1451 results about "Rotation control" patented technology

A canteen is composed of a main body, a cover, a control unit, a valve and an annular blocker. The cover is engaged with the main body, having a jointing tube protruding into the main body and two notches cut in the jointing tube. The control unit is fixed on the cover, having a jointing portion, two grooves formed in the jointing portion and reversely shaped to correspond to the notches of the cover, and a sucker bored with an outlet. The valve is installed in the control unit, having a bar to correspond to the outlet, and a guiding rod transversely extended out from its bottom to extend through the grooves and the notches of the cover. When rotating the control unit, the valve is moved up and down to be separated from or to clog the outlet, convenient for using and preventing the suction portion from contaminated.

The invention discloses a pipe fitting cutting device for liquid crystal display screen machining, and relates to the technical field of pipe fitting cutting, the pipe fitting cutting device comprises a rack, and further comprises a pipe fitting clamping and rotating mechanism, a rotating ring rotating control mechanism, a pipe fitting front-back driving mechanism and a pipe fitting opposite-direction cutting mechanism, and the pipe fitting clamping and rotating mechanism comprises two front-back corresponding supporting rings; the bottom of the supporting ring on the front side is installed on the upper side of the rear end of the rack, the two supporting rings are connected through a supporting ring distance adjusting telescopic rod piece, each supporting ring is provided with a ring center clamping execution assembly, and the ring center clamping execution assemblies are connected with ring center clamping transmission assemblies. The rotating ring rotation control mechanism is connected with the ring center clamping transmission assembly; when the pipe fitting cutting device for liquid crystal display screen machining works, the cutting depth is only the thickness of the pipe wall of the pipe fitting to be cut, abrasion of the circular cutter can be effectively reduced, the cutter is prevented from being clamped or even damaged, and meanwhile the cutting face of the pipe fitting is smooth.

The invention provides a long-span bridge rotation in-place control method based on a neural network and a computer system, and the method comprises the steps: carrying out the spatial-temporal feature decoupling through collecting a rotation motion data sequence generated in a long-span bridge rotation construction process, and obtaining a rotation posture evolution feature and an environment interference coupling feature; then calling a pre-trained swivel dynamics prediction network to carry out joint dynamics modeling on the two to generate a state prediction sequence of a swivel process, then carrying out deviation comparison on the state prediction sequence and a preset swivel target trajectory sequence, and generating a swivel deviation risk assessment matrix containing a position deviation value and an attitude deviation value; and finally, based on the rotation deviation risk assessment matrix, driving the rotation control parameter optimization network to carry out compensation calculation, generating a rotation in-place control instruction set containing a traction force adjustment coefficient and a rotation speed correction value, and transmitting the rotation in-place control instruction set to a rotation driving system. According to the invention, the accuracy and reliability of rotation in-place control of the large-span bridge can be improved.

The invention relates to the technical field of aluminum alloy door and window automatic welding, in particular to an aluminum alloy door and window automatic welding device and a method thereof.The device comprises a workbench and an aluminum alloy rod piece arranged at the top end of the workbench, and a control panel is arranged on one side of the workbench; a positioning and clamping mechanism used for positioning and clamping an aluminum alloy rod piece is arranged at the top end of the workbench, the inner wall of the bottom end of the lifting table is connected with a connecting rod fixedly connected with the middle of the welding fixing table through a bearing, and a steering mechanism used for rotation control is arranged in the lifting table. An auxiliary clamping mechanism for assisting welding is arranged at the top end of the lifting table, and a welding mechanism used for adjusting and welding is arranged at one end of the workbench. The device does not need to be operated by multiple persons, welding and chamfering work can be completed by only one person, the product quality and the production efficiency can be improved, the product yield is guaranteed, meanwhile, sharp corners can be prevented from scratching a user, and the use safety of the user is improved.

