110results about How to "Achieve level adjustment" patented technology

The invention discloses a multi-degree-of-freedom vibration isolation bearing platform which comprises a computer, a control card and a rotary vibration isolation bearing platform, wherein the bottom of a support leg of an azimuth platform in the rotary vibration isolation bearing platform is fixedly connected with a laminated vibration isolation rubber support. A Z-axis drive motor in the support leg is connected with the azimuth platform. An X-axis guide rail, an X-direction platform, an X-axis screw and an X-axis drive motor arranged on the azimuth platform are sequentially connected; and a Y-axis guide rail, a Y-direction platform, a Y-axis screw and a Y-axis drive motor arranged on the X-direction platform are sequentially connected. The Y-direction platform is provided with a Z-axis rotation drive motor and a stage. The Z-axis drive motor, the X-axis drive motor, the Y-axis drive motor and the Z-axis rotation drive motor are electrically connected with the control card respectively; and the control card is electrically connected with a computer. According to the invention, 4-degree-of-freedom adjustment can be performed on the platform in a vibration isolation condition, the pitching and rolling degree of freedom can be subjected to micro adjustment, and horizontal adjustment of the platform can be realized. The multi-degree-of-freedom vibration isolation bearing platform disclosed by the invention has the advantages of simple structure, heavy load, high position accuracy, automatic control and wide application.

The invention discloses a continuous processing device for automobile parts, comprising a base, a chute is provided on the top of the base, a sliding block is slidably installed in the chute, and a horizontally arranged adjusting rod is threaded on the sliding block. Two fixing blocks are fixedly installed on the top of the base, the adjusting rod is rotatably connected with the fixing blocks, and the fixing blocks are sleeved on the adjusting rod, and the top of the sliding block is fixedly connected with a grinding frame, and the grinding frame is U-shaped In the structure, a vertically arranged rotating shaft is rotatably installed on the grinding frame, and a first motor is fixedly installed on the top of the grinding frame. The invention realizes all-round grinding of the parts, has high grinding accuracy, greatly improves the processing efficiency, ensures the quality of the parts processing, and also realizes the all-round deburring of the processed parts, and realizes the integration of grinding and deburring. , the cost of the device is saved, the processing efficiency is improved, the processing accuracy is also improved, and the quality of the parts processing is guaranteed.

The invention relates to a sensor mounting adjustment system and a laser leveling reference device. The sensor mounting adjustment system comprises at least three sensor mounting adjustment devices and a laser leveling reference device for mounting a laser. Each sensor mounting adjustment device is provided with a height adjustment part for adjusting level of a sensor fixing seat and a level alignment mechanism. The level alignment mechanism comprises a target positioning hole arranged on a front mounting plate and a target reticle arranged on a rear mounting plate. The connection line between the target positioning hole and the target reticle is arranged parallelly with the sensor. The laser leveling reference device of the invention is provided with at least three height adjustment parts arranged at intervals around the circumferential direction for adjusting level of the sensor fixing seat. According to the system and the device of the invention, horizontal coplane and concentric mounting of measurement axes of multiple sensors can be quickly realized, efficiency and precision of mounting and positioning of the sensor are improved, and the roundness error measurement precision and the rotation error measurement precision can be further ensured.

The invention discloses an automatic aircraft weight center of gravity measuring apparatus and a control method thereof. The apparatus herein includes a fixed front scale and a fixed rear scale. The center lines of the fixed front scale and the fixed rear scale are provided with a sliding middle scale thereon, and the fixed front scale, the fixed rear scale and the sliding middle scale form a triangle. The fixed front scale and the fixed rear scale both include a digital weighing table. Each digital weighing table is connected to a lifting structure therebelow. The digital weighing table is also provided with a laser displacement sensor therebelow. The sliding middle scale includes a digital weighing table. The digital weighing table is connected to a lifting structure therebelow. The lifting structure is disposed on a scale sliding module. The apparatus herein can automatically measure the weight center of gravity of various kinds of aircrafts, and effectively addresses great measurement errors and high measurement cost due to differences of weighing devices upon measuring the weight center of gravity of various kinds of aircrafts.

