CN212159509U - Multipurpose friction coefficient testing device - Google Patents
Multipurpose friction coefficient testing device Download PDFInfo
- Publication number
- CN212159509U CN212159509U CN202020793004.0U CN202020793004U CN212159509U CN 212159509 U CN212159509 U CN 212159509U CN 202020793004 U CN202020793004 U CN 202020793004U CN 212159509 U CN212159509 U CN 212159509U
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- pressure
- workbench
- clamping
- friction
- guide rail
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to the field of friction coefficient test among materials, in particular to a multipurpose friction coefficient testing device, which comprises a workbench, a bracket, a servo linear motion module, a fixing frame, a clamping and pressure regulating module and an industrial personal computer; the method is characterized in that: the fixing frame, the clamping and pressure regulating module and the industrial personal computer are all arranged on the workbench; the bracket is arranged on the workbench, and the guide rail is arranged on the bracket; the industrial personal computer is electrically connected with the clamping and pressure regulating module.
Description
Technical Field
The utility model relates to a coefficient of friction's between material experimental field is one kind can carry out sliding friction, rolling friction, the experimental device of static friction to multiple material.
Background
In the current industrial products, a large number of connecting parts are included, such as electronic products, electrical products or automobile products, and a large number of connecting parts are included, and the magnitude of the connecting force between the parts is very important; the magnitude of the connecting force may affect the touch feeling, the operability, the smoothness, the noise, the energy consumption and the like, and even directly determine the service life of the product. The connecting force of the parts is mainly embodied by friction force, and in some cases, smaller friction force is needed, such as automobile windscreen wipers, windshields, sliding doors and the like; there are cases where a large frictional force is required, such as automobile tires, high-speed rail seat platforms, and the like. Therefore, when designing a product, the friction coefficient between the connecting parts needs to be measured to design a product with safe, energy-saving, stable product performance and good user experience.
In order to measure the friction coefficient of the coupling member, a dedicated friction coefficient measuring apparatus is required. The device can set the amount of pressure applied, the distance moved and the speed of movement; the friction coefficient tester can be used for measuring sliding friction coefficients and rolling friction coefficients and measuring static friction coefficients, the existing friction coefficient tester cannot set pressure and test moving speed at will, special software recording and analysis of test data are not needed, sample clamping is complex, and special design is needed.
SUMMERY OF THE UTILITY MODEL
The application provides following technical scheme, a multipurpose coefficient of friction testing arrangement, including workstation, support, servo linear motion module, mount, clamping and pressure regulating module and industrial computer.
The fixing frame, the clamping and pressure regulating module and the industrial personal computer are all arranged on the workbench; the support mounting is on the workstation, and the guide rail is installed on the support.
The industrial personal computer with clamping and pressure regulating module electric connection.
The pressure applying screw penetrates through the fixing frame, the top of the pressure applying screw is provided with a pressure adjusting knob, a connecting block is further arranged below the pressure applying screw, and a pressure spring is connected between the pressure applying screw and the connecting block; the guide posts are positioned at two sides of the pressure applying screw rod and penetrate through the fixed frame to be connected to the connecting block.
The linear bearing is arranged on the horizontal force sensor and driven by the fixed frame; the guide post penetrates through the linear bearing; the vertical force sensor is connected below the connecting block; the sample clamp is arranged at the bottom of the force sensor.
The friction base surface pressing block is installed on the workbench, and the friction base surface is fixed on the workbench through the friction base surface pressing block and is located below the clamp and pressure regulating module.
The servo linear motion module further comprises a servo motor and a guide rail; the servo motor is arranged at one end of the guide rail and is connected to the fixed frame on the guide rail in a driving mode to move.
Drawings
FIG. 1 is an overall side view of the present invention;
fig. 2 is an overall front view of the present invention;
the figures are labeled as follows:
100-a workbench; 101-a scaffold; 102-servo linear motion module; 103-a servo motor; 104-a guide rail; 105-a support means.
200-clamping and pressure regulating module; 201-a fixing frame; 202-pressure adjustment knob; 203-pressure screw; 204-guide column; 205-horizontal force sensor; 206-linear bearings; 207-pressure spring; 208-connecting block; 209-vertical force sensor; 210-a sample holder; 211-friction base compacts; 212-Friction base.
300-industrial personal computer.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
As shown in the figure, the multipurpose friction coefficient testing device comprises a workbench 100, a bracket 101, a servo linear motion module 102, a fixing frame 201, a clamping and pressure regulating module 200 and an industrial personal computer 300; the fixing frame 201, the clamping and pressure regulating module 200 and the industrial personal computer 300 are all arranged on the workbench 100; the bottom of the workbench 100 is provided with a support leg 105 for reducing the influence of vibration and the like on the equipment; the bracket 101 is installed on the worktable 100 and used for increasing the height of the guide rail 104; the servo linear module 102 is mounted on the carriage 101.
The servo motor 103 is installed at one end of the guide rail 104 and is used for driving the fixed frame 201 connected to the guide rail 104 to move. The servo linear motion module 102 is used for providing power to drive the clamping and pressure regulating module 200 to move linearly, and the servo linear motion module 102 comprises a servo motor 103 and a guide rail 104; that is, the servo motor 103 can drive the fixing frame 201 to reciprocate, and further drive the sample to be measured to move on the friction base surface 212.
The industrial personal computer 300 is electrically connected with the clamping and pressure regulating module 200, and the industrial personal computer 300 is used for displaying measured parameters and setting test time, times and speed.