The invention provides equipment for extracting aluminum and calcium from solid waste and a method for recovering valuable components. The solid waste recovery device comprises a bottom plate, a pedestal, an extraction tank, a treatment tank and an extraction mechanism, the pedestal is installed on the upper surface of the bottom plate, the outer wall of the extraction tank is installed on the inner wall of the pedestal, a water tank is installed on the upper surface of the bottom plate and located on one side of the pedestal, and the treatment tank is fixedly arranged on the upper surface of the water tank; according to the scheme, through system integration of hydrothermal acid leaching, multi-stage solid-liquid separation and leachate refining technologies, deep extraction and efficient utilization of valuable elements such as fluorine, sodium and aluminum are achieved, the resource recovery rate is remarkably increased, the high-temperature energy consumption mode of traditional pyrogenic process treatment is broken through, the energy consumption is reduced, and the energy consumption is reduced. And the convex plate continuously rotates to control the guide wheel to enable the lifting rod to do reciprocating lifting motion in the extraction tank, so that the liquid level vortex phenomenon caused by traditional rotation can be eliminated, and the top liquid level of the extraction tank is more stable.

The invention discloses a pan-tilt camera and an anti-shake control method and device for the pan-tilt camera. The method comprises the following steps: acquiring first shake data acquired by a first inertial measurement unit arranged on a pan-tilt mechanism of the pan-tilt camera and second shake data acquired by a second inertial measurement unit arranged on a handle part of the pan-tilt camera; according to the first jitter data, the second jitter data, a first frequency response characteristic of the holder mechanism and a second frequency response characteristic of the optical anti-jitter camera module, generating a first anti-jitter compensation amount corresponding to the holder mechanism and a second anti-jitter compensation amount corresponding to the optical anti-jitter camera module; generating a rotation control parameter of each motor of the holder mechanism according to the first anti-shake compensation amount; generating a translation control parameter of each motor of the optical anti-shake camera module according to the second anti-shake compensation amount; and controlling each motor of the holder mechanism to execute rotation motion compensation according to the rotation control parameter, and controlling each motor of the optical anti-shake camera module to execute translation motion compensation according to the translation control parameter.

The invention discloses a humanoid robot teleoperation system and a control method thereof. The system comprises the steps that an exoskeleton unit collects joint angle information and arm length information of arms of an operator; the data glove collects finger joint angle information of an operator; the inertial measurement unit collects space attitude information of the head and the chest of an operator; the double-shaft control pedal is used for generating integral moving, lifting and rotating control signals of the humanoid robot on the basis of foot actions of an operator; and the central controller receives the arm joint angle information, the arm length information, the finger joint angle information, the head and chest space attitude information and moving, lifting and rotating control signals of the humanoid robot, obtains a whole-body cooperative motion control instruction of the humanoid robot through kinematics calculation, and sends the whole-body cooperative motion control instruction to a control end of the humanoid robot. The high-fidelity teleoperation of the whole-body motion of the humanoid robot is realized by fusing the collected whole-body motion data of the operator and combining the self-adaptive kinematics of the central controller for resolving.

The utility model discloses a continuous batching device for cement production, which comprises a conveying auger and a plurality of distributing tanks, the distributing tanks are all arranged above the conveying auger, the discharge ends of the distributing tanks are respectively connected with the conveying auger, the outlet end of the conveying auger is provided with a discharge chute, the lower end of the discharge chute extends into a mixing roller, and the lower end of the mixing roller is connected with the conveying auger. The utility model relates to the technical field of cement production, various ingredients are put into the mixing roller through the discharge chute, the driving control assembly is used for realizing rotation control on the mixing roller, various raw materials are thrown up by the lifting plate, and the mixing roller is arranged on the rack along the inclined direction and is connected with the rack through the rotary support member. Therefore, various raw materials are mixed in the material mixing roller, the rotating direction of the reverse material raising assembly is opposite to the rotating direction of the material mixing roller, the impact stirring effect on the various raw materials is further enhanced, and material mixing is more uniform.

