CN114099248A - Safe human body spine function training device based on magnetic powder brake and control method - Google Patents

Abstract

The invention provides a safe human body spine function training device based on a magnetic powder brake, which is characterized in that: the console comprises a display screen, keys and a main control panel; the main control board is connected with the current controller; the current controller is connected with a magnetic powder brake power supply, the magnetic powder brake power supply is connected with a magnetic powder brake, the magnetic powder brake is connected with a damping transmission mechanism, the damping transmission mechanism is connected with a swing arm hinged on the rack through a steel wire rope, and a spine training assembly is mounted on the swing arm; the steel wire rope changes direction in the frame through the pulley block; the steel wire rope bypasses a parameter detection pulley arranged in the frame; a mobile sensor and a damping sensor are arranged on the parameter detection pulley; the mobile sensor and the damping sensor are connected with the main control panel; the parameter detection pulley is provided with a volute spiral spring, and two ends of the volute spiral spring are respectively arranged on the parameter detection pulley and the rack. The invention also provides a control method. The invention realizes the agility of human spinal function and the safety and scientific training of muscle strength.

Description

Safe human body spine function training device based on magnetic powder brake and control method

Technical Field

The invention belongs to the field of fitness rehabilitation equipment, and particularly relates to an intelligent and safe human spinal function training device based on a magnetic powder brake.

Background

The work of professionals in many industries has high requirements on the agility and muscle strength function of human vertebral columns such as cervical vertebra, lumbar vertebra and the like, and training and rehabilitation are needed; in addition, many office groups are in need of a device for training and rehabilitation due to the fact that the office groups sit and use computers for a long time to cause diseases of human vertebral columns such as cervical vertebra and lumbar vertebra. And the training equipment of traditional balancing weight damping structure and motor damping structure belongs to human passive training mode, all has the potential safety hazard, arouses the training injury easily, and the training mode is monotonous moreover, does not accord with ergonomic mode of taking exercise completely.

Disclosure of Invention

The invention provides a magnetic powder brake-based safe human spinal function training device and a control method, and aims to overcome the defects of the prior art, solve the potential safety hazard of a passive human body training mode and realize the safety and scientific training of the human spinal function and muscle strength.

The invention also provides a control method of the magnetic powder brake-based safe human body spine function training device.

The technical scheme adopted by the invention for solving the technical problems is as follows:

human backbone function trainer of safety based on magnetic powder stopper, its characterized in that:

the console comprises a display screen, keys and a main control panel; the main control board is connected with the current controller; the current controller is connected with a magnetic powder brake power supply, the magnetic powder brake power supply is connected with a magnetic powder brake, the magnetic powder brake is connected with a damping transmission mechanism, the damping transmission mechanism is connected with a swing arm hinged on the rack through a steel wire rope, and a spine training assembly is mounted on the swing arm; the steel wire rope changes direction in the frame through the pulley block; the steel wire rope bypasses a parameter detection pulley arranged in the frame; a mobile sensor and a damping sensor are arranged on the parameter detection pulley; the mobile sensor and the damping sensor are connected with the main control panel; the parameter detection pulley is provided with a volute spiral spring, and two ends of the volute spiral spring are respectively arranged on the parameter detection pulley and the rack.

The spine training component is a lumbar training component or a cervical training component.

The motion sensor is a photoelectric coded disc sensor.

The damping sensor is a pressure sensor.

A control method of a safe human body spine function training device based on a magnetic powder brake is characterized in that:

the main control panel comprises a processor, a software program storage, a data storage, an input interface circuit and an output interface circuit, wherein a software module is stored in the software program storage and comprises a current control module, an encoder signal processing module, a pressure sensor processing module, an operation module, a display processing module, a key processing module and a mode processing module;

