Device and method for measuring large-area friction system

Abstract

The invention relates to the technical field of friction coefficient measuring equipment, in particular to a device for measuring a large-area friction system and a measuring method. The device comprises a tray assembly placed on a to-be-detected surface, a balancing weight arranged on the tray assembly, an electronic chest expander module connected with the tray assembly through a connecting wire, and a data receiving and automatic analyzing unit which is in electric signal connection with the electronic chest expander module and is used for receiving numerical values of the electronic chest expander module in real time. According to the technical scheme, simple equipment is placed on different table tops needing to be measured, measurement is directly carried out, related data are rapidly set, the measurement is not limited by the size, and the measurement convenience can be greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of friction coefficient measuring equipment, and in particular to a device and a measuring method for measuring a large-area friction system. Background Art

[0002] The purpose is that there is no better and simpler way to measure the friction coefficient of a larger contact surface, based on the principle of the tools commonly used in society to measure the friction coefficient of the surface of an object.

[0003] Prior art, application number: CN202311678138.2; friction coefficient measuring device and friction coefficient measuring method, the prior art cannot be applied to the measurement of a large end area, and due to the specificity of the device, there are limitations, because the object to be measured is large and needs to be cut into small pieces or requires a relatively large and expensive instrument to measure, which greatly increases the complexity of the measurement, so it is not practical, difficult to operate, and costly.

[0004] Therefore, it is necessary to design a device and a measurement method for measuring a large-area friction system to solve the above problems. Summary of the invention

[0005] The purpose of the present invention is to provide a device and a method for measuring a large-area friction system to overcome the above-mentioned deficiencies in the current prior art.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A device for measuring a large area friction system, comprising a tray assembly placed on a surface to be measured, a counterweight block arranged on the tray assembly, an electronic tensioner module connected to the tray assembly via a connecting line, and a data receiving automatic analysis unit connected to the electronic tensioner module by an electrical signal to receive the electronic tensioner module value in real time;

[0008] The data receiving automatic analysis unit includes an automatic calculation unit, a signal receiving unit, and a data input unit;

[0009] The weight of the counterweight on the tray is adjustable, and can be adjusted according to the measurement needs.

[0010] Just input the weight of the pallet and the counterweight into the measuring device;

[0011] The electronic tensioner module is used to measure the current force in real time and transmit the value to the computing end of the device.

[0012] Preferably, an adhesive adsorption piece is also provided on the tray assembly.

[0013] A method for measuring a large area friction system, characterized in that it specifically comprises the following steps:

[0014] S1, measure the weight of the pallet assembly, and place the weight block to be measured on the pallet assembly, and the overall weight is recorded as: N;

[0015] S2, connecting the electronic tensioner module to one end of the tray with a rope;

[0016] S3. After the tray end is ready, place the whole device on the surface to be tested, and use the traction device to pull the whole device to move, accelerate from 0mm / min to 100mm / min, and finally perform a uniform speed at 100mm / min, so as to read the magnitude of the pulling force according to the state after the average speed and record it as F;

[0017] S4, based on the force F obtained above and the weight N, calculation is performed according to the friction calculation formula, and the equipment terminal obtains the surface friction coefficient of the object measured by Gates according to F=Μn.

[0018] Preferably, by inputting the total weight of the object to be measured, the weight of the tray assembly and the counterweight, the tension F is received in real time through the electronic tensioner module, and the measured tension is received in real time through the signal receiving unit, and finally summarized into the automatic calculation unit, and the data is autonomously input for calculation through the set calculation equation, and the calculation formula is: F=μN.

[0019] The beneficial effects of the present invention are as follows: the technical solution can directly perform measurements and quickly set relevant data by placing simple equipment on different tables that need to be measured without being limited by size, thereby greatly improving the convenience of measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of a device and a method for measuring a large-area friction system according to the present invention;

[0021] Figure 2 A physical diagram of a device and a measuring method for measuring a large-area friction system according to the present invention;

[0022] In the figure: 1. Tray assembly; 2. Counterweight; 3. Connecting wire; 4. Electronic tensioner module. DETAILED DESCRIPTION

[0023] Reference Figure 1 to Figure 2, a device for measuring a large area friction system, comprising a tray assembly 1 placed on a surface to be measured, a counterweight 2 arranged on the tray assembly, an electronic tensioner module 4 connected to the tray assembly via a connecting line 3, and a data receiving automatic analysis unit connected to the electronic tensioner module by an electrical signal to receive the electronic tensioner module value in real time;

