CN106353119B - Treadmill load comprehensive testing machine and testing method - Google Patents
Treadmill load comprehensive testing machine and testing method Download PDFInfo
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- CN106353119B CN106353119B CN201610779321.5A CN201610779321A CN106353119B CN 106353119 B CN106353119 B CN 106353119B CN 201610779321 A CN201610779321 A CN 201610779321A CN 106353119 B CN106353119 B CN 106353119B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention provides a treadmill load comprehensive testing machine, comprising: a test platform and a test control device; the test platform is provided with a first portal frame, and the first portal frame is provided with two vertical beams, a horizontal beam and a lifting beam; the bottoms of the two vertical beams are respectively connected with the test platform, and the horizontal beam is respectively connected with the tops of the two vertical beams; the two vertical beams are respectively provided with a lead screw, the two ends of the lifting beam are respectively provided with a gear, the lifting beam is provided with a pressure test device, the test platform is provided with a motor for driving the lead screw to run, the treadmill load comprehensive test machine can test the static load of the treadmill, and can test and test the pedal platform, the side handrails or the front handle. And the operation panel can display the test result and the test data information in the test process. And the test device can also display the test curve, edit the test report and print various results and curve reports.
Description
Technical Field
The invention relates to the field of treadmill tests, in particular to a treadmill load comprehensive testing machine and a testing method.
Background
The treadmill is the common apparatus for people to build body. During the motion, the running belt of treadmill is along with the rotation of motor and the rearward movement, the people is running the east forward on running the area, the people moves forward when running on the ground and the situation that ground is motionless changes the adult and not move forward and the situation of running belt rearward movement, the motion state of both sides to the motion is traded, run just so and just can go on in very little place, do not need very big place just can move, can at home, running speed can adjust moreover, people's life has been made things convenient for.
At present, a device for specially detecting the comprehensive performance of the treadmill does not exist, the comprehensive performance of the treadmill can be judged only according to the experience of workers, or through visual detection, a missing detection accident is easy to happen, so that the treadmill with quality problems leaves a factory, and potential safety hazards are brought to consumers.
Disclosure of Invention
In order to overcome the above-mentioned deficiencies in the prior art, the present invention provides a treadmill load integrated test machine, comprising: a test platform and a test control device; the test platform is provided with a first portal frame, and the first portal frame is provided with two vertical beams, a horizontal beam and a lifting beam; the bottoms of the two vertical beams are respectively connected with the test platform, and the horizontal beam is respectively connected with the tops of the two vertical beams; the two vertical beams are respectively provided with a lead screw, two ends of the lifting beam are respectively provided with a gear, the lifting beam is provided with a pressure test device, the test platform is provided with a motor for driving the lead screws to run, the gears at the two ends of the lifting beam are respectively matched with the lead screws, and the lead screws are driven by the motor to rotate so as to enable the lifting beam to move up and down along the lead screws of the vertical beams;
the pressure test device includes: the clamping mechanism comprises a hydraulic cylinder, a pressure arm, a square pressure plate and a pressure sensor;
the clamping mechanism is connected with the lifting beam in a clamping mode, the hydraulic cylinder is installed on the clamping mechanism, the pressure arm is connected with the hydraulic cylinder, the square pressing plate is connected with the pressure arm, the pressure sensor is arranged on the pressure arm, and the pressure sensor is used for sensing a pressure value of a pressure test and transmitting the pressure value to the test control device;
the test control device includes: the device comprises a lifting controller, a hydraulic cylinder controller, a pressure setting module, a pressure sensing receiving module, a time setting module, a microcontroller, an operation panel and a storage;
the lifting controller is connected with the motor and is used for controlling the starting, the stopping and the forward and reverse rotation of the motor;
the hydraulic cylinder controller is connected with the hydraulic cylinder and used for controlling the hydraulic cylinder to operate;
the pressure setting module is used for enabling a user to set a test pressure preset value through the operation panel and transmitting the set test pressure preset value to the microcontroller;
the pressure sensing receiving module is used for receiving the pressure value sensed by the pressure sensor and transmitting the received test pressure value to the microcontroller;
the time setting module is used for enabling a user to set the duration of the pressure test through the operation panel and transmitting the set test duration to the microcontroller;
the microcontroller is used for measuring the duration of the pressure test, and when the duration of the pressure test reaches a preset duration, a control signal is sent to the hydraulic cylinder controller, so that the hydraulic cylinder controller controls the hydraulic cylinder to stop pressing; and the hydraulic cylinder controller is used for sending a control signal to the hydraulic cylinder controller according to the test pressure preset value set by the pressure setting module, so that the hydraulic cylinder controller controls the hydraulic cylinder to press down the runway of the treadmill.
