Wire harness bending device for power line flexibility detection
By designing a wire harness bending device for power cord flexibility testing, and employing multiple detection blocks and a servo motor drive system, the stress of power cords under complex bending conditions is simulated, overcoming the shortcomings of traditional testing methods and achieving more comprehensive flexibility and durability testing.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-03
- Publication Date
- 2026-03-24
AI Technical Summary
Traditional power cord testing methods cannot accurately simulate the flexibility, durability, and insulation of power cords under complex and irregular bending conditions, resulting in the failure to detect potential damage or performance degradation.
A wire harness bending device for power cord flexibility testing was designed. By setting multiple testing blocks of different specifications and a gear system driven by a servo motor on the testing table, various bending and compression conditions of power cords in actual use are simulated. The power cord is limited and adjusted by a lead screw and a pressure plate.
It enables comprehensive testing of the flexibility, durability, and insulation of power cords, and can more accurately simulate stress performance in actual use scenarios, thus improving the comprehensiveness and accuracy of the testing.
Smart Images
Figure CN224035151U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the technical field of power line detection, in particular to a wire harness bending device for power line flexibility detection. BACKGROUND
[0002] In the conventional detection process of the power line, the stretching or direct folding of the wire harness at a certain point is usually adopted for detection. Although this detection method can preliminarily evaluate the bearing capacity of the power line under certain conditions, the test method cannot completely conform to the actual use scene. In actual application, the power line often needs to cope with various complex bending shapes and stretching pressures, which cannot be simulated by the traditional detection method.
[0003] For example, in daily use, the power line may encounter vertical bending of the desk corner, circular bending of the handrail, or various shapes of bending due to differences in environment or use mode in different places. These complex and irregular bending conditions put higher requirements on the flexibility, durability, insulation layer and stability of the wire of the power line, and the traditional stretching and folding detection method cannot accurately simulate the stress performance of the power line under various use environments, which may lead to failure to fully discover the damage, fracture or performance decline of the wire harness in real use. Therefore, a wire harness bending device for power line flexibility detection is designed to solve the above problems. CONTENT OF THE INVENTION
[0004] In order to solve the problem, the application provides a wire harness bending device for power line flexibility detection.
[0005] The wire harness bending device for power line flexibility detection provided by the application adopts the following technical scheme:
[0006] A wire harness bending device for power line flexibility detection, comprising a detection table, a plurality of different detection blocks are installed on one side of the detection table, a rotating frame is rotatably connected to the front part of the side of the detection table close to the detection blocks, a sliding plate is fixedly connected to the rear part of one side of the rotating frame, a No. 1 mounting frame is slidably connected to the upper end of the sliding plate, a No. 2 mounting frame is slidably installed on the detection table, and a power line is installed on the No. 1 mounting frame and the No. 2 mounting frame.
[0007] Preferably, the front part of the rotating frame is fixedly connected with a No. 1 gear, and the side of the No. 1 gear is engaged with a No. 2 gear.
[0008] Preferably, the rear part of the No. 2 gear is fixedly connected with the output end of a servo motor, and the rear part of the servo motor is fixedly connected with the side wall of the detection table.
[0009] Preferably, the front parts of the No. 1 gear and the No. 2 gear are rotatably connected with a protection frame, and the rear part of the protection frame is fixedly connected with the detection table at the lower end.
[0010] Preferably, a threaded rod is rotationally connected to the upper end of the rear part of the detection table, a moving plate is threadedly connected to the threaded rod, and limit plates are mounted on both sides of the lower end of the moving plate.
[0011] Preferably, a driving motor is fixedly connected to the rear part of the threaded rod, and the driving motor is fixedly connected to the rear end wall of the detection table.
[0012] Preferably, a lead screw is rotationally connected in each of the first mounting frame and the second mounting frame, and a pressing plate is rotationally connected to the lower end of the lead screw, and the pressing plate is arc-shaped.
