1415 results about "Stepper motor" patented technology

The invention relates to the technical field of pressure control, in particular to a butterfly valve pressure self-adaptive adjusting method, device and equipment and a storage medium. According to the method, a pre-constructed neural network model is introduced, and user set pressure, actual measurement pressure, current control signals and error parameters serve as input variables; dynamic generation and real-time self-adaptive adjustment of PID control parameters are realized, the technical bottlenecks that parameter setting of a traditional PID controller is complex and adaptability to non-linear and time-varying systems is insufficient are effectively solved, and the parameter adjustment period is shortened; the weight parameter of the neural network is continuously optimized through a back propagation algorithm, so that the inhibition capability of the system on external disturbance is remarkably enhanced, the overshoot is reduced, and the long-term stability and control precision of pressure control are improved; the target step number is calculated in combination with butterfly valve hardware parameters, the accuracy and rapidity of stepping motor driving are ensured, and the problem of response delay of traditional PID control is effectively solved.

The invention relates to the technical field of motion control, in particular to a stepping motor monitoring control method and system, and the method comprises the following steps: obtaining a target and feedback signal rising edge sequence, analyzing a periodic change direction, judging a time migration trend, extracting a voltage and current response section, recognizing a disturbance time slice, and positioning high and low level boundaries. And screening signals with consistent frequency, extracting a running rhythm time sequence, and comparing a rhythm sequence to obtain a monitoring control behavior. According to the method, the time sequence of rising edges of a target and a feedback signal is compared, the displacement deviation trend is judged in combination with the periodic change direction, an interference section is identified by utilizing voltage abrupt change and current fluctuation characteristics, a control boundary is delimited according to the distribution of the interference section in high and low levels, and signal segments with consistent frequency characteristics are extracted to construct an operation rhythm. The driving behavior is extracted in combination with the signal time sequence and the rhythm sequence, the responsiveness to rhythm change is enhanced, and the problems of interference fluctuation and control rhythm disjunction caused by rhythm dislocation are relieved.

A method is proposed for determining a zero-force reference position of a wet-running brush actuator (2) for external excitation of a rotor of an electric motor (EM) arranged on a rotor shaft (RW). While an electric vehicle with an electric motor (EM) is stationary and the rotor is externally excited, a spindle (10) of the brush holder (2), which has an electric stepper motor (4) with an integrated spindle drive, is moved away from the grinding brushes (B1, B2) until the contact between the grinding brushes (B1, B2) and the associated slip rings (SR1, SR2) reaches a contact quality limit, the position assumed by the spindle (10) being defined as the zero-force reference position, from which the steps of the stepper motor (4) are counted in order to variably press the grinding brushes (B1, B2) against the slip ring (SR1, SR2) as required. In addition, a computer program, a computer program product, a system, and an electric vehicle are proposed.

The present disclosure relates to a stepper motor. The stepper motor according to embodiments of the present disclosure includes: a rotor assembly including a rotatory shaft and a plurality of magnetic steel units sequentially assembled along circumference of the rotatory shaft, inner walls of the plurality of magnetic steel units are in contact with an outer wall of the rotatory shaft, and the plurality of magnetic steel units are assembled to form a magnetic steel; at least one stator assembly sleeved on the rotor assembly; and two support assemblies each include a respective bearing sleeved on the rotatory shaft. The rotatory shaft includes a main body connected to the magnetic steel and two end portions, respective bearings are sleeved on the two end portions respectively, and a diameter of the main body is smaller than diameters of the two end portions.

Provided a stepper motor, includes a shell, a stator assembly, and a stator assemblies. The rotor assembly includes a rotary shaft and a steel magnet. The stator assemblies are sleeved to the rotor assembly and arranged in an axial direction of the rotary shaft. Each stator assembly includes a housing, a fixation claw pole, and a winding. The housing includes a housing body fixed to the shell, and an inclined structure portion formed by localized depression of an outer periphery of the housing body toward the rotor assembly. A circuit board is affixed to the housing body, an orthographic projection of the circuit board toward the rotor assembly at least partially falls into a confine of the inclined structure portion, the inclined structure portion is provided with an avoidance hole, and a lead of the winding extends out via the avoidance hole and is electrically connected to the circuit board.

A control system for a can decorator structured to apply images to cans includes a can inspection system structured to capture images of a can, a controller structured to receive the captured images and to analyze the captured images to determine a quality of the image applied to the can based on a comparison of the captured images and a reference image, and an adjustment assembly structured to adjust a circumferential or translational position of a plate cylinder attached to a plate cylinder shaft end of a plate cylinder shaft, the adjustment assembly including at least one stepper motor, wherein operation of the at least one stepper motor causes the circumferential or translational adjustment.

