Foot switch fatigue tester
By designing a foot switch fatigue tester, combining force sensors and electric cylinders, and adopting multiple test modes, the problems of poor detection effect and sample offset in the existing technology are solved, and the accurate evaluation of the service life of the foot switch is achieved and Pressure detection.
Patent Information
- Application Number
- CN202420721605.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The existing foot switch life test method can only detect the number of pedaling times and cannot effectively evaluate the impact of pedaling pressure on service life, resulting in inaccurate detection effect and prone to sample deviation.
Design a foot switch fatigue tester, adopts a detection mode combining force sensor and electric cylinder, sets up four L-shaped sample pressure plates, performs pressure and number of tests through the touch screen, avoids sample offset, and provides multiple test modes to improve Detection accuracy.
It realizes a more accurate evaluation of the service life of the foot switch, can effectively detect pressure and frequency, avoid sample offset, and improves the accuracy and reliability of the test.
Smart Images
Figure CN222353494U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of foot switch testing, in particular to a foot switch fatigue tester. Background Art
[0002] A foot switch is a switch that can be used to turn a circuit on and off by stepping on it, and can also be used to control the output current. A foot switch is a switch that can be used to turn a circuit on and off by stepping on it, and is used in control circuits that cannot be touched by both hands to achieve the purpose of operation by replacing both hands.
[0003] In the process of foot switch production, it is necessary to test the service life of the foot switch. Most of the existing foot switch life tests use equipment to continuously step on the foot switch to determine the service life of the foot switch. However, in actual use, the foot switch is not only damaged by too many steps, but also by excessive stepping pressure. The existing equipment can only perform a single test on the service life of the foot switch, and the test effect is poor. Therefore, it is necessary to design a new foot switch fatigue tester to solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a foot switch fatigue tester is proposed. The fatigue tester is provided with two detection modes, so that a pressure test and a foot-operation number test can be performed on the foot switch, so that the service life test effect of the foot switch can be more accurate, and through the setting of the sample pressure plate, the deviation of the foot switch can be avoided during the detection.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A foot switch fatigue tester comprises a sample table, a frame is installed on the upper end of the sample table, a synchronous wheel cover is installed on the inner top of the frame, a motor and an electric cylinder are installed on the lower end of the synchronous wheel cover, a rectangular plate is fixedly connected to the telescopic end of the electric cylinder, an electric cylinder connector is fixedly connected to the lower end of the rectangular plate, a cushion block is fixedly connected to the lower end of the cushion block, a force sensor is installed on the lower end of the force sensor, a pressure head is installed, and a plurality of cross bars are arranged inside the frame.
[0007] Preferably, four sample pressing plates are fixedly connected to the sample table, and the four sample pressing plates are all L-shaped.
[0008] Preferably, a touch screen, a power switch, a start switch and a stop switch are provided on the left side of the frame.
[0009] Preferably, the cushion block is composed of a circular ring block and a rubber block, and the rubber block is located above the circular ring block.
[0010] Preferably, a plurality of adjustment feet are fixedly connected to the lower end of the sample table.
[0011] Preferably, an insulating plate is embedded on the sample table, and a terminal is provided at the upper end of the insulating plate.
[0012] Compared with the existing technology, the advantages of this device are:
[0013] 1. Compared with the existing technology, the tester can perform pressure test and foot-operation number test on the touch delay switch on the touch screen through the setting of force sensor and electric cylinder, so as to better grasp the service life limit of the foot switch and improve the accuracy of the foot switch life test;
[0014] 2. Compared with the prior art, the arrangement of four sample pressing plates enables the foot switch to be limited during the test, thereby avoiding the foot switch from being offset during the test. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a structural schematic diagram of a foot switch fatigue tester proposed by the utility model;
[0016] Figure 2 for Figure 1 A schematic diagram of the enlarged structure at A in the middle;
[0017] Figure 3 for Figure 1 Schematic diagram of the internal structure.
[0018] In the figure: 1 sample table, 2 adjustment feet, 3 insulation board, 4 frame, 5 touch screen, 6 power switch, 7 start switch, 8 stop switch, 9 sample pressing plate, 10 pressing head, 11 force sensor, 12 cushion block, 13 connecting flange, 14 electric cylinder connecting head, 15 cross bar, 16 motor, 17 synchronous wheel cover, 18 electric cylinder, 19 terminal. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0020] Reference Figure 1-Figure 3A foot switch fatigue tester comprises a sample table 1, a plurality of adjustment feet 2 are fixedly connected to the lower end of the sample table 1, a frame 4 is installed on the upper end of the sample table 1, a synchronous wheel cover 17 is installed on the inner top of the frame 4, a motor 16 and an electric cylinder 18 are installed on the lower end of the synchronous wheel cover 17, a rectangular plate is fixedly connected to the telescopic end of the electric cylinder 18, an electric cylinder connector 14 is fixedly connected to the lower end of the rectangular plate, a cushion block 12 is fixedly connected to the lower end of the electric cylinder connector 14, the cushion block 12 is composed of a circular ring block and a rubber block, the rubber block is located above the circular ring block, a force sensor 11 is installed on the lower end of the cushion block 12, a pressure head 10 is installed on the lower end of the force sensor 11, and a plurality of cross bars 15 are arranged inside the frame 4.