The utility model discloses a stator punching sheet positioning disc which comprises a punching sheet tray, a positioning tray and a spiral disc which is rotatably installed on the inner side of the punching sheet tray, the inner side of the punching sheet tray is provided with a driving motor which is used for driving the spiral disc to rotate, and the upper side and the lower side of the spiral disc are respectively provided with a spiral edge strip and a transmission tooth edge. The positioning tray is slidably installed on the surface of the punching sheet tray, the bottom face of the positioning tray is fixedly connected with a sliding supporting block, the bottom face of the sliding supporting block is provided with a rack meshed with the spiral edge strip, and a supporting strip rail is fixedly installed on the surface of the punching sheet tray. According to the utility model, through the combination of the punching sheet tray, the positioning tray and the spiral disc structure, the driving motor is utilized to drive the spiral ridges and the transmission tooth ridges in the spiral disc, so that the precise rotation control of the stator punching sheet positioning disc is realized. In the rotating process of the positioning disc, the sliding supporting blocks slide in the radial direction under the guiding of the sliding grooves, accurate positioning and clamping of the stator punching sheet can be achieved, and the positioning accuracy and stability of the punching sheet are improved.

The invention provides a deepwater semi-submersible drilling platform pressure control drilling MPD control system which comprises a platform rotary table face. A platform wellhead flow divider, a marine riser expansion joint, a marine riser tension ring, a marine riser rotation control pup joint, an MPD hydraulic control pup joint, an MPD marine riser annulus sealing device, a marine riser four-way joint, a drilling marine riser, an underwater blowout preventer set and a seabed underwater wellhead are sequentially connected to the platform rotary table face from top to bottom. The MPD hydraulic control pup joint is connected with a rotary control pup joint power unit through an umbilical cable I, an umbilical cable roller frame I and a cable hose, and the rotary control pup joint power unit is connected with a deepwater MPD electro-hydraulic control system main control station; the MPD marine riser annulus sealing device is connected with the annulus sealing device and the buffer manifold hydraulic power unit through an umbilical cable II, an umbilical cable roller frame II and a cable hose and is connected with the deepwater MPD electro-hydraulic control system master control station; the throttling hydraulic power unit is connected with the deepwater MPD electro-hydraulic control system master control station. According to the system, pressure regulation and control, equipment management and operation safety guarantee in the deepwater pressure-controlled drilling well are realized.

The invention relates to the field of electric drive rotation control, in particular to an electric drive rotation system, a control method and engineering machinery. The electrically-driven rotary system comprises a frame; the rotary table is mounted on the frame through a rotary support, and the control cabin and the rotary table are connected and synchronously rotate; the rotary motor is used for driving the rotary table to rotate relative to the frame through the rotary speed reducer and the rotary support, and the rotary motor is in communication connection with the motor controller; an angle sensor configured to detect a rotation angle of the turntable relative to the frame; the vehicle-mounted controller is in communication connection with the motor controller, a rotary handle in the control room and the angle sensor; the equivalent rotating speed capable of representing user perception in the control room is obtained through the rotating angle, collected by the angle sensor, of the rotary table, and closed-loop control over the speed of the electric rotary system is achieved with the equivalent rotating speed, the request rotating speed of the rotary handle and the target rotating speed of the rotary motor as control parameters. And rotation shaking caused by a gear meshing clearance is reduced.

A microneedle patch base layer lamination and separation device and a control method therefor, a microneedle patch base layer lamination device and a control method therefor, and a microneedle patch demolding and separation device and a control method therefor are provided. The microneedle patch base layer lamination and separation device includes a rack, a movement control mechanism, a movable seat, and a lamination and separation apparatus. The lamination and separation apparatus is arranged on the movable seat, a carrier is supported on the rack, and the movement control mechanism may control the movable seat and / or the carrier to move in a vertical direction and a horizontal direction; the lamination and separation apparatus includes a rotation control mechanism, a rotary table, an elastic pressing head, and an elastic vacuum suction cup.