The invention relates to a separation and reunion device of a drawer and a sliding rail. The separation and reunion device is used in furniture. The separation and reunion device comprises a fixed seat (1), a locating piece (20), a locating gear rack (3), a self-elastic locking piece (4) and a height adjusting mechanism (4), wherein the fixed seat (1) is installed at the bottom of the drawer, the locating piece (20) is installed on the end portion of a movable rail (2) of the sliding rail, the locating gear rack (3) is installed on the side wall of the end portion of the movable rail (2) of the sliding rail, the self-elastic locking piece (4) is in pivot joint with the fixed seat (1) in a rotating mode and connected with the locating gear rack (3) in a detachable and matched mode, and the height adjusting mechanism (4) is installed on the fixed seat (1) and used for adjustment of the distance between the drawer (8) and the movable rail (2). When the self-elastic locking piece (4) is connected with the locating gear rack (3) in a matched mode, the drawer is fixed on the movable rail and synchronously moves back and forth with the movable rail. According to the separation and reunion device with the structure adopted, the drawer can be conveniently drawn out, and the level height of the left and the right of the drawer can be conveniently adjusted.

The invention discloses a thruster ion beam current center line laser positioning device and method. According to the method, basic modules of a laser head, a collimator, a gradienter, a horizontal adjusting bolt, a switch, a battery and the like are integrated on a clamp, and directional laser beams with high brightness and high monochromaticity are generated by the laser head. According to the feature that the directional laser beams coincide with thruster ion optical system center lines and ion beam current center lines, a measuring probe arranged in an ion beam current environment is precisely positioned, and the problem that a Faraday probe and an ExB probe are inaccurate in positioning in the aspect of measuring features of thruster beam currents is effectively solved. Moreover, themethod is simple and feasible, low in cost, and applicable to precise positioning of the Faraday probe and the ExB probe in the measurement process of various thruster thrust vector deflection angles,beam current divergence angles and bio-charge ion ratios in plume.

The invention relates to a paper tube detection device which comprises a rack and a transmission device, wherein a transmission shaft is arranged on the transmission device, a drive assembly is connected onto the transmission shaft, a support assembly is arranged on the rack, a first camera and a second camera are arranged on the rack, and a PC computer is connected onto the rack. The paper tube detection device has the advantages that the rotation of the transmission shaft is realized through the drive assembly, the rotation of the transmission shaft is realized under the effect of revolution of the transmission device through the drive assembly, so paper tubes are subjected to feed detection in a rotation mode of the transmission shaft, the cost for rotating the paper tubes through the existing equipment is greatly reduced, the detection efficiency is improved, the phenomenon of dropping of the transmission device in the transmission process due to gravity is effectively prevented through the support assembly, the transmission effect of the transmission device is ensured and damage of the transmission device is avoided. The first camera and the second camera shoot the paper tubes and judge the quality of the paper tubes through the PC computer, so the detection is convenient and the qualification rate of paper tube detection can be ensured.

The invention provides a remote video monitoring camera capable of automatically warning when being damaged, relates to the field of monitoring equipment, and solves the problems that the monitoring range is relatively narrow, the linkage cleaning and hiding of the camera cannot be realized in the moving adjustment process, the monitoring definition is reduced, the camera is easily damaged in hailweather, and an alarm prompt cannot be given when the camera is maliciously damaged by lawbreakers. The remote video monitoring camera capable of automatically warning when being damaged comprises amain body seat, and an adjusting structure is arranged on the main body seat. When a contact head slides into a groove and is in contact with the inner wall of the groove, the camera body is in a hidden state, so that the protection effect of the camera can be achieved in hail weather. Thirdly, when the contact head slides into the groove and makes contact with the inner wall of the groove, a cylindrical rod makes contact with a contact switch at the moment, a microprocessor controls an electric heating pipe to conduct heating at the moment, and then an ice layer on the camera body can be melted and removed.

