Impact testing machine for hub detection

Abstract

The utility model discloses an impact testing machine for hub detection, which comprises a workbench and an impact assembly, a support is fixedly mounted at the top of the workbench, the impact assembly comprises a magnetic attraction seat, a guide plate, a guide rod, a mounting plate, a bidirectional screw rod, a fixing rod, a knob, an impact hammer and a fixing plate, and an electric telescopic rod is mounted in the middle of the top of the support. The bottom of the electric telescopic rod penetrates through the support and is fixedly provided with a connecting plate. The two-way lead screw is driven to rotate by screwing the rotary knob clockwise and anticlockwise, then the fixing rods on the two sides can be driven to move towards the outer side at the same time, fixing of the fixing plate is lost, the impact hammer can be conveniently taken down, the impact hammer can be conveniently replaced, and when the impact hammer is installed, the fixing plate is placed in the groove body, so that the impact hammer is installed conveniently. The fixing holes are aligned with the fixing rods, then the knob can be screwed anticlockwise, the fixing rods are driven to move towards the inner side at the same time, and the impact hammer is installed.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub detection equipment, in particular to an impact testing machine for wheel hub detection. Background Art

[0002] With the continuous expansion of the automobile market, wheel hub bearings, as one of the important parts of automobiles, are in increasing demand in the market. However, after the wheel hub bearings are produced, due to the lack of relevant testing equipment, it is impossible to test the performance of the wheel hub bearings. As a result, many wheel hub bearings that do not meet the performance standards have also flowed into the market.

[0003] At present, the existing patent with announcement number CN217032960U discloses a wheel hub bearing impact testing machine, in which an electric hoist is installed on the top of the frame, and the electric hoist is connected to a hook through a twisted rope; a weight-removing hook is hung on the hook, and a counterweight block is hung on the weight-removing hook, and an impact head is provided at the bottom of the counterweight block, and the counterweight block slides with a vertical slide rail installed on the frame; a shock-absorbing device is provided at the bottom of the frame, and a tool for positioning the wheel hub bearing is installed on the shock-absorbing device.

[0004] Although the device has a simple structure, is easy to implement and operate, and can accurately test the impact resistance of wheel hub bearings, on the one hand, it meets the requirements of consistent production; on the other hand, it can effectively prevent substandard wheel hub bearings from entering the market. However, it still has the following defects: after long-term use of the impact hammer, the impact head will wear out, and the impact head in the device is fixedly installed, which is not convenient for replacement. In addition, the device is not convenient for multi-angle impact testing of the wheel hub, and its overall adaptability is poor. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an impact testing machine for wheel hub detection.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0007] The utility model discloses an impact testing machine for wheel hub detection, comprising a workbench and an impact assembly, wherein a bracket is fixedly installed on the top of the workbench, and the impact assembly comprises a magnetic seat, a guide plate, a guide rod, a mounting plate, a bidirectional screw rod, a fixing rod, a knob, an impact hammer, and a fixing plate; an electric telescopic rod is installed in the middle of the top of the bracket, the bottom of the electric telescopic rod passes through the bracket, a connecting plate is fixedly installed on the bottom of the electric telescopic rod, an electromagnet is installed in the middle of the bottom of the connecting plate, a driving assembly is arranged inside the workbench, a placement plate is hinged in the middle of the top of the workbench, an anti-slip strip is arranged on the top of the placement plate, a controller is arranged on the front side of the workbench, and weight boxes are fixedly installed on both sides of the top of the guide plate.

[0008] As an optimal technical solution of the present invention, a magnetic seat is provided in the middle of the top of the guide plate, the mounting plate is fixedly installed on the bottom of the guide plate, a groove body that can accommodate the fixed plate is opened in the middle of the bottom of the mounting plate, and the interior of the mounting plate is a hollow structure.

[0009] As an optimal technical solution of the present invention, the bidirectional screw is rotatably installed on the right side of the inner wall of the mounting plate, the left side of the bidirectional screw extends to the outside of the mounting plate and is fixedly installed with the knob, the threaded outer surfaces on both sides of the bidirectional screw are threadedly connected to the fixing rods, and the fixing rods are all L-shaped structures, the fixing plate is fixedly installed on the top of the impact hammer, and the impact hammer and the fixing plate are movably arranged at the bottom of the mounting plate.

