Test board for wear resistance of bearing

Abstract

The utility model relates to the technical field of bearing detection, and discloses a bearing wear resistance test board which comprises a workbench, a lifting assembly is arranged at the bottom of the workbench, a first motor is fixedly connected to the front side of the workbench, a worm is fixedly connected to the output end of the first motor, and a rotating shaft is fixedly connected to the interior of the workbench. A worm gear is rotatably connected to the periphery of the rotating shaft, the worm gear is meshed with the worm, a plurality of evenly-distributed sliding rods are slidably connected to the interior of the worm gear, and a sliding plate is fixedly connected to the ends, away from the worm gear, of the sliding rods. According to the utility model, the clamping plate can be driven to move through the first motor, the clamping plate can fix bearings with different sizes through movement, stable positions and states of the bearings in the test period are ensured, the workbench can be driven to ascend and descend through rotation of the rotating handle, and the bearings can be moved to the rotating shaft through ascending and descending of the workbench to be tested.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing detection, in particular to a bearing wear resistance test bench. Background Art

[0002] Bearings are important mechanical components used to support mechanical rotating shafts or bearing components. They can be used to reduce friction and support rotational or linear motion. In order to evaluate the life and performance of bearings, a bearing wear test bench is required.

[0003] The bearing wear test bench has a motion system to apply load and movement to the bearing sample to simulate the motion state under actual working conditions. It has a vibration system to simulate the vibration conditions that the bearing is subjected to in actual applications and evaluate the durability and performance of the bearing in a vibration environment. It has a fixture to install and clamp the bearing sample to be tested to ensure that it maintains a stable position and state during the test.

[0004] The existing wear resistance test bench has a fixture that cannot be freely adjusted and has a small scope of application. Therefore, a bearing wear resistance test bench is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a bearing wear resistance test bench, aiming to improve the problem that the fixing fixture in the prior art cannot be freely adjusted.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a bearing wear resistance test bench, comprising a workbench, a lifting assembly is arranged at the bottom of the workbench, a motor 1 is fixedly connected to the front side of the workbench, a worm is fixedly connected to the output end of the motor 1, a rotating shaft is fixedly connected inside the workbench, a worm wheel is rotatably connected to the outer periphery of the rotating shaft, the worm wheel is meshed with the worm, a plurality of evenly distributed sliding rods are slidably connected inside the worm wheel, a slide plate is fixedly connected to one end of the sliding rod away from the worm wheel, a splint is fixedly connected to one end of the slide plate away from the sliding rod, a protective cover is arranged on the top of the workbench, a motor 2 is fixedly connected inside the protective cover, and a rotating rod is fixedly connected to the output end of the motor 2.

[0007] As a further description of the above technical solution:

[0008] The lifting assembly includes two connecting plates, one of which is fixedly connected to one side of the bottom of the workbench, an articulated frame is rotatably connected between the two connecting plates, and a base is fixedly connected to one side of the bottom of the other connecting plate, and a fixed plate three is fixedly connected to the opposite side of the workbench and the base, and a plurality of fixed rods are fixedly connected to the two connecting plates and the opposite side of the two fixed plates three, and a movable plate is fixedly connected to the opposite side of two adjacent fixed rods, and the movable plate is rotatably connected to the right side of the articulated frame, and a threaded rod is rotatably connected to the middle part of one of the fixed plates three, and the outer periphery of the threaded rod is rotatably connected to the inside of the movable plate, and the end of the threaded rod away from the movable plate is fixedly connected to a turning handle.

[0009] As a further description of the above technical solution:

[0010] A fixing plate 1 is fixedly connected to the top of the workbench.

[0011] As a further description of the above technical solution:

[0012] One end of the sliding rod away from the worm gear is slidably connected to the interior of the first fixing plate, and the outer periphery of the sliding plate is slidably connected to the interior of the first fixing plate.

[0013] As a further description of the above technical solution:

[0014] The top of the protective cover is fixedly connected with a second fixing plate.

[0015] As a further description of the above technical solution:

[0016] The two bottom ends of the fixing plate are fixedly connected with a plurality of evenly distributed supporting plates.

[0017] As a further description of the above technical solution:

[0018] A display is fixedly connected to one side of the protection cover.

[0019] As a further description of the above technical solution:

[0020] The outer periphery of the threaded rod is threadedly connected to a limiting plate, and the outer periphery of the limiting plate is rotatably connected to the inside of the moving plate.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the motor can drive the worm to rotate, the worm can drive the worm wheel to rotate, the worm wheel can drive the slide bar to move, the slide bar can drive the slide plate to move, the slide plate can drive the splint to move, and the splint can fix bearings of different sizes by moving. Bearings of various sizes can be fixed to ensure that they maintain a stable position and state during the test.

