35 results about "Computer drive" patented technology

The invention discloses an industrial solid waste digital processing device, and relates to the technical field of solid waste processing, the industrial solid waste digital processing device comprises a transmission part, a grabbing part, a digital identification system and a collection box, the digital identification system collects waste information on the transmission part and transmits the waste information to a control host, and the control host drives the grabbing part to grab waste; all to-be-grabbed waste is located in the fixed middle area of the conveying belt, the annular mounting support only needs to rotate according to the preset fixed angle, replacement and accurate alignment of the grabbing head can be completed, frequent adjustment of the rotating stroke due to waste position deviation is not needed, control logic is greatly simplified, the grabbing efficiency is improved, and the labor intensity of workers is reduced. And frequent speed change and direction change loss of the grabbing part is reduced, and the probability of grabbing missing and grabbing deviation is reduced.

The utility model relates to the field of water purifier, concretely is a rotatable water purifier. One kind of rotatable water purifier, including host computer, the host computer is equipped with water outlet and water inlet, wherein still including with the rotating seat of host computer fixed connection, be used for installing the fixed seat of rotating seat, and with water inlet fixed connection's water inlet pipe, the rotating seat is connected with fixed seat through rotation, to make the host computer drive water outlet and water inlet pipe relative fixed seat horizontal rotation. The utility model discloses through setting up with the rotating seat of host computer fixed connection and be used for installing the fixed seat of rotating seat, and water inlet pipe is fixedly connected with water inlet, makes the host computer drive water outlet, water inlet and water inlet pipe rotate together when rotating, thereby avoided the relative rotation between water inlet and water inlet pipe, effectively solved the sealing structure abrasion problem caused by water inlet and water inlet pipe long-term relative rotation in prior art, thereby reduced the risk of leakage.

The utility model discloses a handheld electric impact threading machine which comprises a main machine and a working head. A driver is arranged in the main machine and used for driving the main machine working end of the main machine to rotate. The input end of the working head is connected with the host working end, and the host working end rotates to drive the working head to rotate synchronously; a mounting cylinder is arranged on the working head, a circular die is detachably mounted in the mounting cylinder, the working head drives the circular die to rotate synchronously when rotating, and the rotating axis of the circular die, the rotating axis of the working head and the rotating axis of the working end of the main machine coincide. A driver in the main machine drives the circular die to rotate through the working head, so that the circular die solves the problems of machining of round steel outer cylinder threads and repairing of damaged geometrical shapes of outer thread surfaces. The handheld electric impact threading machine is small in occupied space in use, can be suitable for most scenes, and can reduce the labor intensity of work and improve the working efficiency.

This invention discloses an automatic testing system for emergency evacuation indicator lights, relating to the field of lighting production testing technology. The system includes a lighting testing module, a host computer, a slave computer, and a production tracking module. When testing begins, the host computer controls the image acquisition module to acquire images of the emergency evacuation indicator lights illuminated in a dark environment in real time and transmits the acquired images to the image analysis module for image processing. The system calculates the surface brightness value of the indicator lights based on the grayscale images. For defective products, the host computer drives the slave computer to adjust the parameters of the defective lights and then re-acquires images to obtain the surface brightness value until the surface brightness of the lights is acceptable, thus achieving automated testing of the emergency evacuation indicator lights. The production tracking module analyzes the production deviation of the production equipment based on the occurrence of defective signals, promptly reminding staff to inspect and calibrate the production equipment to avoid the production of defective products, thereby improving lighting production efficiency.

The invention relates to a radar module test system and method, electronic equipment and a storage medium. The radar module test system comprises an upper computer and a first driving device. And a second driving device. A corner reflector and a radar module; the first driving device communicates with the upper computer, the second driving device communicates with the upper computer, and the first driving device is located on one side of the second driving device; the corner reflector is arranged on the first driving device; the radar module is arranged on the second driving device and communicates with the upper computer; the upper computer drives the corner reflector to move by controlling the first driving device, and the upper computer drives the radar module to move by operating the second driving device, so that an angle and a distance exist between the corner reflector and the radar module, and the test is completed. According to the scheme provided by the invention, the radar module can be automatically and intelligently tested, so that the efficiency is improved.

