389 results about "Motor activation" patented technology

The invention discloses a motor air cooling system, a system using method and a motor, and relates to the technical field of motor cooling. The invention aims to solve many defects existing in a traditional single cooling mode. A plurality of inner blades and a plurality of outer blades are evenly fixed to the inner wall and the outer wall of a sleeve in the circumferential direction and are close to one end of the sleeve. The axial length of the sleeve is larger than that of a permanent magnet of the motor. When the motor is started, the rotating shaft can drive the sleeve to rotate, then the multiple blades of the motor air cooling system drive air to flow into the motor from the air inlet, multiple air channels are formed in the motor, the air flows out from the air outlet, and cooling of the motor is achieved.

A shoe cleaning mat including a housing assembly, a cleaning assembly and an electronic assembly. The housing assembly includes a housing having an opening in a top wall thereof. The cleaning assembly includes brushes equidistantly disposed within the housing. The brushes are connected therebetween through a shaft. The electronic assembly includes a motor, a battery and a sensor. The battery provides power to the motor and the sensor. The sensor is attached to a periphery of the opening of the housing. The motor is actuated when the sensor detects motion. The motor is actuated to move the movable base moving the brushes to clean a shoe introduced through the opening of the housing.

The invention relates to the technical field of insulating rod auxiliary equipment, and particularly discloses an insulating rod auxiliary fastening method and device. The method comprises the steps that a rotating handle on the insulating rod is clamped through a clamping device, and the clamping device comprises a clamping assembly used for clamping the rotating handle, a transmission assembly used for driving the rotating handle to rotate and an output motor used for controlling starting and stopping of the transmission assembly; controlling an output motor to start, and acquiring a real-time current value of the output motor; when the real-time current value is larger than or equal to the preset current value, the output motor is controlled to be According to the scheme, the clamping device can clamp the rotating handle and drive the rotating handle to rotate, the operation burden of a worker is reduced, the risk that the insulating rod slips out of the hand is reduced, meanwhile, whether the conductor end is clamped by the insulating rod or not is judged by obtaining the real-time current value, the accuracy of judging whether the insulating rod is clamped or not by the worker can be improved, and the working efficiency is improved. The problems that in the operation process, the risk that the insulating rod slips out of the hand is high and the accuracy of judging whether the insulating rod is clamped is low are solved.

The utility model belongs to the technical field of valve pressure testing equipment, in particular to a valve pressure testing machine, which comprises an equipment main body, a control panel, a first motor and a water storage tank, the control panel is arranged at the side end of the equipment main body, the first motor is arranged at the side end of the equipment main body, and the water storage tank is arranged at the same side of the equipment main body. According to the utility model, the sealing test mechanism, the screw rod, the ball movable cover, the main shaft position control disc and the limiting rod are arranged, a valve structure to be tested is placed between the sealing test mechanism and the ball movable cover after the water storage tank is filled with water, the second motor is started at the moment, and the second motor drives the ball movable cover to move while driving the screw rod to rotate; when a valve structure is clamped at the side end of the sealing test mechanism, gas is injected into the valve through the gas injection port, at the moment, the first motor is started and drives the main shaft position control disc to rotate through the driving gear, and after the sealing test mechanism sinks underwater, an operator judges the sealing performance of the valve by observing the floating condition of bubbles.

The invention provides an anti-interference serial port communication system and a working method thereof, and the method comprises the steps: obtaining a start-stop control signal of a motor, obtaining a communication interruption duration, and taking a moment when the start-stop control signal is obtained as a starting moment of a communication interruption period; caching the communication data to be sent to a preset buffer during communication interruption; judging whether a communication interruption duration is reached or not, and if so, sequentially sending the data cached by the buffer in sequence; wherein the step of obtaining the start-stop control signal of the motor comprises the step of obtaining the start-stop control signal output by the motor controller to the motor driving circuit. The invention also provides an anti-interference serial port communication system for realizing the method. According to the invention, the controller can be prevented from sequentially sending data when the motor is started or stopped, so that the influence of electromagnetic interference formed by a large current peak on the data sent by the controller is avoided.