Preferably, the method further comprises the following steps: a tension test belt and a tension sensor;
the tension sensor is arranged on the pressure arm to replace the pressure sensor;
the test platform is provided with two parallel horizontal slideways, a vertical beam the bottom of which is connected with the horizontal slideways in a sliding way, the vertical beam is provided with a lifting guide groove, and a transverse beam is arranged between the vertical beams; the two ends of the transverse beam are matched with the lifting guide grooves of the vertical beam, so that the transverse beam moves up and down along the lifting guide grooves; one end of the horizontal slideway is propped against the bottom end of a vertical beam of the portal frame; the transverse beam is provided with a fixed pulley;
one end of the tension test belt is connected with the pressure arm, and the other end of the tension test belt bypasses the fixed pulley and is connected with a handle of the treadmill arranged on the test platform.
Preferably, the method further comprises the following steps: two support beams;
the two support beams are respectively connected with the top of the vertical beam.
Preferably, the lifting controller includes: the device comprises a motor rapid ascending control module, a motor rapid descending control module, a motor slow ascending control module and a motor slow descending control module;
the operation panel is provided with a motor fast-rising control button, a motor fast-falling control button, a motor slow-rising control button and a motor slow-falling control button.
Preferably, the operation panel is provided with a display screen, a power supply control button, a lifting controller control button, a hydraulic cylinder control button, a pressure setting operation button and a time setting operation button;
the test control device further includes: an automatic test operation control module;
the automatic test operation control module is used for automatically controlling and executing a test operation process according to a control instruction of the microcontroller, a preset test pressure value, test duration and a preset height value of the square pressing plate and the pressure detection position.
Preferably, the lifting controller includes: the device comprises a filter rectification circuit, a control switch, a driving circuit, a rotating speed control device and a rotating speed acquisition module;
the first end of the filter rectification circuit is connected with commercial power, the second end of the filter rectification circuit is connected with the execution input end of the control switch, the control end of the control switch is connected with the driving circuit, the driving circuit is connected with the microcontroller, the execution end output end of the control switch is connected with the rotating speed control device, the rotating speed control device is connected with the rotating speed acquisition module, and the rotating speed acquisition module is connected with the motor; the filter rectification circuit is used for rectifying 220V mains supply voltage into pulsating direct current and reducing alternating current components in the pulsating direct current voltage under the action of the filter circuit, so that direct current with low output voltage ripple factor and smooth waveform is obtained, the control switch is turned on or off according to a control instruction of the driving circuit, and the direct current is added to the motor through the rotating speed control device after the control switch is turned on; the rotating speed acquisition module acquires the rotating speed of the motor and feeds the rotating speed back to the microcontroller through the signal processing circuit;
the drive circuit includes: the first pin of the driving chip is connected with a power supply and is grounded through a capacitor Cfz1 and a capacitor Cfz2, the third pin of the driving chip is connected with the control switch through a resistor Rfz2, the fourth pin of the driving chip is grounded, and the fifth pin of the driving chip is connected with the microcontroller through a resistor Rfz 1.
Preferably, the method further comprises the following steps: a compression bar and a shoe;
one end of the pressure rod is connected with the pressure arm, and the other end of the pressure rod is connected with the press shoe.
