64results about How to "Play a role in boosting" patented technology

The invention discloses a combined calibration device of a no-coupling six-dimensional force sensor. The combined calibration device belongs to the technical field of sensor calibration and solves the problems of large volume and difficult assembly and debugging in a conventional calibration device of a six-dimensional force sensor. The combined calibration device comprises an Fz-direction calibration device, an Fx-direction and Fy-direction calibration device, an Mz-direction calibration device and an Mx-direction and My-direction calibration device. A lower board of a sensor body is pressed by a layering so as to fix the sensor main body to a bottom board. A force changeover disk is connected with the sensor body. One end of a lever is fixed to a bearing seat, and the other end of the lever is hung with a poise weight by using a wire rope. By using a lever principle, after being amplified, the weight of the poise weight is applied to the force changeover disk through a first loading rod and a second loading rod. The poise weight is used as a force source; and the force increase action is realized by using the lever principle and a pulley block. Compared with other calibration devices of a six-dimensional force sensor, the combined method provided by the invention has the advantages of smaller volume, fewer parts and simpler installation and debugging due to the realization of the calibration in different directions.

The invention discloses a bionic wall-climbing robot suitable for a complicated narrow and small space in a space station microgravity environment. Technical problems to be solved are that the gait and trajectory planning of a traditional robot are restricted and it is hard for the traditional robot to pass through multiple complicated narrow and small spaces because the multiple complicated narrow and small spaces are available in the space station microgravity environment and the working space of the traditional robot is limited due to a mechanical structure in the background technology. According to the technical scheme, the bionic wall-climbing robot suitable for the complicated narrow and small space in the space station microgravity environment comprises a robot body, four multi-posefast conversion bionic single leg modules and four active adhesion and desorption paw mechanisms; and bionic toe adhesion units are arranged at the tail ends of the four active adhesion and desorption paw mechanisms. The bionic wall-climbing robot suitable for the complicated narrow and small space in the space station microgravity environment has the advantages that a multi-pose and gait conversion mechanism is realized by using a differential gear transmission mechanism; by combining a thigh rotation joint and a leg lifting joint, the flexibility of the leg motion of the robot is improved;by using the active adhesion and desorption paw mechanisms, rapid desorption and gait conversion are realized so that the bionic wall-climbing robot adapts to multiple special poses and motion gaits;and a passing and moving ability in the complicated narrow and small space is realized.

The invention discloses a vehicle electronic mechanical brake with a gap regulating function, which comprises a floating clamp body. The floating clamp body is provided with friction plates; an upper friction plate is fixedly arranged on the floating clamp body; a lower friction plate is connected with a force amplifier; a brake disc is arranged between the two friction plates; the force amplifier is connected with a motor; and the motor is used for pushing the friction plates by the force amplifier to ensure the friction plates adjacent to the brake disc so as to realize brake. According to the invention, under the action of a one-way clutch, a worm connected with a gear is driven by the gear to rotate and a worm gear is driven to rotate, so that a screw rotates relative to a nut fixed on the floating clamp body, and thus, the effect of regulating gaps is achieved and the gaps between the brake disc and the friction plates are freely regulated. Meanwhile, the self-locking property ofthe worm gear and the worm can also take a one-way moving effect. The vehicle electronic mechanical brake has both a force amplification effect and a gas regulating function, has simple structure, isconvenient to install and is easy to maintain.

The invention relates to a tight clamping control device of an air cylinder over-positioning. The device comprises a bottom plate, an air cylinder and a tight clamping mechanism, wherein the tight clamping mechanism comprises a rocker arm and a cantilever, two supporting plates are vertically arranged on the upper portion of the bottom plate, the rocker arm and the cantilever are arranged on thetwo supporting plates through a shaft and a bearing assembly and are located in the middle of the two supporting plates, and the rocker arm and the cantilever are hinged through a single-lug connecting rod; a sliding connecting mechanism is arranged between an output shaft of the air cylinder and the rocker arm, and the sliding connecting mechanism comprises a double-lug connecting rod, a pair ofbalancing bearings and a pair of parallel rails arranged on the bottom plate, wherein the upper end of the double-lug connecting rod is hinged to the rocker arm, the lower end of the double-lug connecting rod is connected with the tail end of an output shaft of the air cylinder, and the balancing bearings are arranged on the two sides of the lower end of the double-lug connecting rod through the shaft to move horizontally along the rails; when the air cylinder extends out, the tight clamping mechanism is clamped; and when the air cylinder retracts, the tight clamping mechanism is loosened. Compared with the prior art, the double-lug connecting rod and the rocker arm are connected by adopting the air cylinder to form right-angle locking to control the positioning of a tight clamping block,so that the defects of tight clamping deviation, unfirm tight clamping and the like are overcome.

