175results about How to "Adjust flatness" patented technology

A tilting assembly and a tilting actuator having the same are provided in the present invention. The present invention comprises a stationary member having an inner space, a mirror holder having a shaft supported rotatably by the opposed sides to tilt about a shaft, and a drive unit connected to the mirror holder to apply vertical external force on the mirror holder via the reciprocal action by a magnetic field and an electric field. The present invention allows tilting movement of the mirror without any noise or vibration, saves the costs, and results in uniform tilting quality across the products.

The invention relates to a support device, in particular to a follow-up support device, which is used for airplane structure testing and can release the specific direction constraint. The follow-up support device comprises a special element, a force sensor, a connecting screw rod, a moving plate, a rolling ball device, a fixing plate, a double-lug fixing screw, double lugs, a hinging screw, a screw rod, an upper end regulating screw nut, a lower end regulating screw nut and an installing base. The follow-up support device utilizes the plane rolling bearing application principle for realizing the follow-up support function of the support device, so the support device provides the vertical support function in the testing loading process, meanwhile, the support device can be prevented from generating the additional course and the lateral restraint, and the testing precision of the airplane structure is improved. Meanwhile, the follow-up support device adopts four groups of screw rod and screw nut mechanisms in symmetrical distribution for realizing the integral height and planeness regulation of the support device, the regulation mode is simple, in addition, a regulating mechanism has a self locking function, and the support reliability of the follow-up support device can be guaranteed.

The invention provides a tool for welding assembly of an end socket and a flange. The upper portion of a main shaft is sleeved with a pressing plate and a cushion plate, and the pressing plate is madeto be located above the cushion plate. The end of each mounting rod on the circumference of the pressing plate is provided with an alignment tolerance adjusting bolt, and push heads on the alignmenttolerance adjusting bolts correspond to the end socket supporting faces of the edge of the upper surface of the cushion plate. Raised height adjusting bolts are mounted on the cushion plate. A plurality of radially-extending supporting rods are arranged on the surface of the outer circumference of the cushion plate, and the edge of the upper surface of each supporting rod is an arc face matched with the surface of an inner arc of the end socket. Mounting holes for the raised height adjusting bolts are formed in the supporting rods correspondingly. According to the tool for welding assembly ofthe end socket and the flange, before-welding assembly of ellipsoidal holed end sockets of various thicknesses and diameters and the flange can be achieved, and the assembly quality meets the weldingtechnological requirement. The size phi of an inner hole of the related flange is 100-1000 mm, the diameter phi of the end socket is 300-2000 mm, and the assembly sizes of the all types of flanges andend sockets can meet the welding technological requirement.

The invention discloses an integrated riveting device and an integrated riveting method of a large-scale cylinder section component. The integrated riveting device comprises a rotating table, a flexible clamping system with a liftable top part, a nail conveying device, a press riveting device, a left upright, a right upright, an upper location tool piece and a lower location tool piece, wherein the upper end of at least one workpiece is arranged on the flexible clamping system with the liftable top part through one upper location tool piece, the lower end of the workpiece is arranged on the rotating table through one lower location tool piece, the nail conveying device is positioned on the left upright, and the press riveting device is positioned on the right upright. According to the integrated riveting device disclosed by the invention, the integrated riveting of a large-scale cylinder section workpiece can be accurately realized, all the riveting work can be automatically completed once a numerical control system is set, human intervention is not needed, and the automation degree is high. The integrated riveting device has a strong universality and can be applied to the integrated riveting and processing of thin-wall cylinder section components in various diameters and various heights.

The present invention relates to a carding machine with a device for setting the carding gap during operation, wherein the carding machine can adjust carding gap sectionally over a portion of the drumcircumference on curve track (14) and/or the carding machine can adjust carding gap over the working width of at least one flat bar (20). According to the invention, at least one flat bar (20) is designed to transmit current operating data to a controller (27) of the carding machine, and the position of the flat bar (20) on a drum (4) can be determined. Furthermore, the invention relates to a flat bar.