The pressure applying screw rod 203 penetrates through the fixing frame 201, and the top of the pressure applying screw rod 203 is provided with a pressure adjusting knob 202 for rotating the pressure applying screw rod 203; a connecting block 208 is arranged below the pressure applying screw rod 203 and used for connecting a vertical force sensor 209 and a pressure spring 207, and the pressure spring 207 is connected between the pressure applying screw rod 203 and the connecting block 208 and used for providing uniform and variable pressure; the guide posts 204 are located on both sides of the pressing screw 203 and penetrate through the fixing frame 201 to be connected to the connecting block 208 for sliding the linear bearing 206 up and down. After the pressure adjusting knob 202 is rotated, the pressing screw 203 moves upwards or downwards to compress or loosen the compression spring 207, the applied pressure changes along with the deformation of the compression spring 207, and the applied vertical pressure is adjusted to adjust the pressure between the tested sample and the friction base surface 212.
One side of the horizontal force sensor 205 is mounted on the fixed frame 201, the other side is mounted with the linear bearing 206, the force sensor 205 driven by the fixed frame 201 moves along the linear bearing 206, and the horizontal force sensor 205 is used for measuring the pressure in the horizontal direction; the guide post 204 passes through a linear bearing 206, and the linear bearing 206 is used for enabling a device connected to the guide post 204 to move up and down; the vertical force sensor 209 is connected below the connecting block 208 and used for testing the pressure in the vertical direction; a sample holder 210 is provided at the bottom of the vertical force sensor 209 for holding a sample.
The friction base press block 211 is mounted on the table 100, and is used for fixing the friction base 212; the friction base 212 is fixed to the table 100 by a friction base pressing block 211 and is located below the clamp-and-pressure-regulating module 200 for generating friction force.
In specific implementation, a sample to be tested is fixed through a sample clamp 210, a friction base 212 to be tested is replaced and fixed through a friction base pressing block 211; rotating the top pressure adjustment knob 202 adjusts the pressure to be tested. Set for the time and the number of times of friction experiment through industrial computer 300, drive mount 201 reciprocating motion through servo motor 103, begin the experiment, wait for the sample to accomplish horizontal force sensor 205 and vertical force sensor 209's reading on the industrial computer 300 after the experiment of appointed parameter, according to the formula: the coefficient of static friction is the maximum static friction/vertical pressure, and the coefficient of dynamic friction is the dynamic friction/vertical pressure, so that the coefficient of dynamic/static friction between the sample to be measured and the friction base surface 212 can be obtained. In the test process, the pressure adjusting knob 202 can be adjusted according to the requirement to adjust the pressure, the designated speed time and times can be input through the industrial personal computer 300, and the position of the sensor on the guide rail 104 can be adjusted, so that the aim of limiting the movement distance and range of the tested sample is fulfilled.
The present invention is not limited to the above specific embodiments, and the technical personnel in the technical field can make various changes without creating overstrain and falling within the protection scope of the present invention.
Claims (2)
1. A multipurpose friction coefficient testing device comprises a workbench (100), a bracket (101), a servo linear motion module (102), a fixing frame (201), a clamping and pressure regulating module (200) and an industrial personal computer (300); the method is characterized in that:
the fixing frame (201), the clamping and pressure regulating module (200) and the industrial personal computer (300) are all arranged on the workbench (100); the bracket (101) is arranged on the workbench (100), and the guide rail (104) is arranged on the bracket (101);
the industrial personal computer (300) is electrically connected with the clamping and pressure regulating module (200);
a pressure applying screw rod (203) penetrates through the fixing frame (201), a pressure adjusting knob (202) is arranged at the top of the pressure applying screw rod (203), a connecting block (208) is further arranged below the pressure applying screw rod (203), and a pressure spring (207) is connected between the pressure applying screw rod (203) and the connecting block (208); guide posts (204) are positioned at two sides of the pressure screw (203) and penetrate through the fixed frame (201) to be connected to the connecting block (208);
the horizontal force sensor (205) is arranged on the fixed frame (201), and the linear bearing (206) is arranged on the horizontal force sensor (205) and driven by the fixed frame (201); the guide post (204) penetrates through the linear bearing (206); the vertical force sensor (209) is connected below the connecting block (208); the sample clamp (210) is arranged at the bottom of the force sensor (209);
the friction base surface pressing block (211) is installed on the workbench (100), and the friction base surface (212) is fixed on the workbench (100) through the friction base surface pressing block (211) and is positioned below the clamping and pressure regulating module (200).
2. The friction coefficient testing device according to claim 1, characterized in that: the servo linear motion module (102) comprises a servo motor (103) and a guide rail (104); the servo motor (103) is arranged at one end of the guide rail (104) and drives the fixed frame (201) connected to the guide rail (104) to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793004.0U CN212159509U (en) | 2020-05-13 | 2020-05-13 | Multipurpose friction coefficient testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020793004.0U CN212159509U (en) | 2020-05-13 | 2020-05-13 | Multipurpose friction coefficient testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212159509U true CN212159509U (en) | 2020-12-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020793004.0U Expired - Fee Related CN212159509U (en) | 2020-05-13 | 2020-05-13 | Multipurpose friction coefficient testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212159509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LV15793A (en) * | 2022-04-29 | 2023-11-20 | Rīgas Tehniskā Universitāte | Multifunctional equipment and method for assessing the tribological properties of materials and coatings |
-
2020
- 2020-05-13 CN CN202020793004.0U patent/CN212159509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LV15793A (en) * | 2022-04-29 | 2023-11-20 | Rīgas Tehniskā Universitāte | Multifunctional equipment and method for assessing the tribological properties of materials and coatings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 215000 No.8, Zhujing Road, Changshu high tech Industrial Development Zone, Suzhou City, Jiangsu Province Patentee after: Jiangsu jiashide Testing Technology Co.,Ltd. Address before: 215000 No.8, Zhujing Road, Changshu hi tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee before: Jiangsu jiashide Testing Technology Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |