58results about How to "Guaranteed relative motion" patented technology

The invention relates to a technology and equipment for dedusting mixed oil gas, in particular to the technology and the equipment for dedusting mixed oil gas formed by splitting waste rubber and waste plastic. The technology is characterized in that the oil gas is sprayed and dedusted by same type of oil after being filtered and dudusted; and when dust falls, and oil adhered on the dust is converted into gaseous state from liquid state. The equipment comprises a tower body of which the lower end is provided with an oil gas inlet, wherein the tower body is internally provided with a filteringand dedusting mechanism and a spraying device for same type of oil, and the spraying device is arranged above the filtering and dedusting mechanism; the filtering and dedusting mechanism comprises dedusting rotary cage controlled by a lateral shaft; and the total volume of the filler filled into the dedusting rotary cage under the natural state is smaller than the volume of the dedusting rotary cage. In the invention, the reasonable technology and the reasonable equipment are adopted for dedusting and purifying oil obtained by splitting waste rubber and waste plastic, oil discharging quality and carbon black quality are improved, environmental pollution is lightened, thus providing a new path for solving the increasingly serious energy crisis, so that the technology and the equipment can be widely popularized and used.

The invention discloses a satellite composite formation method which is used for solving the technical problem that an existing satellite autonomous formation flight control method is low in control precision. According to the technical scheme, a separating-type active vibration isolation and controlling system is designed between each satellite body and a corresponding load, the satellite body and the load are regarded as fixed connection, the conventional formation method is adopted to conduct rough formation on satellite groups, aiming at the problem of control of master-slave formation satellite postures and orbits, a satellite six-degree-of-freedom relative motion model is established, and a micro-thruster is used for adjusting the postures and the orbits to maintain relative motion between formation satellites by measuring the relative postures and relative positions between the formation satellites. A dynamic model of a single load is established, three-axis control force and three-axis control torque are generated through cooperated using of eight separated type electromagnetic force actuators, and six-degree-of-freedom precise control is conducted on the loads to realize the high-precision composite formation between the satellite loads.

The invention discloses plasma vacuum coating equipment with the function of electrode and workpiece movement and a using method. The equipment comprises moving electrodes, a vacuum air exhausting device, a plasma vacuum cavity, a workpiece driving moving device, a plasma discharge source and an air inlet channel; the plasma discharge source and the vacuum air exhausting device are arranged on theexterior of the plasma vacuum cavity; and the moving electrodes and the workpiece driving moving device are arranged in the plasma vacuum cavity. The using method of the equipment comprises the following steps that the plasma vacuum cavity is vacuumized, and coating is conducted on a to-be-coated workpiece. According to the plasma vacuum coating equipment with the function of electrode and workpiece movement and the using method, the coating sedimentation rate and the coating production efficiency are improved by adopting a plasma-enhanced chemical vapor deposition method, the coating uniformity and consistency are improved, the protection effects such as water prevention, sweat prevention, moisture prevention, corrosion resistance and solvent resistance of a coating are improved, and theplasma vacuum coating equipment can be applied to various coating occasions such as PCBs, PCBAs, electronic products, electric appliance parts, electronic semi-products, metals, electronic components, semiconductors, integrated circuit boards and plastic products.

The invention belongs to the technical field of robot-assisted surgery, and particularly relates to a robot surgery positioning method and device based on ultrasonic guidance. Firstly, a focus is accurately positioned by adopting an image segmentation technology based on deep learning, the focus and spatial position information of the focus are accurately identified in an ultrasonic image which changes in real time, and a robot with a mechanical arm carrying ultrasound and an instrument simultaneously generates relative motion and compensates position errors in the process that ultrasonic scanning does not leave a human body, so that the position precision of instrument control is improved. According to the device, one mechanical arm is used for carrying ultrasonic and surgical tools at the same time, a multi-degree-of-freedom movement mechanism is additionally arranged, and it is guaranteed that an ultrasonic probe and the surgical tools can move relatively; and real-time position detection is performed on a part through ultrasonic image analysis, and when a focus position is displaced, a method of performing position compensation by adopting multi-degree-of-freedom provided by an additional mechanism is adopted, so that the surgical position precision is improved.

The invention relates to the technical field of rail vehicles, and discloses a traction beam structure, an end chassis with the traction beam structure and a rail vehicle. The traction beam structurecomprises a coupler mounting seat, a first traction beam body and a second traction beam body, wherein the first traction beam body and the second traction beam body are oppositely arranged and are arranged on the two sides of the coupler mounting seat correspondingly, the first traction beam body and the second traction beam body both comprise lower cover plates and traction beam web plates whichare arranged at the upper ends of the lower cover plates and are in butt joint with the lower cover plates, V-shaped grooves are formed in the butt joint positions of the lower cover plates and the traction beam web plates, and the edges of the traction beam web plates protrude out of the edges of the lower cover plates to form mounting parts. The traction beam structure has the advantages of being capable of realizing automatic welding, good in welding quality and small in deformation after welding.