[0010] As an optimal technical solution of the present invention, fixing holes are provided on both sides of the fixing plate, and the fixing holes are used in conjunction with the fixing rods. One end of the fixing rods passes through the mounting plate, and the fixing rods are slidably connected to the mounting plate.

[0011] As an optimal technical solution of the present invention, the guide rods are fixedly installed on both sides of the top of the workbench, the tops of the guide rods are fixedly connected to the brackets, and the guide rods are slidably connected on both sides of the guide plate.

[0012] As an optimal technical solution of the present utility model, the driving assembly includes a driving motor, a threaded rod, a limiting rod, two moving blocks, a support plate, and a connecting block. An installation groove is opened inside the workbench, the driving motor is installed on the left side of the installation groove, and the threaded rod is installed on the output end of the driving motor.

[0013] As an optimal technical solution of the present invention, the limiting rod is fixedly installed inside the mounting groove, the moving block is slidingly provided on the outside of the limiting rod, the external thread of the threaded rod is connected to the moving block, one end of the support plate is rotatably connected between the moving blocks, the connecting block is fixedly installed on the right side of the bottom of the placement plate, the other end of the support plate is hinged to the connecting block, and the bottom of the connecting block extends to the inside of the mounting groove.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] The utility model drives the bidirectional screw rod to rotate by turning the knob clockwise or counterclockwise, thereby driving the fixing rods on both sides to move outward at the same time, losing the fixation of the fixing plate, and then the impact hammer can be conveniently removed, which is convenient for replacing the impact hammer. When installing the impact hammer, the fixing plate is placed inside the groove body, and the fixing hole is aligned with the fixing rod. Then, the knob can be turned counterclockwise to drive the fixing rod to move inward at the same time to install the impact hammer. Moreover, through the setting of the drive component, the inclination angle of the placement plate can be conveniently adjusted, which is convenient for adjusting the inclination angle of the wheel hub, and the wheel hub can be subjected to multi-angle impact tests. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 This utility model Figure 2 A magnified view of the structure at center A;

[0020] Figure 4 It is a partial structural stereogram of the utility model;

[0021] In the figure: 1. Workbench; 2. Bracket; 3. Magnetic seat; 4. Guide plate; 5. Guide rod; 6. Mounting plate; 7. Bidirectional screw; 8. Fixing rod; 9. Knob; 10. Impact hammer; 11. Fixing plate; 12. Electric telescopic rod; 13. Connecting plate; 14. Electromagnet; 15. Placement plate; 16. Controller; 17. Drive motor; 18. Threaded rod; 19. Moving block; 20. Support plate; 21. Connecting block; 22. Limit rod. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention and are not used to limit the present invention.

[0023] In the drawings, the same reference numerals all refer to the same components.

[0024] like Figure 1-4As shown, the utility model provides an impact testing machine for wheel hub detection, including a workbench 1 and an impact assembly. A bracket 2 is fixedly installed on the top of the workbench 1, and the impact assembly includes a magnetic seat 3, a guide plate 4, a guide rod 5, a mounting plate 6, a bidirectional screw 7, a fixing rod 8, a knob 9, an impact hammer 10, and a fixing plate 11. An electric telescopic rod 12 is installed in the middle of the top of the bracket 2, and the bottom of the electric telescopic rod 12 passes through the bracket 2. A connecting plate 13 is fixedly installed at the bottom of the electric telescopic rod 12, and an electromagnet 14 is installed in the middle of the bottom of the connecting plate 13. A driving assembly is provided inside the workbench 1, and a placement plate 15 is hinged in the middle of the top of the workbench 1. An anti-slip strip is provided on the top of the placement plate 15. A controller 16 is provided on the front side of the workbench 1, and weight boxes are fixedly installed on both sides of the top of the guide plate 4. The device is controlled by the controller 16.

