Bending moment load test board of speed reducer

Abstract

The utility model relates to the technical field of test platforms, and discloses a bending moment load test bench of a speed reducer, which comprises a detection bench, the upper surface of the detection bench is fixedly connected with a supporting block, the upper surface of the supporting block is fixedly connected with a hydraulic rod, the outer wall of the hydraulic rod is fixedly connected with a clamping frame, and the clamping frame is fixedly connected with a clamping groove. And the output end of the hydraulic rod is fixedly connected with a sliding rod, the output end of the hydraulic rod is slidably connected to the interior of the clamping frame, and the outer wall of the sliding rod is slidably connected with a first connecting rod. According to the clamping device, the rotating shaft is placed between the two clamping blocks, the hydraulic rod drives the sliding rod to slide in the clamping frame, the sliding rod drives the first connecting rod and the second connecting rod to slide, and therefore the first sliding block and the second sliding block are driven to slide on the fixing plate; the first clamping block and the second clamping block are driven to get close to each other for clamping, and the two telescopic rods conduct auxiliary clamping on the two sliding blocks.

Description

Technical Field

[0001] The utility model relates to the technical field of test platforms, in particular to a bending moment load test platform for a reducer. Background Art

[0002] A reducer bending moment load test bench is a device used to evaluate the bending moment load of the reducer under actual working conditions. It simulates the force and torque that the reducer is subjected to in actual use. By applying loads of different sizes and directions, it evaluates the performance, durability and quality control of the reducer, ensures that its design meets the requirements of the specifications, and verifies that it can work safely and reliably in actual use. It is a key tool for manufacturers and engineering designers in the R&D and production process.

[0003] In the prior art, most reducer test benches are clamped using structures such as bolts, nuts, and fixing covers. Tools such as screwdrivers and wrenches are needed to fix and lock the bolts and nuts, and the operation may need to be repeated many times.

[0004] The above operation requires manual frequent switching of the reducer to be inspected, and the use of tools for repeated disassembly and assembly. The process is very complicated and may also result in insufficient clamping, resulting in a significant reduction in work efficiency. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a bending moment load test bench for a reducer, aiming to improve the clamping effect of the reducer in the prior art, so that the position of the reducer is firmly fixed and the detection efficiency is improved.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a bending moment load test bench for a reducer, comprising a test bench, the upper surface of the test bench is fixedly connected to a support block, the upper surface of the support block is fixedly connected to a hydraulic rod, the outer wall of the hydraulic rod is fixedly connected to a clamping frame, the output end of the hydraulic rod is fixedly connected to a sliding rod, the output end of the hydraulic rod is slidably connected to the inside of the clamping frame, the outer wall of the sliding rod is slidably connected to a first connecting rod, the outer wall of the sliding rod is fixedly connected to a fixed plate, the inside of the first connecting rod is slidably connected to a first sliding block, the first sliding block is slidably connected to the outer wall of the fixed plate, the outer wall of the first sliding block is fixedly connected to a first clamping block, the outer wall of the sliding rod is slidably connected to a second connecting rod, the inside of the second connecting rod is slidably connected to a second sliding block, the second sliding block is slidably connected to the outer wall of the fixed plate, the outer wall of the second sliding block is fixedly connected to a second clamping block, and the outer wall of the clamping frame is provided with a support assembly.

[0007] Furthermore, the support assembly comprises a connecting column, an outer wall of the connecting column is fixedly connected to an outer wall of the clamping frame, and a connecting plate is fixedly connected to the outer wall of the connecting column.

[0008] Furthermore, a first supporting column is fixedly connected to the upper surface of the detection platform, a first telescopic rod is fixedly connected to the upper surface of the first supporting column, and an output end of the first telescopic rod is fixedly connected to the outer wall of the first sliding block.

[0009] Furthermore, a second supporting column is fixedly connected to the upper surface of the detection platform, a second telescopic rod is fixedly connected to the upper surface of the second supporting column, and an output end of the second telescopic rod is fixedly connected to the outer wall of the second sliding block.

[0010] Furthermore, a first support plate is fixedly connected to the upper surface of the detection platform, and a second support plate is fixedly connected to the upper surface of the detection platform.

[0011] Furthermore, a cylinder is fixedly connected to the outer wall of the first support plate, and a fixing frame is fixedly connected to the output end of the cylinder.

[0012] Furthermore, a reducer body is arranged inside the fixing frame, and bolts are threadedly connected inside the fixing frame.

[0013] Furthermore, the outer wall of the reducer body is fixedly connected with a rotating shaft.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the rotating shaft is placed between the two clamping blocks, and the sliding rod is driven by the hydraulic rod to slide inside the clamping frame. The sliding rod drives the two groups of first connecting rods and second connecting rods to slide, thereby driving the first sliding block and the second sliding block to slide on the fixed plate, prompting the first clamping block and the second clamping block to approach each other for clamping, and the two telescopic rods assist in clamping the two sliding blocks.