The invention discloses a safe-to-use rubber hammer which comprises a hammer handle body, wherein a cavity is formed in the hammer handle body; sliding rails are fixedly connected with the inner top wall and the inner bottom wall of the cavity; a movable plate is arranged in the cavity; the upper surface and the bottom surface of the movable plate are fixedly connected with sliding blocks matchedwith the sliding rails; the two sliding blocks are connected in the two sliding rails separately in a clamping manner; a bearing is fixedly connected with the right side face of the movable plate; a threaded rod is fixedly connected with the inner ring of the bearing; and a partition board matched with the cavity is fixedly connected with the interior of the cavity. The safe-to-use rubber hammer can integrally and effectively fix the hammer head to prevent separation of the hammer head and the hammer handle, is higher in safety, can meet the demand of a user, can effectively lower the frictional force between the threaded rod and the hammer handle body through arranging a through hole to lower the labor output when the user rotates the threaded rod.

The invention discloses a self-heating platform used for forming of a fiber composite board. The self-heating platform comprises a supporting device, a tempered glass formwork, a thermal radiation lamp mounting base and a heating device. The supporting device is a cuboid framework, and the tempered glass formwork is rectangular and arranged at the top end of the supporting device. The thermal radiation lamp mounting base is rectangular and identical with the tempered glass formwork in size. The thermal radiation lamp mounting base is parallel to the tempered glass formwork, arranged on the supporting device and located under the tempered glass formwork. The heating device comprises multiple thermal radiation lamps and a temperature control device. The thermal radiation lamps are evenly arranged on the thermal radiation lamp mounting base and electrically connected with the temperature control device. Through the characteristics of temperature resistance and transparency of the high-strength tempered glass formwork, the fit degree of prepreg and the formwork and the process of fiber impregnation in resin can be observed. By the adoption of a heat preservation device, heat loss is reduced, temperature rise time is shortened, and the constant temperature is guaranteed.

The invention discloses a refrigerator which is easy to move, which comprises a base. Support blocks are fixedly connected to the four corners of the bottom of the base. The bottom of each support block is fixedly hinged with wheels. The inner bottom wall of the cavity is fixedly connected with two symmetrical support rods, the upper surface of each support rod is fixedly connected with the inner top wall of the cavity, and the sides of the two support rods are fixedly connected with Bearing, the interior of the cavity is provided with a threaded rod, the two ends of the threaded rod are fixedly connected to the inner rings of the two bearings, and the outer surface of the threaded rod is provided with two symmetrical spiral rings, and the inner ring of each spiral ring is It is threadedly connected with the outer surface of the threaded rod, and the inner bottom wall of the cavity is provided with two symmetrical first through grooves. The easy-to-move refrigerated cabinet has a more stable overall clamping, is convenient and fast, is convenient for maintenance personnel to disassemble, is convenient for maintenance, and can meet the needs of users.

The invention discloses a hemodialysis internal fistula training device. Through the arrangement of a first servo electric cylinder and a second servo electric cylinder, lifting-falling adjustment ona supporting plate can be achieved, the arm of a patient is conveniently lifted, and edemas of the limbs can be reduced; through the arrangement of a first sliding groove, a second sliding groove, a first sliding strip and a second sliding strip, the stability of the supporting plate in the process of lifting and falling can be improved; through the arrangement of a water storage bag, the comfortof elbow support can be conveniently improved; through the arrangement of a ball screw, a screw nut, a connecting block and a forward and reverse motor, horizontal adjustment of a sliding plate can beachieved, and the patient can be conveniently subjected to different kinds of training; through the arrangement of a support, an elastic rope and a gripping ball, the patient can be subjected to gripstrength training; through the arrangement of a finger strength training apparatus, the patient can be subjected to finger strength training; through the arrangement of a second slide rail, a slidingblock, a second spring and a pushing plate, the patient can be subjected to wrist training.