The invention discloses a motor sampling current bias calibration method and device, electronic equipment and a storage medium, and belongs to the technical field of permanent magnet synchronous motor control. The method comprises the following steps: sampling a current signal of a motor before the motor is started to obtain a first sampling current bias; when the motor is started and is in a target state, the current signal of the motor is sampled to obtain a second sampling current bias, and the target state is that a three-phase upper bridge arm power device of the motor is switched on and a three-phase lower bridge arm device of the motor is switched off; determining an offset threshold value of the current signal of the motor; according to the first sampling current bias, the second sampling current bias and an offset threshold value, whether current sampling offset happens to the motor or not is judged; according to the technical scheme of the invention, under the condition that the current sampling offset of the motor occurs, the first sampling current bias is adjusted to obtain the target sampling current of the motor, so that the sampling current of the motor is closer to a real value, the current of the motor is dynamically calibrated in real time, the bias error is reduced, and the accuracy of motor control is improved.

This invention discloses a dual-variable symmetrical injection modulation method for a two-phase permanent magnet synchronous motor, belonging to the field of motor drive and control technology. The method includes the following steps: S1, setting motor start-up logic and soft-start parameters; S2, generating two-phase orthogonal line voltage commands; S3, dual-variable symmetrical injection; S4, PWM comparator register mapping and output; S5, periodic execution. This method requires no modification to the hardware topology of a standard three-phase voltage source inverter or the addition of additional circuit components, and can be directly deployed on existing mature hardware platforms. This allows the same three-phase inverter to be used to drive both three-phase and two-phase motors, achieving hardware platform reuse and standardization, significantly reducing system development and bill of materials costs, resulting in low hardware cost and strong versatility.

The utility model provides an FCT overturning test device, and relates to the technical field of test devices. According to the FCT overturning test equipment, when the transmission motor is started, the output end of the transmission motor drives the rotating block to rotate, when the rotating block rotates, the moving block rotationally connected with the rotating block can perform circular motion under the driving of the rotating block, and meanwhile, the moving block slides in the limiting ring; the limiting ring drives the rack to do linear motion along the fixing block, due to the fact that the rack is meshed with the gear, the linear motion of the rack drives the gear to rotate, and then the overturning base plate fixed to the gear is driven to overturn around a rotating shaft of the gear; the overturning base plate is rotationally connected with the second supporting block through the rotating shaft, a second limiting rod in a limiting groove formed in the rotating shaft plays a role in limiting excessive rotation of the rotating shaft, and it is guaranteed that the overturning action is conducted stably and accurately.

The utility model discloses a kind of for building decoration tool's cleaning device, it is related to cleaning device technical field.The utility model includes cleaning tank, motor is fixedly connected in cleaning tank inner wall, motor top output end is fixedly connected with rotating plate by coupling, the rotating plate top is fixedly connected with several agitating blocks, and the agitating block is annular array with rotating plate as center.The utility model is through setting spoiler, specifically is motor starting driving rotating plate rotation, then again through rotating plate rotation to drive agitating block rotation, when agitating block rotation, inside water flow rotation will be stirred, when water flow rotation, it will impact on spoiler, so that the direction of water flow changes, causes water flow to appear disorder, then again through the friction between the water flow of disorder and tool to clean, simultaneously make that cleaning fluid can evenly distribute on tool surface, improve work efficiency, realize the uniform cleaning of tool.

The invention discloses a steel rail grinding wagon grinding control method and system, and belongs to the technical field of railway maintenance automation control. In order to solve the problems that an existing medium-sized steel rail grinding wagon is inaccurate in initial grinding positioning, prone to generating blue belts, poor in grinding angle fixing adaptability, large in multi-motor starting current impact and lack of effective emergency processing capacity, the method comprises the steps that an operation instruction and grinding parameters are received through a man-machine interaction interface; target positions of the polishing mechanism in all the running axial directions are calculated through a preset mathematical model; the grinding mechanism is controlled to move to the target position, and the grinding mechanism is started to start grinding operation; in the walking process of the grinding mechanism, synchronous start-stop and lifting control is conducted on the steel rail grinding unit according to the advancing distance fed back by the wheel set encoder in real time; and the output torque of the grinding motor and the traveling speed of the grinding wagon are monitored in real time, the position of the grinding mechanism is dynamically adjusted according to the monitoring result, and the traveling power of the grinding wagon is dynamically adjusted. The device is used for polishing steel rails of railways and subways.

