Electric vehicle quality detection device

Abstract

The utility model provides an electric vehicle quality detection device, which relates to the technical field of hub detection and comprises a detection table, a positioning frame is fixedly mounted at the bottom of the inner side of the detection table, an electric push rod is fixedly mounted at the top of the inner side of the detection table, a mounting seat is fixedly connected to the bottom of the electric push rod, and a pressing plate is arranged at the bottom of the mounting seat. A driving motor is movably mounted on one side of the outer wall of the detection table, a fixed block is fixedly connected to the bottom of the inner side of the detection table, a movable seat is arranged at the top of the fixed block, a hub is placed at the top of a placement seat, a pressing plate at the bottom of an electric push rod moves downwards to press and limit the hub, and a first bevel gear and a second bevel gear are meshed with each other. The driving motor can drive the hub to rotate, multi-angle detection is performed on the hub, the rotating handle is rotated to enable the movable seat to be close to the hub, when the hub rotates, the roundness of the hub can be detected by observing the movement of the pointing block, and observation and use are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub detection, in particular to a quality detection device for electric vehicles. Background Technique

[0002] An electric vehicle, that is, a power-driven vehicle, also known as an electric drive vehicle. Electric vehicles are divided into AC electric vehicles and DC electric vehicles. Generally speaking, an electric vehicle uses a battery as an energy source, and through components such as a controller and a motor, it converts electrical energy into mechanical energy to move, and controls the vehicle speed by changing the magnitude of the current.

[0003] After the electric vehicle wheel hub is manufactured, it is necessary to detect the roundness of the wheel hub to avoid deviations in the wheel hub and affect the product quality. When the existing wheel hubs are detected, usually personnel use the naked eye to detect the degree of depression and protrusion of the wheel hub. This method not only has a low detection efficiency, but also has a large error in the detection result by the naked eye, and there are certain limitations. Content of the Utility Model

[0004] The purpose of the utility model is to solve the problem that when the existing wheel hubs are detected, usually personnel use the naked eye to detect the degree of depression and protrusion of the wheel hub. This method not only has a low detection efficiency, but also has a large error in the detection result by the naked eye, and there are certain limitations, and a quality detection device for electric vehicles is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: A quality detection device for electric vehicles, including a detection table. The detection table is in a U shape. A positioning frame is fixedly installed at the inner bottom of the detection table. The top of the positioning frame is a hollow structure. A placing seat is arranged inside the positioning frame. A positioning rod is fixedly connected to the top of the placing seat. A collar is fixedly installed on the surface of the placing seat. The collar is movably installed on the inner wall of the positioning frame. An electric push rod is fixedly installed at the inner top of the detection table. The bottom of the electric push rod is fixedly connected with a mounting seat. A pressing plate is arranged at the bottom of the mounting seat. A driving motor is movably installed on one side of the outer wall of the detection table. A fixed block is fixedly connected to the inner bottom of the detection table. An opening one is formed at the top of the fixed block. A turning handle is movably installed on one side of the fixed block. A movable seat is arranged at the top of the fixed block. An opening two is formed at the top of the movable seat.

[0006] Preferably, a limiting groove is formed inside the mounting seat. A connecting rod is fixedly connected to the top of the pressing plate. A limiting block is fixedly connected to the top of the connecting rod. The limiting block is movably installed inside the limiting groove.

[0007] Preferably, a fixed rod is fixedly connected to the bottom of the collar. The bottom of the fixed rod is movably connected to the inner wall of the detection table. A bevel gear one is fixedly installed on the surface of the fixed rod.

[0008] Preferably, the output shaft of the driving motor is fixedly connected to a connecting rod, one side of the connecting rod is fixedly connected to a second bevel gear, and the side surface of the second bevel gear is engaged with the side surface of the first bevel gear.

[0009] Preferably, one side of the turning handle is fixedly connected to a screw rod, and the other side of the screw rod is movably connected to the inner wall of the fixed block.

[0010] Preferably, a scale line is provided on the top of the movable seat, a connecting block is fixedly connected to the bottom of the scale line, and the inner wall of the connecting block is threadedly connected to the surface of the screw.

