Wire harness swing testing device

Abstract

The utility model discloses a wire harness swing testing device, which comprises a fixed assembly, a movable piece and a linear driving assembly. The fixing assembly comprises a first plate body and a second plate body detachably connected with the first plate body, when the fixing assembly is in the assembled state, the first plate body is installed on the side of the second plate body, and the first plate body and the second plate body clamp and fix the wire harness in the circumferential direction of the wire harness. The moving parts are arranged on the side of the fixing assembly at intervals, and the moving parts are provided with penetrating holes for wire harnesses to penetrate through. The linear driving assembly comprises a connecting piece and a linear driving device, the connecting piece is connected with the output end of the moving piece and the output end of the linear driving device, and the linear driving device drives the moving piece to do linear reciprocating motion along the plane where the moving piece is located through the connecting piece. According to the embodiment of the utility model, after the wire harness is fixed by the wire harness swing testing device, the variation of parameters such as crimping resistance of the wire harness in the swing testing process can be monitored through the monitoring circuit, and the application range of the wire harness swing testing device is widened.

Description

Technical Field

[0001] The utility model belongs to the technical field of wire harness testing, and in particular relates to a wire harness swing testing device. Background Art

[0002] After manufacturing, new energy vehicle wiring harnesses must undergo quality testing to ensure they meet quality standards. One such test is the swing test, which uses a wire harness swing tester to measure the wire harness's physical and mechanical properties, such as its degree of bending.

[0003] However, existing harness sway testers have limited functionality and are unable to simultaneously test other physical parameters of the harness. Furthermore, existing harness sway testers fail to effectively secure the harness during testing, frequently causing the harness to become unsecured, leading to inaccurate test results and compromising test efficiency. Furthermore, existing harness sway testers typically only test a single harness at a time, significantly impacting test efficiency and increasing testing costs.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as an admission or any form of suggestion that the information constitutes the prior art already known to those skilled in the art. Utility Model Content

[0005] The purpose of the utility model is to provide a wire harness swing test device, which is used to solve the problems that the existing wire harness swing test device cannot test other physical parameters of the wire harness, cannot stably fix the wire harness, and has low testing efficiency.

[0006] In order to achieve the above-mentioned purpose, a specific embodiment of the present invention provides a wire harness swing test device, including a fixed component, a movable part and a linear drive component. The fixed component includes a first plate body and a second plate body detachably connected to the first plate body. When the fixed component is in an assembled state, the first plate body is installed on the side of the second plate body, and the first plate body and the second plate body clamp and fix the wire harness from the circumferential direction of the wire harness. The movable part is arranged at intervals on the side of the fixed component, and the movable part is provided with a through hole for the wire harness to pass through. The linear drive component includes a connecting part and a linear drive component. The connecting part is respectively connected to the output ends of the movable part and the linear drive component, and the linear drive component drives the movable part to move linearly back and forth along the plane where the movable part is located through the connecting part.

[0007] In one or more embodiments of the present invention, an installation groove is provided on the fixing assembly, and the installation groove includes a first groove recessed on the side of the first plate body facing the second plate body and a second groove recessed on the side of the second plate body facing the first plate body. When the fixing assembly is in an assembled state, the wiring harness is passed through the installation groove, and the peripheral edge abuts against the groove wall of the first groove and the groove wall of the second groove.

[0008] In one or more embodiments of the present invention, an installation groove is provided on the fixing assembly, and the installation groove is recessed on the side of the first plate body facing the second plate body. When the fixing assembly is in an assembled state, the wiring harness is passed through the installation groove, and the periphery abuts against the periphery of the second plate body and the groove wall of the installation groove.

[0009] In one or more embodiments of the present invention, the wiring harness includes a terminal and a wire connected to the terminal. When the fixing assembly is in an assembled state, the first plate and the second plate clamp the fixed terminal, and the wire passes through the through hole.

[0010] In one or more embodiments of the present invention, on a plane perpendicular to the fixing assembly, the size and shape of the mounting groove are consistent with the size and shape of the wiring harness in the mounting groove.

[0011] In one or more embodiments of the present invention, a first threaded hole is provided on the side of the first plate body facing the second plate body, and a second threaded hole is provided on the side of the second plate body facing the first plate body. The second threaded hole is coaxially arranged with the first threaded hole and passes through the second plate body. When the fixing assembly is in an assembled state, a bolt is threadedly connected to the first threaded hole and the second threaded hole.