[0023] 2. In the utility model, the threaded rod can be driven to rotate by turning the handle, and the threaded rod can drive the limit plate to move and rotate by rotating, and the limit plate can drive the movable plate to move by moving, and the movable plate can drive the articulated frame to rise and fall by moving, and the articulated frame can drive the workbench to rise and fall by rising and falling, and the workbench can drive the bearing to rise and fall by rising and falling, and the bearing can be placed on the rotating shaft to test it by rising and falling. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of a bearing wear resistance test bench proposed by the utility model;

[0025] Figure 2 This is a structural schematic diagram of a workbench for a bearing wear resistance test bench proposed by the utility model;

[0026] Figure 3 This is a structural schematic diagram of a fixing plate 1 for a bearing wear resistance test bench proposed by the utility model;

[0027] Figure 4 This is a schematic structural diagram of a protective cover for a bearing wear resistance test bench proposed by the utility model;

[0028] Figure 5 This is a structural schematic diagram of an articulated frame for a bearing wear resistance test bench proposed by the utility model;

[0029] Figure 6 The utility model is a schematic structural diagram of a movable plate for a bearing wear resistance test bench.

[0030] Legend:

[0031] 1. Workbench; 2. Motor 1; 3. Worm; 4. Worm wheel; 5. Rotating shaft; 6. Sliding rod; 7. Slide plate; 8. Clamp; 9. Fixed plate 1; 10. Base; 11. Connecting plate; 12. Fixed rod; 13. Articulated frame; 14. Moving plate; 15. Threaded rod; 16. Turning handle; 17. Protective cover; 18. Motor 2; 19. Rotating rod; 20. Fixed plate 2; 21. Support plate; 22. Display; 23. Fixed plate 3; 24. Limit plate. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figure 1 , Figure 2 and Figure 4 The utility model provides an embodiment: a bearing wear resistance test bench, comprising a workbench 1, a motor 2 is fixedly connected to the front side of the workbench 1, a worm 3 is fixedly connected to the output end of the motor 2, a rotating shaft 5 is fixedly connected inside the workbench 1, a worm wheel 4 is rotatably connected to the outer periphery of the rotating shaft 5, the worm wheel 4 is meshed with the worm 3, a plurality of evenly distributed sliding rods 6 are slidably connected inside the worm wheel 4, a slide plate 7 is fixedly connected to the end of the sliding rod 6 away from the worm wheel 4, a splint 8 is fixedly connected to the end of the slide plate 7 away from the sliding rod 6, a protective cover 17 is arranged on the top of the workbench 1, a motor 2 18 is fixedly connected inside the protective cover 17, and a rotating rod 19 is fixedly connected to the output end of the motor 2 18.

[0034] Specifically, the workbench 1 is used to place bearings, the motor 2 is used to drive the worm 3 to rotate, the worm 3 can drive the worm wheel 4 to rotate by rotating, the worm wheel 4 can drive the slide bar 6 to move by rotating, the slide bar 6 can drive the slide plate 7 to move by moving, the slide plate 7 can drive the splint 8 to move by moving, the splint 8 can fix bearings of different sizes by moving, fixing the bearings can ensure that they maintain a stable position and state during testing, the protective cover 17 is used to protect the motor 2 18, the motor 2 18 is used to drive the rotating rod 19, and the rotating rod 19 is used to test the bearings.

[0035] Reference Figure 1 and Figure 5 A lifting assembly is provided at the bottom of the workbench 1, and the lifting assembly includes two connecting plates 11, one of which is fixedly connected to one side of the bottom of the workbench 1, and an articulated frame 13 is rotatably connected between the two connecting plates 11, and a base 10 is fixedly connected to one side of the bottom of the other connecting plate 11, and a fixed plate three 23 is fixedly connected to the opposite sides of the workbench 1 and the base 10, and a plurality of fixed rods 12 are fixedly connected to the opposite sides of the two connecting plates 11 and the two fixed plates three 23, and a movable plate 14 is fixedly connected to the opposite sides of two adjacent fixed rods 12, and the movable plate 14 is rotatably connected to the right side of the articulated frame 13, and a threaded rod 15 is rotatably connected to the middle part of one of the fixed plates three 23, and the outer periphery of the threaded rod 15 is rotatably connected to the inside of the movable plate 14, and a turning handle 16 is fixedly connected to the end of the threaded rod 15 away from the movable plate 14.

[0036] Specifically, the connecting plate 11 is used to connect the articulated frame 13, the workbench 1 and the base 10, the base 10 is used to support the workbench 1, the fixed plate 23 can fix the fixed rod 12, the movable plate 14 can drive the articulated frame 13 to rise and fall by moving, the articulated frame 13 can drive the workbench 1 to rise and fall by rising and falling, the threaded rod 15 can drive the movable plate 14 to move by rotating, the turning handle 16 can drive the threaded rod 15 to rotate by turning, and the rotating shaft 5 is used to fix the worm gear 4.

[0037] Reference Figure 1 , Figure 3 and Figure 6 A fixed plate 9 is fixedly connected to the top of the workbench 1, the end of the slide rod 6 away from the worm gear 4 is slidably connected inside the fixed plate 9, the outer periphery of the slide plate 7 is slidably connected inside the fixed plate 9, the top of the protective cover 17 is fixedly connected to a fixed plate 20, the bottom end of the fixed plate 20 is fixedly connected to a plurality of evenly distributed support plates 21, a display 22 is fixedly connected to one side of the protective cover 17, the outer periphery of the threaded rod 15 is threadedly connected to a limit plate 24, and the outer periphery of the limit plate 24 is rotatably connected to the inside of the movable plate 14.