The invention discloses an unknown environment mapping method for a single-beam laser of aircraft, which belongs to the field of three-dimensional map reconstruction technology. Firstly, the data collected by a single-beam LiDAR is aligned with the timestamp of the stepper motor, and the obtained point cloud data is filtered and matched to obtain three-dimensional map information. The pose of the aircraft is estimated by the wheel odometer and IMU, and the loop detection is performed to reduce the cumulative error and update the three-dimensional map information in real time. The frontier search algorithm is used to determine the target point of the aircraft flight, the A* algorithm is used to plan the path trajectory, and the B-spline curve optimization algorithm is used to make the trajectory of the aircraft smoother. The control command is sent to the aircraft, and then the global three-dimensional map of the unknown environment is obtained.

The utility model provides an automatic reversing box of a climbing mechanism, which comprises a lower cover plate and an upper cover plate, a plurality of vertical wall plates are fixedly mounted between the lower cover plate and the upper cover plate, a climbing head shaft is rotatably mounted among the wall plates, a hammer-shaped climbing head is fixedly mounted on the climbing head shaft, and one end of the climbing head shaft is fixedly connected with an output shaft of a stepping motor; the stepping motor is fixed on the outer wall of the wall plate; the conical end of the hammer-shaped climbing head is hinged to one end of the spring buffer, and the other end of the spring buffer is hinged to the wall plate through the spring buffer seat plate. According to the reversing box, the PLC controls the stepping motor to conduct intelligent reversing, so that the problems that an existing reversing box needs manual reversing and is not high in safety performance are solved, and the defects of the climbing automatic reversing box are overcome.

The utility model belongs to the technical field of wind power generation auxiliary devices, and discloses an angle adjusting device for blades of a wind driven generator, which comprises a blade angle adjusting mechanism, the blade angle adjusting mechanism comprises a mounting column, the outer wall of the mounting column is rotatably connected with a connecting column through a sleeve I, and the outer wall of the connecting column is fixedly sleeved with a worm gear and meshed with a worm. One end of the worm is connected with the stepping motor, the outer wall of the connecting column is fixedly sleeved with a limiting ring block, the side face, away from the worm gear, of the limiting ring block is in lap joint with a limiting ring plate, the connecting column movably penetrates through the limiting ring plate to be fixedly connected with blades of the wind driven generator, and the limiting ring plate is fixedly connected to the mounting column through a fixing column; by arranging the worm gear and the worm, the angle of the paddle is convenient to adjust, meanwhile, the paddle is well limited, the deflection of the paddle is reduced, by arranging the sleeve I, the limiting ring block and the limiting ring plate, the paddle is convenient to limit, the angle of the paddle is convenient to stably adjust, and by arranging the ball, the friction force is convenient to reduce, and the energy consumption is convenient to reduce.

The utility model relates to the technical field of typhoon detection, and particularly discloses a mechanical flight typhoon pit detection device, which is characterized in that an unmanned aerial vehicle is fixedly provided with a high-transmittance glass cover, the bottom end of the high-transmittance glass cover is fixedly provided with a UV glass cover for reducing glare, the unmanned aerial vehicle is rotatably provided with a rotating frame, and the rotating frame is fixedly provided with a rotating shaft; a first stepping motor is fixedly installed on the unmanned aerial vehicle, a gear set is installed between the rotating frame and the first stepping motor, a photosensitive sensor used for following light is fixedly installed on the rotating frame, a camera is rotatably installed on the rotating frame, a second stepping motor is fixedly installed on the rotating frame, and a camera is rotatably installed on the second stepping motor. A control panel is fixedly mounted on the unmanned aerial vehicle; no matter how the unmanned aerial vehicle flies, the camera always shoots towards the sun, and when a special optical phenomenon occurs between the camera and the sun, a typhoon site can be judged, early warning can be given out in advance, and the effects of investigation and prevention of typhoon and reduction of coastal city emergency loss are achieved.