[0013] To sum up, the application has the following beneficial technical effects:
[0014] In the utility model, a plurality of detection block structures of different specifications are arranged on the detection table, the actual use of the power cord can be simulated in multiple ways, the compression and bending of the power cord in actual use can be simulated more closely, the flexible detection of the power cord is facilitated, the threaded rod drives the moving plate to move, the power cord fixed by the first mounting frame and the second mounting frame can be adjusted by the moving plate, and the power cord is convenient for multiple detections. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 is a three-dimensional structure schematic diagram of the main body of the application embodiment;
[0016] Figure 2 is a structure schematic diagram of the application embodiment without a protection frame;
[0017] Figure 3 is a structure schematic diagram of the lead screw and the pressing plate of the application embodiment;
[0018] Figure 4 is a detection block structure schematic diagram of the application embodiment.
[0019] Mark 1, detection table; 2, detection block; 3, rotating frame; 31, sliding plate; 4, first mounting frame; 5, second mounting frame; 6, lead screw; 7, pressing plate; 8, threaded rod; 9, moving plate; 10, limit plate; 11, driving motor; 12, first gear; 13, second gear; 14, servo motor; 15, protection frame. DETAILED DESCRIPTION
[0020] The following will be described in detail in combination with the accompanying drawings Figures 1-4 The application will be further described in detail.
[0021] The application embodiment discloses a wire harness bending device for flexible detection of a power cord. Figures 1-4The utility model provides a kind of harness bending device for power cord flexible detection, including detection table 1, detection table 1 side is equipped with several different detection blocks 2, detection table 1 is close to the rear part of the side of detection block 2 rotationally connected rotating frame 3, rotating frame 3 side rear fixedly connected sliding plate 31, sliding plate 31 upper end slidingly connected no.
[0022] No. 4 and the second mounting frame 5 are rotatably connected with lead screw 6, the lower end of lead screw 6 is rotatably connected with pressing plate 7, and the pressing plate 7 is arc-shaped. The two ends of the power cord are installed in the first mounting frame 4 and the second mounting frame 5 respectively, and the lead screw 6 thereon is rotated, so that the lead screw 6 drives the pressing plate 7 to descend. After the pressing plate 7 descends, it extrudes the power cord and limits it.
[0023] By adopting the above technical scheme, the front part of the rotating frame 3 is fixedly connected with the first gear 12, the first gear 12 is engaged with the second gear 13 on one side, the second gear 13 is fixedly connected with the output end of the servo motor 14 on the rear part, the servo motor 14 is fixedly connected with the side wall of the detection table 1 on the rear part, and the first gear 12 and the second gear 13 are rotatably connected with the protection frame 15 on the front part. The protection frame 15 is fixedly connected with the detection table 1 on the rear part and the lower end.
[0024] The servo motor 14 drives the second gear 13 to rotate, the second gear 13 drives the first gear 12 to rotate, the rear rotating frame 3 rotates, the sliding plate 31 rotates and drives the first mounting frame 4 to rotate, the power cord held by the first mounting frame 4 rotates and bends, and the power cord is in contact with the annular detection block 2. The power cord is limited by the annular detection block 2, so as to simulate the influence of the detection block 2 on the bending of the power cord.
[0025] By adopting the above technical scheme, the rear upper end of the detection table 1 is rotatably connected with the threaded rod 8, the threaded rod 8 is threadedly connected with the moving plate 9, the lower end of the moving plate 9 is provided with the limiting plate 10 on both sides, the rear part of the threaded rod 8 is fixedly connected with the driving motor 11, and the driving motor 11 is fixedly connected with the rear end wall of the detection table 1.