[0038] Specifically, the fixed plate 1 9 is used to fix the moving track of the slide plate 7, the fixed plate 20 is used to fix the protective cover 17, the support plate 21 is used to support the fixed plate 20, the display 22 can display the data recorded during the test for subsequent analysis and evaluation, and the limit plate 24 is used to drive the movable plate 14 to move.

[0039] Working principle: Place the bearing to be tested on the upper part of the workbench 1, turn on the motor 2 to drive the worm 3 to rotate, the worm 3 can drive the worm wheel 4 to rotate, the worm wheel 4 can drive the slide bar 6 to move, the slide bar 6 can drive the slide plate 7 to move, the slide plate 7 can drive the clamping plate 8 to move, the clamping plate 8 can fix the bearing on the top of the workbench 1 by moving, fixing the bearing can ensure that it maintains a stable position and state during the test, and the threaded rod 15 can be driven to rotate by turning the handle 16, and the threaded rod 15 can be driven to rotate by turning the handle 16. The rotation can drive the limit plate 24 to move and rotate, and the limit plate 24 can drive the movable plate 14 to move by moving, and the movable plate 14 can drive the articulated frame 13 to rise and fall by moving, and the articulated frame 13 can adjust the height of the workbench 1 by rising and falling, and the bearing sleeve on the top of the workbench 1 is arranged on the rotating rod 19 by adjusting the height of the workbench 1, and the rotating rod 19 can be rotated by turning on the motor 2 18, and the bearing can be tested by rotating the rotating rod 19, and the test results can be displayed on the display 22, and the data on the display 22 can facilitate subsequent analysis and evaluation.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A bearing wear resistance test bench, comprising a workbench (1), characterized in that: A lifting assembly is provided at the bottom of the workbench (1); a motor 1 (2) is fixedly connected to the front side of the workbench (1); a worm (3) is fixedly connected to the output end of the motor 1 (2); a rotating shaft (5) is fixedly connected inside the workbench (1); a worm wheel (4) is rotatably connected to the outer periphery of the rotating shaft (5); the worm wheel (4) is meshed with the worm (3); a plurality of evenly distributed sliding rods (6) are slidably connected inside the worm wheel (4); an end of the sliding rod (6) away from the worm wheel (4) is fixedly connected to a slide plate (7); an end of the slide plate (7) away from the sliding rod (6) is fixedly connected to a clamping plate (8); a protective cover (17) is provided on the top of the workbench (1); a motor 2 (18) is fixedly connected inside the protective cover (17); and a rotating rod (19) is fixedly connected to the output end of the motor 2 (18).

2. A bearing wear resistance test bench according to claim 1, characterized in that: The lifting assembly comprises two connecting plates (11), one of which is fixedly connected to one side of the bottom of the workbench (1), an articulated frame (13) is rotatably connected between the two connecting plates (11), one side of the bottom of the other connecting plate (11) is fixedly connected to a base (10), a fixing plate three (23) is fixedly connected to the sides of the workbench (1) and the base (10) facing each other, a plurality of fixing rods (12) are fixedly connected to the sides of the two connecting plates (11) and the two fixing plates three (23) facing each other, a movable plate (14) is fixedly connected to the sides of two adjacent fixing rods (12), the movable plate (14) is rotatably connected to the right side of the articulated frame (13), a threaded rod (15) is rotatably connected to the middle of one of the fixing plates three (23), the outer periphery of the threaded rod (15) is rotatably connected to the inside of the movable plate (14), and a turning handle (16) is fixedly connected to the end of the threaded rod (15) away from the movable plate (14).

3. The bearing wear resistance test bench according to claim 1, characterized in that: A fixing plate 1 (9) is fixedly connected to the top of the workbench (1).

4. The bearing wear resistance test bench according to claim 3, characterized in that: One end of the slide rod (6) away from the worm gear (4) is slidably connected to the interior of the fixed plate (9), and the outer periphery of the slide plate (7) is slidably connected to the interior of the fixed plate (9).

5. The bearing wear resistance test bench according to claim 1, characterized in that: A second fixing plate (20) is fixedly connected to the top of the protection cover (17).

6. The bearing wear resistance test bench according to claim 5, characterized in that: The bottom end of the second fixing plate (20) is fixedly connected to a plurality of evenly distributed supporting plates (21).

7. The bearing wear resistance test bench according to claim 1, characterized in that: A display (22) is fixedly connected to one side of the protection cover (17).

8. The bearing wear resistance test bench according to claim 2, characterized in that: The outer periphery of the threaded rod (15) is threadedly connected to a limit plate (24), and the outer periphery of the limit plate (24) is rotatably connected to the interior of the movable plate (14).

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