[0016] 2. In the utility model, the reducer body is placed inside the fixed frame, and the reducer body is fixed by four bolts to prevent the position of the reducer body from shifting. The fixed frame is pushed to slide inside the test bench by the cylinder between the two support plates, so that the reducer body slides and the rotating shaft is deformed, thereby achieving the effect of the reducer bending moment test. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a bending moment load test bench for a reducer proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the fixed frame structure of a bending moment load test bench for a reducer proposed by the utility model;

[0019] Figure 3 The present invention is a schematic diagram of a clamping frame structure of a moment load test bench for a reducer.

[0020] Legend:

[0021] 1. Inspection table; 2. Support block; 3. Hydraulic rod; 4. Clamping frame; 5. Sliding rod; 6. First connecting rod; 7. Fixed plate; 8. First sliding block; 9. First clamping block; 10. Second connecting rod; 11. Second sliding block; 12. Second clamping block; 13. Connecting column; 14. Connecting plate; 15. First supporting column; 16. First telescopic rod; 17. First supporting plate; 18. Second supporting plate; 19. Cylinder; 20. Fixed frame; 21. Reducer body; 22. Bolt; 23. Rotating shaft; 24. Second supporting column; 25. Second telescopic rod. DETAILED DESCRIPTION

[0022] 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.

[0023] Reference Figure 1 and Figure 3 The utility model provides an embodiment: a moment load test bench for a reducer, comprising a test bench 1, a support block 2 is fixedly connected to the upper surface of the test bench 1, a hydraulic rod 3 is fixedly connected to the upper surface of the support block 2, a clamping frame 4 is fixedly connected to the outer wall of the hydraulic rod 3, a sliding rod 5 is fixedly connected to the output end of the hydraulic rod 3, the output end of the hydraulic rod 3 is slidably connected to the inside of the clamping frame 4, a first connecting rod 6 is slidably connected to the outer wall of the sliding rod 5, a fixed plate 7 is fixedly connected to the outer wall of the sliding rod 5, a first sliding block 8 is slidably connected to the inside of the first connecting rod 6, and a first sliding plate 7 is fixedly connected to the outer wall of the sliding rod 5. The block 8 is slidably connected to the outer wall of the fixed plate 7, the outer wall of the first sliding block 8 is fixedly connected to the first clamping block 9, the outer wall of the sliding rod 5 is slidably connected to the second connecting rod 10, the second connecting rod 10 is internally slidably connected to the second sliding block 11, the second sliding block 11 is slidably connected to the outer wall of the fixed plate 7, the outer wall of the second sliding block 11 is fixedly connected to the second clamping block 12, the outer wall of the clamping frame 4 is provided with a supporting assembly, the supporting assembly includes a connecting column 13, the outer wall of the connecting column 13 is fixedly connected to the outer wall of the clamping frame 4, and the outer wall of the connecting column 13 is fixedly connected to the connecting plate 14;

[0024] Specifically, one end of the rotating shaft 23 is placed between the first clamping block 9 and the second clamping block 12, and the sliding rod 5 is pushed to slide by the hydraulic rod 3. The sliding rod 5 drives the first connecting rod 6 and the second connecting rod 10 to slide. The first connecting rod 6 and the second connecting rod 10 drive the first sliding block 8 and the second sliding block 11 to slide on the outer wall of the fixed plate 7, and further drives the first clamping block 9 and the second clamping block 12 to approach to achieve a clamping effect. The connecting column 13 and the connecting plate 14 have an auxiliary clamping effect on the rotating shaft 23.

[0025] Reference Figure 3 , a first support column 15 is fixedly connected to the upper surface of the detection platform 1, a first telescopic rod 16 is fixedly connected to the upper surface of the first support column 15, an output end of the first telescopic rod 16 is fixedly connected to the outer wall of the first sliding block 8, a second support column 24 is fixedly connected to the upper surface of the detection platform 1, a second telescopic rod 25 is fixedly connected to the upper surface of the second support column 24, and an output end of the second telescopic rod 25 is fixedly connected to the outer wall of the second sliding block 11;

[0026] Specifically, the output end of the first telescopic rod 16 pushes the first sliding block 8 to slide, and the output end of the second telescopic rod 25 pushes the second sliding block 11 to slide, thereby further clamping the already clamped rotating shaft 23.