A patient litter basket spin control assembly includes a first gyroscope and a motion sensor for sensing an angular acceleration of a patient litter basket. The first gyroscope generates a counter torque to the litter basket to slow the angular acceleration of the litter basket to provide stabilization. The first gyroscope and a second gyroscope may be configured as a pair and located at opposite ends of the litter basket.

The invention relates to the technical field of positioning control, in particular to a PCB high-precision rotating positioning method based on a rotating arm and image recognition, which comprises the following steps of: establishing a rotating arm surrounding a board boundary to determine an arc direction, acquiring an image to extract a mark, monitoring the change of a rotating starting angle and correcting the deviation of a starting point; and adjusting the rotation path direction and keeping the image direction consistent, and finally outputting a printed circuit board rotation positioning scheme. According to the method, the rotation direction is determined based on an arc alignment mode, angle adjustment guidance is realized through matching of polar features and direction lines marked by images, initial direction deviation is judged and corrected in combination with angle consistency in the starting stage, and rotation control precision is improved through starting point deviation compensation. Image distribution continuity is introduced as direction reference in path adjustment, it is ensured that the motion trail is stable and consistent, target alignment is achieved through direction angle correction in the termination stage, and the accuracy and robustness of rotation positioning are enhanced.

The utility model provides an endoscope clamping type arc-shaped needle puncture device, which is characterized in that a clamping control piece controls a matching space of a locking piece to be tightened, so that the locking piece is fixedly connected with an arc-shaped suture needle; the rotating control piece controls the connecting piece to rotate relative to the mounting frame from the initial position, and the connecting piece drives the arc-shaped suture needle to rotate relative to the shell so that the arc-shaped suture needle can penetrate through the mucosal tissue of the human body. After the connecting piece moves to the final position, reverse operation is carried out to enable the connecting piece to return to the initial position, and the operation is repeated for multiple times so that the arc-shaped suture needle can repeatedly rotate by 360 degrees to suture the mucosal tissue of the human body; due to the fact that the locking piece can be fixed to any position of the arc-shaped suture needle, the arc-shaped suture needle can be driven to rotate by any angle, the precision requirement for matching between the locking piece and the arc-shaped suture needle is lowered, and when the arc-shaped suture needle punctures a hard human mucosa tissue and is blocked or the rotating stroke is not enough, the arc-shaped suture needle can be driven to rotate by any angle. The locking piece can timely adjust the fixed position point so as to provide enough puncture force and rotation stroke for the arc-shaped suture needle.

The utility model discloses a torque detection device for a trapezoid lead screw, which comprises a workbench, a torque measuring head and lead screw fixing assemblies, the torque measuring head is movably connected with the workbench, and the lead screw fixing assemblies are movably arranged at the two ends of the workbench and are matched with the ends of the lead screw; relates to the technical field of lead screw torque detection. The fixed screw cylinder is fixedly connected with the mounting frame, the control screw cylinder is in threaded connection with the fixed screw cylinder, one end of the fixed seat is fixedly provided with the threaded chuck, one end of the control screw cylinder is fixedly connected with the control ring, the control ring is movably connected with the threaded chuck, and the control screw cylinder is in threaded connection with the threaded chuck. Therefore, after the end head of the trapezoidal lead screw is inserted into the threaded clamping head, the control screw barrel can be rotated and is in threaded connection with the threaded clamping head, so that the opening size of the threaded clamping head is controlled, the threaded clamping head is matched with the size of the end head of the lead screw, the end head of the lead screw is clamped, and the clamping effect is good.