[0011] Preferably, a guide rod is movably installed inside the movable seat, a round ball is fixedly connected to one side of the guide rod, a pressing block is fixedly installed on one end of the surface of the guide rod, a pointing block is fixedly connected to the top of the pressing block, a spring is fixedly installed inside the movable seat, and the other side of the guide rod is located at the inner end of the spring.

[0012] Compared with the prior art, the advantages and positive effects of the present invention are:

[0013] 1. In the utility model, the wheel hub is placed on the top of the placement seat, and the positioning frame and the positioning rod fix the wheel hub to prevent the wheel hub from shaking. When the pressure plate installed at the bottom of the electric push rod moves downward, the wheel hub can be pressed to limit the position. The bevel gear 1 and the bevel gear 2 on the surface of the fixed rod are engaged with each other. At the same time, the pressure plate is movably connected to the mounting frame, so that the drive motor can drive the fixed wheel hub to rotate. There is no need to manually rotate the wheel hub, thereby reducing the labor intensity.

[0014] 2. In the utility model, the connecting block installed at the bottom of the movable seat is installed on the surface of the screw through a thread. The movable seat can be moved closer to the wheel hub by turning the handle, and the surface of the ball fits with one side of the wheel hub. At this time, the spring is in a compressed state due to the thrust of the pressing block. When the wheel hub rotates, the roundness of the wheel hub can be detected by observing the movement of the pointing block, which is convenient for observation and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of a testing platform for an electric vehicle quality testing device proposed in the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of a fixed block of an electric vehicle quality detection device proposed by the utility model;

[0017] Figure 3 This is a schematic diagram of the pressure plate installation structure of an electric vehicle quality inspection device proposed by the utility model;

[0018] Figure 4This is a schematic diagram of the cross-sectional structure of a testing platform for an electric vehicle quality testing device proposed in the utility model;

[0019] Figure 5 The utility model provides a schematic cross-sectional structure diagram of a fixed block of an electric vehicle quality detection device.

[0020] Legend: 1. Testing table; 11. Positioning frame; 12. Placement seat; 13. Positioning rod; 14. Ring; 15. Fixing rod; 16. Bevel gear one; 2. Electric push rod; 21. Mounting seat; 211. Limiting groove; 22. Pressure plate; 23. Connecting rod; 24. Limiting block; 3. Driving motor; 31. Connecting rod; 32. Bevel gear two; 4. Fixing block; 401. Opening one; 41. Turning handle; 42. Screw; 5. Movable seat; 501. Opening two; 51. Scale line; 52. Connecting block; 53. Guide rod; 54. Ball; 55. Pressing block; 56. Pointing block; 57. Spring. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features therein can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0023] Example 1

[0024] like Figure 1-Figure 5As shown in the figure, the utility model provides a technical solution: an electric vehicle quality detection device, including a detection table 1. The detection table 1 is in a U-shape. A positioning frame 11 is fixedly installed at the inner bottom of the detection table 1. The top of the positioning frame 11 is a hollow structure. A placing seat 12 is arranged inside the positioning frame 11. A positioning rod 13 is fixedly connected to the top of the placing seat 12. A collar 14 is fixedly installed on the surface of the placing seat 12. The collar 14 is movably installed on the inner wall of the positioning frame 11. An electric push rod 2 is fixedly installed at the inner top of the detection table 1. A mounting seat 21 is fixedly connected to the bottom of the electric push rod 2. A pressing plate 22 is arranged at the bottom of the mounting seat 21. A driving motor 3 is movably installed on one side of the outer wall of the detection table 1. A limiting groove 211 is formed inside the mounting seat 21. A connecting rod 23 is fixedly connected to the top of the pressing plate 22. A limiting block 24 is fixedly connected to the top of the connecting rod 23. The limiting block 24 is movably installed inside the limiting groove 211. A fixing rod 15 is fixedly connected to the bottom of the collar 14. The bottom of the fixing rod 15 is movably connected to the inner wall of the detection table 1. A first bevel gear 16 is fixedly installed on the surface of the fixing rod 15. A connecting rod 31 is fixedly connected to the output shaft of the driving motor 3. A second bevel gear 32 is fixedly connected to one side of the connecting rod 31. The side surface of the second bevel gear 32 is engaged with the side surface of the first bevel gear 16 by teeth.