[0025] This device drives the bidirectional screw rod 7 to rotate by turning the knob 9 clockwise or counterclockwise, thereby driving the fixing rods 8 on both sides to move outward at the same time, losing the fixation of the fixing plate 11, and then the impact hammer 10 can be easily removed, which is convenient for replacing the impact hammer 10. When installing the impact hammer 10, the fixing plate 11 is placed inside the groove body and the fixing hole is aligned with the fixing rod 8. Then the knob 9 can be turned counterclockwise to drive the fixing rod 8 to move inward at the same time to install the impact hammer 10. Moreover, through the setting of the drive component, the inclination angle of the placement plate 15 can be conveniently adjusted, which is convenient for adjusting the inclination angle of the wheel hub and can perform multi-angle impact tests on the wheel hub.

[0026] Furthermore, a magnetic seat 3 is provided in the middle of the top of the guide plate 4, and a mounting plate 6 is fixedly installed on the bottom of the guide plate 4. A groove body that can accommodate the fixed plate 11 is opened in the middle of the bottom of the mounting plate 6, and the interior of the mounting plate 6 is a hollow structure.

[0027] Furthermore, a bidirectional screw rod 7 is rotatably installed on the right side of the inner wall of the mounting plate 6, and the left side of the bidirectional screw rod 7 extends to the outside of the mounting plate 6 and is fixedly installed with a knob 9. The threaded outer surfaces on both sides of the bidirectional screw rod 7 are threadedly connected to fixed rods 8, and the fixed rods 8 are all L-shaped structures. A fixing plate 11 is fixedly installed on the top of the impact hammer 10, and the impact hammer 10 and the fixing plate 11 are both movably arranged at the bottom of the mounting plate 6.

[0028] Furthermore, fixing holes are provided on both sides of the fixing plate 11, and the fixing holes are used in conjunction with the fixing rod 8. One end of the fixing rod 8 passes through the mounting plate 6, and the fixing rod 8 is slidably connected to the mounting plate 6.

[0029] Furthermore, guide rods 5 are fixedly installed on both sides of the top of the workbench 1, the tops of the guide rods 5 are fixedly connected to the brackets 2, and the guide rods 5 are slidably connected to both sides of the guide plate 4.

[0030] Furthermore, the driving assembly includes a driving motor 17, a threaded rod 18, a limiting rod 22, two moving blocks 19, a support plate 20, and a connecting block 21. An installation groove is opened inside the workbench 1, and the driving motor 17 is installed on the left side inside the installation groove. The output end of the driving motor 17 is installed with a threaded rod 18.

[0031] Furthermore, a limit rod 22 is fixedly installed inside the mounting groove, and a moving block 19 is slidingly provided on the outside of the limit rod 22. The external thread of the threaded rod 18 is connected to the moving block 19, and one end of the support plate 20 is rotatably connected between the moving blocks 19. A connecting block 21 is fixedly installed on the right side of the bottom of the placement plate 15, and the other end of the support plate 20 is hinged with the connecting block 21, and the bottom of the connecting block 21 extends to the inside of the mounting groove.

[0032] Working principle: When in use, place the wheel hub on top of the placement plate 15, and then adjust the number of weights inside the weight box according to the experimental requirements, and adjust the impact hammer 10 to the appropriate height through the electric telescopic rod 12, and then turn off the electromagnet 14, and through the cooperation of the guide rod 5 and the guide plate 4, make the impact hammer 10 perform free fall motion, and the impact hammer 10 impacts the wheel hub to realize the impact test of the wheel hub, and then push the guide plate 4 upward, and turn on the electromagnet 14, so that the electromagnet 14 and the magnetic seat 3 are magnetically attracted, and then the subsequent impact test can be carried out. When the wheel hub is subjected to impact detection, the threaded rod 18 is driven to rotate by the driving motor 17, and the external moving block 19 is driven to move laterally, and through the cooperation of the moving block 19 and the limit rod 22, it can be To drive one end of the support plate 20 to move, one end of the placement plate 15 can be lifted up, the inclination angle of the placement plate 15 can be changed, and the inclination angle of the wheel hub can be adjusted, so that the device can perform multi-angle impact tests on the wheel hub. When the impact hammer 10 needs to be replaced, the two-way screw rod 7 is driven to rotate by turning the knob 9 clockwise or counterclockwise, and then the fixing rods 8 on both sides can be driven to move outward at the same time, losing the fixation of the fixing plate 11, and then the impact hammer 10 can be easily removed, which is convenient for replacing the impact hammer 10. When installing the impact hammer 10, the fixing plate 11 is placed inside the slot body, and the fixing hole is aligned with the fixing rod 8, and then the knob 9 can be turned counterclockwise to drive the fixing rod 8 to move inward at the same time to install the impact hammer 10.