The invention belongs to the technical field of mechanical engineering and intelligent manufacturing, and discloses a high-precision gear hobbing quality online detection and control system and method. The system comprises a gear hobbing regulation and control module used for driving a hobbing cutter and a workpiece to perform repeated cutting; the multi-light-source visual acquisition module is used for adjusting the position of a multi-light-source visual acquisition probe and acquiring a multi-modal image in a precise gear machining process in real time; the image processing module is used for processing the multi-modal image to generate a multi-scale feature vector; the quality prediction module is used for processing the multi-scale feature vector to generate a geometric precision prediction value and a surface roughness prediction value; and the self-adaptive control module is used for dynamically adjusting the machining parameters of the hob motion control system and the workpiece rotation control system according to the geometric precision predicted value and the surface roughness predicted value, and triggering rejection processing when the geometric precision predicted value exceeds a preset tolerance range or the surface roughness predicted value exceeds a preset threshold value.

A tiller system for a marine drive having an electric motor is provided. The tiller system includes a tiller having a shift handle and a throttle grip configured to be rotated about a throttle axis to control a speed of the electric motor. The tiller system further includes a controller communicatively coupled to the throttle grip and the shift handle. The controller is configured to determine whether the tiller is in a separate handle mode or a throttle grip mode. Responsive to a determination that the tiller is in the throttle grip mode, the controller is configured to operate the electric motor such that a rotation of the throttle grip about the throttle axis controls a rotation direction of the electric motor.

The invention discloses a combinable multi-way valve adopting a double-valve-element structure, and relates to the technical field of new energy automobile heat pump heat management systems, the combinable multi-way valve comprises a valve body, a first valve element, a second valve element, a valve element driving unit and a plurality of water pipe connectors; according to the combinable multi-way valve adopting the double-valve-element structure, the two independent valve cavities are formed in the single valve body, and the first valve element and the second valve element which are controlled by the valve element driving unit through a synchronous and asynchronous gear system are arranged; through cooperation of a middle sealing ring used for isolating a valve cavity and a connector sealing ring used for guaranteeing external sealing, cooperative and non-cooperative accurate rotation control over the two cylindrical valve elements can be achieved through a single motor driving system, and therefore the purpose that the two cylindrical valve elements can be accurately rotated and controlled on the premise that reliable sealing and independent action of the valve elements are guaranteed is achieved. The complexity of a mechanical structure and an electric control system controlled by multiple channels is remarkably simplified, and a solid structural foundation is laid for further realizing multifunctional integration.

The invention relates to the technical field of numerical control machining and path planning, and discloses a sharp corner compensation method, device and equipment based on a vector path and a medium. The sharp corner compensation method comprises the steps that a vector graphic file is obtained, path data is extracted, and coordinate information of a straight line segment and a curve segment in the path is analyzed; judging sharp corners and generating a sharp corner set according to the line segment connection relation and the side length non-zero condition, calculating a supplementary angle of each sharp corner and determining a compensation parameter by combining the radius of the cutter, generating a compensation point coordinate set based on the compensation parameter, and adjusting the cutting path according to the compensation point coordinate set to generate a cutter path optimization instruction. According to the method, the geometric features of the vector path are automatically identified and the compensation point of the sharp corner area is calculated, so that accurate compensation and path optimization of the sharp corner in the two-dimensional cutting equipment without rotation control are realized, the cutting precision and the edge forming quality are effectively improved, the path offset and the corner error are reduced, and the product quality is improved. And the continuity of the cutting track and the stability of the machining effect are ensured.

The invention relates to the technical field of radial drilling machines, in particular to a radial drilling machine for machining an electric aluminum shell, which comprises a stand column part, a rocker arm part capable of rotating around the stand column part and moving up and down, and a spindle box capable of moving along the length direction of the rocker arm part, the feeding outer pipe is controlled to ascend and descend through the spindle box, and the rotating inner shaft is controlled to rotate through the spindle box while synchronously following the lifting movement of the feeding outer pipe. The machining efficiency of the electric power aluminum shell is greatly improved, the position of the drill bit part relative to the electric power aluminum shell is more stable through the arranged center inserting cylinder, and the problem that a radial drilling machine is poor in stability is solved.