The utility model discloses a cut-off machine for an automobile door panel, and belongs to the technical field of cutting equipment. A cut-off machine for an automobile door panel comprises a main machine, a fixed cutter and a movable cutter, a handle is installed at the end, away from the fixed cutter, of the main machine, a side plate is installed on the vertical side wall of the main machine, a side handle is installed in the middle of the side plate, the side handle is perpendicular to the handle, the fixed cutter comprises a cutter body, and a middle shaft is installed in the middle of the cutter body in a penetrating mode. The main machine drives the movable cutter to rotate around the center axis of the fixed cutter, and the cutter body extends into the main machine to form a supporting lug. By optimizing the overall structure, the meshing position of the fixed cutter and the movable cutter is aligned to a door plate needing to be sheared, the fixed cutter and the movable cutter do not generate chippings, the door plate does not have a large amount of chippings to fall off, the door plate is cleaner and safer, the side handle is installed in the middle of the side plate, the side handle is designed to be perpendicular to the grip, and the side handle can stabilize the tool to bear the main weight; the shearing direction can be more conveniently controlled through the grip, and use is more stable and rapid.

The utility model discloses a multifunctional chopper, including cup body, cup lid, host and blade subassembly, wherein the blade subassembly is provided in the cup body, the cup lid is provided in the top of the cup body, the host is provided on the cup lid, the drive end of host is connected with the blade subassembly, and the drive end of the host is connected with the blade subassembly. The main machine drives the blade assembly to rotate so as to cut up food materials, the cup cover is provided with a plurality of speed reduction protrusions protruding from the top face of the cup cover to the bottom face of the cup cover, the speed reduction protrusions are distributed at intervals in the circumferential direction, and the food material cutting effect is relatively ideal.

An end to end process is disclosed that includes an installation of a prosthetic component, a prosthetic joint, or repair a musculoskeletal system. The pathway of care comprises a pre-operative pathway of care, an intra-operative pathway of care, and a post-operative pathway of care. An application downloaded to a computer drives the process. The application can include integrated PROMS, pain scores, patient Q&A, surveys, a calendar of events (such as physical therapy visits), and contact to surgeon, doctor, or healthcare provider. The pathway of care is an end to end process utilizing wearable devices, implantable devices, sensorized equipment, and sensorized tools to generate measurement data that supports a pre-operative plan, surgery, and post-operative rehabilitation. The application couples to the devices disclosed herein above to engage the patient one or more tasks such that sensors on the devices generate measurement data. The process provides better patient care while allowing the surgeon, doctor, or healthcare provider to handle more patients.

The utility model relates to a portable food processing machine which comprises a cup body which comprises a cup cavity and a cutter set arranged at the bottom of the cup cavity. The main machine is detachably connected to the bottom of the cup body; the cup cover is detachably connected with the cup body; when the main machine is connected with the cup body, the main machine drives the cutter set to rotate. When the main machine is separated from the cup body, the cup cavity is used for containing the main machine, and the cup cover is connected with the cup body so that the main machine can be limited in the cup cavity. When the portable food processor provided by the utility model is used, the main machine is arranged at the bottom of the cup body, so that the main machine drives the knife group to rotate. When the cup is not used, the main machine can be arranged in the cup cavity and limited in the cup cavity through the cup cover, so that the storage effect is achieved, the occupied volume can be reduced, and the cup is convenient to carry.

A computer driven system is proposed to allow for embedding of unique identification devices physically embedded in canvas, creating artwork on the canvas, scanning the original artwork, and then sending the scanned images to a master controller for purposes of registering the artwork. Rather than sending scanned images to a master controller remotely, a public website can be established to receive the scanned images.

The utility model discloses a walking device for a photography tripod. The walking device comprises a walking rack, a walking main wheel, a walking driving motor, a steering control unit, an arm frame, a rechargeable battery, a foot stool clamp and a control mainboard, the walking main wheel is connected to the lower portion of the walking rack through a shaft; the steering control unit and the control mainboard are arranged in the walking rack; the number of the arm supports is two, and the two arm supports are the same in structure. One ends of the two arm frames are coupled with the walking rack; walking auxiliary wheels are arranged at the other ends of the two arm frames; rod bodies of the two arm supports are sleeved with sliding sleeves; foot stool clamps are arranged on the sliding sleeve and the walking rack; three supporting legs of the tripod are respectively sleeved in the main tripod clamp and the auxiliary tripod clamp; the driving motor and the steering control unit drive the walking main wheels to advance; the photographing tripod is fixed on the walking device; a remote terminal of a mobile phone or a computer drives and controls the walking device to walk.