The invention discloses a device for supplying electric energy to a wave glider. The device comprises a floating boat, a generator body and a tractor. The generator body is in rigid connection with the floating boat and the tractor. The floating boat and the tractor vertically move to drive a magnet bar and coils in the generator body to conduct magnetic induction line cutting motion, and then power is generated. The device has the advantages that the generator body ascends and descends along with the floating boat and the tractor, the magnet bar and the coils conduct relative motion all the time, then the reliability of a power generating device is guaranteed, and the motion mode of the wave slider is reasonably utilized for power generation. In the power generating process of the device,all the coils are sealed in a pouring sealant, the sealing performance is good, and the service life is long. The generator body of the device replaces an original method that an armored cable is utilized for connecting the floating boat and the tractor together, and the problem that due to the fact that the armored cable is destroyed in an extreme offshore environment, communication between thefloating boat and the tractor is interrupted, and equipment faults are caused is avoided.

The invention relates to a train bogie rectifying device and relates to the technical field of train rectifying. The train bogie rectifying device comprises a dome track, dome wheels, a casing frame, an access door, a dome outer casing, a carriage vehicle bottom, a bogie side frame, a guide device, a guide shaft, a guide shaft rubber sleeve, a guide sleeve, a guide sleeve seat, a guide sleeve seat board and a bogie. The train bogie rectifying device is characterized in that the dome outer casing is in a box shape with an upper opening and a lower opening, the dome outer casing is covered outside the bogie, the dome wheels are installed on two sides of the front upper portion and the rear upper portion of the outside covered dome outer casing, the dome outer casing is connected with the dome track through the dome wheels, and the dome track is connected with the carriage vehicle bottom. According to the train bogie rectifying device, on the premise that movement performances of train operation are not changed, air resistance of train operation is reduced, energy consumption is reduced, or train operation speeds are increased; free rotation of the bogie and relative movement of the bogie and a wagon box in an upward and downward direction are guaranteed; radiating during braking is guaranteed; loads are not added to the bogie; and the train bogie rectifying device is convenient to maintain.

The invention provides a gas static pressure measuring head mechanism for a car wheel detector. The gas static pressure measuring head mechanism comprises a measuring bar and a measuring head, wherein the measuring head is of a sphere shape and supported by a gas static pressure supporting mechanism connected to the measuring bar; the gas static pressure supporting mechanism is structurally characterized in that a containing part is connected to the measuring bar and provided with a measuring head supporting spherical surface, a certain gap is left between the supporting spherical surface and the measuring head, vent holes are arranged in the containing part, and the supporting spherical surface is provided with a plurality of throttling holes which are arranged symmetrically and communicated with the vent holes; and when gas flows in through the vent holes of the containing part, the gas enters in the gap between the measuring head and the supporting spherical surface through the throttling holes to form a gas membrane with certain rigidity and bearing capability, and then the measuring head can universally rotate on the supporting spherical surface. The gas static pressure measuring head mechanism has a creative structure, realizes the universal rotation of the measuring head on the supporting spherical surface, ensures the relative movement between the measuring head and detected wheels as pure rolling, can greatly reduce the driving power needed by detection and improves detection precision by forming the gas membrane with certain rigidity and bearing capability.

The invention discloses a high-rise building fire protection structure comprising a fixed plate, a flue gas absorbing box and a plurality of pushing units arranged on the fixed plate. The fixed plateis connected with the flue gas absorbing box through the pushing units, and the pushing units comprise piston rods, piston chambers arranged in the flue gas absorbing box and two fire extinguishing tubes; racks and fixed tubes of a hollow structure are arranged at the upper and lower sides of the piston rods; one ends of the fixed tubes are fixed on the fixed plate, and the other ends of the fixedtubes are detachably connected with the racks; the fire extinguishing tubes are provided with spray nozzles located on the outer side of the flue gas absorbing box, and the fire extinguishing tubes are internally provided with aluminum sulfate solution tubes and sodium bicarbonate solution tubes; the aluminum sulfate solution tubes and the sodium bicarbonate solution tubes are symmetrically arranged, and movable blocks are arranged between the aluminum sulfate solution tubes and the sodium bicarbonate solution tubes; second compression springs connected to the inner walls of the fire extinguishing tubes are arranged at the upper ends of the movable blocks; and air bags are arranged on the inner walls of the piston chambers for pushing the movable blocks to move, the air bags are filled with nitrogen gas, and therefore fire spreading is prevented.