[0033] Finally, it should be noted that the above description is merely 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 will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An impact testing machine for wheel hub inspection, characterized in that: The invention comprises a workbench (1) and an impact assembly, wherein a bracket (2) is fixedly installed on the top of the workbench (1), and the impact assembly comprises a magnetic seat (3), a guide plate (4), a guide rod (5), a mounting plate (6), a bidirectional screw rod (7), a fixing rod (8), a knob (9), an impact hammer (10), and a fixing plate (11). An electric telescopic rod (12) is installed in the middle of the top of the bracket (2), the bottom of the electric telescopic rod (12) passes through the bracket (2), a connecting plate (13) is fixedly installed on the bottom of the electric telescopic rod (12), and an electromagnet (14) is installed in the middle of the bottom of the connecting plate (13). A driving assembly is arranged inside the workbench (1), a placement plate (15) is hinged in the middle of the top of the workbench (1), and an anti-slip strip is arranged on the top of the placement plate (15). A controller (16) is arranged on the front side of the workbench (1), and weight boxes are fixedly installed on both sides of the top of the guide plate (4).

2. The impact testing machine for wheel hub inspection according to claim 1, characterized in that: A magnetic seat (3) is provided in the middle of the top of the guide plate (4), the mounting plate (6) is fixedly mounted on the bottom of the guide plate (4), a slot body capable of accommodating the fixing plate (11) is provided in the middle of the bottom of the mounting plate (6), and the interior of the mounting plate (6) is a hollow structure.

3. The impact testing machine for wheel hub inspection according to claim 2, characterized in that: The bidirectional screw rod (7) is rotatably mounted on the right side of the inner wall of the mounting plate (6), and the left side of the bidirectional screw rod (7) extends to the outside of the mounting plate (6) and is fixedly mounted with the knob (9). The threaded outer surfaces on both sides of the bidirectional screw rod (7) are both threadedly connected to the fixing rod (8), and the fixing rod (8) is an L-shaped structure. The fixing plate (11) is fixedly mounted on the top of the impact hammer (10), and the impact hammer (10) and the fixing plate (11) are both movably arranged at the bottom of the mounting plate (6).

4. The impact testing machine for wheel hub inspection according to claim 3, characterized in that: Both sides of the fixing plate (11) are provided with fixing holes, and the fixing holes cooperate with the fixing rods (8). One end of the fixing rods (8) passes through the mounting plate (6), and the fixing rods (8) are slidably connected to the mounting plate (6).

5. The impact testing machine for wheel hub inspection according to claim 4, characterized in that: The guide rods (5) are fixedly mounted on both sides of the top of the workbench (1), the tops of the guide rods (5) are fixedly connected to the brackets (2), and both sides of the guide plates (4) are slidably connected to the guide rods (5).

6. The impact testing machine for wheel hub inspection according to claim 1, characterized in that: The driving assembly comprises a driving motor (17), a threaded rod (18), a limiting rod (22), two moving blocks (19), a support plate (20), and a connecting block (21). A mounting groove is provided inside the workbench (1), the driving motor (17) is mounted on the left side inside the mounting groove, and the threaded rod (18) is mounted on the output end of the driving motor (17).

7. The impact testing machine for wheel hub inspection according to claim 6, characterized in that: The limiting rod (22) is fixedly installed inside the installation groove, the moving block (19) is slidably provided on the outside of the limiting rod (22), the external thread of the threaded rod (18) is connected to the moving block (19), one end of the support plate (20) is rotatably connected between the moving blocks (19), the connecting block (21) is fixedly installed on the right side of the bottom of the placement plate (15), the other end of the support plate (20) is hinged to the connecting block (21), and the bottom of the connecting block (21) extends to the inside of the installation groove.

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