a user sets a damping value, a guide curve or the moving speed of a guide progress bar on a console, starts by pressing a start key, the console issues a current control digital signal corresponding to the set damping value to a current controller, the current controller converts the current control digital signal into a pulse width modulation signal and transmits the pulse width modulation signal to a magnetic powder brake power supply, the magnetic powder brake power supply outputs current to a magnetic powder brake, and the magnetic powder brake generates motion damping and provides the motion damping for a spine training component through a damping transmission structure and a steel wire rope; simultaneously, the display screen displays a moving guide curve or a guide progress bar and accumulated time; the user performs resistance control movement through the spine training component; the photoelectric coding disc sensor collects signals of the direction and the speed of the movement of the control resistor and reports the signals to the console, the pressure sensor collects signals of the force of the real-time control resistor movement and reports the signals to the console, and the console calculates the signals of the photoelectric coding disc sensor and the pressure sensor to generate training data of a training resistance value, a resistance change curve, duration, times, speed, a speed change curve, a track stroke and a mode and displays the training data through a display screen; meanwhile, the display screen displays the small balls which control the synchronous movement of the resistance movement, and a user controls the movement speed according to vision so that the small balls are synchronous with the moving guide curve or guide progress bar to achieve the movement agility and muscle strength training; after training is finished, the display screen displays training effect and evaluation.

The software module stored in the software program memory comprises a scroll spring rollback control module;

under the unidirectional mode, when the recoil is returned to the original position, photoelectric encoding dish sensor detects the speed data of parameter detection pulley 10, send encoder signal to encoder signal processing module, encoder signal processing module handles the encoder signal, calculate the recoil speed and transmit data for scroll spring recoil control module, when speed exceeded the safe speed of predetermineeing, output current control data gives current control module, current control module sends down current value signal and gives current controller, current controller converts it into pulse width modulation signal and transmits for the magnetic powder stopper power, magnetic powder stopper power output current gives the magnetic powder stopper, the magnetic powder stopper produces the motion damping and slows down scroll spring recoil speed with this.

The invention has the advantages that:

the speed and the damping of the cervical vertebra or lumbar vertebra training component are obtained by the mobile sensor and the damping sensor, the damping transmission mechanism is controlled by the magnetic powder brake, and the rewinding speed of the volute spiral spring is controlled, so that a user can exercise the function of the spine safely and scientifically.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a diagram of the structure of the transmission, sensing and control parts of the present invention;

FIG. 2 is a structural view of the lumbar trainer of the invention;

FIG. 3 is a structural view of the cervical vertebrae trainer of the present invention;

FIG. 4 is a flow chart of a unidirectional free mode control method;

FIG. 5 is a flow chart of a unidirectional linear variation damping control method;

FIG. 6 is a flow chart of a bidirectional free mode control method;

FIG. 7 is a flow chart of a bi-directional linear change damping control method.

Detailed Description

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained according to the drawings without inventive labor. In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "upper," "lower," "inner," "outer," "bottom," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the lumbar vertebra training device comprises:

the frame 100 includes a base, a seat, and a drive mechanism frame.

The console 6 comprises a display screen, keys (touch screen) and a main control panel, wherein the main control panel comprises a processor, a software program storage, a data storage, an input interface circuit and an output interface circuit, a software module is stored in the software program storage, and the software module comprises a current control module, an encoder signal processing module, a pressure sensor processing module, an operation module, a display processing module, a key processing module, a mode processing module and a scroll spring rollback control module. The display screen is connected with the display processing module and the key connection key processing module.

The console 6 is a human-computer interaction device, and a training mode, a damping and a training plan can be set through a touch screen; training data such as training resistance, resistance change curves, duration, times, speed change curves, tracks, modes and the like are displayed through a color display screen; curves, graphs and characters which can display training guidance are displayed through a color display screen, and linkage agility and muscle strength training of eye vision and spinal functional nerves are achieved.

The current controller 2 is connected with a current control module of the console 6, the current controller 2 adjusts the current output by adopting a pulse width modulation mode, can receive the instruction of the console 6, controls the magnetic powder brake power supply 3 to output the current which changes in a certain range to the magnetic powder brake 1, and changes the damping output by the magnetic powder brake 1.

The current controller 2 is connected with the magnetic powder brake power supply 3, the magnetic powder brake power supply 3 is connected with the magnetic powder brake 1, the magnetic powder brake 1 is connected with the damping transmission mechanism 7, the damping transmission mechanism 7 is connected with the swing arm 200 hinged on the rack 100 through the steel wire rope 8, and the lumbar vertebra training assembly 300 is installed on the swing arm 200.

The steel wire rope 8 changes direction in the frame 100 through the pulley block 9.

And the wire rope 8 is passed around a parameter-detecting pulley 10 installed in the frame 100.