The invention discloses a clamping tool for a lower shell of an engine thermostat. The clamping tool comprises a machine frame (1); a base plate (2) is arranged on the machine frame (1); positioning column (3), a horizontal clamping mechanism and a plurality of vertical pressing mechanisms are arranged on the base plate (2); the positioning columns (3) are used for supporting a product to be machined; a first clamping device (4) and a second clamping device (5) which are oppositely arranged are further fixedly arranged on the base plate (2) and are used for carrying out relative clamping and limiting on the two sides of the lower shell; the vertical pressing mechanisms are fixedly arranged on the base plate (2) in the circumferential direction of the product; and when the product is placedon the positioning columns (3), the horizontal pressing mechanism clamps and limits the product in the horizontal direction, and the vertical pressing mechanisms press and limit the product the vertical direction. The clamping tool for the lower shell of the engine thermostat has the advantages that, the positioning of the product in the horizontal direction is stable, the adjustment is convenient, and in addition, the occupied space is small.

A diaphragm and a sounder using the same are disclosed in the present disclosure. The diaphragm includes a suspension portion and a dome assembled with the suspension portion. The dome includes a polyethylene terephthalate (PET) layer, a middle layer and an adhesive layer, with the middle layer sandwiched between the PET layer and the adhesive layer. The middle layer is formed with a first through hole for adjusting the deformation amount of the diaphragm. The present disclosure can improve the flatness of the dome and prevent deformation of the dome after the vibration.

The invention relates to the field of LED display, in particular to a flatness adjusting device for a LED display module. The device comprises a fixing piece, an adsorption piece, a first adjusting piece and a second adjusting piece, the fixing piece is fixedly connected with a LED box body, the second adjusting piece is in threaded connection with the fixing piece, the first adjusting piece is inthreaded connection with the second adjusting piece, the adsorption piece is arranged in the first adjusting piece, and the adsorption piece is in magnetic connection with the display module. The novel flatness adjusting device for a LED display module is simple and reliable in structure and convenient to use. Through cooperative use of the fixing piece, the first adjusting piece and the second adjusting piece, standard quantification of initial installation is achieved, meanwhile, the installation positions of the display modules can be easily adjusted up and down, all the display modules can be adjusted up and down independently, adjustment is flexible and convenient, efficiency is high, and the installation progress and the display effect are well guaranteed.

A method and an apparatus for adjusting installation flatness of a lens in real time are provided. The method comprises: acquiring an image captured by a camera in real time, where the image comprises at least two groups of testing charts regarding different positions; pre-processing the image to obtain each group of testing charts by separation; calculating and displaying, based on each group of testing charts, a real-time resolution value of a camera photosensitive surface to each group of testing charts in real time; and adjusting the installation angle of the optical axis of the camera lens relative to the camera photosensitive surface in real time based on the real-time resolution value of the camera photosensitive surface to each group of testing charts.

The invention discloses a large-specification veneer aluminum plate showing wall installation system and a construction method thereof. The large-specification veneer aluminum plate showing wall installation system comprises base layer frameworks, a plurality of connecting assemblies and an aluminum plate and is characterized in that the connecting assemblies comprise corner brace connecting fixing pieces and leveling movable fixing pieces; the corner brace connecting fixing pieces are connected with angle steel through anchor bolts; the angle steel is fixed to the base layer frameworks; folded edges are arranged at the upper ends and the lower ends of the corner brace connecting fixing pieces; the folded edges at one ends are provided with fixing holes, and the folded edges at the other ends are provided with adjusting holes; one sides of the leveling movable fixing pieces are fixed to the aluminum plate through aluminum plate fixing pieces, and the upper ends and the lower ends of the other sides of the leveling movable fixing pieces are connected with connecting edges matched with the folded edges of the corner brace connecting fixing pieces; and the corner brace connecting fixing pieces and the leveling movable fixing pieces are fixed through bolts. According to the large-specification veneer aluminum plate showing wall installation system and the construction method thereof, the leveling movable fixing pieces are horizontally moved by a distance relative to the corner brace connecting fixing pieces so that leveling of the flatness of the aluminum plate can be achieved; and operation is convenient, flexibility is high, and the overall effect of a wall face can be easily improved.

