382 results about "Servomotor" patented technology

The invention discloses a dyeing machine cloth guide wheel set structure capable of preventing cloth winding, and relates to the technical field of dyeing machines. A support frame is fixedly mounted at the top of the dyeing machine through bolts; the use method of synchronous driving and preliminary guiding, air film resistance reduction and dynamic supporting, intelligent wrinkle detection and smoothing deviation correction and secondary smoothing and adhesion separation is adopted, the front guide roller, the adjusting guide roller and the rear guide roller are synchronously driven by a servo motor to convey cloth, and the cloth is conveyed by the front guide roller, the adjusting guide roller and the rear guide roller. According to the multi-dimensional cooperative anti-wrinkling and anti-winding system, the multi-dimensional cooperative anti-wrinkling and anti-winding effects are achieved through the cooperative effect of three core dimensions of tension control optimization, active path deviation correction and physical separation adhesion on the whole, and the anti-wrinkling and anti-winding effect is achieved through the multi-dimensional cooperative anti-wrinkling and anti-winding effect of the multi-dimensional cooperative anti-wrinkling and anti-winding system, so that the multi-dimensional cooperative anti-wrinkling and anti-winding effect is achieved. And the risks of wrinkle formation and subsequent winding of the cloth in the cloth guiding process are efficiently eliminated.

The atomization device of the plant protection unmanned aerial vehicle for citrus planting comprises a top mounting base and a connecting arm, two through holes are symmetrically formed in the lower portion of the top mounting base, a first fixing hole is formed in the top of the connecting arm, and a connecting rod slidably penetrates through the first fixing hole and the two through holes jointly; through cooperative use of the suction mechanism and the heat dissipation mechanism, rapid heat dissipation of the servo motor is achieved, sucked air enters the bottom shell through a one-way valve, the interior of the bottom shell is pressurized, centrifugal atomization of the atomization mechanism is matched, pressurized atomization and centrifugal atomization are achieved, the atomization effect is good, and the service life of the servo motor is prolonged. The water flow is preliminarily segmented by the first segmentation fin, the second segmentation is performed by the cutting column, and the third segmentation is performed by the second segmentation fin, so that the multi-stage segmentation of the water flow is realized, the atomization effect is further improved, and the coaxial opposite rotation of the first-stage atomization assembly and the second-stage atomization assembly can be realized by the single servo motor.

A sound-recognition-based method for monitoring an operating condition abnormity of an oil pump electric motor and outlet pipes thereof. Applying soundprint recognition technology to a speed-regulating hydraulic system of a hydropower station, and rational layout of on-site soundprint sensors realize real-time monitoring of operating conditions of an oil pump electric motor and outlet pipes thereof, thereby improving the intelligence level of device management, and achieving an industrial demonstration effect. By means of deep learning analysis of a soundprint fault sample library combined with multi-dimensional factors such as pressure, liquid level and temperature, a soundprint-recognition-based multi-dimensional-factor logical determination process for abnormal operating conditions of an oil pump electric motor and outlet pipes is designed, such that real-time monitoring and rapid locating of abnormal operating conditions such as base vibration, lubricating oil deficiency in an oil pump electric motor, pump body blade fracture, check valve malfunction, incomplete closure or internal leakage of a drain valve, frequent loading and unloading of an oil pump, and servomotor pipe pulsation are realized, so as to promptly use response measures such as automatic switching of main and standby oil pump electric motor units or automatic adjustment of unit load. Using soundprint sensors and soundprint recognition technology to monitor the state of on-site devices in real time eliminates uncertainties in manual inspection, and improves the fault diagnosis and analysis efficiency.

The invention relates to the technical field of water turbine generator set installation and maintenance, and discloses an intelligent water turbine runner test device and method, and the device comprises a hydraulic control unit which is used for providing and adjusting pressure oil for a constant-pressure cavity, an opening cavity and a closing cavity of a water turbine runner; and the main controller is used for receiving a user instruction, calling an automatic control logic according to a selected test item, driving the hydraulic control unit to execute a corresponding oil path action, and receiving and processing the cavity pressure of the runner hub, the servomotor stroke and the blade rotation angle parameter which are acquired in real time so as to automatically complete the runner test item specified by the national standard. The test process is automatically executed through the main controller, and frequent manual operation is replaced by simple clicking, so that the labor intensity of operators is greatly reduced.