A photoelectric coding disc sensor 4 is installed on the parameter detection pulley 10 and serves as a moving sensor, the photoelectric coding disc sensor 4 detects the parameter detection pulley 10, basic training data such as speed, direction, travel, time and the like are collected, and the basic training data are uploaded to the encoder signal processing module through the console 6.

The pressure sensor 5 is installed on the parameter detection pulley 10 to serve as a damping sensor, the pressure generated by the damping on the parameter detection pulley 10 is detected by the pressure sensor 5, and the obtained pressure sensor signal is sent to the pressure sensor processing module to be converted into damping data.

A user sets a damping value, a guide curve or the moving speed of a guide progress bar on a console 6, starts by pressing a start key, the console 6 issues a current control digital signal corresponding to the set damping value to a current controller 2, the current controller 2 converts the current control digital signal into a pulse width modulation signal and transmits the pulse width modulation signal to a magnetic powder brake power supply 3, the magnetic powder brake power supply 3 outputs current to a magnetic powder brake 1, and the magnetic powder brake 1 generates motion damping and provides the motion damping for a cervical vertebra training component through a transmission structure 7 and a steel wire rope 8; meanwhile, the display screen displays a moving guide curve or a guide progress bar and accumulated time, and a user controls resistance movement through left rotation, right rotation, upward pitch, downward pitch, left swing and right swing of the lumbar vertebra training component; the photoelectric coding disc sensor 4 collects signals of the direction and the speed of resistance control movement and reports the signals to the console 6, the pressure sensor 5 collects signals of force of real-time resistance control movement and reports the signals to the console 6, and the console 6 calculates the signals of the photoelectric coding disc sensor 4 and the pressure sensor 5 to generate training data such as a training resistance value (a real-time force value), a resistance change curve, duration, times, speed, a speed change curve, a track stroke, a mode and the like, and displays the training data through a display screen; meanwhile, the display screen displays the small balls which are used for controlling the synchronous movement of the resistance movement, and a user controls the movement speed according to vision, so that the small balls are synchronous with the moving guide curve or guide progress bar, and the movement agility and muscle strength training are achieved. After training is finished, the display screen displays training effect and evaluation.

The parameter detecting pulley 10 is mounted with a scroll spring (not shown), and both ends of the scroll spring are respectively mounted on the parameter detecting pulley 10 and the frame 100.

Under the following conditions of a one-way free mode and a one-way linear change damping mode, the volute spiral spring is connected with the parameter detection pulley 10 and the rack 100 so as to provide a reset force, and the moving parts of the damping transmission structures such as the damping transmission mechanism 7, the steel wire rope 8, the swing arm 200, the lumbar vertebra training assembly 300 and the like are rewound and returned by the volute spiral spring.

When the rewinding returns to the original position, the photoelectric coded disc sensor 4 detects the speed data of the parameter detection pulley 10, the speed data is sent to the encoder signal processing module by the encoder signal, the encoder signal processing module processes the encoder signal, the rewinding speed is calculated and the data is transmitted to the scroll spring rewinding control module, when the speed exceeds the preset safe speed, the current control data is output to the current control module, the current control module sends a current value signal to the current controller 2, the current controller 2 converts the current value signal into a pulse width modulation signal and transmits the pulse width modulation signal to the magnetic powder brake power supply 3, the magnetic powder brake power supply 3 outputs current to the magnetic powder brake 1, the magnetic powder brake 1 generates motion damping to slow down the scroll spring rewinding speed, namely, the speed of a moving part of a damping transmission structure is reduced, and the purpose of being safer is achieved.

As shown in fig. 1 and 3, the cervical vertebra training device comprises:

the difference between the cervical vertebra training device and the lumbar vertebra training device is that the damping transmission mechanism 7 is connected with the swing arm 400 hinged on the frame 100 through the steel wire rope 8, the cervical vertebra training assembly 500 is installed on the swing arm 400, the difference between the cervical vertebra training device and the lumbar vertebra training device is that the installation positions of the swing arm 400 and the cervical vertebra training assembly 500 are more suitable for the cervical vertebra, for example, the position of the cervical vertebra training assembly 500 is higher than that of the lumbar vertebra training assembly 300, and other assemblies and the use method are the same as the lumbar vertebra training device.

The software module of the console 6 is internally provided with 4 control method modules: the system comprises a unidirectional free mode software module, a bidirectional free mode software module, a unidirectional linear change damping software module and a bidirectional linear change damping mode software module.

