134results about How to "Improve rotational stability" patented technology

The utility model provides a scanning module and a scanning laser radar, and relates to the technical field of laser radars. The scanning module comprises a refracting optical element, the refracting optical element has a preset incident direction and a preset refracting direction, the refracting optical element comprises a plane mirror, the plane mirror has an emergent surface, the emergent surface is provided with a metasurface, and a refracting layer is formed on the metasurface; or, a microprism array is distributed on the emergent surface, and the microprism array is limited to form a refraction layer; wherein the refraction layer is used for refracting a light beam incident along a preset incident direction, so that the light beam is emitted along a preset refraction direction. According to the invention, by improving the scanning module of the laser radar, the stability of the scanning module can be improved, and a large pitching field angle can be scanned.

The utility model discloses a multi-angle dust suppression machine for building construction, which comprises an arranged rack, a water storage tank is arranged on the rack, an auxiliary cylinder is connected to the water storage tank through a protection box, a rotating assembly is arranged in the protection box, the rotating assembly comprises a double-shaft motor arranged in the protection box, and the double-shaft motor is connected with the auxiliary cylinder through the protection box. The first output end of the double-shaft motor is connected with a half gear, the side end of the half gear is connected with a full gear in a meshed mode, a first rotating shaft is connected into the full gear in a penetrating mode, the end of the first rotating shaft is connected with a rotating disc, and the rotating disc is installed at the bottom of the auxiliary cylinder. According to the multi-angle dust falling machine for building construction, the rotating assembly drives the rotating disc to rotate in the through groove, so that the auxiliary barrel on the rotating disc rotates at an angle, the overall rotating stability is high, dust falling operation is facilitated, the problem that the service life of equipment is shortened due to abrasion is solved, the overall automation degree is high, and the practicability is high. And the problem of inconvenience caused by manual adjustment is reduced.

The invention discloses a driving arm type bidirectional rotating gate which comprises a rotating gate body, a hydraulic oil cylinder and a locking device, and the hydraulic oil cylinder and the locking device are both installed on gate piers on the two sides of the rotating gate body. The rotary gate comprises a gate body, a supporting arm and a driving arm, the supporting arm and the driving arm are arranged at the two ends of the gate body, the gate body and the supporting arm are connected or welded into a whole through high-strength bolts, one end of the driving arm is installed at the rotating center of the supporting arm, the driving arm and the supporting arm are hinged to a supporting hinge installed in a gate pier, and the other end of the driving arm is hinged to a gate pier. The middle of the driving arm is connected with the supporting arm through a pin shaft, the other end of the driving arm is connected with a hanging head of the hydraulic oil cylinder through a pin shaft, and the rotary gate is driven by the hydraulic oil cylinder to rotate around the supporting hinge. And a locking bolt of the locking device is inserted into a locking pin hole in the support arm to lock the rotary gate. The method is convenient to operate, high in efficiency and safe and reliable in operation process.

The invention discloses a spin-coating chamber device with a synchronous cover lifting function in a spin-coating process. The spin-coating chamber device comprises a turntable and a synchronous cover, a metal ring is embedded in the bottom face of the synchronous cover, and electromagnets are evenly fixed to the bottom face of the synchronous cover along the circumference. The electromagnet can reduce suction force in the rotating process, at the moment, through upward movement of the linear module, the synchronous cover and the rotating disc can be separated in the rotating process, the cavity is opened, then the solution volatilization speed is increased, and it is not needed to wait for rotation to stop. The centrifugal force effect exists in the rotating process, at the moment, the solution volatilization and curing speed is increased, substrate edge fluid backflow is avoided, the edge effect influence area is reduced, and the substrate utilization rate is increased. After the cavity is opened, the permanent magnet can generate induction current in the metal ring, the induction current can generate torque between the synchronous cover and the rotating disc, rotating speed fluctuation of the rotating disc can be avoided, high rotating stability is achieved, and film forming uniformity can be kept.