The invention provides a servo motor and a semiconductor device. The servo motor includes a motor and an encoder. A shell of the motor is provided with a first vent hole. A stator of the motor is arranged in the shell. A rotating shaft of the motor is arranged in the shell and rotates under the electromagnetic action of the stator. The rotating shaft is partially hollow and is provided with a second vent hole for air to circulate in the first vent hole and the second vent hole. The encoder is arranged in the shell, detects rotation information of the motor and encodes the rotation information into a signal. And the accuracy and the service life of the encoder are maintained by the independent sealed space. In addition, the vent hole of the motor can be connected with a vacuumizing device to generate a negative pressure adsorption effect.

A ball launching net post system for ball courts integrates automated ball launching, environmental monitoring, net tension control, and weatherproofing within a pair of multifunctional net posts. Each net post houses a ball launcher comprising opposing wheels driven by servomotors to propel balls through apertures in the post. Controllers integrated into each net post monitor court humidity, wind, and weather conditions while enabling remote operation of the ball launchers via smartphone or smartwatch. A weatherproofing system enhances ventilation and prevents water intrusion, safeguarding internal components. The system includes a net tension mechanism and height sensor, connected to the controllers, to maintain net height automatically. Adjustable ball trajectories are achieved by varying launcher wheel speeds and housing tilt angles. The ball launching net post system maximizes court space, improves practice versatility, and increases equipment durability by transforming passive net posts into intelligent, active court infrastructure.

The utility model discloses a canvas is spun with cotton feed adjusting device, including frame, cotton feed board and cotton feed roller, one end of cotton feed board is fixed on the frame through the pin shaft, cotton feed board swings with the pin shaft as fulcrum, the frame is set up with the through slot, and the inside of through slot is provided with the connecting rod of through -going, and one end of connecting rod is hinged with cotton feed board through the hinge, the inner wall of through slot is seted up with the limiting slot. In the utility model, by adopting the mode of servo motor drive adjusting screw rod and moving, replace the manual rotation screw and adjust the interval of the holding area of cotton feed board and cotton feed roller, can greatly improve the adjustment accuracy, reduce the error, ensure that the holding area of cotton feed board and cotton feed roller is invariable between the holding area between cotton feed board and cotton feed roller under the long -time work, can stably transport the sliver to the capture range of the carding roller, improve the carding efficiency of carding roller.

The utility model relates to the technical field of injection molds, in particular to a four-part mold sole injection mold which comprises a four-part mold main body and a movable mold plate arranged on the four-part mold main body, a plurality of through holes are formed in the movable mold plate, and a material ejecting assembly comprises a servo motor fixedly installed on the side face of the movable mold plate. A lead screw is fixedly installed at the tail end of an output shaft of the servo motor, a fixing rod is fixedly installed on a shell of the servo motor, a guide rail is fixedly installed at the end of the fixing rod, the lead screw is in threaded connection with a threaded sleeve, the guide rail is sleeved with the threaded sleeve, the threaded sleeve is in sliding connection with the guide rail, and the threaded sleeve is in sliding connection with the through hole. A sliding groove is formed in the side face of the guide rail, an arc-shaped groove is formed in a sleeve body at the rear end of the threaded sleeve, a fastening screw is connected into the arc-shaped groove in a threaded mode, a limiting protruding column is fixedly installed at the end of the fastening screw, and the limiting protruding column is inserted into the sliding groove and connected with the sliding groove in a sliding mode. According to the utility model, the ejection demolding operation is convenient, and the occupied space is reduced.

The invention relates to a self-contained valve closure device comprising a case (1) that can be secured to the body of a valve and that immobilises a servomotor (4) that can be connected to the valve shaft (2) by means of a coupling element (5). The outside of the case (1) has a series of sensor plates (3) that detect the presence of liquid. The device also comprises a microprocessor (6) connected to the servomotor (4), such that the microprocessor (6) is configured to activate the servomotor (4) in the closure direction of the valve when a plate (3) detects liquid.

The utility model relates to the technical field of building paint production, and discloses a batching device for building paint production and processing, according to the scheme, the batching device comprises a bottom plate, the top side of the bottom plate is fixedly connected with a U-shaped frame, the inner walls of the left side and the right side of the U-shaped frame are movably connected with the same semicircular configuration box, and the left side of the U-shaped frame is fixedly connected with a motor; an output shaft of the motor is fixedly connected with a stirring rod, the semicircular configuration box is rotatably connected with the outer side of the stirring rod, the outer side of the semicircular configuration box is fixedly connected with a semi-gear ring, the top side of the bottom plate is slidably connected with a toothed plate, the toothed plate is in meshed connection with the semi-gear ring, and the rear side of the bottom plate is fixedly connected with a servo motor. By arranging the U-shaped frame, various raw materials of paint are poured into the semicircular configuration box, when the output shaft of the motor drives the stirring rod to rotate, the various raw materials of the paint can be effectively stirred and mixed, and compared with a suspended installation mode in a comparison file, the stability of batching can be effectively ensured, and application and popularization are facilitated.