The utility model discloses a pin tin soldering device based on differential mode PFC and inductor PFC, and relates to the technical field of pin tin soldering. The pin tin soldering equipment based on the differential mode PFC and the inductor PFC comprises a bottom plate, a supporting table is fixedly installed above the bottom plate, a limiting mechanism used for limiting the positions of a coil and a substrate is installed above the bottom plate, a tin soldering mechanism used for tin soldering is fixedly installed above the supporting table, and a tin soldering mechanism used for tin soldering is installed above the supporting table. The limiting mechanism comprises a stepping motor fixedly installed in the center of the bottom plate, brackets are installed at the four corners of the supporting frame, limiting blocks are installed at the four corners of the supporting frame, element fixing, fixed pin tin soldering, inductor pin tin soldering and taking-down after tin soldering can be conducted at the same time in the four directions of the supporting frame, and the supporting frame is fixed to the top end of a rotating shaft of the stepping motor. And the rotating angle of the supporting frame is adjusted through the stepping motor, so that the four corner areas of the supporting frame are moved into the next working area, and the efficiency is improved.

The application provides a hydraulic valve positioning control method and control system based on a sensorless stepping motor, and the method comprises the following steps: controlling the sensorless stepping motor to drive the spool of the hydraulic valve to move for system initialization, and determining the absolute zero point position and coordinate establishment by detecting the locked-rotor of the stepping motor; in the position control process, the total micro-step number is calculated according to the target position and the absolute zero point position, and the planned micro-step increment of each control period is determined according to the motor speed; before the execution of each control period, it is judged whether the planned micro-step increment will exceed the remaining micro-step number after execution, and the actual execution micro-step number is corrected; the cumulative execution micro-step number and the remaining micro-step number are updated according to the actual execution micro-step number, and the target position is reached until the remaining micro-step number is 0 in a certain control period. The application does not depend on any physical position sensor, realizes high-reliability locked-rotor detection and zero-point self-calibration through a magnetic field orientation control algorithm, and then realizes accurate and reliable positioning of the spool.

The utility model relates to the field of crushers, and discloses a crusher efficiency improving device which comprises a base, the top of the base is fixedly connected with a crushing box, the top of the base is provided with an adjusting groove, an inner cavity of the adjusting groove is rotatably connected with an adjusting seat, the top of the adjusting seat is provided with three grooves, and the three grooves are arranged in the adjusting seat. According to the pulverizer efficiency improving device, after an adjusting base in an adjusting groove is driven by a stepping motor to rotate by 120 degrees anticlockwise, the empty collecting box is rotated to the bottom of a pulverizing box to continue collecting, and the pulverizing efficiency is improved. The collection box with crushed materials rotates out and is covered by the fixed cover disc, so that dust settles and is prevented from scattering all around, after the second collection box collects more materials, the steps are repeated, the collection box after standing rotates to the notch to facilitate material treatment, and the problem that the efficiency is affected due to the fact that an existing crusher is difficult to continuously crush is solved.

This utility model relates to a wool spinning winding machine, including a frame and a placement structure. The placement structure is installed on the upper surface of the frame. A cleaning structure for cleaning the wool surface is also installed on the inner side of the frame. A stepper motor is installed on the upper end of the mounting structure. Cleaning tubes are arranged in a ring array on the lower end of the mounting structure. Fiber brushes are provided on the inner side of the cleaning tubes. Pulleys are provided on the surface of the cleaning tubes. Two sets of pulleys are connected by a transmission belt. An upper circular plate is installed on the upper end of the mounting structure. A fan is also provided on the upper end of the upper circular plate. Air ducts are arranged in a ring array on the upper end of the mounting structure, and the air ducts communicate with the interior of the upper circular plate. Upper connecting pipes are arranged in a ring array on the mounting structure, and the upper connecting pipes communicate with the cleaning tubes. Furthermore, one end of each air duct is connected to the surface of the upper connecting pipe and they communicate internally. This utility model solves the problems of existing winding machines being unable to effectively clean the wool surface and unable to achieve winding of multiple wool layers, resulting in prolonged winding time.

The utility model relates to warning device technical field, and disclose a kind of strong light frequency flash sound light type electronic warning device, including base, fixed column, sleeve, fixed box and the like component, by the transmission mechanism of stepper motor, bevel gear, screw rod, sleeve is realized along fixed column sliding up and down, the height of frequency flash lamp and alarm loudspeaker can be flexibly adjusted, utilize second stepper motor, worm gear drive installation rod rotation, accurately adjust the horizontal angle of frequency flash lamp and alarm loudspeaker, compared with traditional warning device, the device overcomes the defect that height and angle are fixed, warning range is limited, in road construction, fire rescue and the like complex scene, can cross over barrier to transfer warning signal, target area is covered simultaneously in all directions, while the application of double stepper motor improves power transmission efficiency and control accuracy, ensure that device responds quickly in emergency, significantly improve the timeliness, accuracy and reliability of warning, effectively reduce the risk of safety accident.