The utility model discloses a main-auxiliary double-camera visual guidance structure for robot machining, and relates to the technical field of robot visual guidance machining. An end effector is mounted at the tail end of a mechanical arm of a robot; comprising a camera support, an eye outside-hand depth camera, an eye on-hand depth camera, a control cabinet electrically connected with the robot and an industrial personal computer electrically connected with the eye outside-hand depth camera, the eye on-hand depth camera and the control cabinet. The eye outside-hand depth camera obtains coordinate information of a to-be-machined position of the roughly-positioned to-be-machined workpiece and sends the coordinate information to the industrial personal computer; the industrial personal computer controls the eye depth camera to move on the hand through the control cabinet so that the second view area can correspond to the to-be-machined position. The eye-on-hand depth camera obtains coordinate information of a to-be-machined position of the precisely-positioned to-be-machined workpiece and sends the coordinate information to the industrial personal computer; and the industrial personal computer drives and guides the end effector through the control cabinet to perform finish machining on the to-be-machined position of the to-be-machined workpiece. According to the utility model, robot visual guidance processing with coarse positioning and fine positioning can be realized.

A vehicle control method and apparatus, and a steering actuation apparatus and a readable storage medium, which relate to the technical field of intelligent driving. The vehicle control method comprises: parsing a manual intervention steering adjustment instruction to obtain a manual intervention adjustment angle, and parsing a vehicle computer steering adjustment instruction to obtain a vehicle computer adjustment angle; calculating a target angle difference between the manual intervention adjustment angle and the vehicle computer adjustment angle; on the basis of a target angle fusion ratio corresponding to the target angle difference, performing a fusion operation on the manual intervention adjustment angle and the vehicle computer adjustment angle, so as to determine a target adjustment angle; and on the basis of the target adjustment angle, controlling a wheel rack structure. An adjustment angle of a vehicle computer driving control apparatus is fused with an adjustment angle input by a driver, such that the effect of responding to the intervention of the driver is achieved, thereby improving the driving safety of a vehicle.

The utility model provides a polishing and waxing device for machining quartz stone devices, which relates to the field of material surface polishing and comprises a main machine and a machine head connected with the machine head and driven by the main machine, the machine head acts on a grinding head, an auxiliary handle is arranged at the lateral position of the machine head and comprises a grip, an insertion block and a handle head, and the included angle between the grip and the insertion block can be adjusted. The locking can be realized after the adjustment; the handle head is provided with a cross-shaped groove and a spring, the spring pulls the insertion block in the handle head to enter the cross-shaped groove, when the insertion block is pulled out of the cross-shaped groove, the insertion block rotates by 90 degrees to enter the cross-shaped groove again, and the rotation faces of the grip and the insertion block are adjusted, so that the grip and the insertion block rotate on the horizontal plane or the vertical plane. And the grip does not form an interference item for interfering the polishing operation of the grinding head any more, and the grip can also rotate to the lateral position of the main machine, so that the storage is convenient.

The application relates to an optical pumping atomic magnetic resonance experiment system and method, the experiment system comprising an experiment device, a controller and a computer; the controller is electrically connected with a shaping collimating light source, a photoelectric detector, a heater, a temperature measuring sensor and multiple groups of magnetic coils of the experiment device respectively, and the controller is also electrically connected with the computer; the computer drives the operation of the shaping collimating light source, the heater and the magnetic coils through the controller, and collects experiment data of the photoelectric detector; the experiment device can carry out atomic magnetometer experiment and nuclear magnetic resonance gyro experiment through the shaping collimating light source, the photoelectric detector, a reflecting lens, a lambda / 2 wave plate, a linear polarizer, a lambda / 4 wave plate and an atomic gas chamber magnetic temperature box. The scheme provided by the application can carry out atomic magnetometer experiment and nuclear magnetic resonance gyro experiment, and has the advantages of stable performance, convenient operation, high resource utilization and the like.