[0025] In this embodiment, the hub is placed horizontally on the top of the placing seat 12, and the hub center is sleeved on the surface of the positioning rod 13 to limit the hub. By starting the electric push rod 2, the pressing plate 22 at its bottom is driven to descend. The bottom end of the pressing plate 22 is in contact with the top of the hub to press and limit the hub. Subsequently, the driving motor 3 is started to drive the connecting rod 31 and the second bevel gear 32 to rotate. The second bevel gear 32 meshes with the first bevel gear 16 on the surface of the fixing rod 15, so that the placing seat 12 rotates inside the positioning frame 11, and at the same time, the hub and the pressing plate 22 are rotated. The connecting rod 23 and the limiting block 24 on the top of the pressing plate 22 rotate inside the mounting seat 21, which is convenient for detecting the hub from multiple angles.

[0026] Embodiment 2

[0027] Such as Figure 1-Figure 5As shown, a fixed block 4 is fixedly connected to the bottom inner side of the testing platform 1, an opening 1 401 is provided on the top of the fixed block 4, a turning handle 41 is movably installed on one side of the fixed block 4, a movable seat 5 is provided on the top of the movable seat 5, an opening 2 501 is provided on the top of the movable seat 5, a screw 42 is fixedly connected to one side of the turning handle 41, and the other side of the screw 42 is movably connected to the inner wall of the fixed block 4, a scale line 51 is provided on the top of the movable seat 5, a connecting block 52 is fixedly connected to the bottom of the scale line 51, the inner wall of the connecting block 52 is threadedly connected to the surface of the screw 42, a guide rod 53 is movably installed inside the movable seat 5, a round ball 54 is fixedly connected to one side of the guide rod 53, a pressing block 55 is fixedly installed on one end of the surface of the guide rod 53, and a pointing block 56 is fixedly connected to the top of the pressing block 55, a spring 57 is fixedly installed inside the movable seat 5, and the other side of the guide rod 53 is located at the inner end of the spring 57.

[0028] In this embodiment, when the wheel hub is mounted on the top of the placement seat 12, the screw 42 is rotated by turning the handle 41, and the connecting block 52 moves on the surface of the rotating screw 42, so that the movable seat 5 moves closer to the wheel hub, and the ball 54 on one side of the guide rod 53 fits with the side of the wheel hub, and the guide rod 53 is pushed relative to the wheel hub and moves toward the inside of the movable seat 5. At this time, one end of the guide rod 53 penetrates the inner end of the spring 57, and the pressing block 55 on the surface of the guide rod 53 applies a certain pressure to the spring 57. , so that the spring 57 is in a state of force compression, and the wheel hub continues to rotate. When the wheel hub position is concave, the spring 57 rebounds and pushes the ball 54 outward, causing the pointing block 56 to move toward one end of the wheel hub. When the wheel hub position is convex, the ball 54 is compressed to move the guide rod 53 toward the inside of the movable seat 5. At this time, the pointing block 56 moves toward the opposite end of the wheel hub. By observing the movement of the pointing block 56, the roundness of the wheel hub can be detected, and by observing the scale line 51, the concave and convex lengths of the wheel hub can be detected.