A comprehensive test method for the load of a treadmill comprises the following steps: a treadmill static load test method;
placing the treadmill at a testing position of a testing platform, connecting a square pressure plate to a pressure arm, and controlling the positions of a motor and a pressure sensor to ensure that the pressure sensor is vertical to the surface of a runway of the treadmill and the surface of the pressure sensor is at a pressure detection position; the pressure detection position is counted from the rear end of the surface of the runway and extends to 66% of the full length of the surface of the runway towards the front end of the runway;
setting the lifting speed of a motor to be 60mm/min, the automatic lifting speed to be 3mm/min, the pressure value to be a preset value and the test holding time to be 60s through a lifting controller; the square pressing plate is moved to a preset height above the pressure detection position through manual operation; and then starting automatic operation, keeping the pressure value for 60s after the pressure value reaches the preset pressure value, driving the horizontal beam to rise again by the motor until the horizontal beam returns to the initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after the test.
Preferably, the method comprises: a pedal platform test method;
the square pressing plate is replaced by a pressing rod and connected with a pressing shoe, the pressing shoe is placed in the middle of the antiskid surface of the treadmill pedal platform, and the treadmill pedal platform and the pressing shoe are adjusted to be in a vertical state; presetting a pressure value as a pressure value of the pressure pedal platform, starting automatic operation, keeping the pressure value for 300s after the pressure value reaches the preset pressure value, and then lifting the horizontal beam back by the motor until the horizontal beam returns to the initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after the test.
Preferably, the method comprises: side arm or front handle approaches;
adjusting the pressure arm to enable the pressure arm to be in a horizontal state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and enabling the other end of the tension test belt to pass around the fixed pulley and be connected with a side handrail or a front handle of the treadmill arranged on the test platform; setting a tensile force value, keeping for 300s, and checking whether the treadmill is abnormal after the test;
adjusting the pressure arm to enable the pressure arm to be in a vertical state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and connecting the other end of the tension test belt with a side handrail or a front handle of the treadmill arranged on the test platform by bypassing the fixed pulley; setting a tensile force value, keeping the time for 300s, and checking whether the treadmill is abnormal after the test.
According to the technical scheme, the invention has the following advantages:
the treadmill load comprehensive testing machine can apply tension and pressure to various types of treadmills. The frame structure of the treadmill load comprehensive testing machine is firm, has good stability and has high rigidity.
The treadmill load comprehensive testing machine can test the static load of the treadmill and can test and test a pedal platform, a side handrail or a front handle. And the operation panel can display the test result and the test data information in the test process. And the test device can also display the test curve, edit the test report and print various results and curve reports.
The treadmill load comprehensive testing machine is convenient to test, can realize testing the state load of the treadmill, accurately detect the state load of the treadmill, the pedal platform, the side handrail or the front handle, realize automatic control loading, ensure the factory quality of the treadmill and ensure the personal safety of a user.
Drawings
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 drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a front view of a treadmill load testing machine;
FIG. 2 is a side view of the treadmill load tester;
FIG. 3 is a top view of the treadmill load integrated test machine with a press shoe;
FIG. 4 is a front view of the test control apparatus;
FIG. 5 is a side view of the test control apparatus;
FIG. 6 is a schematic view of a treadmill load integrated test machine;
FIG. 7 is a schematic diagram of a lift controller;
fig. 8 is a circuit diagram of a driving circuit.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments and drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
The present embodiment provides a treadmill load integrated test machine, as shown in fig. 1 to 6, including: a test platform 1 and a test control device 18; the test platform 1 is provided with a first portal frame, and the first portal frame is provided with two vertical beams 2, a horizontal beam 3 and a lifting beam 7; the bottoms of the two vertical beams 2 are respectively connected with the test platform 1, and the horizontal beam 3 is respectively connected with the tops of the two vertical beams 2; the two vertical beams 2 are respectively provided with a screw rod 4, two ends of the lifting beam 7 are respectively provided with a gear 5, the lifting beam 7 is provided with a pressure test device, the test platform 1 is provided with a motor 6 for driving the screw rods 4 to run, the gears 5 at two ends of the lifting beam 7 are respectively matched with the screw rods 4, and the screw rods 4 are driven by the motor 6 to rotate so as to enable the lifting beam 7 to move up and down along the screw rods 4 of the vertical beams 2;
the pressure test device includes: the clamping mechanism 8, the hydraulic cylinder 9, the pressure arm 10, the square pressure plate 11 and the pressure sensor;