The invention discloses an intelligent control spraying device driven by a gear connecting rod, and relates to the technical field of intelligent spray-washing, a driving rod is arranged between a spray-washing head and the surface of a cylinder to be spray-washed, the driving rod controls the inclination angle of the spray-washing head according to the distance between the spray-washing head and the surface of the cylinder, and a spray pressure control valve is arranged in the spray-washing head. The single crystal silicon column spraying device has the advantages that self-adaption resetting of the spraying device can be promoted through elastic force, additional manual adjustment is not needed, operation steps are reduced, meanwhile, when the spraying control rod is moved to the position making contact with a single crystal silicon column, the spraying device can be conveniently adjusted, and the spraying device is convenient to use and high in practicability. And the sealing ring on the other side can be sealed in a self-adaptive mode according to the rotating direction of the driving rod, so that the sealing ring can be sprayed to the outer wall of the monocrystalline silicon column more accurately during spraying, and the operation convenience and the self-adaption degree are improved.

A system includes a drill pipe and a rotating control device including a housing defining a bore through which the drill pipe extends during a managed pressure drilling operation, a sealing element disposed in the housing that is configured to seal against the drill pipe to block fluid flow through an annular space surrounding the drill pipe, a bearing assembly disposed in the housing that enables the sealing element to rotate relative to the housing, and means for detecting eccentricity or misalignment of the drill pipe within the rotating control device during the managed pressure drilling operation.

To enable an operator to easily confirm the operation of a working machine and a turning body in the automatic turning control of a working machine.SOLUTION: A system according to one aspect of the present disclosure is a system for controlling a work machine. The work machine includes a swing body and a work implement. The turning body is turnable. The work implement is operably attached to the revolving unit. The system comprises an input device and a controller. The input device is operable by an operator to acquire teaching of an operation of automatic turning control of the work machine. The controller executes the automatic turning control in a normal mode in which an operation of the work implement and a turning operation of the turning body are controlled such that the work implement moves based on the teaching. The controller is configured to execute the automatic turning control in a rehearsal mode in which an operation of the work implement and a turning operation of the turning body are controlled such that the work implement moves based on the teaching at a speed different from a speed in the normal mode.SELECTED DRAWING: Figure 8

The utility model relates to the technical field of pelletizers, in particular to an extrusion structure of a TPR (thermoplastic rubber) material pelletizer, which comprises a pelletizer body and a machine head arranged at the front end of the pelletizer body, the interior of the machine head is divided into a plurality of groups of sub-cavities through partition plates, and a plurality of groups of discharge pipes are distributed in the sub-cavities. The rotating control assembly can drive the rotating shaft to rotate, so that the rotating shaft drives the baffle to rotate, and in the process, when the through opening in the baffle rotates to be aligned with the corresponding sub-cavity, materials can enter the discharging pipe in the sub-cavity and are extruded to the outer side; the discharging pipes in other sub-cavities are blocked by the baffles, so that no material enters the discharging pipes, and the diameters of the discharging pipes in all the sub-cavities are different, so that the materials can be extruded out of the discharging pipes in the different sub-cavities by controlling the through holes in the baffles to be aligned to the different sub-cavities; and various materials with different particle sizes can be produced as required.

This application discloses a sprinkler irrigation device, including a water pump, a support frame, a first water pipe, a second water pipe, a connecting rod, a rocker arm assembly, and a dosing assembly. The support frame has a rotary control console with a drive groove. The first water pipe is connected to the water pump and the second water pipe. The second water pipe has a first gear and an atomizing needle. The rocker arm assembly is located at the sprinkler inlet on the second water pipe. The connecting rod is connected to both the rocker arm assembly and the drive groove. The dosing assembly includes a housing, a second gear, a threaded rod, a pressure plate, a one-way valve, a connecting pipe, and a contact piece. The housing slides on the support frame. The second gear meshes with the first gear. The threaded rod is connected to the second gear. The pressure plate is connected to the threaded rod. The one-way valve is connected to the housing. The connecting pipe is connected to both the one-way valve and the first water pipe. The contact piece is connected to both the pressure plate and the rotary control console. This device enables both sprinkler irrigation and pesticide application, improving its utilization rate.