The invention discloses an energy-saving floor tile laying mechanism comprising a bearing framework unit (2) bearing a floor tile, a sleeve-jointing rack (3) and a supporting blocks (4). Adjacent bearing framework units (2) are connected via the sleeve-jointing rack (3); the supporting blocks (4) are connected under the bearing framework unit (2) and supported on the ground; the sleeve-jointing rack (3) is long stripped; a plurality of joints for insertion of bearing framework units (2) are arrayed on the sleeve-jointing rack (3); the plurality of bearing framework units (2) are correspondingly inserted into the plurality of joints of the long stripped sleeve-jointing rack (3); the sleeve-jointing rack (3) is cross-shaped; framework rods (2.1) are enclosed to form each bearing framework unit (2); and the cross-shaped sleeve-jointing rack (3) is respectively connected with framework rods (2.1) of the adjacent bearing framework units (2). Floor tiles are laid by the use of the energy-saving floor tile laying mechanism, so construction quality and efficiency can be improved; and great floor tile flatness can be achieved and excellent energy-saving effect can be achieved.

A fuel leveling device for a downdraft gasifying furnace that can effectively turn over and flat fuel constantly in the gasifying furnace comprises a gasifying furnace simple barrel, wherein a gasifying furnace top plate is connected with the gasifying furnace simple barrel, a mechanic shaft is relatively and rotationally installed on the gasifying furnace top plate, an electric motor is connected with the upper end of the mechanic shaft in a transmission manner, the lower end of the mechanic shaft is inserted in the gasifying furnace simple barrel, and the middle part of the mechanic shaft is installed below the gasifying furnace top plate. The fuel leveling device is characterized in that a material pulling plate shaft and a material flatting plate are fixedly connected at the lower part of the mechanic shaft, material pulling plates are fixedly connected with the material pulling plate shaft, and the material flatting plate is installed on the material pulling plate shaft. The material pulling plate shaft is mutually vertical to the mechanic shaft, both ends of the material pulling plate shaft are separately installed at the two sides of the mechanic shaft, and material pulling plates are connected with the material pulling plate shaft at both sides of the mechanic shaft. The invention is applied to the downdraft gasifying furnace of the fixed bed to level the fuel in the gasifying furnace, thereby satisfying the constant operation requirement of the gasify serial device; and the fuel leveling device is a fuel adjusting leveling device for the downdraft gasifying furnace.

The invention discloses a video conference projection frame which comprises a base. A lifting assembly is installed on the base. A ball sleeve is fixed to the upper end of the lifting assembly. An adjusting ball is movably embedded in the ball sleeve. A connecting column is fixed to the adjusting ball. A fixed plate is installed at the tail end of the connecting column. A fixed frame and a movableframe are installed on the fixed plate. A second installation plate is fixed to the tail end of the fixed frame, a curtain box is fixedly installed on the second installation plate, and a multi-stageelastic telescopic rod is fixed to the lower tail end of the movable frame. The video conference projection frame is simple in structure and small in occupied space. The lifting assembly, the adjusting ball and the multi-stage elastic telescopic rod are respectively arranged, so that the height, any angle and flatness of the curtain are adjusted, the adjustment is free and flexible, the operationis simple and rapid, the use requirements of different places can be met, the frame can be folded and stored after being used, the storage, carrying and transportation are convenient, the structure is stable and reliable, and the projection effect is good.

