A portable bearing testing device

Abstract

The utility model belongs to test device technical field, specifically disclose a kind of portable bearing testing device, including base and the mounting bracket connected above base, the telescopic shaft is provided in mounting bracket upper portion, the first chuck is connected in telescopic shaft end, the test product is provided in first chuck below;Test product top end is connected with the connecting disc matched with first chuck, connecting fear can be fixed with screw between first chuck, test product end is connected with the push pin matched with second chuck;The position of base upper portion near middle is equipped with base plate, connecting piece is fixed in base plate upper portion, second chuck is fixed in connecting piece upper portion, bearing main body is provided in base plate below, base plate is connected with base through bearing main body;Driving motor is fixed in base interior, and torque sensor is connected between driving motor and bearing;Driving motor is used to drive bearing rotor rotation, and torque sensor can be used to measure the torque when bearing dynamic test.

Description

Technical Field

[0001] This utility model relates to the field of testing device technology, specifically a portable bearing testing device. Background Technology

[0002] Bearing testing equipment is a specialized device used to evaluate the performance, reliability, durability, and adaptability of bearings under various operating conditions. It is widely used in industrial manufacturing, automotive, aerospace, and other fields. Bearings are core components in mechanical systems that support rotating or linearly moving parts, and they are widely used in aerospace, industrial automation, robotics, and many other fields.

[0003] However, current bearing testing equipment is often bulky, inconvenient to carry, and complex to operate, making it difficult to meet the needs of rapid on-site testing. Therefore, designing a portable bearing testing device is of significant practical importance. Utility Model Content

[0004] The purpose of this invention is to provide a portable bearing testing device that solves the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a portable bearing testing device, comprising a base and a mounting bracket connected above the base. A telescopic shaft is provided above the mounting bracket, and a first fixed chuck is connected to the end of the telescopic shaft. A test product is provided below the first fixed chuck. A connecting plate that mates with the first fixed chuck is connected to the top of the test product. The connecting plate and the first fixed chuck can be fixed with screws. A pin that mates with a second fixed chuck is connected to the end of the test product. A chassis is provided near the center of the base. A connecting piece is fixed above the chassis. A second fixed chuck is fixed above the connecting piece. A bearing body is provided below the chassis. The chassis is connected to the base through the bearing body. A drive motor is fixed inside the base. A torque sensor is connected between the drive motor and the bearing.

[0006] The drive motor is used to rotate the bearing rotor, and the torque sensor can be used to measure the torque during dynamic testing of the bearing.

[0007] The test product is fixed by a first fixed chuck and a second fixed chuck. By changing the height of the telescopic shaft, the pin of the test product is inserted into the pin hole of the second fixed chuck.

[0008] The telescopic shaft can be telescopically extended by means of electric telescopic rod, cylinder or screw drive.

[0009] In a preferred embodiment of this invention, a display screen is provided on the front of the base, and the display screen is electrically connected to the drive motor and torque sensor to achieve centralized control. The display screen is the brain of the entire testing device.

[0010] As a preferred embodiment of this utility model, the base is hinged to a handle on its side. The handle is mainly designed to facilitate lifting the entire device, thereby making it easy to move.

[0011] As a preferred embodiment of this invention, the drive motor and the torque sensor, as well as the bearing and the torque sensor, are all connected by couplings, which serve as overload protection.

[0012] As a preferred embodiment of this invention, a sensor bracket is fixed to the side of the torque sensor, and the sensor bracket is fixed to the inner wall of the base, thereby improving the overall stability of the torque sensor.

[0013] As a preferred embodiment of this utility model, the mounting bracket is made of alloy material, and the alloy material is selected as the main load-bearing bracket, which is sturdy and durable.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] This utility model testing device integrates the fixing and control of the test product into one unit, thereby reducing the size of the device for easy carrying. The rotation method during testing can be controlled via a display screen on the base. The mounting clamps on top provide a good fixing effect for the test product. A handle is provided on the side of the fixture for easy carrying. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the present invention. Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the present invention. Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the internal structure of the base of this utility model. Figure 1 ;

[0019] Figure 4 This is a schematic diagram of the internal structure of the base of this utility model. Figure 2 .