The invention discloses a wear-resistant powder metallurgy duplicate gear which comprises a cast pipe, a top fluted disc structure arranged at the top of the cast pipe, a reinforcing fluted disc structure detachably connected with the cast pipe, a first linkage disc structure arranged at the top of the top fluted disc structure and a second linkage disc structure arranged at the bottom of the reinforcing fluted disc structure. The cast pipe is hollow, the top fluted disc structure comprises a fluted disc I and a fluted disc II, the fluted disc II is arranged at the top of the fluted disc I, the ruler diameter of the fluted disc I is larger than that of the fluted disc II, the fluted disc I and the fluted disc II are both fixedly connected with the cast pipe, the reinforcing disc structure comprises a seat disc, a column hole is formed in the middle of the seat disc, and the column hole is communicated with the column hole. A convex edge is arranged on the outer side of the base disc, a gear ring is arranged on the outer wall of the convex edge, the base disc is arranged in the middle of the cast pipe in a sleeved mode, two convex plates are arranged on the top of the base disc, and a retaining ring is arranged in the middle of the cast pipe. According to the device, rapid assembly is facilitated, parts are convenient to add on the whole, and driving is relatively stable.

The invention discloses a low-swing high-efficiency homogenizing stirring structure and a stirring method, and fully considers that single-side glass flows into a stirring tank, nonuniform acting force is generated on a stirrer, long-term stable operation of the stirrer is influenced, and single-side flowing-in glass liquid is easy to form a viscosity-temperature segregation phenomenon at a near end; and the influence on the homogenization effect is weakened. The acting force transition of fluid before the fluid enters the stirring tank body is realized by adding the special-shaped buffer pool, and molten glass is continuously injected into the stirring tank in a 360-degree overflow manner, so that the rotation stability of the whole stirrer is remarkably improved, and full guarantee is provided for long-life reliability and high-flow efficient homogenization of equipment. According to the stirrer, uniform stress of molten glass on the stirrer in the circumferential direction can be realized, the problem of abnormal swinging of the stirrer in the operation process is remarkably improved, high-flow molten glass is efficiently homogenized, and an equipment guarantee is provided for manufacturing of high-flow substrate glass.

The utility model discloses a feeding rotary table suitable for a carton bag supplementing machine, and relates to the technical field of packaging and material arranging machinery. According to the utility model, the package blocking mechanisms are arranged at the bottoms of the feeding bins on the feeding turntable, the package blocking plates of the package blocking mechanisms penetrate through the feeding turntable to extend upwards, and in the rotating process of the feeding turntable, the package blocking plates extend out and are higher than the bottoms of the troughs of the feeding bins so as to block strip packages in the feeding bins; the carton in the feeding bin is prevented from being thrown out of the feeding bin under the action of centrifugal force; a feeding driving part is arranged at the feeding station corresponding to the feeding bin, a discharging driving part is arranged at the discharging station corresponding to the feeding bin, the feeding rotary table body stops rotating, and the feeding driving part and / or the discharging driving part drive the bag blocking plate to descend through the transmission assembly so that the strip bags can enter the feeding bin or be output from the feeding bin. Compared with an existing structure, the feeding rotary table is more simplified in structure and low in equipment cost.

The invention discloses a machine vision device for multilayer sorting and quarantine of harmful organisms of imported bulk grains, and belongs to the technical field of multilayer sorting and quarantine of harmful organisms of imported bulk grains, the machine vision device is provided with a hopper convenient to position and assemble, the lower surface of the hopper is connected with a first-stage screening part, and the rear side of the lower surface of the first-stage screening part is provided with a first vibration part; comprising a first conveying belt located on the middle rear side of the lower surface of a first-stage screening part, a first supporting frame is rotationally connected to the outer surface of the first conveying belt, a first material receiving part is supported at the left end of the upper surface of the first supporting frame, and meanwhile a second-stage screening part is arranged at the front end of the lower surface of the first-stage screening part. In the sampling process, screening, quarantine, sorting and packaging are completed in parallel, the sample detection quantity, detection efficiency and detection consistency are greatly improved, the detection time is shortened, samples are divided into three layers according to the particle size, the image acquisition effect of an industrial camera in the industry is guaranteed, and then the detection precision is improved. And the clamping structure is matched to control the stability of the industrial camera.