The invention discloses a rapid leveling method for a surveying instrument tripod. The method is characterized in that the method is characterized by comprising the following steps: firstly, through holes are drilled in lower portions of sleeves of three supporting legs of the tripod, air bags extending in the axial direction and air inlets are formed in inner cavities of the supporting leg sleeves, during field surveying and mapping work, the three air bags are communicated through connecting parts, then a certain amount of air is inflated into the air bags through inflating equipment for inflating valves, and a support platform is in a suspension state; and then a palm is used for pressing the support platform at different acting points, a level bubble is observed at the same time, whenthe level bubble is observed to reach the horizontal state, fastening screws are screwed down to fix three scale sliding rods, all gate valves are closed at the same time, and the tripod is kept in the horizontal stable state.

The invention discloses a solar wing panel air flotation support ground simulation hanging and spreading device. The device comprises a horizontally arranged hanging rod, a vertically arranged support rod, a pull rod, an upper end horizontal support, a lower end horizontal support, a vertical fixed beam, a fixed beam limiting frame, a fixed beam movable frame, a first pull rod base, a second pull rod base, a first short slide rail base, a second short slide rail base, a rocker arm stabilizing sleeve and a short slide rail; an air flotation rail support frame is arranged on a hanging frame, an air flotation support rail is fixed on the air flotation rail support frame, an air flotation support table is fixed on the short slide rail, and the lower surface of the air flotation support table is close to but not sticks to the surface of the air flotation rail support rail. According to the solar wing panel air flotation support ground simulation hanging and spreading device, the vertical state of the support rod and the horizontal state of the hanging rod can be guaranteed simply by ensuring the absolute horizontal state of the horizontal support, the air flotation support table is supported by the air flotation support guide rail, the length of a moment arm of a hanging point is changed, the degree of deformation of the hanging rod is reduced, and hanging and spreading of a solar wing panel can be conducted smoothly.

The invention discloses a polishing device for bridge-cutoff aluminum alloy door and window machining. The polishing device comprises a base and a moving assembly. Supporting rods are uniformly arranged on the surface of the base, a top plate is arranged at the top ends of the supporting rods, a translation assembly is arranged on the surface of the base, a lifting assembly and a limiting assembly are arranged on the translation assembly, a clamping assembly is arranged on the lifting assembly, and a rotating assembly is arranged on the limiting assembly; the moving assembly comprises a top groove, a sliding seat, a toothed plate, supporting plates, a worm and a first motor, the top groove is formed in the middle of the top plate, the sliding seat is slidably connected into the top groove, the toothed plate is arranged on the surface of the sliding seat, and the supporting plates are symmetrically arranged on the two sides of the surface of the top plate. And automatic turning over of doors and windows can be achieved, continuous grinding of the two sides can be achieved, the working efficiency is improved, the labor intensity is reduced, and practicability is high.

The invention belongs to the technical field of graphite product machining equipment, and particularly discloses high-precision polishing equipment for graphite slices. The high-precision polishing equipment for the graphite slices comprises a rack, a workbench and a grinding assembly. Small holes are formed in the surface of the workbench for vacuumizing to adsorb and fix the graphite slices, double sliding rails and the grinding assembly are arranged on the rack for adjustment of polishing positions, and the relatively high polishing precision is obtained preliminarily; annular channels communicating with the small holes are formed in the peripheries of the small holes to enhance the vacuum adsorption effect, with the arrangement of a concave area of the workbench combined, it is guaranteed that the graphite slices cannot deviate in position in the polishing process, and the polishing precision is improved; and through the three-layer structural design of a metal layer, a rubber layer and a polishing layer of a polishing disc, the stability of the grinding assembly is improved, and the polishing precision is further improved; in addition, the high-precision polishing equipment for the graphite slices also has the characteristics that the operation is easy, the safety is high, the polishing layer can be easily replaced, and the polishing efficiency is high.