[0027] Reference Figure 1 and Figure 2 A first support plate 17 is fixedly connected to the upper surface of the detection platform 1, a second support plate 18 is fixedly connected to the upper surface of the detection platform 1, a cylinder 19 is fixedly connected to the outer wall of the first support plate 17, a fixed frame 20 is fixedly connected to the output end of the cylinder 19, a reducer body 21 is arranged inside the fixed frame 20, a bolt 22 is threadedly connected inside the fixed frame 20, and a rotating shaft 23 is fixedly connected to the outer wall of the reducer body 21;

[0028] Specifically, the reducer body 21 is placed inside the fixed frame 20 and fixed with four bolts 22 to prevent the position of the reducer body 21 from shifting. The first support plate 17 and the second support plate 18 fix the cylinder 19. The output end of the cylinder 19 pushes the fixed frame 20 to slide inside the test bench 1, and the fixed frame 20 drives the reducer body 21 to slide left and right. While the reducer body 21 slides, it can be judged whether the bending moment of the rotating shaft 23 meets the standard, thereby achieving the effect of bending moment detection.

[0029] Working principle: When it is necessary to perform a bending moment load test on the reducer, place the reducer body 21 inside the fixed frame 20, adjust the position of the rotating shaft 23 to between the first clamping block 9 and the second clamping block 12, start the hydraulic rod 3, and the output end of the hydraulic rod 3 pushes the sliding rod 5, which slides inside the clamping frame 4. When the sliding rod 5 slides, it drives the two sets of first connecting rods 6 and second connecting rods 10 to slide, and further drives the first sliding block 8 and the second sliding block 11 to slide on the outer wall of the fixed plate 7, so that the first clamping block 9 and the second clamping block 12 are close to each other. , achieving the effect of clamping and fixing, the connecting column 13 and the connecting plate 14 play an auxiliary clamping and fixing effect on the rotating shaft 23, the first telescopic rod 16 and the second telescopic rod 25 on both sides telescopically clamp the first sliding block 8 and the second sliding block 11, playing an auxiliary clamping effect, the first support plate 17 and the second support plate 18 fix the cylinder 19, the cylinder 19 pushes the fixed frame 20 to slide inside the test bench 1, thereby driving the reducer body 21 to slide together, and the bending moment load test can be carried out while the reducer body 21 slides, achieving the test effect.

[0030] 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 moment load test bench for a reducer, comprising a test bench (1), characterized in that: The upper surface of the detection platform (1) is fixedly connected to a support block (2), the upper surface of the support block (2) is fixedly connected to a hydraulic rod (3), the outer wall of the hydraulic rod (3) is fixedly connected to a clamping frame (4), the output end of the hydraulic rod (3) is fixedly connected to a sliding rod (5), the output end of the hydraulic rod (3) is slidably connected to the inside of the clamping frame (4), the outer wall of the sliding rod (5) is slidably connected to a first connecting rod (6), the outer wall of the sliding rod (5) is fixedly connected to a fixed plate (7), the inside of the first connecting rod (6) is slidably connected to a first connecting rod (6), and the outer wall of the sliding rod (5) is fixedly connected to a fixed plate (7). A sliding block (8), wherein the first sliding block (8) is slidably connected to the outer wall of the fixed plate (7), the outer wall of the first sliding block (8) is fixedly connected to a first clamping block (9), the outer wall of the sliding rod (5) is slidably connected to a second connecting rod (10), the interior of the second connecting rod (10) is slidably connected to a second sliding block (11), the second sliding block (11) is slidably connected to the outer wall of the fixed plate (7), the outer wall of the second sliding block (11) is fixedly connected to a second clamping block (12), and the outer wall of the clamping frame (4) is provided with a supporting assembly.

2. The moment load test bench for a reducer according to claim 1, characterized in that: The support assembly comprises a connecting column (13), the outer wall of the connecting column (13) is fixedly connected to the outer wall of the clamping frame (4), and the outer wall of the connecting column (13) is fixedly connected to a connecting plate (14).

3. The moment load test bench for a reducer according to claim 1, characterized in that: The upper surface of the detection platform (1) is fixedly connected to a first support column (15), the upper surface of the first support column (15) is fixedly connected to a first telescopic rod (16), and the output end of the first telescopic rod (16) is fixedly connected to the outer wall of the first sliding block (8).

4. The moment load test bench for a reducer according to claim 1, characterized in that: A second support column (24) is fixedly connected to the upper surface of the detection platform (1), a second telescopic rod (25) is fixedly connected to the upper surface of the second support column (24), and an output end of the second telescopic rod (25) is fixedly connected to the outer wall of the second sliding block (11).

5. The moment load test bench for a reducer according to claim 1, characterized in that: A first support plate (17) is fixedly connected to the upper surface of the detection platform (1), and a second support plate (18) is fixedly connected to the upper surface of the detection platform (1).

6. The moment load test bench for a reducer according to claim 5, characterized in that: The outer wall of the first support plate (17) is fixedly connected to a cylinder (19), and the output end of the cylinder (19) is fixedly connected to a fixing frame (20).

7. The moment load test bench for a reducer according to claim 6, characterized in that: A reducer body (21) is arranged inside the fixing frame (20), and bolts (22) are threadedly connected inside the fixing frame (20).

8. The moment load test bench for a reducer according to claim 7, characterized in that: The outer wall of the reducer body (21) is fixedly connected with a rotating shaft (23).

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