[0024] The data receiving automatic analysis unit includes an automatic calculation unit, a signal receiving unit, and a data input unit. By inputting the total weight of the tray assembly and the weight of the counterweight block of the object to be measured, the tension F is received in real time through the electronic tensioner module, and the measured tension is received in real time through the signal receiving unit. Finally, it is summarized into the automatic calculation unit, and the data is autonomously brought into the calculation through the set calculation equation for calculation, F=μN, so as to obtain the dynamic friction coefficient in real time;

[0025] A traction device is also externally connected to the end of the electronic tensioner module, and the traction device provides traction force, that is, the magnitude F of the force pulling the tray assembly;

[0026] In order to prevent the counterweight on the tray assembly from shaking or falling during movement, an adhesive adsorption piece is also provided on the tray assembly, and the counterweight is fixed on the tray assembly by placing the counterweight on the adhesive adsorption piece; other fixing objects may also be used, and the counterweight only needs to be fixed on the tray assembly;

[0027] The weight of the counterweight on the pallet is adjustable according to the measurement needs. You only need to input the weight of the pallet and the counterweight into the measuring device to ensure the accuracy of the measured value.

[0028] The electronic tensioner module is used to measure the current force in real time and transmit the value to the computing end of the device, so as to facilitate the terminal device to calculate and measure the friction coefficient;

[0029] A measurement method for measuring large-area friction systems:

[0030] The specific steps include:

[0031] S1, measure the weight of the pallet assembly, and place the weight block to be measured on the pallet assembly, and the overall weight is recorded as: N;

[0032] S2, connecting the electronic tensioner module to one end of the tray with a rope;

[0033] S3. After the tray end is ready, place the whole device on the surface to be tested, and use the traction device to pull the whole device to move, accelerate from 0mm / min to 100mm / min, and finally perform a uniform speed at 100mm / min, so as to read the magnitude of the pulling force according to the state after the average speed and record it as F;

[0034] S4, based on the force F obtained above and the weight N, calculation is performed according to the friction calculation formula, and the equipment terminal obtains the surface friction coefficient of the object measured by Gates according to F=Μn.

[0035] The benefit of the present invention is that the technical solution can directly perform measurements and quickly set relevant data by placing simple equipment on different tables that need to be measured without being limited by size, which can greatly improve the convenience of measurement.

[0036] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for measuring a large area friction system, characterized in that: It includes a tray assembly placed on the surface to be tested, a counterweight block arranged on the tray assembly, an electronic tensioner module connected to the tray assembly via a connecting line, and a data receiving automatic analysis unit connected to the electronic tensioner module by electrical signals to receive the electronic tensioner module value in real time; The data receiving automatic analysis unit includes an automatic calculation unit, a signal receiving unit, and a data input unit; The weight of the counterweight on the pallet is adjustable. It can be adjusted according to the measurement needs. Just input the weight of the pallet and the counterweight into the measuring device. The electronic tensioner module is used to measure the current force in real time and transmit the value to the computing end of the device.

2. A device for measuring a large area friction system according to claim 1, characterized in that: A traction device is also externally connected to the end of the electronic tensioner module.

3. A device for measuring a large area friction system according to claim 1, characterized in that: An adhesive adsorption piece is also arranged on the tray assembly.

4. A method for measuring a large area friction system according to claims 1-3, characterized in that: The specific steps include: S1, measure the weight of the pallet assembly, and place the weight block to be measured on the pallet assembly, and the overall weight is recorded as: N; S2, connecting the electronic tensioner module to one end of the tray with a rope; S3. After the tray end is ready, place the whole device on the surface to be tested, and use the traction device to pull the whole device to move, accelerate from 0mm / min to 100mm / min, and finally perform a uniform speed at 100mm / min, so as to read the magnitude of the pulling force according to the state after the average speed and record it as F; S4, based on the force F obtained above and the weight N, calculation is performed according to the friction calculation formula, and the equipment terminal obtains the surface friction coefficient of the object measured by Gates according to F=Μn.

5. A method for measuring a large area friction system according to claim 4, characterized in that: By inputting the total weight of the object to be measured, the weight of the tray assembly and the counterweight, the electronic tensile module receives the tension F in real time, and the signal receiving unit receives the measured tension in real time, and finally summarizes it into the automatic calculation unit, and autonomously inputs the data for calculation through the set calculation equation. The calculation formula is: F=μN.

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