The application discloses a kind of tube plate laser cutting equipment and its using method, it is related to laser cutting machine technical field, in tube plate laser cutting equipment, pipe material warehouse, machine tool and plate material warehouse are sequentially arranged along X axis direction, pipe material warehouse is equipped with pipe material feeding mechanism, plate material warehouse is equipped with plate material feeding mechanism, machine tool moves along X axis direction by X axis mechanism;The lower portion of portal frame is also equipped with pipe material lifting mechanism, and the pipe material feeding mechanism is movably connected with the portal frame along the Y axis direction;Pipe material feeding mechanism, plate material feeding mechanism, X axis mechanism, pipe material lifting mechanism, pipe material feeding mechanism, Y axis mechanism, Z axis mechanism and laser cutting mechanism are electrically connected with host computer;The method is: after host computer receives the feeding command of pipe material or plate material, host computer drives machine tool to move to plate material or pipe material feeding station, and the pipe material or plate material feeding mechanism is fed to machine tool.The application can improve the degree of automation of pipe material and plate material feeding, and is beneficial to improve feeding efficiency.

A autonomous driving vehicle and system. Vehicle sensors, including cameras and microphones, detecting conditions around the vehicle and producing signals indicative of the conditions around the vehicle that are detected that represent the way that liquid in the environment is reacting to the vehicle. A computer drives the vehicle. The computer receives information from the sensors about a current way in which liquid in the environment interacts with parts of the vehicle, under current roadway conditions and compares that to information in a database to determine a dangerous roadway condition.

An adjustable multi-aperture laser communication receiving system belongs to the technical field of visible light communication, aims to solve the problems in the prior art, and comprises a plurality of receiving telescopes in a receiving telescope array, the receiving telescopes are correspondingly arranged on a plurality of motors respectively, and the motors are connected to a connecting rod. The plurality of narrow-band optical filters are correspondingly arranged at the emergent ends of the plurality of receiving telescopes respectively, and the target surfaces of the plurality of photoelectric detectors are located at the focal plane positions of the plurality of receiving telescopes respectively; the plurality of photoelectric detectors are connected with the merging circuit module, the merging circuit module is connected with the digital-to-analog conversion module, the digital-to-analog conversion module is connected with the demodulation module, and the demodulation module is connected with the main control computer; the main control computer is respectively connected with the controller and the radar, and the controller is connected with the plurality of motors; the main control computer drives the multiple motors through the controller to change the relative positions, the pitch angles and the left-right angles of the receiving telescopes and the connecting rods. During cross-air-sea interface laser communication, the communication performance of the receiving system is improved.

The utility model relates to an automatic detection system for a driver, which comprises a machine tool, an MES system, an industrial personal computer electrically connected with the MES system, a code reader, a visual detection device and a display part, a driver carrier is arranged on the machine tool, the industrial personal computer can be connected with the driver, and cameras of the code reader and the visual detection device are arranged corresponding to the driver carrier. A to-be-detected driver is placed on the driver carrier, after the driver is connected with a power source and the industrial personal computer, the code reader can be controlled to read a two-dimensional code on the driver and upload the two-dimensional code to the MES system, the MES system sends an instruction to the industrial personal computer and the visual detection device after receiving the two-dimensional code, the industrial personal computer drives the driver to operate, the visual detection device recognizes the operating driver, and the driver is controlled to be detected. Whether the detection result is qualified or not is automatically judged, the detection result is output to the display part to be displayed, the detection result is fed back to the MES system to be stored, automatic detection of the driver is achieved, labor intensity and manual errors are reduced, and the detection efficiency and accuracy of the driver are improved.

The application provides an ultrasonic phased array full-focus mechanical arm scanning method for seamless rail weld defects, and relates to the field of weld detection, and comprises the following steps: S1, the flaw detection vehicle travels on the rail route, and a laser scanner synchronously scans the rail, and the flaw detection vehicle stops when the rail weld reinforcement is collected; S2, an upper computer corrects a preset scanning path point set by using an automatic guiding positioning algorithm to obtain a new scanning path point set to generate a maintenance path; S3, the upper computer drives a mechanical arm to clamp an ultrasonic phased array probe to scan along the maintenance path; and S4, the ultrasonic phased array displays a real-time full-focus imaging diagram according to the signal data collected by scanning and can record the detected defects. The application realizes the automatic scanning of the full-section position of the rail weld defects, and uses the automatic guiding positioning technology to correct the scanning path of the mechanical arm, so that the positioning error influence of the scanning program of the mechanical arm in the automatic application is solved.