The invention provides a high-performance connecting structure of a deformation joint of a stone curtain wall. The high-performance connecting structure comprises a stone face plate and a stone back plate, the stone back plate can be connected with curtain wall keels through connecting pieces, and the connecting pieces comprise seismic components, two adaptors and two L-shaped corner codes; the seismic components comprise connecting plates, the middles of the connecting plates are connected with the stone back plate through shaping bolts, springs are formed between the upper ends of the shaping bolts and the connecting plates, the left and right ends of the connecting plates are connected with rotating rods through bearings, and the lower ends of the rotating rods are fixedly connected with circular sliding blocks; the two adaptors correspondingly comprise two adapting frameworks, the opposite ends of the two adapting frameworks are fixedly connected with wing flange plates I correspondingly, the back ends of the two adapting frameworks are fixedly connected with wing flange plates II correspondingly, the lower ends of the two wing flange plates I are correspondingly overlapped with the left and right upper end surfaces of the stone back plate, and the upper ends of the two wing flange plates I are provided with horizontal chutes correspondingly; and one ends of the two L-shaped corner codes are fixedly connected with the wing flange plates II, and the other ends of the two L-shaped corner codes are fixedly connected with the curtain wall keels. The high-performance connecting structure integrates the functions of expansion joints, settlement joints and shockproof joints, and has high practicability.

The invention provides a buffer type anti-collision warning guardrail based on road and bridge construction, and relates to the field of municipal construction. The problems that the angle rotation guiding effect is not achieved, and direction changing and force unloading cannot be conducted after a vehicle is impacted; and fixing cannot be achieved at the same time through diversified fixing structures, the fixing structures cannot be adjusted, and the guardrail cannot adapt to supporting and fixing under different terrain environments are solved. The buffer type anti-collision warning guardrail based on road and bridge construction comprises a first frame, wherein an elastic damping structure is arranged on the first frame, and a second frame is rotationally connected to the elastic damping structure. The structure of a stress part is improved, firstly, a protective barrel is rotationally connected to a rotary connecting base C, the protective barrel and the rotary connecting base Cjointly form a protective type rotary connecting structure, force unloading can be achieved through rotation of the protective barrel after the vehicle makes contact with the protective barrel, and the strength of the protective barrel can be enhanced through reinforcing protrusions.

The invention discloses a parallel robot fixing plate which comprises a horizontal plate (1), a vertical plate (2), a bottom plate (3) and a rib plate (6). The parallel robot fixing plate is characterized in that five plates are formed by welding, the horizontal plate (1) and the bottom plate (3) are horizontally arranged, the vertical plate (2) is vertically arranged, a whole structure is in a Z shape, a thread hole (4) is formed in the horizontal plate (1), two long-strip holes (5) are formed in the vertical plate (2), and a through hole (7) is formed in the bottom plate (3). The fixing plate is of a Z-shaped structure which is simple and reliable, the fixing plate can be conveniently arranged on a frame, after a parallel robot is arranged through the fixing plate, leveling is easy, mounting and adjusting are convenient, the fixing plate is scientific and reasonable in structure, the fixing performance of the parallel robot is improved, and guarantee is provided for safe using of the parallel robot.

The invention discloses a longitudinal and transverse rail type combined lifting construction elevator, and relates to the technical field of building construction. A hanging basket of the elevator can be used for carrying constructors, building materials, matched tools and the like; the number of combined vertical frames can be properly increased or decreased according to the building construction height requirement; an electric hoist can drive the hanging basket to move upwards to convey vertical frame building materials, the building materials are not prone to falling, operation is convenient, and potential safety hazards are greatly reduced; along with rising of the vertical frames, a balance weight of a certain weight can be placed on a flat car, the gravity center of the whole structure cannot be too high, then the whole stability is high, and potential safety hazards caused by gravity center rising are greatly reduced; the whole structure can move along a transverse guide rail through a transverse walking mechanism, and the transverse walking stability is high enough; and a falling protector is connected between the hanging basket and a hanging bracket, and therefore even though a steel wire of the electric hoist is broken, the hanging basket cannot directly fall down, construction safety is ensured, and time is gained for constructors to maintain the elevator.