This invention relates to the field of sand casting technology and discloses a follow-up sand-receiving tray structure for casting. It includes a recovery box and a support component rotatably mounted inside the recovery box. A buffer guide component is installed on the support component, and a support component is slidably mounted on the buffer guide component. In this invention, as the support component rotates, the support component slides diagonally downwards along the buffer guide component, immersing itself in the recovered sand in the recovery box. As a stepper motor drives the support component to rotate, the support component resets, and the recovered sand is spread evenly across the support component. Due to the arc-shaped design of the reinforcing rib frame (lower in the middle and higher at the edges), after the recovered sand is spread across the support component, it covers the reinforcing rib frame. When the sand box flips, the center of the support component corresponds to the high-temperature casting. At this time, the casting is buffered by the recovered sand spread across the support component, significantly reducing the impact force on the casting and preventing direct contact between the casting and the ribs on the reinforcing rib frame, thus reducing casting damage.

The invention provides a top plate hydraulic formwork, and relates to the field of highway pipe gallery engineering, the top plate hydraulic formwork comprises a frame, a cross beam is fixedly connected to the inner side of the frame, a servo motor is fixedly connected in the cross beam, a linkage gear A is coaxially connected to the top of a rotating shaft of the servo motor, a hydraulic cylinder A is fixedly connected to the top of the frame, and limiting rods are slidably connected to the left and right sides of the top of the frame; a top supporting plate is fixedly connected to the top of the telescopic portion of the hydraulic cylinder A, the bottom of the top supporting plate is fixedly connected with the top of the limiting rod, side supporting plates are arranged on the left side and the right side of the frame, the side vertical faces of the side supporting plates are fixedly connected with the limiting rod, and a motor is fixedly connected to the bottom of the top supporting plate. And the top of the concrete top plate can be extruded, the top face of the concrete top plate can be flattened and shaped, the concrete top plate can be conveniently flattened and shaped, and the problem that an existing formwork cannot conveniently conduct automatic and convenient flattening and shaping on the concrete top plate is solved.

The utility model discloses stacking equipment for yarn paper roll production, which comprises an equipment seat body, a stacking mechanical arm, a material taking flat plate, a stacking seat and a supporting plate, the stacking mechanical arm is arranged above the equipment seat body, a material taking table is arranged at one end of the stacking mechanical arm, the material taking flat plate is arranged below the material taking table, and the stacking seat is arranged below the material taking table. A cavity is formed in the material taking flat plate, suction cups at equal intervals are installed at the bottom end of the material taking flat plate, a through cavity is formed in the portion, above the cavity, of the material taking flat plate, a transverse plate penetrates through the interior of the through cavity, small stepping motors are installed at the two ends of the transverse plate, rotating rods are installed at the output ends of the small stepping motors, and a supporting plate is fixed to the bottom ends of the rotating rods. And the stacking seat is arranged below the material taking flat plate. The yarn paper roll stacking device is suitable for the stacking requirements of light weight and high precision of yarn paper rolls, the yarn paper rolls cannot be damaged, the anti-falling function is achieved, and stacking is neat and high in quality.

The utility model discloses a semi-automatic burr brushing device which comprises a bottom plate and a support fixed at the rear end of the bottom plate, an electric cabinet is fixed at the rear end of the support, a lifting frame is installed at the front end of the support, a stepping motor is fixed at the top of the support, and an output shaft at the lower end of the stepping motor is fixedly connected with a lead screw extending up and down. A lead screw nut matched with the lead screw is fixed to the rear end of the lifting frame, an adjustable-speed motor is fixed to the lower end of the lifting frame, a carbon fiber brush is fixedly connected to an output shaft at the lower end of the adjustable-speed motor, a workbench is fixed to the top of the bottom plate, a rotary driving device is fixed to the top of the workbench, and a containing frame is fixed to the top of the rotary driving device. The front end and the rear end of the containing frame are each provided with a fixing base, a workpiece is placed on each fixing base, a pressing device used for extruding the outer wall of the workpiece is installed in each fixing base, and the carbon fiber brush is located above one workpiece. According to the utility model, the working efficiency can be improved; workpiece installation is convenient and time-saving.