The invention discloses a civil minitype unmanned verticraft jet landing gear, which comprises a first supporting leg and a second supporting leg; a transverse supporting rod is fixedly connected between the first supporting leg and the second supporting leg; the first supporting leg is internally provided with a second placement cavity which is communicated with a first ventilation hole; a distance induction controller and a first controller are sequentially installed above a first minitype turbine motor; a second communicating pipe is fixedly connected to the upper end of a second air nozzle; and a second controller and a power supply component are sequentially installed above a second minitype turbine motor. The civil minitype unmanned verticraft jet landing gear is reasonable in structure and exerts the boosting effect through the minitype turbine motors in the landing gear, so that the unmanned verticraft can be smoother and rapider during rising or landing; and meanwhile, the equipped distance inductor can automatically control the turbine motors when landing to a certain height from the ground, the possibility of controlling rapid falling is realized, and the safety and practicability of the unmanned verticraft is improved.

The invention discloses a water conservancy and hydropower pipeline cleaning robot comprising a shell, a scrubbing mechanism, a first water pump, walking driving mechanisms, a spray head mechanism, asludge pump, a spiral extrusion dewatering mechanism, a water storage cavity, an inflation partition mechanism and a storage trolley. The water conservancy and hydropower pipeline cleaning robot has the beneficial effects that the walking driving mechanisms drive the shell to move along a pipeline, the scrubbing mechanism scrubs the pipe wall, the spray head mechanism sprays water to the inner wall of the pipeline scrubbed by the scrubbing mechanism, impurities scrubbed away are scoured to the bottom of the pipeline, and the sludge pump sucks sewage gathered at the bottom of the pipeline intothe spiral extrusion dewatering mechanism; the water and the impurities are separated through extrusion, the impurities are discharged into the storage trolley to be collected, and the water is converged to the water storage cavity to be recycled; and the inflation partition mechanism plays a role in intercepting water flowing down from the upstream portion of the pipeline behind the shell, the pressure of the intercepted water plays a role in boosting the inflation partition mechanism, and part of power is provided for the shell to move along the pipeline.

The invention discloses a switching mechanism for a dial-block type valve electric actuator. The switching mechanism comprises a switching handle component, a dial-block component, a dial-block frame and an output shaft component, wherein the output shaft component is arranged inside a box body; the dial-block frame is arranged on the output shaft, one end of the dial-block frame is arranged on a lug of a box body wall and rotationally connected with the lug, and the other end is provided with a groove; the switching handle component is installed at one side of output shaft component; and the dial-block component is installed at one end of the switching handle component; a pin on the dial-block component is connected to the groove of the dial-block frame. By adopting a structure of the switching mechanism, a switching force is reduced; a switching handle can be automatically reset without misoperation after being pressed down; and therefore, the switching mechanism is simple and compact in structure.

The invention discloses a portable foundation settlement detection device for constructional engineering. The portable foundation settlement detection device comprises an installation assembly and a detection assembly, before detection, a water sump is filled with water, a water outlet is connected with an interlayer through a water pipe, then the water in the water sump can flow into the interlayer, a foam piece is suspended on the water surface, the change of the water level can be observed through a first measuring ruler, the air pump is started to work, air is injected into the sleeve through the air pipe, the air can play a role in boosting the sliding block, the sliding block can drive the connecting rod to move downwards, the gravity block is made to be away from the magnetic sleeve and move downwards, the air pump can be closed at the moment, when the gravity block makes contact with the abutting block, the position of the sliding block in the sleeve or the inner cylinder is the initial depth, and difference between the foam piece and the slider is recorded; When the foundation sinks, the detection pipe can drive the gravity block to move downwards, the position of the sliding block can be changed, the height position of the sliding block at the moment is compared with the previous height position, and settlement data can be detected.