The invention discloses a preparation technology of a cool silk heterochromatic knitted fabric. The preparation technology comprises the following steps of 1, preparation of grey yarn; 2, weaving of the fabric; 3, after-finishing of the fabric. According to the technology, polyamide fiber, polyester fiber and spandex yarn are matched in use, and the silk blended fabric with a cooling function is prepared, so that the wearing performance of the fabric is improved, and the fabric becomes a sports leisure fabric which is fashionable and functional. Through the technical scheme, the double-color flower grey silk blended fabric with the cooling function is obtained, the types of materials of the silk blended fabric are increased, and the functionality of the silk blended fabric is improved. Theflatness of the fabric is controlled through the compactness in the weaving process and the different shrinkage of the grey yarn, so that the quick-drying property, cool feeling and silk feeling of the fabric are influenced.

The invention discloses a double-screw adjustable multifunctional horse stool and a floor size control method based on the horse stool. The horse stool comprises an upper circular disc and a lower circular disc, a leveling column and a sleeve with internal thread are arranged on the upper surface of the upper circular disc,an adjusting screw and a lower opening protective layer control column arearranged on the lower surface, the adjusting screw and the sleeve are matched and connected in a threaded mode, the thickness of the leveling column and the thickness of an upper opening reinforcing steel protective layer are matched, the thickness of the lower opening protective layer control column and a lower opening reinforcing steel protective layer are matched,the upper circular disc is fixedly connected with the upper part of a floor reinforcement cage, and the lower circular disc is fixedly connected with the lower part of the floor reinforcement cage. According to the double-screw adjustable multifunctional horse stool and thefloor size control method based on the horse stool,a four-in-one manner is adopted, control of panel thickness, steel bar spacing, the protective layer, andthe flatness of the floor surfaceare simultaneously completed, the qualification rates of floor thickness and roof flatness are greatly improved, good reputation from owners is obtained, additional expenses of speeding up processes are lowered for an enterprise, good social benefits are created, complaints on a project are reduced, social harmony is promoted, and a route of environmental protection engineering is embarked on.

The convenient curtain of the present invention, the lower end of the curtain is connected with a bottom box, the bottom box is hollow inside, and a screw rod is arranged in it; two nuts are threaded on the screw rod, one of which is located on one side of the curtain, and the nut and the wire The rods are left-hand threaded, the other is located on the other side of the screen, and the other pull ring extends out of the displacement groove and is connected to the other side of the screen through a pull wire. When water ripples or V-shaped patterns appear on the screen, turn and adjust the screw rod so that the two wire nuts drive the pull ring to move away from each other, and the pull ring will apply tension to both sides of the screen through the pull wire, thereby flattening the screen. Tight, fast and convenient to eliminate water ripples or V-shaped lines, adjust the flatness of the screen, and improve the viewing effect.

The invention relates to a flatness adjusting device and a tiled display screen, wherein the flatness adjusting device is used for adjusting flatness of two LED display units and includes a socket andan aligning component. The socket is fixed to one LED display unit and has a channel which has a gap facing the aligning component; the aligning component includes a base and a protruding bar, the base is fixed to the other LED display unit, and the protruding bar is rotationally arranged on the base. The protruding bar can be rotated to enter the channel and abut against the sidewall of the channel. The socket and the aligning component are fixed to the two adjacent LED display units respectively; the protruding bar rotationally arranged on the aligning component may be inserted into the channel of the socket; with the protruding bar clamped by the channel of the socket, the socket and the aligning component are positioned in a same plane; therefore, the LED display units fixed to the socket and the aligning component are also in the same plane, and flatness adjusting is achieved. The whole flatness adjusting device is compact in structure and small in size.

