CN211585100U - Servo motor control system used on fitness equipment strength and fitness equipment - Google Patents
Servo motor control system used on fitness equipment strength and fitness equipment Download PDFInfo
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- CN211585100U CN211585100U CN201922242182.4U CN201922242182U CN211585100U CN 211585100 U CN211585100 U CN 211585100U CN 201922242182 U CN201922242182 U CN 201922242182U CN 211585100 U CN211585100 U CN 211585100U
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Abstract
The utility model provides an use servo motor control system on body-building apparatus strength apparatus, its characterized in that: a servo motor is fixedly arranged on the rack, an output shaft of the servo motor is connected with an input shaft of a servo motor reducer fixedly arranged on the rack, and an output shaft of the servo motor reducer is connected with a small belt pulley; a big belt pulley is pivoted on the frame, and a belt is wound on the big belt pulley and the small belt pulley; a fixed pulley is pivoted on the frame; the top end of one operating rope is connected with an operating end; one end of the transmission belt is fixedly connected with the bottom end of the operation rope, the other end of the transmission belt is fixedly connected with the large belt pulley, and the transmission belt is wound on the fixed pulley; the servo motor controller is connected with and controls the servo motor. The utility model discloses convenient operation, the resistance is adjusted in a flexible way, and characteristics such as the precision is adjusted to the resistance height can satisfy the body-building demand that the user is more meticulous.
Description
Technical Field
The utility model relates to a control system of fitness equipment, in particular to a servo motor control system used on the strength apparatus of the fitness equipment.
Background
The control of the prior strength apparatus of fitness equipment is mainly realized by a weight balancing weight. Because every balancing weight is fixed, cause resistance to adjust not enough nimble, resistance value can not meticulous the scheduling problem, can not satisfy the body-building demand that the user becomes more meticulous.
SUMMERY OF THE UTILITY MODEL
The utility model provides an use servo motor control system on fitness equipment strength apparatus, the shortcoming of prior art is solved to its purpose, realizes that the resistance of fitness equipment strength apparatus adjusts in a flexible way, the high purpose of resistance adjustment precision.
The utility model provides a technical scheme that its technical problem adopted is:
a servo motor control system for use on a fitness apparatus power tool, comprising:
a servo motor is fixedly arranged on the rack, an output shaft of the servo motor is connected with an input shaft of a servo motor reducer fixedly arranged on the rack, and an output shaft of the servo motor reducer is connected with a small belt pulley;
a big belt pulley is pivoted on the frame, and a belt is wound on the big belt pulley and the small belt pulley;
a fixed pulley is pivoted on the frame; the top end of one operating rope is connected with an operating end;
one end of the transmission belt is fixedly connected with the bottom end of the operation rope, the other end of the transmission belt is fixedly connected with the large belt pulley, and the transmission belt is wound on the fixed pulley; the servo motor controller is connected with and controls the servo motor.
A limiting stopper is arranged on the frame below the bottom end of the operating rope,
the stopper 12 may be a pure mechanical stopper or an electronic stopper, if the pure mechanical stopper is not connected to the motor controller 9, or if the electronic stopper is electrically connected to the motor controller 9.
And a position sensor is arranged at the position of the rack corresponding to the handle and is connected with the servo motor controller.
The servo motor controller is connected with the control instrument or connected with WIFI and then connected with the mobile phone through the WIFI.
The tensioning wheel is propped against the outer side surface of the belt.
The servo motor uses an angle motor or a non-angle motor.
The utility model discloses an useful part lies in:
through servo motor control system replacement weight balancing piece, clockwise or anticlockwise torsion through servo motor realizes different resistance levels, and the resistance value is adjusted the precision height, can select to set for the resistance value through control instrument or cell-phone App etc. has convenient operation, and the resistance is adjusted in a flexible way, and characteristics such as the precision height are adjusted to the resistance, can satisfy the body-building demand that the user is more meticulous.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a front view of the present invention;
FIG. 2 is a back view of the present invention;
fig. 3 is a control flow chart of the present invention.
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.
As shown in fig. 1 and 2:
a servo motor 7 is fixedly arranged on a rack 10, the servo motor 7 adopts an angle motor or a non-angle motor, an output shaft of the servo motor 7 is connected with an input shaft of a servo motor reducer 8 fixedly arranged on the rack 10, an output shaft of the servo motor reducer 8 is connected with a small belt pulley 2, the servo motor reducer 8 is designed to reduce the speed in a ratio of 1: N, and when N is 1, the servo motor reducer 8 is not needed by the system.
A big belt pulley 1 is pivoted on a machine frame 10, a belt 11 is wound on the big belt pulley 1 and the small belt pulley 2, and a tension pulley 3 is propped against the outer side surface of the belt 11. The frame 10 is pivoted with a fixed pulley 4.
The steel wire rope 5 is an operation rope, and the top end of the steel wire rope 5 is connected with an operation end such as a handle 14.
One end of a transmission belt 6 is fixedly connected with the bottom end of the steel wire rope 5, the other end of the transmission belt is fixedly connected with the large belt pulley 1, and the transmission belt 6 is wound on the fixed pulley 4.
A position limiter 12 is arranged on a machine frame 10 below the bottom end of the steel wire rope 5, the position limiter 12 is connected with a servo motor controller 9, or an infrared or light or electromagnetic position sensor 13 is arranged at a position, corresponding to a handle 14, of the machine frame 10, and the position sensor 13 is connected with the servo motor controller 9.