The invention discloses a device for ground simulation of hanging and unfolding of a solar wing plate. The device comprises a horizontal hanging rod, a vertical supporting rod, a pull rod, an upper-end horizontal supporting seat, a lower-end horizontal supporting seat, a vertical fixed beam, a fixed beam limiting frame, a fixed beam moving frame, a first pull rod seat, a second pull rod seat, a first short sliding rail seat, a second short sliding rail seat, a rocker frame stabilizing sleeve and a short sliding rail. With the device, all that is required for guaranteeing of the vertical state of the supporting rod and the horizontal state of the hanging rod is to guarantee the absolute horizontal state of the horizontal supporting seats, whether the hanging rod is horizontal cannot be measured directly, and whether the supporting rod in the vertical state is absolutely vertical cannot be measured, so that the horizontal state of the hanging rod can be guaranteed by directly measuring whether the horizontal supporting seats are horizontal by a horizontal gauge; when the hanging rod is detected to be not in the horizontal state, the hanging rod is adjusted horizontally by adjusting the vertical fixed beam, and whether the hanging rod is adjusted to be horizontal can be judged accurately through a laser emitter in the adjusting process.

The invention discloses a horizontal regulation control method of an FPC pressure maintaining head. The method comprises a step of calibration, allowing a pressure maintaining head to go down slowly, and allowing laser to pass a horizontal measurement channel on a pressing head block, a step of positioning, setting a position as a K position, and inputting the K position into a computer, a step of reaching the K position before the pressing head presses down in each time when working is started, starting a laser emitter, wherein the pressing head is parallel to a platform if a laser receiver can receive laser, and continuing to descend and press downward, and a step of realizing the horizontal regulation of the pressing head through the horizontal measurement channel.

In order to solve the problem of veneer adjusting flatness, the invention designs an adjustable veneer hanging component combination. The adjustable veneer hanging component combination comprises an upper hanging component mounted above a veneer and a lower hanging component mounted below the veneer, wherein the upper hanging component and the lower hanging component are in male and female connection; a front baffle plate and a back baffle plate or a positioning plug are / is arranged on the top of the upper hanging component or the lower hanging component; when the front baffle plate and the back baffle plate are arranged on the upper hanging component, the positioning plug is arranged on the lower hanging component; when the front baffle plate and the back baffle plate are arranged on thelower hanging component, the positioning plug is arranged on the upper hanging component; an adjusting area is formed between the front baffle plate and the back baffle plate; the positioning plug isarranged inside the adjusting area; a bolt is arranged on the positioning plug; the bolt controls the positioning plug to move forward and backward in the adjusting area and positions the positioningplug after the positioning plug moves to a preset position. Through adjustment of a first bolt and a second bolt, internal and external movement of the lower part of the veneer is achieved; the adjustable veneer hanging component combination has a fine adjusting function after mounting, so that the overall mounting accuracy is not strictly required, and the construction efficiency of workers is improved and the flatness of an outer vertical surface can be ensured.

The invention relates to the field of leveling of multisection cross beams, in particular to a truss robot multisection cross beam horizontal adjusting device. An upper inclined surface is arranged at the upper part of an inclined surface fixed block; a lower inclined surface is arranged at the lower part of an inclined surface adjusting block; the upper inclined surface and the lower inclined surface are consistent in inclination; the inclined fixed block is fixed at the upper part of a truss stand column; the inclined surface adjusting block is put on the upper inclined surface of the inclined surface fixed block; the upper inclined surface of the inclined surface fixed block is contacted and mounted with the lower inclined surface of the inclined surface adjusting block; a large notch fixed stopper is fixed in a groove formed in the upper part of the truss stand column; a small notch fixed stopper is fixed on the side surface of the large notch fixed stopper; an adjusting bolt and the inclined surface adjusting block are horizontally connected through a thread; and a ring notch of the adjusting bolt is clamped in a U-shaped groove of the small notch fixed stopper. The device realizes horizontal adjustment of multisection cross beams among all truss stand columns, and has such characteristics as long service life, beautiful appearance, simple structure and low cost.