The invention discloses a large structural member sling system and a hoisting method. The sling system comprises at least one group of sling components, wherein each group of the sling components comprises two annular lifting ropes, and each lifting rope comprises a plurality of wires, a lifting hook and four lifting lugs; each wire is made from polyethylene plastic materials with ultra-high molecular weight; each lifting hook comprising four hooks; the four lifting lugs are arranged on a large structural member; when the large structural member is lifted, each annular lifting rope penetrates through two lifting lugs at one side of the large structural member; two parts, located between the two lifting lugs, of the lifting rope are hung on the two hooks, located at one side of the two corresponding lifting lugs, of the lifting hook separately. Compared with an existing hoisting method that steel wire ropes are directly wound the lifting hook, the hoisting method that annular steel wire ropes are directly hung on the lifting hook, and the hoisting method that the steel wire ropes are used for hoisting after the lifting hook is used for suspension aided by horizontal slings, the sling system has the advantages of easy hoisting, adjustment and leveling, and can be used for providing stable tensile force for the large structural member; and the hoisting stability and the hoisting efficiency are improved.

The invention discloses a remote control and diagnosis system of a bipolar plate preparation hot press machine, and a remote control and diagnosis method of the bipolar plate preparation hot press machine. The system comprises a wireless data acquisition module, a command control module, a remote communication module and a remote communication platform. The wireless data acquisition module obtains three real-time parameters of the bipolar plate preparation hot press machine: a stamping speed, slide block flatness and temperature of a hot press board. The command control module makes a corresponding comparison of each real-time parameter with a corresponding working range and then makes corresponding judgments: when any real-time parameter exceeds the corresponding working range, power-off is executed on the bipolar plate preparation hot press machine, a fault state diagnosis is performed on state data of the bipolar plate preparation hot press machine, and a fault type of the bipolar plate preparation hot press machine is output so that maintenance is perform by a worker according to the fault type. A remote session between the remote communication platform and the command control module is achieved through the remote communication module, and remote expert consultation is performed on the real-time parameters, so a state of the bipolar plate preparation hot press machine is reanalyzed.

The invention relates to an installing node of an outer hanging plate and an assembling method thereof. The installing node of the outer hanging plate comprises the outer hanging plate, a wall body and a hanging-connecting piece. The outer hanging plate comprises an up-and-down arranged upper outer hanging plate and an up-and-down arranged lower outer hanging plate. The hanging-connecting piece comprises a hanging-connecting plate and a connecting plate, and a first connecting part and a second connecting part are correspondingly arranged at the upper end and the lower end of the hanging-connecting plate. One end of the connecting plate is connected with the middle of the hanging-connecting plate, and the other end of the connecting plate is provided with a fixing piece. The included angle between the connecting plate and the upper parts of the hanging-connecting plate is an acute angle. The fixing piece is fixedly connected with the wall body, and the first connecting part and the second connecting part are correspondingly connected with an upper outer wall plate and a lower outer wall plate through the connecting piece. According to the installing node of the outer hanging plate and assembling method thereof, the fact that the stress mode of a hanging piece in the prior art is mainly subjected to shearing force and bending force is changed, load of the outer hanging plate is mainly embodied as pulling force on the connecting plate, strong anti-pulling ability of steel is fully utilized, and the hanging piece cannot deform because of being subjected to shearing force and bending force, thickness of the connecting plate and the hanging-connecting plate is properly reduced, cost is saved, and economic benefit is improved.

The invention discloses a post-grouting floor tile paving construction method. Firstly, floor tiles for decorating a house are arranged on the drawing, and positioning lines are paid off in the decorated house according to the arranged floor tiles; floor tile adjusters are fixed to the ground according to the positioning lines, and after the fixation, the floor tiles are slowly laid on the floor tile adjusters; after placement of a row, the floor tiles are leveled by the adjusters until the whole surface is covered; and the lower parts of the floor tiles are grouted on one sides and filled with grout until construction of all the floor tiles is completed. The post-grouting floor tile paving construction method is reasonable in design, can reduce the thickness of laying under the floor tiles, ensures the laying thickness of the floor tiles to be about 2cm, enhances the housing experience of users, and facilitates the adjustment of the flatness of the tiles; and leveling adjustment oncein an earlier stage is enough, so that the tiling method of workers is unified, the empty drum phenomenon caused by workers due to technical problems is reduced, the manual labor intensity is reduced,and time and labor are saved.