the clamping mechanism 8 is connected with the lifting beam 7 in a clamping mode, the hydraulic cylinder 9 is installed on the clamping mechanism 8, the pressure arm 10 is connected with the hydraulic cylinder 9, the square pressing plate 11 is connected with the pressure arm 10, the pressure sensor is arranged on the pressure arm 10 and used for sensing a pressure value of a pressure test and transmitting the pressure value to the test control device;
the test control device includes: a lifting controller 22, a hydraulic cylinder controller 23, a pressure setting module 24, a pressure sensing receiving module 25, a time setting module 26, a microcontroller 21, an operation panel 27 and a storage 29; the lifting controller 22 is connected with the motor 6 and is used for controlling the starting, stopping and forward and reverse rotation of the motor 6; the hydraulic cylinder controller 23 is connected with the hydraulic cylinder 9 and is used for controlling the operation of the hydraulic cylinder 9; the pressure setting module 24 is used for enabling a user to set a preset value of the test pressure through the operation panel 27 and transmitting the set preset value of the test pressure to the microcontroller 21; the pressure sensing receiving module 25 is used for receiving a pressure value sensed by the pressure sensor and transmitting the received test pressure value to the microcontroller 21; the time setting module 26 is used for enabling a user to set the duration of the pressure test through the operation panel 27 and transmit the set test duration to the microcontroller 21;
the microcontroller 21 is used for measuring the duration of the pressure test, and when the duration of the pressure test reaches a preset duration, a control signal is sent to the hydraulic cylinder controller, so that the hydraulic cylinder controller controls the hydraulic cylinder to stop pressing; and the hydraulic cylinder controller is used for sending a control signal to the hydraulic cylinder controller according to the test pressure preset value set by the pressure setting module, so that the hydraulic cylinder controller controls the hydraulic cylinder to press down the runway of the treadmill.
In this embodiment, the method further includes: a tension test belt and a tension sensor; the tension sensor is arranged on the pressure arm 10 to replace the pressure sensor;
the test platform 1 is provided with two parallel horizontal slideways 13, vertical beams 14 of which the bottoms are connected with the horizontal slideways 13 in a sliding way, lifting guide grooves are arranged on the vertical beams 14, and transverse beams 15 are arranged between the vertical beams 14; the two ends of the transverse beam 15 are matched with the lifting guide grooves of the vertical beam 14, so that the transverse beam 15 moves up and down along the lifting guide grooves; one end of the horizontal slideway 13 is propped against the bottom end of a vertical beam 2 of the portal frame; the transverse beam 15 is provided with a fixed pulley 16; one end of the tensile test belt is connected with the pressure arm 10, and the other end of the tensile test belt bypasses the fixed pulley 16 and is connected with a handle of the treadmill arranged on the test platform 1.
Treadmill load integrated test machine still includes: two support beams 12; two support beams 12 are connected to the top of the vertical beam 2, respectively. The support beams 12 are used to support the vertical beams 2, improving the rigidity of the vertical beams 2.
Further comprising: a press rod 42 and a press shoe 41; one end of the pressure lever 42 is connected with the pressure arm 10, and the other end of the pressure lever 42 is connected with the press shoe 41.
In the present embodiment, as shown in fig. 7 and 8, the lift controller 22 includes: a filter rectifying circuit 32, a control switch 33, a driving circuit 34, a rotating speed control device 35 and a rotating speed obtaining module 36;
the first end of the filter rectification circuit is connected with commercial power, the second end of the filter rectification circuit is connected with the execution input end of the control switch, the control end of the control switch is connected with the driving circuit, the driving circuit is connected with the microcontroller, the execution end output end of the control switch is connected with the rotating speed control device, the rotating speed control device is connected with the rotating speed acquisition module, and the rotating speed acquisition module is connected with the motor; the filter rectification circuit is used for rectifying 220V mains supply voltage into pulsating direct current and reducing alternating current components in the pulsating direct current voltage under the action of the filter circuit, so that direct current with low output voltage ripple factor and smooth waveform is obtained, the control switch is turned on or off according to a control instruction of the driving circuit, and the direct current is added to the motor through the rotating speed control device after the control switch is turned on; the rotating speed acquisition module acquires the rotating speed of the motor and feeds the rotating speed back to the microcontroller 21 through the signal processing circuit;
therefore, the motor is stably controlled, and the control precision is high. The rotating speed obtaining module 36 is arranged, the rotating speed obtaining module 36 can adopt a resistor, when the current and the voltage born by the resistor are overlarge, the signal processing circuit feeds back to the microcontroller 21, the microcontroller 21 controls the control switch 33 to be switched off through the driving circuit, and the power supply of the motor can be switched off, so that the motor is protected, and an electric element is also protected.