The invention discloses an electromagnetic boosting type gear shifting mechanism. The electromagnetic boosting type gear shifting mechanism comprises a self-locking device, a sliding shifting fork, a guide rail shaft, a first coil mounting rack, first coils, a sector gear, middle coils, a second coil mounting rack, second coils, a locating bearing, an assembly support, an infrared photoelectric reflective sensor and an ECU. When the electromagnetic boosting type gear shifting mechanism is in a neutral gear, the sliding shifting fork is located in the middle position of the guide rail shaft. The ECU controls connection and disconnection of electricity and current conditions of the first coils, the middle coils and the second coils to enable the first coils, the second coils and the middle coils to generate electromagnetic force simultaneously and act on the mounting ends of the middle coils. By means of the lever principle, the rotating arm force of the mounting ends of the middle coils is greater than that of the gear end. Under the energizing action of the sector gear, the sliding shifting fork is made to slide on the guide rail shaft to achieve the gear shifting action. Moreover, when the sliding shifting fork stops sliding, the self-locking device conducts self-locking.

The invention discloses an aligning roller bearing comprising improved notches for mounting rollers. The self-aligning roller bearing comprises an outer ring, an inner ring, rollers and a cage, wherein notches are formed on the flanges on two sides of the inner ring; the angle theta between the two notches is 175 degrees; and the angle alpha between the notch and the outer diameter of the flange is 5 degrees. Accordingly, the processed notches are shaped like a toothed pear, thus achieving the auxiliary effect of helping pushing in mounting the rollers from the notches; the roller can be loaded without using much effort, thus preventing the gouges of a raceway; each line comprises 22 rollers, each line of cage pockets are arranged in a staggered manner, and the notches on two end surfaces are at a distance of half a roller, i.e., 175 degrees, thus guaranteeing that rollers can be loaded from the notches on the two surfaces at the same time by rotating the inner ring for one turn and further reducing the labor intensity of the operators.

The invention discloses a cast iron pipe spraying device, comprising a conveying track, one end of the conveying track is provided with a group of symmetrically arranged V-shaped grooves, one end of the V-shaped groove is provided with a diagonal brace, the lower end of the V-shaped groove is provided with a push plate, and one end of the push plate is Connected with a jacking cylinder; the outside of the conveying track is provided with a plurality of side-by-side mounting frames, and each mounting frame is equipped with an L-shaped spray pipe, and the spray pipe includes interconnected horizontal pipes and vertical pipes , the bottom of the horizontal tube is evenly distributed with a number of nozzles, one end of the horizontal tube is provided with a sealing plate, the lower end of the vertical tube is connected to the water inlet through the delivery pipe, and the delivery pipe is provided with a booster pump. In the invention, through the structural cooperation of the spray pipe and the conveying track, the cast iron pipe can be rapidly cooled during the conveying process, and the automation degree is high and the cooling effect is good.

The invention relates to the technical field of metallurgical equipment, in particular to a copper blank cross rolling device based on duplex roller hot rolling. The copper blank cross rolling devicesolves the technical problem that a hot rolling device cannot conduct polishing treatment on a copper product surface in time. In order to solve the above technical problem, the copper blank cross rolling device based on duplex roller hot rolling is provided and comprises a base, a first seat plate and a second seat plate are fixedly connected to the two sides of the upper surface of the base, a driven rotating rod and a driving rotating rod are inserted into the upper and lower ends of one side of the first seat plate, the driven rotating rod and the driving rotating rod are sleeved with gears, the two gears are meshed, and a first motor and a second motor are connected to the two sides of the interior of the base in a sleeving manner. When a dull polish girdle in the device rotates, thecopper blank surface can be polished and ground while copper blank molding is carried out, burrs and protrusions on the molded copper element surface can be reduced, a certain action force can be applied to the dull polish girdle, and the copper blank molding efficiency can be improved.