The invention discloses a rotary heat transfer experiment system and method for a turbine blade cooling performance test. The system comprises a static air supply system, a rotary experiment test platform and a control system; the static air supply system comprises an air pump, a steady flow tank, a temperature control device, a three-way solenoid valve, a flow meter and a pressure gauge; the rotary experiment test platform comprises a motor, a rotating speed sensor, a speed change gear box, a supporting gantry, a circular experiment table, an experiment test section and a high-speed thermal imaging system; the high-speed thermal imaging system comprises a high-speed thermal imaging device and an image processing computer; the control system is connected with the temperature control device, the flow meter, the pressure gauge, the rotating speed sensor, the air pump, the motor and the high-speed thermal imaging system; and by adopting the method disclosed by the invention, an experiment research can be performed on the heat transfer performance of an internal cooling passage of a turbine blade in a rotary state, and the heat transfer data of four different structure working conditions can be tested at the same time, thereby improving the test efficiency and shortening the test time while obtaining experimental data with higher precision.

The invention discloses a multi-roll large-diameter thin-wall seamless pipe mill, and relates to a cold rolling large-diameter thin-wall seamless pipe mill. Mill rolls moves steadily, and a difference of linear velocities of a middle part and two ends of a concave arc roll way of each mill roll is small, so overlarge plastic deformation of pipes is avoided in the axial direction. The mill comprises a main handpiece, a seamless pipe clamping feed-in device and a mandril feed-in response device, wherein the main handpiece comprises a frame and a stand; a dog is arranged in the frame; the stand is provided with a dog driving mechanism; the dog in the frame can reciprocate relative to the stand; the dog, a seamless pipe and a mandril are concentrically arranged; the dog driving mechanism is provided with driving rods which move synchronously and have different two-stage speeds; the driving rods reciprocate along the axis direction of the dog; the dog consists of a body and a mill roll set which are concentrically arranged and can move relatively along the axis; and for the driving rods with different two-stage speeds, the high-speed driving rod is connected with the body, and the low-speed driving rod is connected with the mill roll set. The mill has steady milling process, and the finished pipes have high precision and good quality.

The invention discloses a suspension tunnel connecting component. The suspension tunnel connecting component comprises a connector head and a connector tail which are in butt joint with a front pipe section and a rear pipe section; the head and the tail of the connector are connected through three stress components, namely a radial stress component for bearing radial load and generated displacement of the suspension tunnel, an axial stress component for bearing axial load and displacement and an annular stress component for bearing annular load and rotation; and the stress components are connected to spherical hinge springs through connecting shafts, so that the shock-absorbing and buffering performance is ensured, and the relative degree of freedom of the head and the tail of the connector is met. Compared with a traditional immersed tube connection tunnel connector, the suspension tunnel connecting component is provided with the components which are stressed in the axial direction, the radial direction and the annular direction, the freedom degree in the six directions is met, and the suspension tunnel connecting component can adapt to vibration and deformation generated by a suspension tunnel in the complex marine environment.

The invention relates to the technical field of strip detection, and discloses strip edge grinding equipment which comprises a box body. The top of the box body is provided with a longitudinal slidinggroove, the longitudinal sliding groove is connected with a cylinder body, and the upper end of the cylinder body is connected with a pressing plate; connecting rods are arranged at the two ends of the pressing plate, first supporting frames are connected to the connecting rods in a sliding mode, and first rolling wheels are connected to the first supporting frames in a rotating mode; the first rolling wheels are engaged with the connecting rods, a second rolling wheel is arranged below the right of each first rolling wheel, and the second rolling wheels are connected with rolling rods; a push plate is arranged at one end of each rolling rod, and baffles are arranged at the two ends of each push plate; a grinding plate is arranged between every two baffles, and springs are arranged between the baffles and the grinding plates; a friction block is arranged at the lower end of the cylinder body, stands columns are arranged on the upper portion of the friction block, and a spring is arranged in the cylinder body; and the box body is provided with a pressing device. A strip is pressed on the supporting block, and the edges of the strip are ground in the moving process of the grinding plates. The strip edge grinding equipment has the advantages that the operation is easy, the grinding efficiency is high, and the strip can be subjected to multi-edge grinding.