The invention relates to the technical field of elevator early warning, in particular to an elevator load monitoring and early warning device which comprises an elevator body, a car body is arranged on the upper surface of the elevator body, a top plate is mounted on the right side surface of the car body, a standing plate is mounted on the top surface of the elevator body, and a weighing module is mounted in the elevator body. The weighing module is in contact with the lower surface of the standing plate, supporting frames are arranged on the outer surface of the weighing module, the number of the supporting frames is four, and the four supporting frames are evenly installed on the outer surface of the weighing module; and the electric push rod is mounted on the inner wall of the elevator body. An alarm can be given out through the alarm body, people can be reminded not to enter the surface of the standing plate, so that the overall early warning effect is good, early warning reminding can be carried out before an overload state is about to be reached, the situation that follow-up people go out of an elevator again is avoided, and the riding comfort of the people is improved.

The utility model discloses a clamping tool for motor stator machining, and belongs to the technical field of motor machining equipment. A motor stator machining clamping tool comprises a workbench, a motor and a rotating disc, the rotating disc is rotationally installed on the workbench, the motor is fixedly installed on the lower end face of the workbench, the output end of the motor is connected with the rotating disc and drives the rotating disc to rotate, and the motor stator machining clamping tool is characterized by further comprising a limiting rod, a connecting frame and a clamping assembly; a sliding groove is formed in the rotating disc, the limiting rod is movably installed in the sliding groove, and a locking nut is installed at the lower end of the limiting rod. The connecting frame is fixedly connected with the rotating disc, the rotating disc drives the connecting frame to rotate, the clamping assembly is fixedly installed on the connecting frame, and the output end of the clamping assembly clamps a stator; the sliding groove is formed in the rotating disc, the limiting column can slide in the sliding groove, the limiting column can be fixed by being matched with the locking nut, and therefore the purpose of adjusting the position of the limiting column at will is achieved, practicability of equipment is improved, and limitation of a round hole is avoided.

The present invention relates to the field of solar energy fixing, and in particular to a solar energy fixing device for air-film buildings used for photovoltaic power generation. It comprises an auxiliary fixing component, and a convenient disassembly component is installed on one side wall of the auxiliary fixing component; the present invention starts a second motor to drive two groups of clamping blocks to fix the solar energy, thereby improving the limiting stability of the fixing device and the convenient disassembly effect; drives the temperature sensor to perform heat detection with one group of solar photovoltaic panel bodies in turn, and when it is found that the surface temperature of the solar photovoltaic panel body is lower than the surface temperature of the surrounding solar photovoltaic panel bodies, starts a fourth electric push rod to push the contact piece path detection structure to detect the circuit source of the solar photovoltaic panel body, thereby reducing the detection labor intensity and improving the protection detection accuracy of the fixing device, improving the fixing effect and improving the photovoltaic power generation effect of the device.

The invention relates to the technical field of laser measurement, in particular to a pivot base multi-dimensional error detection device based on laser scanning, which comprises a laser measurement device and an intermittent annular conveying device, a plurality of tooling plates are arranged on the intermittent annular conveying device, a driving assembly is arranged on the intermittent annular conveying device, and the driving assembly is connected with the laser measurement device. A mounting box is arranged on the tool plate, and an angle conversion assembly and a rotating assembly are arranged in the mounting box; through organic cooperation of three core mechanisms of transmission and driving time sequence cooperation, rotation and revolution mode switching and layered elastic driving, key problems of multi-degree-of-freedom cooperative control, single ball head motion function, driving failure in an inclined state and the like of an existing laser measurement system are effectively solved. And the completeness of workpiece three-dimensional form and position error detection is obviously improved.

