Device for testing friction coefficient of aquadag lubricant

Abstract

The utility model relates to the technical field of friction coefficient testing, in particular to an aquadag lubricant friction coefficient testing device which comprises a box body, a moving groove is formed in the box body, a first threaded rod is rotatably installed in the moving groove, and a sliding block is connected to the first threaded rod in a threaded and sleeved mode. A first driving motor is fixedly installed on the sliding block, a rotating rod is fixedly connected to an output shaft of the first driving motor, a rotating wheel is fixedly installed at the end, away from the first driving motor, of the rotating rod, and a second driving motor is fixedly installed on the surface of the box body; and an output shaft of the second driving motor is fixedly connected with the first threaded rod. Through mutual cooperation of the first threaded rod, the second threaded rod, the moving rod, the scraper, the rotating wheel, the pressure plate and the first driving motor, residual aquadag lubricant on the rotating wheel after testing can be effectively cleaned, the testing precision is improved, and the working difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of friction coefficient testing, in particular to a graphite emulsion lubricant friction coefficient testing device. Background Art

[0002] Graphite has good toughness and lubricity, and can be used in the preparation of wear-resistant and loss-reducing materials and lubricants. The friction coefficient of graphite emulsion lubricants or the lubrication performance of graphite emulsion lubricants need to be tested to obtain relevant parameters.

[0003] The existing testing device cannot clean the graphite emulsion lubricant remaining on the testing device after the test, which affects subsequent tests, causes a decrease in test accuracy, and increases work difficulty. Utility Model Content

[0004] The existing testing device cannot clean the graphite emulsion lubricant remaining on the testing device after the test, which affects subsequent tests, causes a decrease in test accuracy, and increases work difficulty. A graphite emulsion lubricant friction coefficient testing device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A graphite emulsion lubricant friction coefficient testing device, comprising a box body, a movable groove is provided in the box body, a first threaded rod is rotatably installed in the movable groove, a sliding block is threadedly sleeved on the first threaded rod, a first drive motor is fixedly installed on the sliding block, a rotating rod is fixedly connected to the output shaft of the first drive motor, a rotating wheel is fixedly installed on one end of the rotating rod away from the first drive motor, a second drive motor is fixedly installed on the surface of the box body, and the output shaft of the second drive motor is fixedly connected to the first threaded rod;

[0007] A sliding groove is provided in the box body, a second threaded rod is rotatably installed in the sliding groove, a moving rod is threadedly inserted on the second threaded rod, a scraper is fixedly installed on one side of the moving rod, a pushing rod is rotatably installed on the top surface of the box body, a pressure plate is fixedly installed on the pushing rod, a cylinder is fixedly installed on the surface of the box body, an output shaft of the cylinder is fixedly connected to the pushing rod, a third driving motor is fixedly installed on one side of the box body, and an output shaft of the third driving motor is fixedly connected to the second threaded rod, and a material storage box is fixedly installed in the box body.

[0008] Preferably, a sliding plate is symmetrically installed on one side of the box body, and a movable groove is opened on the sliding plate. A sliding door is slidably installed in the movable groove, and a handle is fixedly installed on the sliding door.

[0009] Preferably, a heater is fixedly installed in the storage box, and the heater is in a bow shape.

[0010] Preferably, a plurality of supporting feet are fixedly mounted on the bottom surface of the box body, and an anti-skid layer is fixedly connected to the lower surface of the supporting feet, and the material of the anti-skid layer is rubber.

[0011] Preferably, an observation groove is provided on the sliding door, an observation window is fixedly installed in the observation groove, and a transparent observation plate is fixedly installed in the observation window.

[0012] Preferably, a sealing layer is fixedly installed on the surface of the sliding door, and the sealing layer is made of rubber.