A patient support apparatus having a central dual control system of casters with an actuating pedal. Two opposite casters are connected by a control shaft with hexagonal cross section. Both control shafts are mutually coupled via a connecting member to a linkage rod. A servomotor with a rack is coupled to the linkage rod. The servomotor is configured to change a position of the rack of the servomotor and thus change a position of the central dual control system of casters upon manual change of position of the actuating pedal and / or upon electrical activation of the servomotor to change a position of the actuating pedal to another position of the central dual control system of casters.

In the synchronization control method, time synchronization based on a reference time is performed; a processor that executes a first process in which a center time of an exposure period during which the camera is exposed is determined on the basis of the reference time, and an image of a subject is captured by exposure on the basis of the determined center time, and a second process in which the position of the servo motor at the center time is acquired on the basis of the reference time; detecting the subject from the frame on the basis of the position of the servo motor at the central time and the frame in which the subject is captured; and driving a servo motor based on the detected position of the subject.

A cognitive assessment and stimulation method and a robotic platform for hippotherapy that comprises a structure comprising at least a high torque servomotor, and an articulated mechanism that simulates the horse's head, at least two load cells placed on the articulated mechanism of the structure, for controlling direction and speed, at least one seat module, that comprises at least one inertial sensor of posture intended to be placed on the patient to determine his / her posture, and one or more load cells placed on the seat to determine the load distribution thereon; and at least two pressure sensors for speed control and that further comprises a temperature control module, which allows temperature control, a visual stimulation sub-module and / or an auditory stimulation sub-module, a crane type module coupled to a harness comprising some stirrups which allow the transfer of the patient and also providing control of weight on the platform and give security to the patient, avoiding the risk of falling.

The application discloses a casting equipment and process for producing a super-large screw-down nut blank for a metallurgical rolling mill, and relates to the technical field of nut blank casting. The equipment comprises a mold, a connecting pipe is installed on the inner wall of the left end of the mold, a central cavity is connected to the right end of the connecting pipe, a block one is installed on the outer wall of the central cavity, a protection frame is installed on the outer wall of the block one, a connecting rod one is installed on the outer wall of the protection frame, an installation column is connected to one end of the connecting rod one, a worm gear is sleeved on the outer wall of the installation column, and the worm gear is sleeved on the outer wall of a block two. The mold is arranged, the telescopic rod one is shortened to pull a group of protection frames to move backward, the micro servo motor one in another group of protection frames is started to drive the worm to rotate, the worm gear is driven to rotate, the block one penetrating through the outer wall of the worm gear is driven to rotate, the central cavity is driven to move through the block one and the block two, the position of the central cavity is fine-tuned according to the blank casting requirements and the change of the gravity center of the mold, the casting precision and the casting stability are improved, and the casting precision and the casting stability are improved.

The invention relates to the technical field of unmanned aerial vehicle logistics, and discloses an unmanned aerial vehicle distribution parking apron multidirectional material pouring device which comprises a parking apron body and a cabin door installed at the top of the parking apron body, logistics cabinet bodies are arranged on the two sides of the parking apron body, and a goods receiving unit is arranged in the parking apron body. A transfer unit is further arranged in the parking apron body, and the transfer unit comprises a movable frame, a lifting frame and a multi-stage telescopic plate frame; according to the parking apron multi-directional material pouring device for unmanned aerial vehicle distribution, the transfer frame and the suction cup mechanism are arranged in the movable frame and above the lifting frame, so that the transfer frame and the suction cup mechanism are arranged in the movable frame; and a driving unit composed of a servo motor, a rotating shaft, a synchronous wheel, a belt, a meshing gear and a rack is arranged, so that the device can bear and transfer a container from the bottom through a multi-stage telescopic plate frame and can grab the container from the top through a suction cup mechanism, and the number of goods transferred at a time is remarkably increased.