The user can select four exercise modes of a unidirectional free mode, a unidirectional linear variation damping mode, a bidirectional free mode and a bidirectional linear variation damping mode.

As shown in fig. 4:

step 1: the user selects the one-way free mode, the damping value and the movement speed, and the timer starts to time when the touch screen is started by pressing the start key.

Step 2: the current control module sends a current value signal to the current controller 2 according to the selected damping value, the current controller 2 outputs a pulse width modulation signal to the magnetic powder brake power supply 3, the magnetic powder brake power supply 4 outputs current to the magnetic powder brake 1, and the magnetic powder brake 1 generates damping for the damping transmission mechanism 7.

And step 3: the user begins the anti-drag movement; the display screen of the console 6 displays a moving trajectory progress bar or curve according to the selected movement speed; the encoder signal processing module calculates the movement speed and the stroke of a user according to the encoder signal, a small ball representing the stroke progress on the display screen moves correspondingly, and the user controls the movement speed to enable the small ball to move synchronously with the movement track progress bar or curve of the selected movement speed; meanwhile, the pressure sensor processing module calculates a real-time force value according to a pressure sensor signal and displays a real-time user motion force change curve on a display screen. Meanwhile, data such as time length, times, speed and the like are displayed on the display screen.

And 4, step 4: the user moves in place and moves back; the encoder signal processing module judges that the forward speed calculated according to the encoding disc signal is zero and the backward motion state is obtained; the unidirectional free mode software module reduces the damping setting value of the current control module according to linear change, so that the damping value of the magnetic powder brake 1 on the damping transmission mechanism 7 is reduced, and when the backward speed calculated by the encoder signal processing module according to the encoding disc signal reaches the safe speed of slow movement, the damping value is kept; when the detected backward speed is zero, judging to return to the original point; then, the unidirectional free mode software module outputs the damping value selected at the beginning to the current control module, and restores the damping value generated by the magnetic powder brake 1 to the damping transmission mechanism 7.

And 5: and judging whether the stop key is pressed to finish the movement or the stop movement exceeds the preset time and exceeds a certain time, if not, returning to the step 2, and if so, performing the step 6.

Step 6: the unidirectional free mode software module outputs a zero damping value to the current control module, and the magnetic powder brake 1 does not generate a damping value to the damping transmission mechanism 7. The display screen displays training data such as the average value, the duration, the times, the average speed and the like of the exercise force, and displays the evaluation of the exercise effect.

As shown in fig. 5:

step 1: the user selects a one-way linear change damping mode, a maximum damping value, a minimum damping value and a movement speed, presses a start key to start, and the timer starts timing.

Step 2: the current control module sends a current value signal to the current controller 2 in a linear change from small to large according to the selected minimum damping value and the selected maximum damping value, the current controller 2 outputs a pulse width modulation signal to the magnetic powder brake power supply 3, the magnetic powder brake power supply 3 outputs current to the magnetic powder brake 1, and the magnetic powder brake 1 generates damping in a linear change from small to large on the damping transmission mechanism 7.

And step 3: the user begins the anti-drag movement; the display screen of the intelligent controller 6 displays a moving track progress bar or curve according to the selected movement speed; the encoder signal processing module calculates the movement speed and the stroke of a user according to the encoding disc signals, a small ball representing the stroke progress moves correspondingly on the display screen, and the user controls the movement speed to enable the small ball to move synchronously with the movement track progress bar or curve of the selected movement speed; meanwhile, the pressure sensor processing module calculates a real-time force value according to a pressure sensor signal and displays a real-time user motion force change curve on a display screen. Meanwhile, data such as time length, times, speed and the like are displayed on the display screen.

And 4, step 4: the user moves in place and moves back; the encoder signal processing module judges that the forward speed calculated according to the encoding disc signal is zero and the backward motion state is obtained; the unidirectional free mode software module reduces the damping setting value of the current control module according to linear change, so that the damping value of the magnetic powder brake 1 on the damping transmission mechanism 7 is reduced, and when the backward speed calculated by the encoder signal processing module according to the encoding disc signal reaches the safe speed of slow movement, the damping value is kept; when the detected backward speed is zero, judging to return to the original point; then, the unidirectional linear damping mode software module outputs the damping value selected at the beginning to the current control module, and recovers the damping value generated by the magnetic powder brake 1 to the damping transmission mechanism 7.