The invention relates to the technical field of ferrous metallurgy casting, in particular to a drainage sand removing and recycling method and device. Comprising a mechanical arm, a lifting rotation controller, a controller arm, a sand suction cylinder, a sand conveying pipeline, a sand collecting tank and an injection pump. The lifting and rotating controller is fixedly mounted on the mechanical arm; the controller arm is connected with the lifting and rotating controller, and the lifting and rotating of the controller arm are controlled by the lifting and rotating controller; the sand suction cylinder is connected with the controller arm, the sand suction cylinder is of a U-shaped structure, and one end of the sand suction cylinder is a horn mouth used for sucking drainage sand; one end of the sand conveying pipeline is positioned above the tundish cover sprue gate, and the end part of the sand conveying pipeline is bent downwards to be connected with the other end of the sand suction cylinder; the other end of the sand conveying pipeline is connected with the sand collecting tank; the sand collecting tank is connected with an injection pump pipeline, and the injection pump provides suction power. The ladle filler sand, harmful gas in gaps of the ladle filler sand and a long nozzle and a small part of molten steel in contact with the ladle filler sand in a steel ladle can be discharged out of tundish molten steel and recycled.

The invention provides a textile fabric wear resistance testing device, and relates to the technical field of fabric testing. The support control mechanism is fixedly mounted on the surface of the bottom plate; the wear-resistant path control mechanism is mounted in the support control mechanism; the friction force sensing mechanism is connected with the wear-resistant path control mechanism; the textile cloth fixing assembly is installed in the supporting control mechanism. The rotation control assembly is installed in the supporting control mechanism. The device has two friction moving modes, and friction structures can be compared; during testing, the change of the friction force can be monitored in real time, and more detailed detection is carried out; a plurality of groups of friction plates are arranged and can be replaced according to different textile fabrics; the problems that fine changes of cloth in the friction process cannot be accurately observed in a traditional test, and the fine degree of the test is poor are solved; the friction contact object is single, and the test accuracy is influenced.

A robotic interventional device control system includes an interventional device comprising a longitudinal axis and configured to rotate about the longitudinal axis; a controller configured to control rotational movement of the interventional device about the longitudinal axis; at least one sensor configured to detect rotational movement of the interventional device about the longitudinal axis; and one or more hardware processors configured to receive motion data from the at least one sensor, the motion data indicative of whether the interventional device is rotating. The one or more hardware processors are further configured to generate a user interface comprising an instrument window having a representation of the interventional device and an interventional device marker associated with the representation of the interventional device. The interventional device marker includes a radial progress indicator configured to provide a visual indication of a degree of rotation relative of the interventional device about the longitudinal axis.

The invention relates to a flower basket rod rotating device which comprises a flower basket assembly, a control assembly and a rotating control assembly, the flower basket assembly comprises flower basket rods, a top plate, a bottom plate, a bearing frame, connecting plates and horns, the two connecting plates are arranged between the top plate and the bottom plate, the four flower basket rods are evenly arranged on the top plate, and the flower basket rods are rotationally connected with the top plate. A first bevel gear, a second bevel gear, a transmission shaft, a synchronous belt wheel and a synchronous belt in the rotation control assembly are matched to form a multi-directional linkage transmission structure, it is ensured that the four control columns synchronously drive the corresponding flower basket rods to rotate, the transmission error is effectively reduced, the rotation angles of the multiple flower basket rods are kept consistent, and the synchronous rotation precision of the flower basket rods is improved. And the workpiece positioning and operation precision is improved.