The reaction kettle comprises a kettle body, a first heat conduction pipe, a second heat conduction pipe, a coil pipe, a steam generation device and a driving device, a center shaft is rotationally connected to the interior of the kettle body, the axis of the center shaft coincides with the axis of the kettle body, and a plurality of stirring paddles are arranged on the peripheral surface of the center shaft; the multiple stirring paddles are symmetrically distributed on the two sides of the center shaft and distributed at intervals in the length direction of the center shaft, and the first heat conduction pipe and the second heat conduction pipe are symmetrically arranged in the center shaft and correspond to the multiple stirring paddles on the two sides of the center shaft correspondingly; the first heat conduction pipe and the second heat conduction pipe respectively penetrate through a plurality of corresponding stirring paddles; the coil pipe is arranged on the periphery of the kettle body in a surrounding manner; the steam generating device communicates with the coil pipe, the first heat conduction pipe and the second heat conduction pipe and is used for introducing steam, and the driving device is used for driving the center shaft to rotate. The reaction kettle has the effect of improving the temperature control effect of the reaction kettle.

The riding wheel seat convenient to disassemble and assemble comprises a base and a rotating shaft, the base is provided with a first supporting table and a second supporting table, the first supporting table is provided with a limiting matching hole, the second supporting table is provided with a penetrating hole, the side wall of the limiting matching hole is provided with an arc-shaped face and a limiting plane which are connected with each other, and the rotating shaft is arranged on the arc-shaped face. A limiting part is arranged at one end of the rotating shaft, the limiting part is matched with the limiting matching hole, the limiting part is provided with an abutting plane attached to the limiting plane, and the other end of the rotating shaft is matched with the penetrating hole. Compared with the prior art, the structure is simple, the rotating shaft can be fully limited, and disassembly and assembly are more convenient and faster.

The application discloses an active unloading type liquid static pressure spindle and relates to the technical field of liquid static pressure spindles.The active unloading type liquid static pressure spindle comprises a spindle, a tray is fixedly arranged at the upper end of the spindle, a conical roller bearing is fixedly arranged at the lower part of the spindle, a radial bearing is fixedly arranged between the tray and the conical roller bearing on the spindle, an inner shell is sleeved outside the radial bearing and the conical roller bearing, a ring-shaped groove is oppositely formed in the middle of the upper and lower end faces of the inner shell, and an upper cover plate and a lower cover plate are respectively fixedly installed in the ring-shaped groove.The radial bearing limits the spindle in the radial direction, the conical roller bearing limits the spindle in the radial direction and the axial direction, the spindle is prevented from being displaced in the axial direction and the radial direction during operation, the transmission efficiency of the spindle and the stability of operation are improved, the machining precision of the machined objects on the tray is prevented from being affected, the appearance of defective products caused by precision is reduced, and the machining quality is improved.

The invention discloses a wind power generation fan blade auxiliary hoisting device, and particularly relates to the technical field of hoisting, the wind power generation fan blade auxiliary hoisting device comprises an auxiliary arm, a winch and a hoisting wire, the winch is fixed on one side of the auxiliary arm, and a locking mechanism is arranged at the output end of the winch; the locking mechanism comprises a rotating shaft fixedly arranged at the output end of the winch, one end of the rotating shaft is fixedly connected with a gear, an arc-shaped tooth block is arranged on one side of the outer portion of the gear, and one side of the arc-shaped tooth block is fixedly connected with a connecting block. And an electric cylinder is fixedly mounted on one side of the connecting block. According to the anti-falling device, the locking mechanism and the winch are adopted to drive the lifting wire to wind, the winch drives the rotating shaft to rotate, the electric cylinder is supported through the auxiliary arm, the arc-shaped tooth block is inserted into the outer wall groove body of the gear in an extruding mode, the winch can be locked when the winch is wound to the designated position, the lifting wire on the winch is prevented from falling, and the anti-falling effect is better.

The utility model provides a kind of blanking device of lock detection, including the divider turntable and blanking frame being installed on detection platform, divider turntable includes fixed inner disc and movable outer disc, at least one blanking station is provided on movable outer disc and at least 6 fixed tool are evenly distributed, blanking station is equipped with blanking frame at corresponding detection platform, blanking assembly is installed on blanking frame, blanking assembly includes servo rotation part, material taking part and transmission part, servo rotation part drives material taking part to transfer the lock that has been measured on blanking station to transmission part to collect, transmission part is equipped with OK conveying line and NG conveying line, saving bin to prevent NG piece outflow is equipped on NG conveying line, saving bin is equipped with touch password lock, the utility model breaks through sorting efficiency, realizes flexible sorting and NG piece forced control enhancement.