[0026] The implementation principle of the harness bending device for flexible detection of a power line is as follows: the two ends of the power line are respectively installed in the first mounting frame 4 and the second mounting frame 5, and the lead screw 6 is rotated to drive the pressing plate 7 to descend, so that the power line is pressed and positioned by the pressing plate 7, then the servo motor 14 is started to drive the second gear 13 to rotate, the second gear 13 drives the first gear 12 to rotate, so that the rear rotating frame 3 rotates, the rotating frame 3 drives the sliding plate 31 to rotate counterclockwise and drives the first mounting frame 4 to rotate, the first mounting frame 4 drives the clamped power line to rotate and bend and contact the annular detection block 2, and the power line is limited by the annular detection block 2, at this time, the influence of the annular object on the bending of the power line can be simulated.
[0027] After the influence of the annular object on the bending of the power line is detected, the rotating frame 3 and the sliding plate 31 drive the first mounting frame 4 to rotate clockwise to restore, and the driving motor 11 is started to drive the threaded rod 8 to rotate, the threaded rod 8 drives the moving plate 9 to move, the moving plate 9 drives the two limiting plates 10 to move, and the limiting plate 11 drives the first mounting frame 4 and the second mounting frame 5 to move, so as to drive the power line to move to the triangular detection block 2 at the rear for detection, and then the power line can be further moved to the square detection block 2 for detection, and the power line is moved to the rear by extrusion and limitation of various objects, so as to simulate the extrusion and limitation of the power line in the actual scene application, so as to more comprehensively detect the flexibility of the power line.
[0028] Finally, it should be pointed out that: first, in the description of the application, it should be pointed out that, unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;
[0029] Secondly: the utility model discloses the embodiment only relates to the structure involved in the embodiment, other structures can refer to the usual design, and the same embodiment and different embodiments of the utility model can be combined with each other under the condition of no conflict;
[0030] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.
[0031] The above are the preferred embodiments of the application, and are not used to limit the protection scope of the application, so: any equivalent change made according to the structure, shape, principle of the application should be covered in the protection scope of the application.
Claims
1. A wire harness bending device for power cord flexibility testing, comprising a testing table (1), characterized in that: Several different detection blocks (2) are installed on one side of the detection platform (1). A rotating frame (3) is rotatably connected to the front of the detection platform (1) near the detection block (2). A sliding plate (31) is fixedly connected to the rear of the rotating frame (3). A first mounting frame (4) is slidably connected to the upper end of the sliding plate (31). A second mounting frame (5) is slidably installed on the detection platform (1). Power cords are installed on the first mounting frame (4) and the second mounting frame (5).
2. The wire harness bending device for power cord flexibility testing according to claim 1, characterized in that: The rotating frame (3) is fixedly connected to the first gear (12) at the front, and the first gear (12) meshes with the second gear (13) on one side.
3. The wire harness bending device for power cord flexibility testing according to claim 2, characterized in that: The output end of the servo motor (14) is fixedly connected to the rear of the second gear (13), and the rear of the servo motor (14) is fixedly connected to the side wall of the detection table (1).
4. The wire harness bending device for power cord flexibility testing according to claim 2, characterized in that: The front of both the first gear (12) and the second gear (13) is rotatably connected to a protective frame (15), and the lower rear end of the protective frame (15) is fixedly connected to a testing platform (1).
5. A wire harness bending device for power cord flexibility testing according to claim 1, characterized in that: The upper rear end of the testing platform (1) is rotatably connected to a threaded rod (8), and a movable plate (9) is threadedly connected to the threaded rod (8). Limiting plates (10) are installed on both sides of the lower end of the movable plate (9).
6. A wire harness bending device for power cord flexibility testing according to claim 5, characterized in that: The threaded rod (8) is fixedly connected to the drive motor (11) at the rear, and the drive motor (11) is fixedly connected to the rear end wall of the test bench (1).
7. The wire harness bending device for power cord flexibility testing according to claim 1, characterized in that: Both the first mounting frame (4) and the second mounting frame (5) are rotatably connected to lead screws (6), and the lower end of the lead screws (6) is rotatably connected to pressure plates (7), which are arc-shaped.