A bearing liner friction and wear testing device

Abstract

This utility model discloses a bearing liner friction and wear testing device, including a test box and a testing mechanism. A fixing ring is installed inside the test box, and a ring-shaped test clamp is fixedly connected to the inner wall of the fixing ring. A through-hole is opened in the middle of the test clamp, and a liner is fixedly connected to the inner wall of the test hole. The testing mechanism includes a rotating shaft and a test shaft. The rotating shaft is longitudinally distributed and rotatably connected to the top of the test box. The top of the test shaft is fixedly connected to the top of the rotating shaft, and the bottom of the test shaft extends into the through hole. The modular design of the test box facilitates disassembly, assembly, repair, and maintenance. This utility model achieves stepless adjustment through a fixing ring and telescopic rod slidably fixed within the test item, and different testing requirements are met through a replaceable test shaft. Furthermore, different test conditions can be simulated by injecting or adding different media into the test box, supporting testing environments under various media conditions.

Description

Technical Field

[0001] This utility model relates to the field of bearing liner testing devices, specifically to a bearing liner friction and wear testing device. Background Technology

[0002] Bearing liners are critical components in mechanical equipment, and their friction and wear performance directly affects the equipment's service life and operating efficiency. Currently, traditional friction and wear testing devices suffer from problems such as complex structure, limited testing conditions, and inability to flexibly simulate different load conditions. Therefore, there is an urgent need for a testing device with a simple structure, adjustable load, and efficient ability to test the friction and wear performance of bearing liners. Utility Model Content

[0003] The purpose of this invention is to provide a bearing liner friction and wear testing device to solve the above-mentioned problems.

[0004] To achieve the above objectives, the present invention provides the following technical solution: A bearing liner friction and wear testing device includes a test chamber and a testing mechanism. A fixing ring is disposed inside the test chamber, and a ring-shaped test clamp is fixedly connected to the inner wall of the fixing ring. A through-hole is formed in the middle of the test clamp, and a liner is fixedly connected to the inner wall of the test hole. The testing mechanism includes a rotating shaft and a test shaft. The rotating shaft is longitudinally distributed and rotatably connected to the top of the test chamber. The top of the test shaft is fixedly connected to the top of the rotating shaft, and the bottom of the test shaft extends into the through hole.

[0005] Furthermore, the fixing ring is slidably connected to the inner wall of the test chamber, and several telescopic rods are fixedly connected to the bottom of the fixing ring.

[0006] Furthermore, the test box includes a top cover and a box body, with the top cover fixedly connected to the box body.

[0007] Furthermore, the testing mechanism also includes a bushing, which is fixedly connected to the upper cover, and the rotating shaft is rotatably connected to the bushing.

[0008] Furthermore, it also includes a power mechanism, which includes a motor bracket and a drive motor. The motor bracket is fixedly connected to the top of the upper cover, and the drive motor is fixedly connected to the bracket. The drive motor is fixedly connected to the top of the rotating shaft through a coupling.

[0009] Furthermore, the test chamber is fixedly connected with an inlet pipe and an outlet pipe.

[0010] The beneficial effects are: The modular design of this utility model's test box facilitates disassembly, assembly, repair, and maintenance. This utility model achieves stepless adjustment through a fixed ring and telescopic rod that are slidably fixed within the test item, and realizes different testing requirements through replaceable test shafts. Furthermore, different test conditions can be simulated by injecting or adding different media into the test box of this utility model, supporting test environments under various media conditions. Attached Figure Description

[0011] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0012] Figure 1 This is a diagram of the internal structure of the present invention; Figure 2 For the present utility model Figure 1 Enlarged view of point A; Figure 3 For the present utility model Figure 1 Enlarged view of point B.