The drive circuit includes: the driving chip 38, the first pin of the driving chip 38 is connected with the power supply and is grounded through a capacitor Cfz1 and a capacitor Cfz2, the third pin of the driving chip is connected with the control switch through a resistor Rfz2, the fourth pin of the driving chip is grounded, and the fifth pin of the driving chip is connected with the microcontroller through a resistor Rfz 1;
in this embodiment, the preferred parameters of the treadmill load integrated test machine are as follows:
the invention also provides a comprehensive treadmill load test method, which comprises the following steps: a treadmill static load test method;
placing the treadmill at a testing position of a testing platform, connecting a square pressure plate to a pressure arm, and controlling the positions of a motor and a pressure sensor to ensure that the pressure sensor is vertical to the surface of a runway of the treadmill and the surface of the pressure sensor is at a pressure detection position; the pressure detection position is counted from the rear end of the surface of the runway and extends to 66% of the full length of the surface of the runway towards the front end of the runway;
setting the lifting speed of a motor to be 60mm/min, the automatic lifting speed to be 3mm/min, the pressure value to be a preset value and the test holding time to be 60s through a lifting controller; the square pressing plate is moved to a preset height above the pressure detection position through manual operation; and then starting automatic operation, keeping the pressure value for 60s after the pressure value reaches the preset pressure value, driving the horizontal beam to rise again by the motor until the horizontal beam returns to the initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after the test.
The method comprises the following steps: a pedal platform test method; the pedal platform is the both sides of treadmill running platform promptly, and sometimes runner can stand to the pedal platform and rest. If the footrest platform does not have sufficient support force, it will cause the runner to fall. The invention is particularly used for detecting the pedal platform.
The square pressing plate is replaced by a pressing rod and connected with a pressing shoe, the pressing shoe is placed in the middle of the antiskid surface of the treadmill pedal platform, and the treadmill pedal platform and the pressing shoe are adjusted to be in a vertical state; presetting a pressure value as a pressure value of the pressure pedal platform, starting automatic operation, keeping the pressure value for 300s after the pressure value reaches the preset pressure value, and then lifting the horizontal beam back by the motor until the horizontal beam returns to the initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after the test.
The method comprises the following steps: side arm or front handle test methods;
adjusting the pressure arm to enable the pressure arm to be in a horizontal state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and enabling the other end of the tension test belt to pass around the fixed pulley and be connected with a side handrail or a front handle of the treadmill arranged on the test platform; setting a tensile force value, keeping for 300s, and checking whether the treadmill is abnormal after the test;
adjusting the pressure arm to enable the pressure arm to be in a vertical state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and connecting the other end of the tension test belt with a side handrail or a front handle of the treadmill arranged on the test platform by bypassing the fixed pulley; setting a tensile force value, keeping the time for 300s, and checking whether the treadmill is abnormal after the test.