The present invention regards a refiner plate segment (1) for a disc-type refiner apparatus (30), adapted to grind a saturated cellulosic material (M) in a refining gap (17) defined by opposed discs (20) during use of the apparatus (30), the material being moved from a refiner inlet opening (21) towards an outer edge (7) of the segment (1). The outer edge (7) of the segment (1) comprises a barrier arrangement (15) to increase the pressure in the refining gap (17) for retaining the liquid phase out to said outer edge (7). The present invention also regards a method of refining a saturated cellulosic material (M) in a refining gap (17) defined by two opposed discs (20) of a disc arrangement.

The invention discloses a bogie rectifying device capable of overcoming the airflow resistance and relates to the technical field of train belly rectification. The bogie rectifying device capable of overcoming the airflow resistance comprises a fairwater cone rail, fairwater cone wheels, a shell frame, access doors, a fairwater cone shell, a carriage underbody, a bogie, a guide wheel bracket, a guide wheel and a steel rail, and is characterized in that the fairwater cone shell covers the bogie; the upper and lower parts of the fairwater cone shell are provided with openings; the front and rear surfaces of the fairwater cone shell are arc surfaces; baffle plates on two sides of the fairwater cone shell are provided with the access doors; the two sides of the exteriors of the upper ends on the front and rear surfaces of the fairwater cone shell are provided with the fairwater cone wheels; the fairwater cone shell is connected with the fairwater cone rail by virtue of the fairwater cone wheels; the fairwater cone rail is connected with the carriage underbody by virtue of welding; a shell frame is welded and connected in the fairwater cone shell; a transverse rack at the lower end of the shell frame is connected with the guide wheel bracket; and the guide wheel is connected with the guide wheel bracket. The bogie rectifying device has the characteristics of reducing the air resistance of train running, reducing the energy consumption and improving the running speed.

The invention relates to an optical glass strip rolling and moulding device which belongs to the technical field of optical glass melting plate one-step thermal moulding devices. The invention mainly solves the problem of larger circular bead and thickness control existing in an open type die moulding. The optical glass strip rolling and moulding device is mainly characterized by comprising a gear synchronous drive system, a crank connecting rod motion system, a cam lever system, an optical glass moulding and rolling barrel, an optical glass moulding die and a power system, wherein the gear synchronous drive system comprises a pair of cylindrical gears with same size; the crank connecting rod motion system comprises an eccentric wheel, a connecting rod and a rocker; the cam lever system comprises a cam, a linear lever, a triangular lever and a support rod; and the optical glass moulding and rolling barrel comprises a door-shaped bracket, a roller and a roller cooling system. The invention has the characteristic of improving the appearance size moulding precision of an optical glass plate (especially a thin plate) and is the optical glass strip rolling and moulding device which is mainly used for carrying out one-step thermal moulding on the molten optical glass plate.

The invention relates to a stair railing flexible connection device which is used for movably connecting an upper stair with a lower stair which are arranged oppositely. The upper stair is provided with a first railing, a second railing and a third railing from top to bottom through vertical rods; the lower stair is provided with a fourth railing, a fifth railing and a sixth railing from top to bottom through vertical rods; the flexible connection device comprises an upper sleeve, a middle sleeve, a first lower sleeve and a second lower sleeve; the upper sleeve is connected between the first railing and the fourth railing in a sliding mode; the middle sleeve is connected between the second railing and the fifth railing in a sliding mode; one end of the first lower sleeve is hinged to the third railing, and the other end of the first lower sleeve is in sliding connection with the middle sleeve; and one end of the second lower sleeve is hinged to the sixth railing, and the other end of the second lower sleeve is in sliding connection with the middle sleeve. Displacement adjustment is achieved through the sliding-embedded mode between the sleeves, and universal hinges in connection rods can ensure relative movement outside any plane between the upper railings and the lower railings and can also ensure the effect that the upper stair and the lower stair do not knock down the railings during relative movement.

The invention discloses a mechanical part oil removing device for machining. The mechanical part oil removing device comprises a device body. A base is arranged on the device body. A supporting seat is arranged above the base. The supporting seat is provided with a shell, a power motor is arranged on the top of the shell, and the output end of the power motor is provided with a main rotating shaft. A center gear is arranged on the main rotating shaft, and the device body is provided with an auxiliary rotating shaft. The auxiliary rotating shaft is provided with an auxiliary gear, and a rotarydrum is arranged in the device body. A gear ring is arranged on the inner wall of the rotary drum, and a first carrying plate is arranged above the center gear. A second carrying plate is arranged above the auxiliary gear, a fixing frame is arranged on the shell, and a heating resistor is arranged on the fixing frame. The mechanical part oil removing device is simple in structure and convenient touse, mechanical parts are heated evenly, the baking effect is good, the oil removing capability is high, grease on the mechanical parts is sufficiently used for lubricating the gear part in the equipment during work, the service life of the gear is prolonged, a large amount of energy is saved, the use effect is good, and practicability is high.