The utility model provides a spiral conveyor with a U-shaped structure for recycling waste fishing nets, and belongs to the technical field of spiral conveyors. The waste fishing net recycling spiral conveyor with the U-shaped structure comprises a U-shaped conveying pipe, one end of the inner side of the U-shaped conveying pipe is rotationally connected with a conveying shaft, spiral blades are welded to the outer side of the conveying shaft, fixing mechanisms are installed at the two ends of the outer side of the U-shaped conveying pipe correspondingly, each fixing mechanism comprises an annular sliding rail, and the outer side of each annular sliding rail is slidably connected with a sliding block; fixing frames are mounted on the two sides of the sliding block, mounting plates are mounted on the sides, away from the sliding block, of the fixing frames, through holes are formed in one side of the sliding block, inserting rods are slidably connected to the inner sides of the through holes, a plurality of inserting holes are formed in the outer side of the annular sliding rail and distributed at equal intervals, and one ends of the inserting rods are connected with the inner sides of the inserting holes in an inserted mode; according to the utility model, multi-angle adjustment of the position of the mounting bracket can be effectively realized, different mounting requirements can be met, and the practical value is higher.

This invention relates to the field of norfloxacin production technology, specifically disclosing a filtration device for norfloxacin production, comprising: a perforation mechanism disposed inside a filter cylinder for perforating the filter cloth, the perforation mechanism being located below the filter cloth, the perforation mechanism including a gas conveying component for conveying gas and a perforation component for conveying gas to the filter cloth, the perforation component being mounted on and communicating with the gas conveying component, and the perforation component being provided with an outlet hole for discharging gas to the filter cloth; the filtration device for norfloxacin production of this invention, wherein the gas conveying component conveys air into the perforation component, the air entering the perforation component is blown toward the filter cloth under the guidance of the outlet hole, so that the air passes through the filter pores on the filter cloth, thereby perforating the filter pores on the filter cloth, improving the filtration efficiency of the raw material mixture, and eliminating the need for frequent filter cloth replacement, thus improving the working efficiency of the filtration device.

The application discloses a kind of self-adapting algorithm's machine case class ring piece processing intelligent cutting device, belong to machine case class ring piece processing technical field.The device includes base and cutting assembly located above base, rotating platform is provided on the base, adaptive clamping mechanism is provided on the rotating platform, lifting mechanism is provided on the side surface of base, placing plate is provided at the output end of lifting mechanism, and the placing plate is located directly above adaptive clamping mechanism.In use, the time-distance curve is generated by collecting relative distance information by range finder, and then the radius is calculated.The adaptive clamping mechanism moves the fixed clamping plate according to the detected radius, and the L-shaped fixed plate pushes the machine case class ring along the clamping opening to be coaxial with the rotating platform and buckled at the bottom edge.The whole process does not need manual intervention, can quickly adapt to different specifications of machine case class ring, reduces preparation time and cost, improves processing efficiency and flexibility.

The utility model provides a rotor transmission structure and a screw compressor. The rotor comprises a male rotor arranged in an axial rotation mode and a plurality of female rotors arranged around the male rotor, the transmission structure comprises a driving gear, and the driving gear is installed on the shaft section of the male rotor; each driven gear is mounted on the shaft section of each female rotor, so that the plurality of driven gears are arranged around the driving gear and are meshed with the driving gear; and the inner gear ring is arranged around the driven gears and engaged with the driven gears. When the driven gear is meshed with the inner gear ring and the driving gear at the same time, the rotation stability of the driven gear is obviously improved. When the rotor rotates reversely, the reverse contact face of the driven gear can be connected with the inner gear ring or the driving gear more quickly, the response speed of the reverse contact face is earlier than that of tooth face contact generated by reverse movement of the rotor body, and therefore the tooth face collision fault caused by sudden change of the movement direction of the rotor is avoided.