[0013] In the utility model, the beneficial effects are:

[0014] Through the mutual cooperation of the first threaded rod, the second threaded rod, the moving rod, the scraper, the rotating wheel, the pressure plate and the first driving motor, the graphite emulsion lubricant remaining on the rotating wheel after the test can be effectively cleaned, thereby improving the test accuracy and reducing the work difficulty. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front perspective structural diagram of a graphite emulsion lubricant friction coefficient testing device proposed by the utility model;

[0016] Figure 2 This is a side cross-sectional structural schematic diagram of a graphite emulsion lubricant friction coefficient testing device proposed by the utility model;

[0017] Figure 3 The utility model provides a schematic diagram of the top cross-sectional structure of a graphite emulsion lubricant friction coefficient testing device.

[0018] In the figure: 1 box body, 2 first threaded rod, 3 sliding block, 4 first drive motor, 5 rotating rod, 6 rotating wheel, 7 pressure plate, 8 push rod, 9 cylinder, 10 second drive motor, 11 second threaded rod, 12 moving rod, 13 third drive motor, 14 scraper, 15 heater, 16 sliding plate, 17 handle, 18 observation window, 19 sliding door, 20 support leg, 21 storage box. 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] The terms such as "upper", "lower", "left", "right", "middle" and "one" cited in the present utility model are only for the convenience of description and are not used to limit the scope of application of the present utility model. Changes or adjustments in their relative relationships shall be regarded as the scope of application of the present utility model without substantially changing the technical content.

[0021] Reference Figure 1-Figure 3 A graphite emulsion lubricant friction coefficient testing device comprises a box body 1, a movable groove is provided in the box body 1, a first threaded rod 2 is rotatably installed in the movable groove, a sliding block 3 is threadedly sleeved on the first threaded rod 2, a first drive motor 4 is fixedly installed on the sliding block 3, a rotating rod 5 is fixedly connected to the output shaft of the first drive motor 4, a rotating wheel 6 is fixedly installed on the end of the rotating rod 5 away from the first drive motor 4, a second drive motor 10 is fixedly installed on the surface of the box body 1, and the output shaft of the second drive motor 10 is fixedly connected to the first threaded rod 2;

[0022] A sliding groove is provided in the box body 1, in which a second threaded rod 11 is rotatably installed, a moving rod 12 is threadedly inserted on the second threaded rod 11, and a scraper 14 is fixedly installed on one side of the moving rod 12. A pushing rod 8 is rotatably installed on the top surface of the box body 1, and a pressure plate 7 is fixedly installed on the pushing rod 8. A cylinder 9 is fixedly installed on the surface of the box body 1, and the output shaft of the cylinder 9 is fixedly connected to the pushing rod 8. A third driving motor 13 is fixedly installed on one side of the box body 1, and the output shaft of the third driving motor 13 is fixedly connected to the second threaded rod 11. A material storage box 21 is fixedly installed in the box body 1.

[0023] When measurement is required, the second drive motor 10 can be started first, and the first threaded rod 2 can be driven to rotate by the output shaft of the second drive motor 10, and the sliding block 3 can be moved by the rotation of the first threaded rod 2, and the first drive motor 4 can be driven to move downward by the movement of the sliding block 3, so that the rotating wheel 6 can be moved into the storage box 21, and then the first drive motor 4 can be started, and the rotating rod 5 can be driven to rotate by the output shaft of the first drive motor 4, and the rotating wheel 6 can be driven to rotate by the rotation of the rotating rod 5, so that the graphite emulsion lubricant can be applied to the rotating wheel 6, and when the application is completed, the rotating wheel 6 can be moved upward, and then the cylinder 9 can be started, and the cylinder 9 can be driven to move the rotating wheel 6 upward. The push rod 8 is moved, and the pressure plate 7 is moved by the push rod 8, so that the pressure plate 7 is moved to the rotating wheel 6 to test the friction coefficient. When the test is completed, the third drive motor 13 is started, and the second threaded rod 11 is driven to rotate by the output shaft of the third drive motor 13, and the moving rod 12 is driven to move by the rotation of the second threaded rod 11, and the scraper 14 is driven by the moving rod 12 to move to the rotating wheel 6, so that the graphite emulsion lubricant remaining on the rotating wheel 6 after the test is scraped off, which can effectively clean the graphite emulsion lubricant remaining on the rotating wheel 6 after the test, thereby improving the test accuracy and reducing the work difficulty.