The invention discloses a municipal street lamp convenient to adjust. The municipal street lamp comprises a base, wherein a fixed seat is fixedly connected to the interior of the base; the top end ofthe fixed seat penetrates the base and extends to the outside of the base; a motor is fixedly connected to the upper surface of the fixed seat; a rotary bar is fixedly connected to the output end of the motor; a first gear is fixedly connected to the upper surface of the rotary bar; a bearing is fixedly embedded into the upper surface of the fixed seat; a lamp pole is fixedly connected to the inner ring of the bearing; a second gear is arranged on the outer surface of the lamp pole in a sleeving manner; and the first gear and the second gear are meshed with each other. The municipal street lamp convenient to adjust allows the illumination angle to be conveniently adjusted as required by people on the whole, and can effectively remind people of an electricity risk and no climbing, so that accidents are reduced. Flies can be effectively prevented from being attached to the outer surface of a lamp body in hot summer, so that neither the illumination effect nor the overall attractiveness is affected. The municipal street lamp convenient to adjust can meet the social demands and is beneficial to wide popularization.

The invention relates to a truss robot. The truss robot comprises a stand column, the stand column is provided with an oil storage tank, a tray assembly and a control box, and a bottom plate and a foot bottom plate are connected through an adjusting assembly; the tray assembly comprises a tray base and a tray body with placement grooves distributed on the upper surface of the tray body, and the tray body is in sliding connection with the tray base; a cross beam is fixed at the top end of the stand column through a bridge connection beam, a transverse motor, a longitudinal motor and an auxiliary gear i are fixed on a fixed plate, the longitudinal motor is connected with a first gear, a second auxiliary gear is connected with an oil injection port, the gear surface of the second auxiliary gear is provided with an oil outlet port communicated with the oil injection port, the gear surface of the second auxiliary gear is coated with a cashmere cloth layer, and the oil injection port is connected with the oil storage tank through a hose; a rotary air claw comprises a claw body, and a material taking head and a material feeding head fixed on the claw body, and an elastic assembly is arranged on the material feeding head. The truss robot is reasonable and simple in structural design, and pushed force is applied to a workpiece through a pushing piece during material feeding; the adjusting assembly is used for horizontally adjusting the truss robot; and the auxiliary gears are used for lubricating the racks in real time

The invention provides an air cushion track leveling system based on single chip microcomputer control. The air cushion track leveling system comprises an air cushion track, an air supplying pipe, anair pump, supporting feet, a telescopic adjusting device, measuring glasses, photoelectric sensors, liquid communicating vessels, a controller, a liquid crystal display screen, a switch and a tilt angle sensor; the three measuring glasses or the three photoelectric sensors are adopted and used in a paired mode, each measuring glass or each photoelectric sensor is fixed to one side of the corresponding supporting foot, wherein the lower parts of the measuring glasses are connected through the liquid communicating vessels, and the photoelectric sensors are connected with the controller through signal lines; and the controller is fixed to the lower part of the air cushion track, and the tilt angle sensor is mounted on one side of the controller. According to the air cushion track leveling system, by arranging the telescopic adjusting device, the measuring glasses, the photoelectric sensors, the liquid communicating vessels, the controller and the tilt angle sensor, the structure is simple, the defect that the air cushion track is not prone to being leveled is made up, the demands of experimental data results are met, and the error of experiments due to the uneven air cushion track isavoided.

The invention discloses a hand twisting type four-drive hanging hook and a display wall. The hanging hook is used for being installed on a support and is connected with a to-be-installed device; the hanging hook comprises a first supporting piece, a second supporting piece and a horizontal adjusting piece; the first supporting piece comprises a body part, a connection part used for being connected with the to-be-installed device, and an adjusting part used for installing the horizontal adjusting piece; and the second supporting piece is installed on the first supporting piece and is connected with the first supporting piece in a sliding manner so that the second supporting piece can horizontally slide along the first supporting piece. The hanging hook can fast adjust the position of the to-be-installed device without any tool, operation is easy and convenient, and a large beneficial effect is achieved for on-site assembly and disassembly.