The utility model discloses a stainless steel tube axis flatness detection bench comprising a base plate, the upper part of the base plate is provided with a mounting seat, the interior of the mounting seat is provided with a sliding groove, the interior of the sliding groove is provided with a second screw rod, and the side surface of the second screw rod extends to the exterior of the mounting seat and is provided with a second motor; and a sliding block is arranged on the surface of the second screw rod. During detection, a stainless steel tube is mounted in the three-jaw chuck, and the first motor is started to drive the movable seat to move and contact with the stainless steel tube, so that the stainless steel tubes of different models can be fixed, the adjusting rod is rotated, and the height of the telescopic column is adjusted, so that the detection contact is in contact with the surface of the stainless steel tube; a second motor drives a second screw rod to rotate, so that a sliding block drives a detection contact to transversely move on the surface of the stainless steel pipe, the detection contact can generate a detection curve according to a moving route, when the detection contact passes through a concave-convex place, the curve changes, and the detection error is small.

The utility model discloses a steering wheel angle sensor environment endurance test device comprising a pedestal, a control system box body and a computer, the top end of the pedestal is fixedly provided with a rack, the bottom end of the rack is fixedly provided with a servo motor, and the top end of the rack is movably embedded with a rotating shaft; a weather-proof belt is arranged on the outer sides of the rotating shaft and the output end of the servo motor in a surrounding mode, and a belt tensioner is movably embedded in the top end of the rack. When the detection device is used, the steering wheel angle sensor to be detected is installed on the product carrier, then the servo motor is started to drive all the rotating shafts to rotate through the weather-proof belt, so that the steering wheel angle sensor is detected, and detection data is transmitted to the interior of the computer for analysis. Meanwhile, the control system box body is used for controlling the detection process, a plurality of steering wheel angle sensors can be tested through a plurality of rotating shafts and a product carrier during use, and differences of individual data can be compared through a computer.

The invention provides a cutting tool recoil protection method and system, a cutting tool and a storage medium, and relates to the technical field of mechanical control, and the cutting tool recoil protection method comprises the steps that when a motor of the cutting tool is started, the angular speed of complete machine rotation when the complete machine of the cutting tool rotates is obtained; judging according to the angular velocity, and determining the recoil risk level of the cutting tool; when the recoil risk grade is a high risk, the motor is controlled to stop running; and when the recoil risk grade is a medium risk, the rotation angle of the whole cutting tool is obtained in real time, and the recoil risk grade is updated according to the rotation angle. Through real-time monitoring, dynamic adjustment and an automatic recoil protection mechanism, the operation burden of an operator in an emergency is reduced, the safety risk caused by untimely or incorrect operation is reduced, and the reliability and stability of a cutting tool are enhanced.

The utility model relates to the technical field of jaw crusher bodies, and discloses a crushing and screening synchronous jaw crusher which comprises a jaw crusher body, a screening mechanism is arranged below the jaw crusher body, and a damping mechanism is arranged below the screening mechanism; the screening mechanism comprises a driving part and a screening part; the screening part is located on the right side face of the driving part. The damping mechanism comprises a fixing part and a damping part; the damping part is located on the inner side face of the fixing part. According to the screening mechanism, a motor in a driving part is utilized, the motor is started to drive a cam, so that the cam is matched with a screening box, the screening box is driven to swing on the surface of a sliding rod under the action of a sliding plate, screening is carried out, fine particles fall into a collecting box, the collecting box is pulled to slide in a sliding groove, and pulling-away is carried out; and materials with small particle sizes on the jaw crusher can be screened out in time to be classified and collected, so that subsequent processing is facilitated.

A binding tool may comprise a binding mechanism, a feed motor configured to cause the binding mechanism to perform a feed motion, a twisting motor configured to cause the binding mechanism to perform a twisting motion, a sensing device configured to acquire state information representing the state of at least one of the binding mechanism, the feed motor, and the twisting motor, and a control unit. The control unit may be configured, after driving the twisting motor to initiate the twisting motion, to stop the twisting motion when a twisting stop condition is met.The control unit can be configured to set the twisting stop condition for the twisting movement based on the state information acquired by the sensing device before the twisting movement is executed.