An adjusting element for an air guiding element of a motor vehicle, wherein the air guiding element (2) is adjustable in its position relative to the motor vehicle (3) between a first position and a second position, wherein, for adjustment purposes, the adjusting element (1) is operatively connected to a kinematic system of the air guiding element (2), and wherein the adjusting element (1) comprises a servomotor (4) and an adjusting shaft (5), which is operatively connected to the kinematic system, which are at least partially accommodated in a housing (6) of the adjusting element (1), and wherein a gear (9) is formed between the adjusting shaft (5) and the adjusting motor (4), wherein the gear (9) has at least one gear wheel (13; 15) which is rotatably mounted in the housing (6) by means of a bearing shell (16), characterized in that, in order to reduce play in the gear (9), the bearing shell (16) is accommodated in the housing (6) in an at least partially axially movable and at least partially preloaded manner,wherein the gear wheel (13) is slide-mounted, and wherein the bearing shell (16) comprises a first bearing shell element (17) and a second bearing shell element (18), wherein the gear wheel (13) is arranged between the first bearing shell element (17) and the second bearing shell element (18), wherein the first bearing shell element (17) or the second bearing shell element (18) is accommodated in the housing (6) so as to be axially movable, and a spring element in the form of a compression spring is designed for prestressing, which spring element is designed to exert an axial force (19) on the first bearing shell element (17) and presses the first bearing shell element (17) against the first gear wheel (13), and wherein the gear (9) is a two-stage gear, and wherein a secure positioning of the air guiding element (2) is supported by an efficiency-optimized gear (9), which is characterized in particular by an increase in the frictional resistance of at least one of the two gear stages (10, 11). becomes.,

The present invention relates to the technical field of grinding devices, and specifically to a grinding device for grinding the edges and corners of mechanical parts, comprising a mounting frame, a receiving groove provided in the center of the bottom of the mounting frame, and a mounting groove provided on one side above the mounting frame; and further comprising: an adjustable bending grinding component, movably arranged in the receiving groove; the adjustable bending grinding component is driven by a servo motor to rotate under the drive of a connecting shaft, so that the mechanical parts attached to the adjustable bending grinding component can be ground, and the air pressure generated by the air pump is transmitted to the adjustable bending grinding component through an air pipe, so that the bending amplitude of the adjustable bending grinding component can be effectively adjusted. By changing different bending amplitudes, the edges and corners of different mechanical parts can be ground, and at the same time, the grinding efficiency of the edges and corners and the entire surface of the mechanical parts can be improved through linear grinding, thereby improving the flexibility of part grinding.

The invention provides a boiler tail flue gas waste heat recovery equipment front bottom accumulated dust cleaning device which comprises a dust collecting assembly and a dust collecting assembly, the dust collecting assembly comprises a dust collecting box, a dust collecting bin and a negative pressure bin are arranged in the dust collecting box, an air inlet and an air outlet are formed in the side wall of the dust collecting box, a filtering piece is arranged between the dust collecting bin and the negative pressure bin, and a negative pressure fan is arranged in the negative pressure bin; the sweeping assembly comprises a dust collection hose, a hard pipe, a handheld pipe, an equipment bin, a dust collection cover, a servo motor and a brush head, the output end of the hard pipe is communicated with the air inlet through the dust collection hose, the handheld pipe is connected to the hard pipe through a connecting piece, the equipment bin is arranged at the end of the handheld pipe, the dust collection cover is arranged in the equipment bin, and the servo motor is arranged in the equipment bin; the brush head is arranged in the dust collection cover and connected with the servo motor, and the input end of the hard pipe is communicated with an inner cavity of the dust collection cover. The device can remarkably reduce the labor intensity of manual cleaning, solves the problem that dead corners are difficult to touch in a traditional mode, and improves the thoroughness of cleaning and the working efficiency.

The utility model relates to the technical field of liquid crystal panels, in particular to an automatic glass residual material removing device which comprises a device base, a residual material removing mechanism and a glass placing platform are installed on the device base, the glass placing platform can move on a horizontal sliding rail on the device base, and a locking mechanism locked with the horizontal sliding rail is further arranged on the glass placing platform. The residual material removing mechanism is mounted in the center of the device base, and a channel for the glass placing platform to pass through is formed in the bottom; the residual material removing mechanism comprises a first servo motor, a support used for installing a pressing rod and the pressing rod, the first servo motor can drive the support to ascend and descend, the pressing rod comprises an air cylinder and a pressing block installed at the output end of the air cylinder, and the face, acting on the glass residual materials, of the pressing rod is an inclined face. According to the application, the removal requirements of glass residues with different stresses can be met, and the fragment rate and the terminal scratching condition are effectively reduced.