[0029] The working principle of this embodiment is as follows: the wheel hub is placed horizontally on the top of the placement seat 12, and the center of the wheel hub is looped on the surface of the positioning rod 13, the electric push rod 2 is started to drive the pressure plate 22 at its bottom to descend, and the wheel hub is pressed to limit the position, the turning handle 41 is turned to drive the screw 42 to rotate, and the connecting block 52 moves on the surface of the rotating screw 42, the movable seat 5 moves closer to the wheel hub, and the round ball 54 on one side of the guide rod 53 is in contact with the side of the wheel hub, and the pressing block 55 on the surface of the guide rod 53 applies a certain pressure to the spring 57, so that the spring 57 is in a state of force compression. Then, the driving motor 3 is started to drive the connecting rod 31 and the bevel gear 2 32 to rotate, and the bevel gear 2 32 is meshed with the bevel gear 1 16 on the surface of the fixed rod 15, so that the placement seat 12 drives the wheel hub and the pressure plate 22 to rotate. When the wheel hub position is concave, the pointing block 56 moves toward one end of the wheel hub, and when the wheel hub position is convex, the pointing block 56 moves toward the opposite end of the wheel hub. By observing the movement of the pointing block 56, the roundness of the wheel hub can be detected, and the concave and convex lengths of the wheel hub can be detected by observing the scale line 51, thereby improving the accuracy of the wheel hub detection data.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any other form. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes for application in other fields. However, any simple modification, equivalent change and modification of the above embodiment made according to the technical essence of the present invention without departing from the content of the technical solution of the present invention shall still fall within the scope of protection of the technical solution of the present invention.

Claims

1. An electric vehicle quality inspection device, comprising a testing platform (1), characterized in that: The inspection table (1) is U-shaped. A positioning frame (11) is fixedly installed at the inner bottom of the inspection table (1). The top of the positioning frame (11) is a hollow structure. A placement seat (12) is provided inside the positioning frame (11). A positioning rod (13) is fixedly connected to the top of the placement seat (12). A collar (14) is fixedly installed on the surface of the placement seat (12). The collar (14) is movably installed on the inner wall of the positioning frame (11). An electric push rod (2) is fixedly installed at the inner top of the inspection table (1). The bottom of the electric push rod (2) is fixedly connected to a mounting seat (21). A pressing plate (22) is provided at the bottom of the mounting seat (21). A driving motor (3) is movably installed on one side of the outer wall of the inspection table (1). A fixed block (4) is fixedly connected to the inner bottom of the inspection table (1). An opening one (401) is formed at the top of the fixed block (4). A turning handle (41) is movably installed on one side of the fixed block (4). A movable seat (5) is provided at the top of the fixed block (4). An opening two (501) is formed at the top of the movable seat (5).

2. The electric vehicle quality detection device according to claim 1, characterized in that: A limiting groove (211) is formed inside the mounting seat (21). A connecting rod (23) is fixedly connected to the top of the pressing plate (22). A limiting block (24) is fixedly connected to the top of the connecting rod (23). The limiting block (24) is movably installed inside the limiting groove (211).

3. The electric vehicle quality detection device according to claim 1, characterized in that: A fixed rod (15) is fixedly connected to the bottom of the collar (14). The bottom of the fixed rod (15) is movably connected to the inner wall of the inspection table (1). A bevel gear one (16) is fixedly installed on the surface of the fixed rod (15).

4. The electric vehicle quality detection device according to claim 1, characterized in that: A connecting rod (31) is fixedly connected to the output shaft of the driving motor (3). A bevel gear two (32) is fixedly connected to one side of the connecting rod (31). The side surface of the bevel gear two (32) is engaged with the side surface of the bevel gear one (16) by teeth.

5. The electric vehicle quality detection device according to claim 1, characterized in that: A screw rod (42) is fixedly connected to one side of the turning handle (41). The other side of the screw rod (42) is movably connected to the inner wall of the fixed block (4).

6. The electric vehicle quality detection device according to claim 1, characterized in that: A scale line (51) is provided at the top of the movable seat (5). A connecting block (52) is fixedly connected to the bottom of the scale line (51). The inner wall of the connecting block (52) is threadedly connected to the surface of the screw rod (42).

7. The electric vehicle quality detection device according to claim 1, characterized in that: A guide rod (53) is movably installed inside the movable seat (5). A ball (54) is fixedly connected to one side of the guide rod (53). A pressing block (55) is fixedly installed at one end of the surface of the guide rod (53). A pointing block (56) is fixedly connected to the top of the pressing block (55). A spring (57) is fixedly installed inside the movable seat (5). The other side of the guide rod (53) is located at the inner end of the spring (57).

Images