The invention belongs to the technical field of building heritage protection, and discloses an automatic building heritage protection device and a using method thereof.The automatic building heritage protection device comprises a sliding structure, the sliding structure is of a U-shaped structure, and a transmission groove shaped like a Chinese character'hui 'is formed in the middle of the inner wall of the sliding structure; a sliding structure, a suction cup, an underwater flaw detector and the like are arranged, in the using process, the sliding structure is clamped on the outer wall of the supporting rod, equipment is adsorbed to the outer wall of the supporting rod through the suction cup, the transmission crawler belt is driven to rotate along with starting of the motor, and the underwater flaw detector is arranged on the lower portion of the inner wall of one side of the transmission groove. The underwater flaw detector is driven to move up and down on the periphery of the supporting rod along with up-down movement of the sliding structure, the interior of the supporting rod is detected through the underwater flaw detector, the detection range is enlarged, the detection effect is improved, and use is convenient.

The application provides a slot cover movement state monitoring method and system for a slot type linear cleaning machine, comprising the following steps: S1: when a dry-wet claw motor is started, the starting point and the ending point of current movement are obtained according to a sent movement instruction; S2: when the dry-wet claw motor is moving, the position of the current motor is read in real time by using a monitoring thread; S3: the slot cover states of the next two slot positions in the forward direction of the current motor are judged according to the position of the current motor and the obtained ending position; and S4: the running state of the dry-wet claw motor is controlled according to the slot cover states. According to the slot cover monitoring method provided by the application, the dry-wet claw and the slot cover will not collide in the movement process, so that the safety of the equipment running is improved.

The utility model discloses an indoor temperature and humidity adjusting device for archives, which comprises a temperature and humidity adjusting assembly, a speed increasing assembly, a fixed seat and a rotating seat, wherein the temperature and humidity adjusting assembly comprises the fixed seat and the rotating seat; the speed increasing assembly comprises a gear, a gear wheel, a rotating rod and a motor; the gears are arranged in a group, are equidistantly arrayed and are fixed to the outer side surface of the rotating seat; the gear wheel is rotatably engaged with one side of the gears; the rotating rod penetrates through the gear wheel and is fixed to the middle of the gear wheel; the motor is located above the rotating rod and is fixedly connected with the top end of the rotating rod through an output end. When the adjusting machine is opened to add humidity, the motor is started, the motor controls the rotating rod to rotate through the output end, the rotating rod drives the gear wheel to rotate, the gear wheel drives the gears meshed therewith, the gears drive the rotating seat to rotate, the rotating seat drives the adjusting machine at the top end to rotate, the adjusting machine rotates and sprays at the same time, the humidifying range is rapidly diffused, and the humidifying effect is obvious.

The utility model relates to the technical field of cleaning, and provides a powder chamber gun barrel and gun body powder cleaning device which comprises a powder chamber, a sliding groove is formed in the side face of the powder chamber, a bottom moving seat is arranged on the side face of the powder chamber, a sliding plate is connected to the top of the bottom moving seat in a sliding mode, and an adjusting device is arranged on the sliding plate. According to the utility model, when the motor is started, the output shaft of the motor drives the threaded rod to rotate, and the threaded rod is in threaded connection with the threaded sleeve, so that the rotation of the threaded rod is converted into the linear movement of the threaded sleeve. And movement of the threaded sleeve further drives the moving plate, the connecting plate, the connecting column, the fixing block and the powder spraying gun to integrally conduct lifting motion, the powder spraying gun moves up and down and left and right, the powder spraying gun can be moved out of the powder room to be cleaned, and through the technical scheme, the technical problem that the powder spraying gun cannot be cleaned in the related technology is solved.

The utility model belongs to the technical field of aluminum profiles, and particularly relates to an efficient traction device for aluminum profile production, which comprises a conveying frame, a servo motor is fixedly mounted on one side of the conveying frame, a rotating rod is connected to the output end of the servo motor, and a conveying belt is connected to the surface of the rotating rod. A fixing frame is fixedly installed on one side of the top of the conveying frame, and a motor is fixedly installed on one side of the fixing frame. After one end of an aluminum profile is fixed, a motor is started to drive a sliding block to move through a lead screw, the moving sliding block can drive the aluminum profile clamped and fixed in a protective shell to move, the extruded and formed aluminum profile is pulled out, and in the pulling process of the aluminum profile, an electric push rod is started to drive a lifting plate to do lifting motion; and the lifting plate can make contact with the bottom of the drawn aluminum profile, the other end of the aluminum profile is lifted, the situation that the other end of the drawn aluminum profile deviates and collides is avoided, and the aluminum profile drawing effect is improved.