And 5: and judging whether the stop key is pressed to finish the movement or the stop movement exceeds the preset time and exceeds a certain time, if not, returning to the step 2, and if so, performing the step 6.

Step 6: the unidirectional linear damping mode software module outputs a zero damping value to the current control module, and the magnetic powder brake 1 does not generate a damping value to the damping transmission mechanism 7. The display screen displays training data such as the average value, the duration, the times, the average speed and the like of the exercise force, and displays the evaluation of the exercise effect.

As shown in fig. 6:

step 1: the user selects the bidirectional free mode, the damping value and the movement speed, starts by pressing the start key and starts the timer.

Step 2: the current control module sends a current value signal to the current controller 2 according to the selected damping value, the current controller 2 outputs a pulse width modulation signal to the magnetic powder brake power supply 3, the magnetic powder brake power supply 3 outputs current to the magnetic powder brake 1, and the magnetic powder brake 1 generates damping for the damping transmission mechanism 7.

And step 3: the user starts to move back and forth in resistance; the display screen of the intelligent controller 6 displays a moving track progress bar or curve according to the selected movement speed; the encoder signal processing module calculates the movement speed and the stroke of a user according to the encoding disc signals, a small ball representing the stroke progress moves correspondingly on the display screen, and the user controls the movement speed to enable the small ball to move synchronously with the movement track progress bar or curve of the selected movement speed; meanwhile, the pressure sensor processing module calculates a real-time force value according to a pressure sensor signal and displays a real-time user motion force change curve on a display screen. Meanwhile, data such as time length, times, speed and the like are displayed on the display screen.

And 4, step 4: and judging whether the stop key is pressed to finish the movement or the stop movement exceeds the preset time and exceeds a certain time, if not, returning to the step 2, and if so, performing the step 5.

And 5: the bidirectional free mode software module outputs a zero damping value to the current control module, and the magnetic powder brake 1 does not generate a damping value to the damping transmission mechanism 7. The display screen displays training data such as the average value, the duration, the times, the average speed and the like of the exercise force, and displays the evaluation of the exercise effect.

As shown in fig. 7:

step 1: the user selects the bidirectional linear change damping mode, the maximum damping value, the minimum damping value and the movement speed, starts by pressing the start key, and starts timing by the timer.

Step 2: the current control module sends a current value signal to the current controller 2 in a linear change from small to large according to the selected minimum damping value and the selected maximum damping value, the current controller 2 outputs a pulse width modulation signal to the magnetic powder brake power supply 3, the magnetic powder brake power supply 3 outputs current to the magnetic powder brake 1, and the magnetic powder brake 1 generates damping in a linear change from small to large on the damping transmission mechanism 7.

And step 3: the user starts to move back and forth in resistance; the display screen of the intelligent controller 6 displays a moving track progress bar or curve according to the selected movement speed; the encoder signal processing module calculates the movement speed and the stroke of a user according to the encoding disc signals, a small ball representing the stroke progress moves correspondingly on the display screen, and the user controls the movement speed to enable the small ball to move synchronously with the movement track progress bar or curve of the selected movement speed; meanwhile, the pressure sensor processing module calculates a real-time force value according to a pressure sensor signal and displays a real-time user motion force change curve on a display screen. Meanwhile, data such as time length, times, speed and the like are displayed on the display screen.

And 4, step 4: and judging whether the stop key is pressed to finish the movement or the stop movement exceeds the preset time and exceeds a certain time, if not, returning to the step 2, and if so, performing the step 5.

And 5: the bidirectional linear change mode software module outputs a zero damping value to the current control module, and the magnetic powder brake 1 does not generate a damping value for the damping transmission mechanism 7. The display screen displays training data such as the average value, the duration, the times, the average speed and the like of the exercise force, and displays the evaluation of the exercise effect.

The invention connects human vertebral column function training adaptive mechanisms such as cervical vertebra, lumbar vertebra and the like through the damping transmission mechanism of the human vertebral column function training device, and can train the functions of the vertebral column such as left rotation, right rotation, upward elevation, downward depression, left swing, right swing and the like.