[0020] In the diagram: 1. Base; 2. Mounting bracket; 3. Telescopic shaft; 4. First fixed chuck; 5. Test product; 6. Connecting plate; 7. Pin; 8. Chassis; 9. Connector; 10. Second fixed chuck; 11. Bearing; 12. Drive motor; 13. Torque sensor; 14. Display screen; 15. Grip; 16. Sensor bracket. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] In the description of this utility model, it should be noted that the terms "vertical", "up", "down", "horizontal", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0023] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0024] Please see Figure 1-4 This utility model provides a technical solution: a portable bearing 11 testing device, including a base 1 and a mounting bracket 2 connected above the base 1. A telescopic shaft 3 is provided above the mounting bracket 2, and a first fixed chuck 4 is connected to the end of the telescopic shaft 3. A test product 5 is provided below the first fixed chuck 4. A connecting plate 6 that cooperates with the first fixed chuck 4 is connected to the top of the test product 5. The connecting plate and the first fixed chuck 4 can be fixed with screws. A pin 7 that cooperates with a second fixed chuck 10 is connected to the end of the test product 5. A chassis 8 is provided near the middle position above the base 1. A connecting piece 9 is fixed above the chassis 8. A second fixed chuck 10 is fixed above the connecting piece 9. A bearing 11 body is provided below the chassis 8. The chassis 8 is connected to the base 1 through the bearing 11 body. A drive motor 12 is fixed inside the base 1. A torque sensor 13 is connected between the drive motor 12 and the bearing 11.

[0025] The drive motor 12 is used to drive the rotor of the bearing 11 to rotate, and the torque sensor 13 can be used to measure the torque of the bearing 11 during dynamic testing.

[0026] The first fixed chuck 4 and the second fixed chuck 10 are used to fix the test product 5. By changing the height of the telescopic shaft 3, the pin 7 of the test product 5 is inserted into the pin hole of the second fixed chuck 10.

[0027] The telescopic shaft 3 can be telescopically operated by an electric telescopic rod, a cylinder, or a lead screw.

[0028] Furthermore, a display and control screen 14 is provided on the front of the base 1, and the display and control screen 14 is electrically connected to the drive motor 12 and the torque sensor 13 to achieve centralized control. The display and control screen 14 is the brain of the entire testing device.

[0029] Furthermore, a handle 15 is hinged to the side of the base 1. The handle 15 is mainly designed to facilitate lifting the entire device, thereby making it easy to move.

[0030] Furthermore, the drive motor 12 is connected to the torque sensor 13, and the bearing 11 is connected to the torque sensor 13 via couplings, which serve as overload protection.

[0031] Furthermore, a sensor bracket 16 is fixed to the side of the torque sensor 13, and the sensor bracket 16 is fixed to the inner wall of the base 1, thereby improving the overall stability of the torque sensor 13.

[0032] Furthermore, the mounting bracket 2 is made of alloy material, and alloy material is selected as the main load-bearing bracket, which is sturdy and durable.

[0033] In summary, the portable bearing 11 testing device is a bearing 11 inspection device that integrates bearing 11 fixing and testing. The base 1 contains a high-precision drive motor 12, which drives the rotor of the test product 5 to rotate. The torque sensor 13 can be used to measure the torque of the test product 5 during dynamic testing. The 10-inch LCD display screen 14 on the front panel can display the status of the test product 5 during testing and control the rotation of the drive motor 12, among other functions. The display screen 14 can display and control the motor operation and display the parameters of the torque sensor 13.

[0034] By connecting the connecting plate 6 above the test product 5 to the first fixed chuck 4 with screws, the test product 5 can be lowered by using the telescopic shaft 3. The pin 7 on the test product 5 can be inserted into the second fixed chuck 10, and the drive motor 12 can be used to rotate the test product 5 for testing.

[0035] It is worth noting that the entire device is controlled by a master control button. Since the device matched with the control button is a common device and belongs to existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0036] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A portable bearing testing device, characterized in that: The system includes a base (1) and a mounting bracket (2) connected above the base (1). A telescopic shaft (3) is provided above the mounting bracket (2). A first fixed chuck (4) is connected to the end of the telescopic shaft (3). A test product (5) is provided below the first fixed chuck (4). A connecting plate (6) that mates with the first fixed chuck (4) is connected to the top of the test product (5). The connecting plate and the first fixed chuck (4) can be fixed with screws. A pin (7) that mates with the second fixed chuck (10) is connected to the end of the test product (5). A chassis (8) is provided near the middle of the base (1). A connector (9) is fixed above the chassis (8). A second fixed chuck (10) is fixed above the connector (9). A bearing (11) body is provided below the chassis (8). The chassis (8) is connected to the base (1) through the bearing (11) body. A drive motor (12) is fixed inside the base (1). A torque sensor (13) is connected between the drive motor (12) and the bearing (11).

2. The portable bearing testing device according to claim 1, characterized in that: The base (1) has a display screen (14) on its front side, which is electrically connected to the drive motor (12) and the torque sensor (13).

3. The portable bearing testing device according to claim 1, characterized in that: The base (1) has a handle (15) hinged to its side.

4. The portable bearing testing device according to claim 1, characterized in that: The drive motor (12) and torque sensor (13), and the bearing (11) and torque sensor (13) are all connected by couplings.

5. The portable bearing testing device according to claim 1, characterized in that: The torque sensor (13) is fixed with a sensor bracket (16) on its side, and the sensor bracket (16) is fixed to the inner wall of the base (1).

6. The portable bearing testing device according to claim 1, characterized in that: The mounting bracket (2) is made of alloy material.

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