The application relates to a giant column overturning and leveling device, and relates to the technical field of the giant column overturning and leveling device, which comprises a fixing frame, the inner wall of the fixing frame is fixedly installed with a cross frame, the outer surface of the cross frame is fixedly installed with a servo motor, the output end of the servo motor is fixedly connected with a screw rod, the outer surface of the screw rod is slidably connected with the cross frame, and the inner wall of the cross frame is slidably connected with a sliding block. The servo motor, the cross frame and the screw rod are arranged, so that the servo motor drives the screw rod to rotate in the cross frame, the rotation of the screw rod drives the sliding block to move along the cross frame, and the giant column can be hoisted and overturned through the cooperation of a lifting rope, a hook lock, the sliding block, a connecting block, a steering wheel and a winding roller. Therefore, the giant column of different specifications can be overturned according to the sliding block position adjustment, and the device can improve the precision and stability of the giant column leveling through the sliding block position adjustment.

The invention discloses a stator assembly, a motor and a compressor, the stator assembly comprises a stator punching sheet, a main winding and an auxiliary winding, the stator punching sheet is provided with winding grooves, a plurality of winding grooves form four groove groups, the four groove groups are located in four quadrants, and the winding grooves are arranged in the winding grooves. Each groove group comprises two first grooves, two second grooves, a third groove and a fourth groove, and the slotting sizes of the first grooves, the second grooves, the third groove and the fourth groove are sequentially reduced; the main winding is arranged in the first groove, the second groove and the third groove; the secondary windings are arranged in the second groove, the third groove and the fourth groove, and the secondary windings in the second groove and the third groove are located on the radial inner sides of the primary windings in the second groove and the third groove. Therefore, by optimizing the groove type of the winding groove and the layout of the main winding and the auxiliary winding, the starting torque of the motor can be improved and the starting requirement can be met under the condition that the efficiency and the maximum torque are ensured, and then a starter can be omitted, so that the cost is saved, the size is optimized and the operation reliability is improved.

The utility model relates to a medicine transmission technical field especially, more direction transmission positioning mechanism of medicine based on mechanical arm, including support base plate, still including left vertical board, right vertical board, motor, screw rod, drive block, limit plate, sliding slot, jacks, slide rail, top groove and positioning rod, and the left side of support base plate top is provided with left vertical board, the utility model discloses according to the grabbing position of medicine and starts motor through the PLC controller of outside control, and motor moves drive block through screw rod, and drive block moves jacks in the inside of sliding slot, and jacks are contacted with the positioning rod in the moving and are lifted up, until jacks move to the below of corresponding positioning rod, when the motorized pulley drives moving plate and moves to the positioning rod that is lifted up, and the microswitch on moving plate then will hit the positioning rod that is lifted up, and microswitch then will send instruction to the PLC controller of outside, and moving plate stops running through the PLC controller of outside control motorized pulley, has realized the positioning function of transmission.

The invention relates to the technical field of motor control, and discloses an anti-locked-rotor starting control system. The system comprises a main control module, a dynamic rule base generation module, a phase compensation module, a pre-triggering module and a feedback correction module. The main control module monitors a three-phase current waveform and a rotor position signal of the motor and generates an instantaneous locked-rotor feature vector; the dynamic rule base generation module extracts a current waveform distortion mode of a historical locked-rotor event, and combines a rotor inertia parameter to construct a fuzzy rule set so as to initialize a dynamic rule base; the phase compensation module dynamically compensates the phase current waveform and constructs a stability evaluation function; the pre-triggering module triggers pre-access of the standby power supply according to the phase offset and verifies compatibility; and the feedback correction module generates a feedback parameter according to the locked-rotor risk index and the power supply verification result, and corrects the mapping relationship between the feature vector and the rule base. The system can accurately identify locked-rotor characteristics, dynamically adapt to operation parameters, actively prevent and control locked-rotor risks, and improve the starting stability of the motor.