[0024] A sliding plate 16 is symmetrically installed on one side of the box body 1. A movable groove is opened on the sliding plate 16. A sliding door 19 is slidably installed in the movable groove. A handle 17 is fixedly installed on the sliding door 19. When the friction coefficient of the graphite emulsion lubricant is tested, the handle 17 can be pulled to drive the sliding plate 16 to move through the pulling force of the handle 17, so that the sliding plate 16 is moved to one side of the box body 1 to avoid splashing of lubricant during testing to cause personal injury.

[0025] A heater 15 is fixedly installed in the storage box 21. The heater 15 is in an arcuate shape and can effectively heat the graphite emulsion lubricant in the storage box 21, thereby effectively measuring the difference in friction coefficient of the graphite emulsion lubricant at different temperatures.

[0026] A plurality of legs 20 are fixedly mounted on the bottom surface of the box 1, and an anti-skid layer is fixedly connected to the lower surface of the legs 20. The anti-skid layer is made of rubber and can effectively prevent the box 1 from moving during testing, which may cause a decrease in measurement accuracy.

[0027] An observation slot is provided on the sliding door 19 , an observation window 18 is fixedly installed in the observation slot, and a transparent observation plate is fixedly installed in the observation window 18 , so that the staff can effectively observe the operation status in the box body 1 through the observation window 18 .

[0028] A sealing layer is fixedly installed on the surface of the sliding door 19. The sealing layer is made of rubber, which can effectively prevent the splashing of graphite emulsion lubricant during measurement and cause injuries to personnel.

[0029] In the utility model, when measurement is needed, the second drive motor 10 can be started first, and the first threaded rod 2 can be driven to rotate by the output shaft of the second drive motor 10, and the sliding block 3 can be moved by the rotation of the first threaded rod 2, and the first drive motor 4 can be driven to move downward by the movement of the sliding block 3, so that the rotating wheel 6 moves into the storage box 21, and then the first drive motor 4 is started, and the rotating rod 5 can be driven to rotate by the output shaft of the first drive motor 4, and the rotating wheel 6 can be driven to rotate by the rotation of the rotating rod 5, so that the graphite emulsion lubricant is applied to the rotating wheel 6, and when the application is completed, the rotating wheel 6 is moved upward, and then the cylinder 9 is started, and the rotating wheel 6 is moved upward by the rotation of the rotating rod 5. The cylinder 9 drives the push rod 8 to move, and the push rod 8 drives the pressure plate 7 to move, so that the pressure plate 7 moves to the rotating wheel 6 to test the friction coefficient. When the test is completed, the third drive motor 13 is started, and the output shaft of the third drive motor 13 drives the second threaded rod 11 to rotate, and the rotation of the second threaded rod 11 drives the moving rod 12 to move, and the moving rod 12 drives the scraper 14 to move to the rotating wheel 6, so that the graphite emulsion lubricant remaining on the rotating wheel 6 after the test is scraped off, which can effectively clean the graphite emulsion lubricant remaining on the rotating wheel 6 after the test, thereby improving the test accuracy and reducing the work difficulty.