The utility model provides a kind of low-resistance ITO film slitting equipment, including round knife group, and one side of round knife group is provided with mounting rod, at least one group of slitting assembly is provided on the outside wall of mounting rod, for the secondary cutting of uncut film material, slitting assembly includes fixed plate slidingly connected on mounting rod, and one end of fixed plate is rotatably connected with transmission rod, and one end of transmission rod is provided with slitting knife, the cutting edge of each slitting knife is coaxially arranged with the cutting edge of each corresponding round knife, to ensure that the cutting position of uncut film material and slitting knife cutting position are completely coincident, the utility model is equipped with slitting assembly on one side of round knife group, and the cutting edge of slitting knife and corresponding round knife is coaxial, can be aimed at round knife blade wear, tension anomaly leads to uncut film material to carry out accurate secondary cutting, ensure that cutting position coincides, avoid tearing film material when winding due to tension accumulation, solve quality problem, improve yield, reduce cost.

The laser welding machine with the active clamping and positioning functions for the precision manufacturing engineering comprises a fixing base, the top of the fixing base is fixedly connected with a containing table, the two ends of one side of the top of the containing table are fixedly connected with shells, and motors are fixedly installed at the tops of inner cavities of the shells. By additionally arranging the motor, the threaded rod is conveniently driven to rotate, so that the threaded rod drives the threaded sleeve to move, the threaded sleeve moves to drive the connecting block to move, the connecting block drives the limiting plate to limit a workpiece placed on the surface of the placing table, the workpiece is prevented from shaking in the welding process, and the welding stability is improved; and meanwhile, the welding precision is improved, an air cylinder is additionally arranged, and a sliding plate is conveniently pushed to move, so that the sliding plate drives a connecting rod to move, the connecting rod moves to drive a bearing plate to move, and the welding machine body is driven by the bearing plate to weld the workpiece.

The utility model belongs to the technical field of medicine taking grippers, and particularly relates to a rapid medicine dispensing machine medicine taking gripper based on flexible gripping, which comprises a base plate, a rotating motor is mounted on the base plate, the output end of the rotating motor is fixedly connected with a rotating disc, a support is mounted at the top of the rotating disc, a first motor is mounted in the support, and a second motor is mounted in the first motor. The output end of the first motor is fixedly connected with a first force arm. According to the manipulator, three-dimensional space positioning of the tail end of the gripper is achieved through the rotating motor and the multi-joint force arm, the horizontal operation range can be enlarged, and the gripping angle can be accurately adjusted; the arc-shaped active clamping jaw and the auxiliary clamping jaw are matched with the connecting rod, the U-shaped rotating rod and the closing plate, so that flexible wrapping and grabbing can be realized by fitting the shape of the medicine, the contact stress is reduced, and the damage risk is reduced; and the rotating stability is improved through the design of a base plate supporting column and balls, the grabbing efficiency can be improved through the overall scheme, multi-shape medicine compatibility can be achieved, and the requirements of automatic medicine dispensing for efficiency and safety are met.

The utility model discloses stirring equipment for producing epoxy zinc-rich primer, which belongs to the technical field of stirring equipment and comprises a fixing plate, a tank movably penetrates through the fixing plate, an annular frame is fixedly connected to the outer side of the tank, the bottom of the annular frame is in lap joint with the top of the fixing plate, and the bottom of the annular frame is in lap joint with the top of the fixing plate. Sleeves are fixedly connected to the four corners of the top of the fixing plate correspondingly, fixing rods are inserted into the four sleeves correspondingly, fixing strips are fixedly connected to the tops of the four fixing rods correspondingly, and the opposite sides of the four fixing strips are fixedly connected with the same tank cover. Through the combined action of a driving motor, a stirring rod, a first gear, a band-type brake motor and a second gear, internal raw materials are stirred and mixed while the tank body is driven to rotate, so that the mixing effect of the device is improved, through the arrangement of a sleeve, a fixing rod and a fixing strip, the tank body and a tank cover are designed in a split manner, and the device is convenient to use. The device can be detached and cleaned after stirring is completed.