1. Name of the product in this design: Lawnmower Electric Starter (1). 2. Purpose of this design: A device for starting a motor. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses an adhesive tape operation device capable of automatically heating and cooling, which comprises a support base, a stabilizing column, a support column, an operation platform, an operation table, an emergency stop button, an upper pressing wheel cylinder button, a double-hand starting button, a material roller, a limiting roller column, a gluing brush, a profiling tool material table and a hot air table, the stabilizing columns are installed and connected to the corresponding positions of the surfaces of the supporting columns, the operation platform is installed and connected to the ends of the supporting columns, the operation table is installed and connected to the surface of the operation platform, the scram button and the upper pressing wheel air cylinder button are installed and connected to the surface of the operation table, and the two-hand starting buttons are installed and connected to the two sides of the operation table. A product and an adhesive tape are manually stuck and put into the tool, the end passes through the upper and lower pressing wheels, and the adhesive tape bypasses the guide wheel; when a cylinder button is pressed down, an upper pressing wheel cylinder presses down to clamp the product and the adhesive tape, a rubber pipe electromagnetic valve, a hot air port and a cold air port are opened, and a starting button motor is pressed down to start upper and lower wheels to clamp the product and the adhesive tape to complete pasting.

The utility model discloses a fool-proof plug-in clamp with a quick disassembly and assembly structure, and relates to a fool-proof plug-in clamp which comprises a base. Sliding grooves are formed in the front portion and the rear portion of the base, sliding blocks are connected to the two sides in the sliding grooves in a sliding mode, U-shaped rods are fixedly installed on the surfaces of the sliding blocks, a strip-shaped frame is fixedly installed between the two adjacent U-shaped rods on the front portion and the rear portion, and a traction rod is fixedly installed at the bottom of the strip-shaped frame. The motor drives a rotating rod to rotate reversely, the rotating rod rotates reversely to drive a rotating disc to rotate, the rotating disc rotates to drive two sliding rods to move, at the moment, the sliding rods drive strip-shaped frames on the two sides to move towards the two sides at the same time, the strip-shaped frames move to drive a traction rod to move, and the traction rod moves to drive a square rod to move; and the limiting rod does not limit the square rod any more, and at the moment, the clamp head can be conveniently detached and replaced by pulling the clamp head downwards.

The application discloses a high-uniformity silver plating process suitable for deep blind hole features and relates to the field of part surface treatment, and comprises a supporting table, one side of the supporting table is provided with a supporting column, the top end of the supporting column is provided with a top base, one side of the top end of the top base is provided with a gas cylinder, the bottom end of the gas cylinder is provided with a telescopic end, the bottom end of the telescopic end penetrates through the top base, the bottom end of the penetrating end is provided with a lifting table, the top end of the lifting table is provided with a clamping base, the telescopic end is clamped in the inside of the clamping base, two through grooves are formed in one side of the top end of the lifting table, personnel can align a conical cylinder with a deep hole in the side of a silver-plated part, at the moment, a motor is started, the conical cylinder is rotated through a driving shaft, at the moment, cleaning strips outside the conical cylinder rotate in the hole, dust, impurities and liquid residues in the hole are cleaned, and it is to be noted that the cleaning strips are soft materials and can be extruded.

The utility model belongs to the technical field of steel bar chamfering, and particularly relates to steel bar chamfering equipment which comprises a workbench, a control mechanism is arranged above the workbench, and the control mechanism comprises a driving motor, a control rod, a swing rod, a connecting rod, a moving plate, a lifting rod and an electric clamping jaw. According to the steel bar chamfering equipment, when a steel bar is chamfered, a driving motor is started, a moving plate is controlled to horizontally move, a lifting rod, a transverse rod, an electric clamping jaw and the steel bar are made to move downwards, the steel bar is inserted into a chamfering groove, a chamfering mechanism conducts chamfering on the steel bar, and along with continuous rotation of a control rod and continuous swing of a connecting rod, the moving plate can be driven to horizontally move back and forth; when the sliding plate moves to the rightmost end of the bending groove, the control switch is extruded, the control switch controls the electric clamping jaw to be started, the steel bar is taken away from the clamping plates, then the steel bar moves leftwards to complete chamfering, and in the chamfering process, a worker gently pushes the steel bar placed between the two clamping plates and abuts against the steel bar, so that the steel bar is conveniently clamped next time.