The information processing device acquires learning data, which includes: structural information related to the structure of the system, required performance information related to the action of the object device, setting information related to the setting of the evaluation function, calculation method selection information regarding the selection of a parameter calculation method from multiple parameter calculation methods, and evaluation information related to the evaluation results of the servo motor's driving performance on the object device. By using machine learning with multiple learning data, an estimation model is generated that estimates at least one of the optimal setting of the evaluation function and the optimal selection of the parameter calculation method based on the structural information and required performance information.

The application provides a kind of water quality detection device with display function of suspension, belong to water quality detection technical field;Including spherical shell, the middle position of the inside of spherical shell is fixed with baffle, baffle separates and forms cavity one and cavity two in spherical shell inside portion.This application is through the setting of spherical shell, inner sphere, water quality detection sensor, spherical shell floats on water surface, starts water pump and draws water to cavity two, water quality detection sensor in cavity two detects the water sample flowing into cavity two, and with the increase of water quantity in cavity two, spherical shell sinks due to water weight, cavity two water sample detection is completed, servo motor of turnover mechanism drives inner sphere rotation, makes water supply hole turn to cavity one, water pump fills water for cavity one, water quality detection sensor detects again, so as to realize the detection of water quality at different depths in river, and after detection is completed, drainage pump empties the water of cavity one and cavity two, spherical shell floats back to water surface, and can float with water flow, and the detection range is wider and more flexible.

The utility model relates to the technical field of moisture monitors, in particular to a cleaning mechanism of a moisture monitor, which comprises a moisture sensor, the outer wall of the moisture sensor is provided with a first flange, and the bottom of the moisture sensor is fixedly connected with radiating fins and a protective cylinder; one end of the protective cover is fixedly connected with a positioning plate, the positioning plate is fixedly connected above the moisture sensor through a sunk screw, the outer wall of the positioning plate is fixedly connected with a positioning screw cylinder, and the other end of the positioning screw cylinder is fixedly connected with a second flange on the outer wall of a servo motor; the output end of the servo motor is fixedly connected with a cleaning rod. According to the utility model, through the arrangement of the servo motor and the cleaning rod, the monitoring end of the moisture sensor can be cleaned, so that material adhesion at the monitoring end of the moisture sensor is avoided, the projectability of the moisture sensor is ensured, the convenience of subsequent use of the moisture sensor is improved, and material residue and accumulation at the monitoring end of the moisture sensor are effectively avoided.

The invention relates to a flat-die thread rolling machine (1) comprising a stationary first tool part (2) and a second tool part (3) that is movable in an oscillatory manner relative to the first tool part. The two tool parts (2, 3) have a profile that can be rolled into a workpiece (4) arranged between the tool parts (2, 3). The second tool part (3) is connected to a drive (5) that can cause the oscillatory movement of the second tool part (3). In order to provide such a flat-die thread rolling machine that makes it possible to provide workpieces with a profile, and in particular with a thread, in a more flexible manner, the invention provides that the drive (5) comprises a servomotor (6) that is controlled by a machine control system (7). Furthermore, the invention relates to a method for operating such a flat-die thread rolling machine.

The utility model discloses a monitoring device for forklift high-precision operation, which comprises a fixed bottom plate, a first adjusting support, a second adjusting support and a third adjusting support are respectively arranged above the fixed bottom plate, and the first adjusting support, the second adjusting support and the third adjusting support are movably connected through adjusting shaft assemblies. The adjusting shaft assemblies are driven and controlled by servo motors, a monitoring machine box is movably arranged at the front end of the third adjusting support, and a camera probe is installed on the surface of the front end of the monitoring machine box. According to the utility model, the plurality of adjusting support devices are installed, the connecting part of each adjusting support is independently provided with an adjusting shaft structure, multi-angle and all-directional control and adjustment of the camera probe are facilitated, and each adjusting shaft is driven and controlled by an independent servo motor, so that the monitoring range and the flexibility of the monitoring device can be improved, and the monitoring efficiency is improved. The whole device is convenient to adjust and control, and can be quickly installed and fixed outside the forklift for monitoring.

A voltage applied to electrical wires is suppressed by a simple configuration.A voltage control device (2) is characterized in that it comprises a sliding section (12) designed to hold an electrical wire end region (W18) that can be pulled out and to move in a straight line; and a control section (27) designed to control an amount of extension of electrical wire due to a movement of the sliding section (12), receiving a drive force (F11) of a servomotor (32) as a signal indicating a voltage in the electrical wire (W18), a balancing force (F12) as a signal to compare the signal with a predetermined reference value when the sliding section (12) stops, and causing the sliding section (12) to move in response to a comparison result between the signal indicated above and the reference value when this signal temporarily increases.