[0021] Among them, four sample pressing plates 9 are fixedly connected to the sample table 1, and the four sample pressing plates 9 are all L-shaped.
[0022] Among them, the left side of the frame 4 is provided with a touch screen 5, a power switch 6, a start switch 7 and a stop switch 8. The touch screen 5 is provided with a "Welcome to Enter" button. The staff touches the button to enter the pedaling screen. The pedaling end point, pedaling starting point, current position, pedaling number, set pedaling number, pedaling speed, end point stay time can be set in the pedaling screen, and it contains a reset button, and can display whether the current state has an origin. The pressure screen, setting screen and manual screen can also be entered through the pedaling screen. In the pressure screen, the current pedaling pressure, set pedaling pressure, pedaling number, set pedaling number, current position, current stay time can be set. The pressure screen is equipped with a reset button. The setting screen can set the pedal end point, pedal starting point, pedal rate, and pedal times, and displays the current position in real time. A pedal test (on and off) button can be set to change the test mode: pressure test, pedal test (on and off), and pedal test (no on and off). The manual screen includes real-time display of the end point position of the current test, real-time display of the current position of the current test, real-time display of the starting point position of the current test, setting the current position as the end point, setting the current position as the starting point, and fast forward, slow forward, fast backward, and slow backward buttons are set.
[0023] Among them, an insulating plate 3 is embedded on the sample table 1, and a terminal 19 is provided at the upper end of the insulating plate 3. There are two terminal posts 19. When the two terminal posts 19 are connected to the sample through wires, an alarm light and a power supply are provided on the rack 4. The power supply, the alarm light, the two terminal posts 19 and the sample form a loop.
[0024] The functional principle of the utility model can be explained through the following operation mode: when conducting a pressure test, connect the device to the power supply, turn on the power switch 6 upwards to power the device, enter the setting screen on the touch screen 5, set the test mode, set the test pressure, the number of footsteps, and the pressure dwell time in the pressure screen, place the sample under the push rod moving downward, fix the sample with the baffle of the device to prevent the sample from moving, press the reset button, and reset the foot pedal device to the origin; press the start button, the test starts, and when the test pressure is reached, the holding time starts to count, and after the timing time is reached, it starts to reset and counts once. When the number of times reaches the set value, the test ends and the alarm rings. During the test, the test can be stopped by pressing the stop button.
[0025] When conducting a pedal test with on and off, connect the device to the power supply, turn on the power switch 6 upwards to power the device, enter the setting screen on the touch screen 5, and set the test mode, rate and stroke. (The dwell time must be less than the pedal cycle time, which is the reciprocal of the pedal rate); place the sample under the downward moving push rod, fix the sample with the baffle provided by the device to prevent the sample from moving, and connect two wires from the sample to the terminal 19; press the reset button to reset the pedal device to the origin; press the start button to start the test. When the pedal is pressed down, the sample is powered on, and the current power is displayed on the screen (not on and off, the alarm rings). When the test number is reached, the test ends and the alarm rings. During the test, the test can be stopped by pressing the stop button.
[0026] When conducting a pedal test without switching on and off, connect the device to the power supply, turn on the power switch 6 upwards to power the device, enter the setting screen on the touch screen 5, and set the test mode, rate and stroke. (The dwell time must be less than the pedal cycle time, which is the reciprocal of the pedal rate); place the sample under the downward moving push rod, and fix the sample with the baffle of the device to prevent the sample from moving; press the reset button to reset the pedal device to the origin; press the start button to start the test, and when the test number is reached, the test ends and the alarm rings. The test can be stopped by pressing the stop button during the test.
[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A foot switch fatigue tester, comprising a sample table (1), characterized in that: A frame (4) is installed at the upper end of the sample table (1), a synchronous wheel cover (17) is installed at the inner top of the frame (4), a motor (16) and an electric cylinder (18) are installed at the lower end of the synchronous wheel cover (17), a rectangular plate is fixedly connected to the telescopic end of the electric cylinder (18), an electric cylinder connector (14) is fixedly connected to the lower end of the rectangular plate, a cushion block (12) is fixedly connected to the lower end of the cushion block (12), a force sensor (11) is installed at the lower end of the force sensor (11), a pressure head (10) is installed, and a plurality of cross bars (15) are provided inside the frame (4).
2. A foot switch fatigue tester according to claim 1, characterized in that: Four sample pressing plates (9) are fixedly connected to the sample table (1), and the four sample pressing plates (9) are all L-shaped.
3. A foot switch fatigue tester according to claim 1, characterized in that: A touch screen (5), a power switch (6), a start switch (7) and a stop switch (8) are provided on the left side of the frame (4).
4. A foot switch fatigue tester according to claim 1, characterized in that: The cushion block (12) is composed of a circular ring block and a rubber block, and the rubber block is located above the circular ring block.
5. A foot switch fatigue tester according to claim 1, characterized in that: A plurality of adjustment feet (2) are fixedly connected to the lower end of the sample table (1).
6. A foot switch fatigue tester according to claim 1, characterized in that: An insulating plate (3) is embedded on the sample table (1), and a terminal post (19) is provided at the upper end of the insulating plate (3).