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 (2)
1. A treadmill load integrated test machine is characterized by comprising: the device comprises a test platform, a test control device and two supporting beams; the test platform is provided with a first portal frame, and the first portal frame is provided with two vertical beams, a horizontal beam and a lifting beam; the bottoms of the two vertical beams are respectively connected with the test platform, and the horizontal beam is respectively connected with the tops of the two vertical beams; the two vertical beams are respectively provided with a lead screw, two ends of the lifting beam are respectively provided with a gear, the lifting beam is provided with a pressure test device, the test platform is provided with a motor for driving the lead screws to run, the gears at the two ends of the lifting beam are respectively matched with the lead screws, and the lead screws are driven by the motor to rotate so as to enable the lifting beam to move up and down along the lead screws of the vertical beams;
the pressure test device includes: the clamping mechanism comprises a hydraulic cylinder, a pressure arm, a square pressure plate and a pressure sensor;
the clamping mechanism is connected with the lifting beam in a clamping mode, the hydraulic cylinder is installed on the clamping mechanism, the pressure arm is connected with the hydraulic cylinder, the square pressing plate is connected with the pressure arm, the pressure sensor is arranged on the pressure arm, and the pressure sensor is used for sensing a pressure value of a pressure test and transmitting the pressure value to the test control device;
the test control device includes: the device comprises a lifting controller, a hydraulic cylinder controller, a pressure setting module, a pressure sensing receiving module, a time setting module, a microcontroller, an operation panel and a storage; the lifting controller is connected with the motor and is used for controlling the starting, the stopping and the forward and reverse rotation of the motor;
the hydraulic cylinder controller is connected with the hydraulic cylinder and used for controlling the hydraulic cylinder to operate;
the pressure setting module is used for enabling a user to set a test pressure preset value through the operation panel and transmitting the set test pressure preset value to the microcontroller;
the pressure sensing receiving module is used for receiving the pressure value sensed by the pressure sensor and transmitting the received test pressure value to the microcontroller;
the time setting module is used for enabling a user to set the duration of the pressure test through the operation panel and transmitting the set test duration to the microcontroller;
the microcontroller is used for measuring the duration of the pressure test, and when the duration of the pressure test reaches a preset duration, a control signal is sent to the hydraulic cylinder controller, so that the hydraulic cylinder controller controls the hydraulic cylinder to stop pressing; the hydraulic cylinder controller is used for controlling the hydraulic cylinder to press down the runway of the treadmill according to the test pressure preset value set by the pressure setting module;
the two supporting beams are respectively connected with the top of the vertical beam;
the lifting controller includes: the device comprises a motor rapid ascending control module, a motor rapid descending control module, a motor slow ascending control module and a motor slow descending control module;
the operation panel is provided with a motor fast-rising control button, a motor fast-falling control button, a motor slow-rising control button and a motor slow-falling control button;
the operation panel is also provided with a display screen, a power supply control button, a lifting controller control button, a hydraulic cylinder control button, a pressure setting operation button and a time setting operation button;
the test control device further includes: an automatic test operation control module;
the automatic test operation control module is used for automatically controlling and executing a test operation process according to a control instruction of the microcontroller, a preset test pressure value, test duration and a preset height value of the square pressing plate and the pressure detection position;
the elevating controller further includes: the device comprises a filter rectification circuit, a control switch, a driving circuit, a rotating speed control device and a rotating speed acquisition module;
the first end of the filter rectification circuit is connected with commercial power, the second end of the filter rectification circuit is connected with the execution input end of the control switch, the control end of the control switch is connected with the driving circuit, the driving circuit is connected with the microcontroller, the execution end output end of the control switch is connected with the rotating speed control device, the rotating speed control device is connected with the rotating speed acquisition module, and the rotating speed acquisition module is connected with the motor; the filter rectification circuit is used for rectifying 220V mains supply voltage into pulsating direct current and reducing alternating current components in the pulsating direct current voltage under the action of the filter circuit, so that direct current with low output voltage ripple factor and smooth waveform is obtained, the control switch is turned on or off according to a control instruction of the driving circuit, and the direct current is added to the motor through the rotating speed control device after the control switch is turned on; the rotating speed acquisition module acquires the rotating speed of the motor and feeds the rotating speed back to the microcontroller through the signal processing circuit;
the drive circuit includes: the first pin of the driving chip is connected with a power supply and is grounded through a capacitor Cfz1 and a capacitor Cfz2, the third pin of the driving chip is connected with the control switch through a resistor Rfz2, the fourth pin of the driving chip is grounded, and the fifth pin of the driving chip is connected with the microcontroller through a resistor Rfz 1;
the device also comprises a tension test belt and a tension sensor; when a side handrail or front handle test is carried out, the tension sensor is arranged on the pressure arm to replace the pressure sensor; the test platform is provided with two parallel horizontal slideways, a vertical beam the bottom of which is connected with the horizontal slideways in a sliding way, the vertical beam is provided with a lifting guide groove, and a transverse beam is arranged between the vertical beams; the two ends of the transverse beam are matched with the lifting guide grooves of the vertical beam, so that the transverse beam moves up and down along the lifting guide grooves; one end of the horizontal slideway is propped against the bottom end of a vertical beam of the portal frame; the transverse beam is provided with a fixed pulley; one end of the tension test belt is connected with the pressure arm, and the other end of the tension test belt bypasses the fixed pulley and is connected with a handle of the treadmill arranged on the test platform;
the shoe press also comprises a press rod and a shoe press; when the pedal platform is tested, the square pressing plate is replaced by the pressing rod and connected with the press shoe, one end of the pressing rod is connected with the pressure arm, and the other end of the pressing rod is connected with the press shoe.