The utility model belongs to the technical field of microphone hosts, and particularly relates to a multifunctional audio microphone host, which comprises an audio microphone host and a microphone mounted on the audio microphone host, a digital display screen and control keys are arranged at the front end of the audio microphone host, and a mounting base is arranged at the bottom end of the audio microphone host. An insertion hole is formed in the middle of the top end of the mounting base. The mounting base is provided with the insertion hole, and the two sides of the insertion hole are provided with the positioning columns capable of moving transversely, so that the audio microphone host can drive the insertion rod to be inserted into the insertion hole in the mounting base, and the two groups of positioning columns can be quickly inserted into or separated from the two groups of positioning holes in the insertion rod; the two sets of positioning columns are arranged, so that the two sets of positioning columns can quickly form or release the limiting effect on the insertion rod, the whole audio microphone host can be quickly fixed and disassembled, a user can disassemble and use the audio microphone host according to the use requirement, and the use convenience of the device is effectively improved.

The invention discloses an angle welding gap width measuring method and device based on a laser contourgraph, and belongs to the field of automation equipment. The device comprises a laser contourgraph, projection laser, a motion table, a motion table motor, a sliding table, an industrial personal computer, a main control PLC and a lead screw, the laser contourgraph is fixed to the motion table, the motion table motor is arranged on the motion table, the laser contourgraph obtains surface contour data of a to-be-measured angle welding gap by emitting the projection laser and transmits the surface contour data to the industrial personal computer, and the main control PLC is connected with the industrial personal computer. The industrial personal computer controls the motion table motor to work through the master control PLC and then drives the motion table to drive the laser contourgraph to move; processing the surface contour data, and calculating to obtain the angle gap width; the angle welding gap width can be automatically measured, manual intervention is not needed, the operation steps and workload of angle welding gap width measurement are simplified, and the detection efficiency is greatly improved.

The utility model provides a polishing and filling device for quartz stone device production, which relates to the field of quartz stone polishing and comprises a main machine and a machine head connected with the main machine and driven by the main machine, the main machine acts as a grinding head, and a grip is arranged at the lateral position of the machine head. The grip comprises a grip sleeve and an extension structure connected with the grip sleeve, and the extension structure can be inserted into the grip sleeve or in butt joint with the grip sleeve; one end of the extension structure is a ring part; the grip further comprises a first insertion rod capable of being inserted into the extending structure, and a suction cup is arranged at one end of the first insertion rod. When the suction cup is sucked to the surface of the quartz stone device and the extension structure is in butt joint with the handle sleeve, the first insertion rod can be sleeved with the ring sleeving part, a worker holds the main machine, the grinding head is made to rotate and polish with the first insertion rod as the center, the polishing mode can conduct reciprocating grinding and polishing on the pothole area, worry and labor are saved, positioning is accurate, deviation is avoided, and the polishing efficiency is improved. And the personnel load can be effectively reduced.

A kind of modular operating arm collaborative driving control method for multiple linear drives belongs to mechanism system driving control field, it is characterized in that: analysis modular operating arm driving system, obtains the number of linear driver and actuation parameter;Select linear driver driving control parameter;Drive single linear driver to judge whether controllable actuation can be realized;If so, selected linear driver driving control parameter is used as the driving control parameter of all linear drivers;Set lower computer control logic;Planning trajectory;Establish operating arm kinematics model, obtain the functional relationship of driving control parameter and time;According to the functional relationship, the trajectory is converted into upper computer driving control program instruction to drive multiple linear drivers, complete preset trajectory task.This method can collaboratively drive and control multiple linear drivers of modular operating arm, greatly simplify the control method and process, and can be applied to the driving control of modular operating arm with multiple linear drives, and has strong versatility.

The invention relates to the technical field of computer peripherals and man-machine interaction, in particular to an adjustable key travel and matched vibration sense feedback system which comprises an upper computer driving module and mouse equipment, and the mouse equipment is in bidirectional data communication connection with the upper computer driving module. The mouse equipment comprises an equipment embedded control circuit, an electromagnetic rheological body micro-motion unit, a high-frequency displacement sensor and a broadband linear motor, and the equipment embedded control circuit is used for controlling the electromagnetic rheological body micro-motion unit based on instantaneous displacement data, a target stroke characteristic value and a target vibration sense characteristic spectrum. The driving current of the electromagnetic rheological body micro-motion unit and the vibration sense driving voltage of the broadband linear motor are calculated in a real-time closed-loop mode, and dynamic alignment of the physical key travel and the vibration sense feedback waveform is achieved. According to the system, the variable damping characteristic of an electromagnetic rheological body and closed-loop control logic based on high-frequency displacement tracking are combined, dynamic stepless adjustment of physical key travel and strict synchronous alignment of vibration sense are obtained, and the man-machine interaction experience is greatly improved.