The utility model discloses a puller clamping and extruding mechanism which comprises a workbench, a positioning block is installed on the inner side of a pressing cavity in a sliding mode, a threaded sleeve is connected to the outer side of a threaded rod in a screwed mode, a lead screw is installed on the inner side of the upper end of a portal frame, and pressing blocks are installed at the bottom end of the lead screw and the bottom end of a sliding rod. A to-be-debugged pull head is arranged on the inner side of the pressing cavity, the to-be-debugged pull head is placed in from an upper opening of the pressing cavity, after the to-be-debugged pull head falls to the bottom, a positioning block is pushed to be clamped with the to-be-debugged pull head, a second servo motor is started to enable a second worm to drive a second worm wheel to rotate, and the second worm wheel enables a lead screw sleeve to drive a lead screw to ascend and descend. And a first servo motor is started to enable a first worm to drive a first worm gear to drive a threaded rod to drive a threaded sleeve to move, so that a pressing cavity moves to be separated from the workbench, the puller is separated from the pressing cavity, and discharging is facilitated.

The invention discloses a high-speed ring shear test device and a use method thereof, and belongs to the technical field of high-speed ring shear tests. According to the high-speed ring shear test device provided by the invention, a composite structure system with high-speed rotation driving and controllable axial loading is constructed, so that high-speed dynamic simulation of mechanical behaviors of a soil sample is realized. According to the upper rotation driving system, a first servo motor is matched with a low-friction bearing to drive an upper shearing cover plate, the stability of high-speed rotation around a shaft is guaranteed by reducing mechanical transmission resistance, and therefore the speed limit of a traditional ring shearing device is broken through; the shearing execution cavity and the inner ring of the shearing cavity form a stepped shearing cavity through an annular groove with increasing diameter at the bottom of the upper shearing cover plate, so that effective constraint of a soil sample in the high-speed shearing process is ensured, and the shearing area is maintained to be constant through an annular cavity structure. The lower axial loading system is linked with the lower shearing device through a shearing box supporting disc, so that the axial stress loading condition can be accurately controlled, and the stress states of different depths in the actual landslide can be simulated.

The invention relates to a storage compartment (2), preferably for an aircraft (1), having: a storage space (3), a storage space flap (9), a flap drive (14), in particular a servomotor, by way of which the storage space flap (9) can be transferred between a closed position, closing a loading opening (8) of the storage space (3), and an open position, releasing the loading opening (8), a gear mechanism (24) with a drive element, in particular with a drive gearwheel (25), which is connected to the flap drive, and with an output element, in particular with an output gearwheel (26), which is connected to the storage space flap (9), wherein the gear mechanism (24) has a blocking means (29), wherein, in the closed position of the flap, the blocking means (29) blocks the rotation of the storage space flap (9) in the direction of the open position, and / or wherein, in the open position of the storage space flap (9), the blocking means (29) blocks the rotation of the storage space flap (9) in the direction of the closed position.

The utility model discloses a servomotor redundancy control device, and belongs to the field of oil cylinder control. Comprising an electrical control system and a mechanical control system, one end of the electrical control system is connected with a first clutch, one end of the mechanical control system is connected with a second clutch, and the other end of the electrical control system is connected with a second switching valve after being connected with the other end of the mechanical control system in parallel; the third switching valve is connected with the first clutch and the second clutch, the first clutch and the second clutch are connected with the digital hydraulic cylinder, and the electrical control system, the mechanical control system, the second control valve and the third control valve are electrically connected with the PLC. According to the utility model, two completely different control sources are used for controlling the servomotor, and the clutch is used as a separation device of the two control sources to ensure the mutual independence of the two control sources, so that the two sets of control sources are mutually standby.

A passive lung simulator device is provided. It includes a casing or box that includes a first lung simulator balloon; an air collector coupled to one end of the first balloon; a first set of servo valves, arranged in series, connected to the air collector via air flow conduits; and a connection element for a mechanical ventilator. The servo valves are configured to independently recirculate the air flow passing through them to the air collector, expanding the balloon. It also includes a first set of cams to be actuated by a servomotor to modify the compliance or capacity of the balloon simulator through the rotation of the first set of cams; and a communications module connected to the first set of servo valves and the first set of cams, with wireless connection to a remote computing device to receive instructions to simulate different pulmonary pathologies.