2. A treadmill load integrated test method based on the treadmill load integrated test machine according to claim 1, characterized in that the method comprises: a treadmill static load test method;
placing the treadmill at a testing position of a testing platform, connecting a square pressure plate to a pressure arm, and controlling the positions of a motor and a pressure sensor to ensure that the pressure sensor is vertical to the surface of a runway of the treadmill and the surface of the pressure sensor is at a pressure detection position; the pressure detection position is counted from the rear end of the surface of the runway and extends to 66% of the full length of the surface of the runway towards the front end of the runway;
setting the lifting speed of a motor to be 60mm/min, the automatic lifting speed to be 3mm/min, the pressure value to be a preset value and the test holding time to be 60s through a lifting controller; the square pressing plate is moved to a preset height above the pressure detection position through manual operation; then starting automatic operation, keeping the pressure value for 60s after the pressure value reaches the preset pressure value, driving the horizontal beam to rise again by the motor until the horizontal beam returns to the initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after the test;
the pedal platform test method comprises the following steps:
the square pressing plate is replaced by a pressing rod and connected with a pressing shoe, the pressing shoe is placed in the middle of the antiskid surface of the treadmill pedal platform, and the treadmill pedal platform and the pressing shoe are adjusted to be in a vertical state; presetting a pressure value as a pressure value of a pressure pedal platform, starting automatic operation, keeping the pressure value for 300s after the pressure value reaches the preset pressure value, driving a horizontal beam to ascend by a motor until the horizontal beam returns to an initial position of the automatic operation, and checking whether the treadmill has abnormal conditions after a test;
side arm or front handle test method:
adjusting the pressure arm to enable the pressure arm to be in a horizontal state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and enabling the other end of the tension test belt to pass around the fixed pulley and be connected with a side handrail or a front handle of the treadmill arranged on the test platform;
setting a tensile force value, keeping for 300s, and checking whether the treadmill is abnormal after the test;
adjusting the pressure arm to enable the pressure arm to be in a vertical state, arranging the tension sensor on the pressure arm to replace the pressure sensor, connecting one end of a tension test belt with the pressure arm, and connecting the other end of the tension test belt with a side handrail or a front handle of the treadmill arranged on the test platform by bypassing the fixed pulley;
setting a tensile force value, keeping the time for 300s, and checking whether the treadmill is abnormal after the test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779321.5A CN106353119B (en) | 2016-08-31 | 2016-08-31 | Treadmill load comprehensive testing machine and testing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779321.5A CN106353119B (en) | 2016-08-31 | 2016-08-31 | Treadmill load comprehensive testing machine and testing method |
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| Publication Number | Publication Date |
|---|---|
| CN106353119A CN106353119A (en) | 2017-01-25 |
| CN106353119B true CN106353119B (en) | 2020-04-10 |
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| CN109490003B (en) * | 2018-12-26 | 2020-07-03 | 方圆广电检验检测股份有限公司 | Force application load device suitable for treadmill |
| CN113640033A (en) * | 2021-09-04 | 2021-11-12 | 金华市计量质量科学研究院(国家机动车机械零部件产品质量监督检验中心(浙江)、金华市标准化研究院) | Walking surface, handrail and edge static load strength testing machine of walking machine |
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| CN106353119A (en) | 2017-01-25 |
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