An end to end process is disclosed that includes an installation of a prosthetic component, a prosthetic joint, or repair a musculoskeletal system. The pathway of care comprises a pre-operative pathway of care, an intra-operative pathway of care, and a post-operative pathway of care. An application downloaded to a computer drives the process. The application can include integrated PROMS, pain scores, patient Q&A, surveys, a calendar of events (such as physical therapy visits), and contact to surgeon, doctor, or healthcare provider. The pathway of care is an end to end process utilizing wearable devices, implantable devices, sensorized equipment, and sensorized tools to generate measurement data that supports a pre-operative plan, surgery, and post-operative rehabilitation. The application couples to the devices disclosed herein above to engage the patient one or more tasks such that sensors on the devices generate measurement data. The process provides better patient care while allowing the surgeon, doctor, or healthcare provider to handle more patients.

A computer driven system is proposed to allow for embedding of unique identification devices physically embedded in canvas, creating artwork on the canvas, scanning the original artwork, and then sending the scanned images to a master controller for purposes of registering the artwork. Rather than sending scanned images to a master controller remotely, a public website can be established to receive the scanned images.

This invention relates to the field of communication testing, and more particularly to a satellite communication testing and analysis method and system. The method includes the following steps: an industrial control computer drives a communication terminal to execute an initialization power-on process, periodically sending network access requests to the satellite under test, confirming the validity of the communication protocol configuration, and entering a communication testing state; based on the communication testing state, a communication link validity assessment is performed to obtain link assessment data; the communication terminal sends service communication packets to the satellite under test, collecting reception status information from remote devices; based on the reception status information, a deviation comparison is performed on each service communication packet to obtain communication transmission analysis results; the link assessment data and communication transmission analysis results are statistically analyzed, and a test log is output. This invention improves the accuracy and efficiency of satellite communication testing.

The invention discloses tube plate laser cutting equipment and a using method thereof, and relates to the technical field of laser cutting machines, in the tube plate laser cutting equipment, a tube stock, a machine tool and a plate stock are sequentially arranged in the X-axis direction, a tube feeding mechanism is arranged on the tube stock, a plate feeding mechanism is arranged on the plate stock, and the machine tool moves in the X-axis direction through an X-axis mechanism; a pipe lifting mechanism is further arranged below the portal frame, and the pipe feeding mechanism is movably connected with the portal frame in the Y-axis direction. The pipe feeding mechanism, the plate feeding mechanism, the X-axis mechanism, the pipe lifting mechanism, the pipe feeding mechanism, the Y-axis mechanism, the Z-axis mechanism and the laser cutting mechanism are all electrically connected with the upper computer. The method comprises the steps that after the upper computer receives a pipe or plate feeding command, the upper computer drives the machine tool to move to a plate or pipe feeding station, and the pipe or plate feeding mechanism feeds materials to the machine tool. The pipe and plate feeding device can improve the automation degree of pipe and plate feeding and is beneficial to improving the feeding efficiency.

The utility model belongs to the technical field of strip steel winding equipment, and particularly relates to a strip steel winding device with an adjustable diameter structure. A strip steel winding device with an adjustable diameter structure comprises a main machine, a rotating machine head is arranged at the position of the main machine, and the main machine drives the rotating machine head to work. The rotating machine head comprises a main driving seat and an adjusting threaded rod, the main driving seat and the adjusting threaded rod are both connected to the main machine, the adjusting threaded rod penetrates through the main driving seat, and the main driving seat and the adjusting threaded rod can independently rotate or synchronously rotate; an L-shaped baffle is arranged on the outer side wall of the distraction plate and comprises an arm A and an arm B, and the arm A is detachably connected with the distraction plate; a circular baffle is arranged on the outermost side of the threaded seat, the adjusting threaded rod penetrates through the circular baffle, a fixing nut is arranged at the adjusting threaded rod, and the fixing nut is located on the outer side of the circular baffle; the fixing nut is screwed inwards, and the circular baffle can be tightly attached to the threaded base.