An integrated circuit (100A) includes an H-bridge circuit (102) having a first output node (OUT1) for coupling to the high-side terminal of an inductor (103) and a second output node (OUT2) for coupling to the low-side terminal of the inductor. A current-sensing FET (SNS-DRV) is coupled between a current source (110) and a lower supply voltage to provide a reference current (Itrip), including a peak current limit at the sensing node. A current-sensing comparator (104) has a first input coupled to the sensing node, a second input coupled to the second output node, and an output (113) coupled to send an output signal to a driver control circuit. A FET linearity detection circuit (112) is coupled to receive the gate voltage (LS2) of an active low-side power FET (Mls2) and has an output (CMP EN) coupled to enable the current-sensing comparator when the active low-side power FET operates in the linear region.

The present application relates to a kind of boundary deformation mutual coupling reverberation chamber shielding effectiveness test device and method, it is related to electromagnetic shielding technical field of material, the test device includes flexible shielding cloth reverberation chamber, metal plate, stepper motor group, transmitting antenna, first receiving antenna, second receiving antenna, first spectrum analyzer, second spectrum analyzer and controller;Metal plate is as partition and is divided into transmitting reverberation chamber and receiving reverberation chamber by flexible shielding cloth reverberation chamber, metal plate is closely connected with flexible shielding cloth reverberation chamber around;Test window is set in the center of metal plate, for installing test material;Stepper motor group is used to control the wall deformation of transmitting reverberation chamber and receiving reverberation chamber;First spectrum analyzer is connected with first receiving antenna;Second spectrum analyzer is connected with second receiving antenna;Controller is connected with first spectrum analyzer, second spectrum analyzer and stepper motor group.The present application provides platform and method for accurately testing the shielding effectiveness of material under composite electromagnetic environment.

This application provides a stepper motor driving device, method, and system, relating to the field of equipment control technology. The device includes: a first signal generation module for generating a first SPWM signal and a second SPWM signal; wherein the first SPWM signal and the second SPWM signal have the same waveform but are time-staggered by half a carrier cycle; and a first current control module for applying the first SPWM signal and the second SPWM signal to the upper bridge arm switches on both sides of a first H-bridge driving circuit, respectively, to control the magnitude and direction of the first driving current. This application, by staggering the SPWM control signals on both sides of the same H-bridge by half a cycle, naturally divides the H-bridge behavior into two driving segments and two slow decay modes within a driving cycle, effectively avoiding reverse current during the driving process, reducing operating noise, and improving driving efficiency.

The application discloses a kind of thinning machine wafer cleaning device, including frame, water distribution block, several cleaning rollers are installed on the frame, for driving the rotation of cleaning roller stepper motor, several spray heads, there is preset gap between adjacent cleaning rollers, and spray head is located below cleaning roller;The inside of the water distribution block is hollow, and the water distribution block is provided with a water inlet, an air inlet and a plurality of discharge interfaces, and the discharge interfaces are connected with the spray head by pipelines.The application realizes efficient cleaning of the back of wafer by combining water-air two-fluid with cleaning roller, and can reduce the risk of damage to wafer during processing.

Disclosed herein are systems and methods for the stabilization of additive manufactured or 3D printed parts. The stabilization system may comprise a frame with one or more stabilization mechanisms coupled to the frame. The stabilization mechanisms may be actuated via a motor or a clamping mechanism, and the clamping mechanism may be a four-bar linkage mechanism. Various stepper motors may be provided to actuate the movement of the print head and stabilization mechanisms. The stabilization system reduces print time and is reusable, providing advantages over conventional systems.

The utility model discloses a kind of limit mechanism for automobile die production, it is related to automobile die production technical field, including supporting assembly, adjusting mechanism and limit mechanism, supporting assembly is constituted by bearing column and operation table, provide stable foundation;Adjusting mechanism is located at the both ends of operation table, including servo motor, double-end screw and transmission plate, rotate double-end screw by servo motor drive, drive two transmission plates to move synchronously in guide slot Face or opposite direction;Limit mechanism is installed on transmission plate, including stepper motor, cam and flexible plate, rotate cam by stepper motor drive, push flexible plate to rotate and press down to realize clamping, the utility model is through the cooperative structure of setting supporting assembly, adjusting mechanism and limit mechanism, solved the problem that traditional die clamping mode adjusts low efficiency, positioning is not synchronous, clamping is easy to damage mould, realized the quick adaptation of different size mould, improved clamping processing stability.