The invention discloses a modular rigid-flexible coupling intelligent orthopedic device for scoliosis, and belongs to the field of medical instruments. The flexible orthosis solves the problem that the scoliosis risk is increased due to the fact that the applied force of an elastic band of an existing flexible orthosis is small or the applied force point of a flexible brace crosses the shoulder and the crotch, and an upper fixing module, a middle fixing module and a lower fixing module are all in a band shape and are sequentially connected through connecting parts from top to bottom; a plurality of groups of connecting parts are arranged between every two adjacent fixing modules, each group of connecting parts comprises two connecting rods, the two connecting rods are oppositely arranged between the two adjacent fixing modules in a splayed shape, the two ends of each connecting rod are each provided with a ball, the connecting part of each fixing module and the corresponding connecting rod is provided with a circular groove, and the circular grooves are connected with the connecting rods. The balls at the two ends of the connecting rod are arranged in the circular grooves of the upper fixing module, the middle fixing module or the lower fixing module, and the balls can rotate in the circular grooves. The scoliosis correction device is suitable for scoliosis correction.

The invention discloses a crawler belt traveling device comprising a left crawler belt frame, a right crawler belt frame and crawler belt plates. The crawler belt plates are arranged on the peripheries of the crawler belt frames. Each crawler belt frame comprises an outer box and an inner box, a guide wheel and a driving wheel are arranged at two ends of the outer box, bearing wheels are arranged at the bottoms of the inner box and the outer box and located on the crawler belt plates, the bearing wheels at the inner box are arranged between the bearing wheels at the bottom of the outer box, and a hydraulic oil cylinder is arranged between the outer box and the inner box and used for driving the outer box to move upwardly relative to the inner box. The invention further provides a steering method of a crawler belt crane. The steering method of the crawler belt crane has steering assisting performance and improves steering performance of the crawler belt crane.

The invention provides a small-diameter tube extrusion solder sealing executive device with the pressure balance function. According to the small-diameter tube extrusion solder sealing executive device with the pressure balance function, two clamping heads and two electrode tips are fixed to four quick-changing bases supported by insulating plates which are fixedly connected with air cylinders respectively through clamp nuts, the clamping heads and the electrode tips are driven by the four air cylinders respectively, each clamping head and a sealing cavity body are connected into a whole, a sealing cavity is formed after the two sealing cavity bodies close up, extrusion solder sealing of a small-diameter tube is achieved in the sealing cavity, the sealing cavity is tightly clamped by a clamp with a safety structure, the sealing cavity is sealed in the mode of combination among a high-pressure sealing cavity, an integrated rubber sealing gasket and a local Teflon sealing gasket, the requirement of the two electrode tips for movement is met through two conductive soft copper strips, gas supply is carried out on the sealing cavity through a high-pressure gas path system, and it is ensured that balance between the internal pressure and the external pressure of the small-diameter tube in the welding process.

The invention discloses a roller driving conduction mechanism and a use method thereof. The roller driving conduction mechanism is fixed on a working plate, a transmission shaft is connected with a driving motor at the same time, a slender shaft workpiece is transversely placed in a V-shaped included angle formed between supporting wheels after it is confirmed that the outer ring bounce value of each supporting wheel meets the design requirement, a pressing mechanism is in place, the driving motor is started, the slender shaft workpiece rotates along with the pressing mechanism and no slip phenomenon is confirmed, and then jump detection can be implemented. According to the roller driving conduction mechanism, a stable V-shaped support is formed between the two supporting wheels of the roller driving conduction mechanism, the slender shaft workpiece can be stably detected and positioned, meanwhile, the supporting wheels are connected to supporting shafts capable of synchronously rotating, synchronous driving of the workpiece is achieved, relative movement in the rotating process is guaranteed, rotation loss is avoided, transmission bearing pairs on the two sides of the transmissionshaft can longitudinally slide in long grooves through holes in a lower bearing seat, free adjustment of the tension degree of a synchronous belt is achieved, and stable transmission is guaranteed.

The invention relates to a plastic bag sealing device. The plastic bag sealing device comprises a sealing machine shell, a sealing mechanism is arranged on the sealing machine shell, and an anti-moving mechanism is arranged on the sealing mechanism. According to the plastic bag sealing device, the structure of the plastic bag sealing device is improved, in the using process of the improved plastic bag sealing device, plastic bags can be effectively prevented from moving in the sealing process, and therefore it is guaranteed that the sealing effect of the plastic bags is excellent, and the improved plastic bag sealing device has higher practical value.