[0030] In general, with respect to the technical problem: the existing test device is unable to clean the graphite emulsion lubricant remaining on the test device after the test, thereby affecting subsequent tests, resulting in a decrease in test accuracy and increasing the difficulty of work; a technical solution is adopted: through the mutual cooperation of the first threaded rod 2, the second threaded rod 11, the moving rod 12, the scraper 14, the rotating wheel 6, the pressure plate 7 and the first drive motor 4, the graphite emulsion lubricant remaining on the rotating wheel 6 after the test can be effectively cleaned, thereby improving the test accuracy and reducing the difficulty of work; because the implementation process of the technical solution is: when measurement is required, the second drive motor 10 can be started first, and the first threaded rod 2 can be driven to rotate by the output shaft of the second drive motor 10, and the sliding block 3 can be driven to move by the rotation of the first threaded rod 2, and the first drive motor 4 can be driven to move downward by the movement of the sliding block 3. The first drive motor 4 is started, and the rotating rod 5 is driven to rotate by the output shaft of the first drive motor 4, and the rotating wheel 6 is driven to rotate by the rotation of the rotating rod 5, so that the graphite emulsion lubricant is applied to the rotating wheel 6. When the application is completed, the rotating wheel 6 is moved upward, and the cylinder 9 is started again, and the push rod 8 is driven to move by the cylinder 9, and the pressure plate 7 is driven to move by the push rod 8, so that the pressure plate 7 is moved to the rotating wheel 6 to test the friction coefficient. After the test is completed, the third drive motor 13 is started, and the second threaded rod 11 is driven to rotate by the output shaft of the third drive motor 13, and the moving rod 12 is driven to move by the rotation of the second threaded rod 11, and the scraper 14 is driven by the moving rod 12 to move to the rotating wheel 6, so that the residual graphite emulsion lubricant on the rotating wheel 6 is scraped off. Therefore, the technical problem can be solved, and the technical effect achieved is: the residual graphite emulsion lubricant on the rotating wheel 6 after the test can be effectively cleaned, the test accuracy is improved, and the work difficulty is reduced.

[0031] In the present invention, unless otherwise clearly specified or limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense.

[0032] 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 graphite emulsion lubricant friction coefficient testing device, comprising a housing (1), characterized in that: The housing (1) is provided with a movable groove, a first threaded rod (2) is rotatably mounted in the movable groove, a sliding block (3) is threadedly sleeved on the first threaded rod (2), a first drive motor (4) is fixedly mounted on the sliding block (3), a rotating rod (5) is fixedly connected to the output shaft of the first drive motor (4), a rotating wheel (6) is fixedly mounted on the end of the rotating rod (5) away from the first drive motor (4), a second drive motor (10) is fixedly mounted on the surface of the housing (1), and the output shaft of the second drive motor (10) is fixedly connected to the first threaded rod (2); The box body (1) is provided with a sliding groove, in which a second threaded rod (11) is rotatably mounted, a moving rod (12) is threadedly inserted on the second threaded rod (11), and a scraper (14) is fixedly mounted on one side of the moving rod (12). A push rod (8) is rotatably mounted on the top surface of the box body (1), and a pressure plate (7) is fixedly mounted on the push rod (8). A cylinder (9) is fixedly mounted on the surface of the box body (1), and an output shaft of the cylinder (9) is fixedly connected to the push rod (8). A third drive motor (13) is fixedly mounted on one side of the box body (1), and an output shaft of the third drive motor (13) is fixedly connected to the second threaded rod (11). A material storage box (21) is fixedly mounted in the box body (1).

2. A graphite emulsion lubricant friction coefficient testing device according to claim 1, characterized in that: A sliding plate (16) is symmetrically mounted on one side of the box body (1), and a movable groove is provided on each of the sliding plates (16). A sliding door (19) is slidably mounted in the movable groove, and a handle (17) is fixedly mounted on the sliding door (19).

3. A graphite emulsion lubricant friction coefficient testing device according to claim 1, characterized in that: A heater (15) is fixedly installed in the material storage box (21), and the heater (15) is in the shape of an arch.

4. A graphite emulsion lubricant friction coefficient testing device according to claim 1, characterized in that: A plurality of supporting feet (20) are fixedly mounted on the bottom surface of the box body (1), and an anti-slip layer is fixedly connected to the lower surface of the supporting feet (20), wherein the material of the anti-slip layer is rubber.

5. A graphite emulsion lubricant friction coefficient testing device according to claim 2, characterized in that: The sliding door (19) is provided with an observation slot, an observation window (18) is fixedly installed in the observation slot, and a transparent observation plate is fixedly installed in the observation window (18).

6. A graphite emulsion lubricant friction coefficient testing device according to claim 2, characterized in that A sealing layer is fixedly installed on the surface of the sliding door (19), and the material of the sealing layer is rubber.

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