The utility model relates to a low-carbon asphalt mixing device for bridge construction, and belongs to the technical field of bridge construction. The low-carbon asphalt mixing and stirring device for bridge construction comprises a supporting frame, and a stirring barrel is mounted on the inner wall of the supporting frame; the stirring mechanism capable of uniformly mixing asphalt to improve the mixing effect of the device is arranged on the inner wall of the stirring barrel; when the mixing drum mixes asphalt, the mixing drum stirs the asphalt through rotation of spiral blades in the mixing drum, two spiral rods in the mixing drum can rotate in opposite directions through mutual cooperation of two gears, and the two spiral rods are mutually matched to generate shearing force to crush and mix the asphalt, so that the mixing effect of the asphalt is improved; the servo motor can drive the two gears to rotate, the temperature sensor can monitor the temperature of asphalt in real time, the fixing plate can improve the rotation stability of the screw rod, the asphalt can be evenly mixed, and the mixing effect of the asphalt mixing device is improved.

The application discloses an EPS auxiliary control method for U-turn, comprising the following steps: step S1, receiving a request signal and obtaining sensor data; the request signal comprises a request activation signal, a request angle signal and a request angular velocity signal; the sensor data comprises a hand torque, a motor torque, a vehicle speed, a steering wheel rotation angle and a steering wheel rotation speed; step S2, judging a current U-turn state according to the request signal and the sensor data, and setting a U-turn state flag bit; step S3, calculating an auxiliary torque and outputting the auxiliary torque according to the U-turn state flag bit, the request signal and the sensor data; and step S4, controlling an EPS motor to assist the U-turn according to the auxiliary torque. The application prevents the vehicle from rotating inaccurately or unstably due to the driver intervention or the change of the wheel angle during the rapid rotation of the vehicle body during the U-turn, and effectively improves the rotation stability and the driving safety by providing a suitable motor torque through the EPS.

The utility model discloses a tank punching device for pressure vessel production, which comprises a base, a support shaft and a bearing table, and a support seat is fixedly mounted at the top end of the base; a driven gear is arranged at the top end of the supporting seat through a supporting shaft; the top end of the driven gear is horizontally provided with a bearing platform for placing a pressure vessel tank body; an annular groove is formed in the portion, located outside the supporting shaft, of the supporting base. A supporting rolling ball is mounted at the bottom end, outside the supporting table, of the driven gear; a driving motor is mounted on one side of the base; the position, located on a drill bit, of a pressure vessel tank body can be adjusted, different positions of a pressure vessel can be punched, the drilling problem caused by the fact that the pressure vessel tank body is not prone to moving is solved, and a supporting rolling ball at the bottom end rotates in an annular groove to achieve the supporting effect, enhance the stability of a driven gear and improve the rotation stability; the device is simple in structure, convenient to operate and worthy of popularization.

The utility model discloses a medicine inspection liquid separation filter device, including base and centrifugal cylinder, the upper end of base center position is fixedly connected with the protective cover, the right side upper end of base is fixedly connected with the support seat, the upper end of the support seat is fixedly provided with the drive motor, and the drive motor is fixedly connected with the centrifugal cylinder. And a rotating shaft is fixedly connected to a driving shaft of the driving motor, and the rotating shaft horizontally and rotatably penetrates through the protective cover. According to the utility model, the plurality of test tubes respectively penetrate through the plurality of circular through holes in the annular block and are respectively inserted into the arc-shaped slots in the plurality of cylindrical seats, so that the test tubes can be conveniently and quickly positioned in the centrifugal cylinder, the structure is simple and practical, and the rotating rod is driven to rotate by the driving motor; the rotating rod drives the centrifugal barrel to stably rotate under the limiting action of the ball on the limiting block and the annular limiting groove, so that the rotating stability of the test tube in the centrifugal barrel is improved, and liquid medicine in the test tube is prevented from spilling out.