The utility model discloses a heat-resisting structure of a smoke exhaust fan, and relates to the technical field of fans, the heat-resisting structure comprises a main pipe, a first conical pipe, an air inlet pipe, a second conical pipe and an air outlet pipe, the right end of the main pipe is fixedly communicated with the first conical pipe, the right end of the first conical pipe is fixedly communicated with the air inlet pipe, the upper end of the main pipe is provided with a mounting groove, and the main pipe is provided with a fan smoke exhaust mechanism. A dust filtering mechanism and a dust cooling and falling mechanism are arranged at the inner end of the air inlet pipe, the dust cooling and falling mechanism is arranged on the right side of the dust filtering mechanism, the fan smoke discharging mechanism is used for discharging smoke dust and isolating the stepping motor outside, and the dust filtering mechanism is used for filtering the external smoke dust. The stepping motor can be arranged at the outer end of the main pipe through the fan smoke exhaust mechanism, the stepping motor is separated from high-temperature smoke dust, the high-temperature smoke dust is prevented from being attached to the surface of the stepping motor, the heat dissipation efficiency of the stepping motor is improved, and the smoke exhaust effect of the main pipe is facilitated.

The utility model discloses a clamping mechanical hand device, especially a brick clamping mechanical hand device of automatic wall building equipment, and its stepper motor or servo motor is fixed to the baffle of three -axis air cylinder through support, three -axis air cylinder drives stepper motor or servo motor to make reciprocating linear motion on the stroke of its piston rod, fixes the guide frame on the support, and rack of gear and rack mechanism is supported and the effect of guiding, motor shaft of stepper motor or servo motor and gear and rack mechanism gear drive connection to drive rack of gear and rack mechanism always make reciprocating linear motion, and mechanical finger and rack correspond one by one, and are fixed to its corresponding rack respectively, and mechanical finger and the jack on clamping fixture correspond one by one and are inserted and are driven to make clamping fixture hold brick by the mutual movement of mechanical finger. Its solved "brick clamping mechanical hand device structure simplification, the technical problem of reducing manufacturing cost", and its structure is simpler, and the manufacturing cost is lower.

The utility model provides a have automatic feeding function's edge drying storage equipment, including main body frame, feeding part, fixed peg installation part, reel supply part, winding drive part, drying part, storage part and control part, and main body frame includes base, drying seat, feed seat and storage axle seat, and feeding part includes screw rod stepper motor, electric telescopic link, electric clamping jaw and feed frame, and fixed peg installation part includes conveying mechanism and fixed peg transfer mechanism, and reel supply part includes axle body mechanism, storage axle mechanism and axle mechanism, and winding drive part includes push rod motor, movable carrier plate, electric chuck and servo motor, and drying part includes heating wire, circulating fan, exhaust fan, drying pipe, roll axle and gyro wheel. The utility model has orderly winding to edge, and the existence of crease is reduced greatly, and the same volume stores more edge, and the quality of edge is no longer affected by weather, environment, and keeps dry and clean for a long time.

The utility model discloses a kind of paint spraying equipment for ship parts, the utility model relates to paint spraying equipment technical field.It is including: liquid storage shell, the top of the liquid storage shell is fixedly connected with recovery assembly, the inner wall of the liquid storage shell is fixedly connected with spray assembly;The spray assembly includes stepper motor, the top of the stepper motor is fixedly connected with rotating shaft, the outer wall of the rotating shaft is fixedly connected with fixed rod, and the fixed rod is along the central axis of rotating shaft annular array arrangement, the top of the fixed rod is rotatably connected with rotating rod, this paint spraying equipment is by setting spray assembly, fixed rod makes circular motion with rotating shaft, and the paint spraying angle of spray head can be adjusted by rotating rod, limit disc, plug post and top spring etc. Component, so that spray head can realize all-around paint spraying to ship parts, and this paint spraying equipment reaches the purpose of paint spraying equipment for ship parts.

This invention provides an automated filling device integrating extinguishing agent and high-pressure gas filling functions, relating to the field of fire extinguishing device manufacturing, and particularly to a filling device and method for extinguishing agents and high-pressure gas. The device includes a ball screw stepper motor, a liquid collection chamber, a four-way valve, an operating lever, one-way valve 1, one-way valve 2, and one-way valve 3. The filling device uses a ball screw stepper motor to drive a liquid-pushing piston, controlling the filling amount of extinguishing agent by precisely controlling the piston stroke. The "operating lever + piston groove" design of the filling device integrates the pre-installation, positioning, and final tightening of the seals within the device. The filling device integrates the three key steps of extinguishing agent filling, high-pressure gas pressurization, and bottle mouth seal installation into one device, and achieves function switching through a core component, the four-way valve.