[0013] The reference numerals in the attached drawings are explained as follows: 1. Test box; 11. Top cover; 12. Box body; 2. Fixing ring; 3. Test clamp; 31. Test hole; 4. Pad; 51. Rotating shaft; 52. Test shaft; 53. Bushing; 61. Drive motor; 62. Motor bracket; 63. Coupling. Detailed Implementation

[0014] To make the objectives, technical solutions, and advantages of this utility model clearer, the technical solutions of this utility model will be described in detail below. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other implementation methods obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0015] See Figures 1-3 As shown, this utility model provides a bearing liner friction and wear testing device, including a test chamber 1 and a testing mechanism. The test chamber 1 includes an upper cover 11 and a chamber body 12. The upper cover 11 is fixedly connected to the chamber body 12. The test chamber 1 is fixedly connected to an inlet pipe and an outlet pipe. Different media are injected through the inlet pipe to simulate different test conditions, thereby supporting test environments under multiple media environments.

[0016] A fixing ring 2 is installed inside the test chamber 1. The fixing ring 2 is slidably connected to the inner wall of the test chamber 1. Several telescopic rods are fixedly connected to the bottom of the fixing ring 2. The telescopic rods can be electrically telescopic to achieve stepless adjustment. The position of the fixing ring 2 can be adjusted by adjusting the length of the telescopic rods. A ring-shaped test clamp 3 is fixedly connected to the inner wall of the fixing ring 2. A test hole 31 with vertical penetration is opened in the middle of the test clamp 3. A pad 4 is fixedly connected to the inner wall of the test hole 31.

[0017] The testing mechanism includes a rotating shaft 51, a test shaft 52, and a bushing 53. The bushing 53 is fixedly connected to the upper cover 11, and the rotating shaft 51 is rotatably connected to the bushing 53. The rotating shaft 51 is longitudinally distributed and rotatably connected to the top of the test chamber 1. The top of the test shaft 52 is fixedly connected to the top of the rotating shaft 51, and the bottom of the test shaft 52 extends into the test hole 31. By replacing the test shaft 52, the testing adjustment range can be further expanded. For example, by replacing the test shaft 52 with one of different diameters, the wear of the gasket 4 can be tested under different connection conditions.

[0018] In this embodiment, in order to provide rotational power, a power mechanism is also included. The power mechanism includes a motor bracket 62 and an active motor 61. The motor bracket 62 is fixedly connected to the top of the upper cover 11, and the active motor 61 is fixedly connected to the motor bracket 62. The active motor 61 is fixedly connected to the top of the rotating shaft 51 through a coupling 63. The active motor 61 drives the rotating shaft 51 to rotate, thereby driving the test shaft 52 to rotate within the test hole 31.

[0019] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the protection scope of the claims.

Claims

1. A bearing liner friction and wear test apparatus characterized by: Including test box, test mechanism, the test box is internally provided with fixed ring, the inner wall of fixed ring is fixedly connected with annular test clamp, the middle part of test clamp is provided with up and down through test hole, the inner wall of test hole is fixedly connected with gasket; The test mechanism includes a rotating shaft and a test shaft, the rotating shaft is longitudinally distributed, the rotating shaft is rotatably connected to the top of the test box, the top of the test shaft is fixedly connected to the top of the rotating shaft, and the bottom of the test shaft extends into the through hole.

2. The bearing liner friction and wear test apparatus of claim 1, wherein: The fixed ring is slidably connected to the inner wall of the test box, and the bottom of the fixed ring is fixedly connected with a plurality of telescopic rods.

3. The bearing liner friction and wear test apparatus of claim 2, wherein: The test box includes an upper cover and a box body, and the upper cover is fixedly connected to the box body.

4. The bearing liner friction and wear test apparatus of claim 3, wherein: The test mechanism further includes a shaft sleeve, the shaft sleeve is fixedly connected to the upper cover, and the rotating shaft is rotatably connected to the shaft sleeve.

5. The bearing liner friction and wear test apparatus of claim 4, wherein: Further comprising a power mechanism, the power mechanism includes a motor support and a driving motor, the motor support is fixedly connected to the top of the upper cover, the driving motor is fixedly connected to the support, and the driving motor is fixedly connected to the top of the rotating shaft through a shaft coupling.

6. The bearing liner friction and wear test apparatus of any one of claims 1-5, wherein: The test box is fixedly connected with a feeding pipe and a discharging pipe.

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