The stopper 12 may be a pure mechanical structure or an electronic stopper, if the pure mechanical structure is not connected to the motor controller 9, the stopper 12 is electrically connected to the motor controller 9 if the electronic stopper is used, and the stopper 12 is the electronic stopper and has the same function as the position sensor 13.
Servo motor controller 9 connects and control servo motor 7, and servo motor controller 9 can the connection control instrument, also can connect WIFI, and during the connection control instrument, the user passes through control instrument input setting value, and when connecting WIFI, the user can pass through cell-phone APP input setting value, sends for servo motor controller 9 through WIFI.
In actual use:
the servo motor controller 9 controls the servo motor 7 to generate counterclockwise or clockwise torque, and the torque of the servo motor 7 is transmitted to the handle 14 through the servo motor reducer 8, the small belt pulley 2, the belt 11, the large belt pulley 1, the transmission belt 6 and the steel wire rope 5. The tensioner 3 functions to tension the belt 11.
The user grasps the handle, and when the stretching force is larger than the torsion of the servo motor 7, the stretching action is carried out; when the stretching force of the user is smaller than the torsion of the servo motor 7, the recovery action is performed.
As shown in fig. 3:
the system enters an initial state after being started;
if the state is not the initial state, the servo motor 7 is operated to return to the initial state, and if the state is the initial state, the user performs stretching, and if the stretching state is not stopped, the stretching is continued, and if the stretching state is stopped, the servo motor 7 performs recovery.
The servo motor controller 9 converts the resistance value set by the user into a torque value corresponding to the servo motor 7, the servo motor 7 acts on the movement direction of the instrument driven by the handle 14 clockwise or anticlockwise to generate a resistance value corresponding to the set value, and the user grasps the handle 14 to stretch with force to overcome the resistance value for exercise;
after the user stops stretching, the servo motor controller 9 controls the servo motor 7 to generate a recovery force until the moving part is recovered to an initial position or any position in a stroke.
For example: the position sensor 13 senses that the handle reaches an initial position or any set position in the stroke, the position sensor 13 sends a position sensing signal to the servo motor controller 9, and the servo motor controller 9 controls the servo motor 7 to stop to wait for the next stretching action;
alternatively, the lower end of the wire rope 5 reaches the stopper 12.
When the stopper 12 is of a pure mechanical structure, the lower end of the steel wire rope 5 is blocked and cannot descend, and the servo motor 7 senses the lower end of the steel wire rope to stop and wait for the next stretching action.
When the stopper 12 is an electronic stopper, the stopper 12 sends a position sensing signal to the servo motor controller 9, and the servo motor controller 9 controls the servo motor 7 to stop to wait for the next stretching action.
If the user starts to stretch, the output shaft 7 of the servo motor 7 is pulled to rotate, and the servo motor controller 9 controls the servo motor 7 to work to generate resistance.
The utility model discloses a servo motor control system replacement weight balancing piece realizes different resistance levels through servo motor's clockwise or anticlockwise torsion, and the precision can reach 0.5 kilo gram force to resistance value regulation precision, can select to set for resistance value through control instrument or cell-phone App etc. has convenient operation, and the resistance is adjusted in a flexible way, and characteristics such as the precision is adjusted to the resistance height can satisfy the body-building demand that the user is more meticulous.
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 (8)
1. A servo motor control system for use on a fitness apparatus power tool, comprising: a servo motor is fixedly arranged on the rack, an output shaft of the servo motor is connected with an input shaft of a servo motor reducer fixedly arranged on the rack, and an output shaft of the servo motor reducer is connected with a small belt pulley; a big belt pulley is pivoted on the frame, and a belt is wound on the big belt pulley and the small belt pulley; a fixed pulley is pivoted on the frame; the top end of one operating rope is connected with an operating end; one end of the transmission belt is fixedly connected with the bottom end of the operation rope, the other end of the transmission belt is fixedly connected with the large belt pulley, and the transmission belt is wound on the fixed pulley; the servo motor controller is connected with and controls the servo motor.
2. The servo motor control system of claim 1, wherein: and a limiter is arranged on the frame below the bottom end of the operating rope and connected with the servo motor controller.
3. The servo motor control system of claim 2, wherein: the limiter is a mechanical limiter.
4. The servo motor control system of claim 2, wherein: the stopper is an electronic stopper.
5. The servo motor control system of claim 1, wherein: and a position sensor is arranged at the position of the rack corresponding to the handle and is connected with the servo motor controller.
6. The servo motor control system of claim 1, wherein: the servo motor controller is connected with the control instrument or connected with WIFI and then connected with the mobile phone through the WIFI.
7. The servo motor control system of claim 1, wherein: the tensioning wheel is propped against the outer side surface of the belt.
8. The servo motor control system of claim 1, wherein: the servo motor uses an angle motor or a non-angle motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922242182.4U CN211585100U (en) | 2019-12-13 | 2019-12-13 | Servo motor control system used on fitness equipment strength and fitness equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922242182.4U CN211585100U (en) | 2019-12-13 | 2019-12-13 | Servo motor control system used on fitness equipment strength and fitness equipment |
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| CN211585100U true CN211585100U (en) | 2020-09-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110898403A (en) * | 2019-12-13 | 2020-03-24 | 舒华体育股份有限公司 | Servo motor control system used on fitness equipment strength and fitness equipment |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110898403A (en) * | 2019-12-13 | 2020-03-24 | 舒华体育股份有限公司 | Servo motor control system used on fitness equipment strength and fitness equipment |
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