The invention overcomes the potential safety hazard of a passive human body training mode of a counterweight block damping structure and a motor damping structure, and realizes active intelligent safe human body spine function training and rehabilitation through an active human body training mode of a magnetic powder brake, a mobile sensor, a damping sensor and a human-computer interaction table device, wherein the magnetic powder brake can intelligently adjust damping. Meanwhile, the invention executes the functions of four control methods through the unidirectional free mode software module, the bidirectional free mode software module, the unidirectional linear change damping software module and the bidirectional linear change damping mode software module which are arranged in the console, thereby enriching the exercise mode and scientific exercise effect which accord with the ergonomics.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. Human backbone function trainer of safety based on magnetic powder stopper, its characterized in that: the console comprises a display screen, keys and a main control panel; the main control board is connected with the current controller; the current controller is connected with a magnetic powder brake power supply, the magnetic powder brake power supply is connected with a magnetic powder brake, the magnetic powder brake is connected with a damping transmission mechanism, the damping transmission mechanism is connected with a swing arm hinged on the rack through a steel wire rope, and a spine training assembly is mounted on the swing arm; the steel wire rope changes direction in the frame through the pulley block; the steel wire rope bypasses a parameter detection pulley arranged in the frame; a mobile sensor and a damping sensor are arranged on the parameter detection pulley; the mobile sensor and the damping sensor are connected with the main control panel; the parameter detection pulley is provided with a volute spiral spring, and two ends of the volute spiral spring are respectively arranged on the parameter detection pulley and the rack.

2. A magnetic powder brake-based safe human spinal function training device as recited in claim 1, wherein: the spine training component is a lumbar training component or a cervical training component.

3. A magnetic powder brake-based safe human spinal function training device as recited in claim 1, wherein: the motion sensor is a photoelectric coded disc sensor.

4. A magnetic powder brake-based safe human spinal function training device as recited in claim 1, wherein: the damping sensor is a pressure sensor.

5. A control method of a magnetic powder brake-based safe human spinal function training device according to claim 1, wherein:

the main control panel comprises a processor, a software program storage, a data storage, an input interface circuit and an output interface circuit, wherein a software module is stored in the software program storage and comprises a current control module, an encoder signal processing module, a pressure sensor processing module, an operation module, a display processing module, a key processing module and a mode processing module;

a user sets a damping value, a guide curve or the moving speed of a guide progress bar on a console, starts by pressing a start key, the console issues a current control digital signal corresponding to the set damping value to a current controller, the current controller converts the current control digital signal into a pulse width modulation signal and transmits the pulse width modulation signal to a magnetic powder brake power supply, the magnetic powder brake power supply outputs current to a magnetic powder brake, and the magnetic powder brake generates motion damping and provides the motion damping for a spine training component through a damping transmission structure and a steel wire rope; simultaneously, the display screen displays a moving guide curve or a guide progress bar and accumulated time; the user performs resistance control movement through the spine training component; the photoelectric coding disc sensor collects signals of the direction and the speed of the movement of the control resistor and reports the signals to the console, the pressure sensor collects signals of the force of the real-time control resistor movement and reports the signals to the console, and the console calculates the signals of the photoelectric coding disc sensor and the pressure sensor to generate training data of a training resistance value, a resistance change curve, duration, times, speed, a speed change curve, a track stroke and a mode and displays the training data through a display screen; meanwhile, the display screen displays the small balls which control the synchronous movement of the resistance movement, and a user controls the movement speed according to vision so that the small balls are synchronous with the moving guide curve or guide progress bar to achieve the movement agility and muscle strength training; after training is finished, the display screen displays training effect and evaluation.

6. A control method of a magnetic powder brake-based safe human spinal function training device according to claim 5, wherein:

the software module stored in the software program memory comprises a scroll spring rollback control module;

under the unidirectional mode, when the recoil is returned to the original position, photoelectric encoding dish sensor detects the speed data of parameter detection pulley 10, send encoder signal to encoder signal processing module, encoder signal processing module handles the encoder signal, calculate the recoil speed and transmit data for scroll spring recoil control module, when speed exceeded the safe speed of predetermineeing, output current control data gives current control module, current control module sends down current value signal and gives current controller, current controller converts it into pulse width modulation signal and transmits for the magnetic powder stopper power, magnetic powder stopper power output current gives the magnetic powder stopper, the magnetic powder stopper produces the motion damping and slows down scroll spring recoil speed with this.

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