[0012] In one or more embodiments of the present invention, the fixing assembly includes two second plates respectively installed on opposite sides of the first plate.

[0013] In one or more embodiments of the present invention, the connecting member includes a connecting rod and a connecting block, the connecting block is connected to the moving member, and both ends of the connecting rod are respectively connected to the linear drive member and the connecting block.

[0014] In one or more embodiments of the present invention, the linear drive assembly further includes a slide rail parallel to the axis of the connecting rod, and the connecting block is slidably mounted on the slide rail.

[0015] In one or more embodiments of the present invention, the harness sway test device further includes a controller electrically connected to the linear drive device, and the controller is used to control at least one of the moving speed, moving distance, pause time and number of tests of the output end of the linear drive device.

[0016] In one or more embodiments of the present invention, the harness sway test device further includes a base plate and a support member. The base plate is spaced apart from the first plate body, and the support member is respectively connected to the first plate body and the base plate.

[0017] Compared to existing technologies, the present invention allows the tester to clamp and secure the wiring harness using the first and second plates, then thread the harness through the perforations on the moving member to secure it. Once secured, the harness's terminals can be connected to a monitoring circuit, which monitors changes in parameters such as crimp resistance during the swing test, broadening the applicability of the harness swing tester.

[0018] In addition, the fixing assembly of the present invention is provided with a plurality of mounting slots for fixing the wiring harness, so that multiple wiring harnesses can be tested at the same time, thereby improving the testing efficiency and reducing the testing cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some of the embodiments described in the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive efforts.

[0020] Figure 1 This is a three-dimensional structural diagram of the harness swing test device in the first embodiment of the present utility model;

[0021] Figure 2 This is a top view of the structure of the harness swing test device in the first embodiment of the present utility model;

[0022] Figure 3 This is an exploded structural diagram of the fixed component and the moving part in the first embodiment of the present utility model;

[0023] Figure 4 This is a cross-sectional structural diagram of the fixing assembly in the second embodiment of the present invention.

[0024] Explanation of main figure marks: 1. Fixed component, 11. First plate body, 12. Second plate body, 101. Mounting groove, 1011. First groove, 1012. Second groove, 102. First threaded hole, 103. Second threaded hole, 2. Moving part, 201. Through hole, 3. Linear drive component, 31. Connecting part, 311. Connecting rod, 312. Connecting block, 32. Linear drive part, 33. Slide rail, 4. Base plate, 5. Support part, 6. Wiring harness, 61. Terminal, 62. Wire. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the following will provide a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only a portion of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work should fall within the scope of protection of the present invention.

[0026] Example 1:

[0027] Reference Figures 1 to 3 As shown, this embodiment provides a wire harness swing test device, including a fixed component 1, a movable part 2 and a linear drive component 3. The fixed component 1 includes a first plate body 11 and a second plate body 12 detachably connected to the first plate body 11. When the fixed component 1 is in an assembled state, the first plate body 11 is installed beside the second plate body 12, and the first plate body 11 and the second plate body 12 clamp the fixed wire harness 6 from the circumferential direction of the wire harness 6. The movable part 2 is spaced apart beside the fixed component 1, and the movable part 2 is provided with a through hole 201 for the wire harness 6 to pass through. The linear drive component 3 includes a connecting part 31 and a linear drive component 32. The connecting part 31 is respectively connected to the output ends of the movable part 2 and the linear drive component 32. The linear drive component 32 drives the movable part 2 to move linearly back and forth along the plane where the movable part 2 is located through the connecting part 31.

[0028] According to the above structural design, when the tester performs a swing test on the wiring harness 6, he or she can clamp one end of the wiring harness 6 with the first plate 11 and the second plate 12, and then pass the other end of the wiring harness 6 through the through-hole 201 on the moving member 2. Then, the linear drive member 32 is activated to drive the moving member 2 to move linearly back and forth, simulating the swing state of the wiring harness 6 during actual use.

[0029] In addition, it should be noted that the tester can connect the wiring harness 6 to other testing equipment during the swing test of the wiring harness 6 to simultaneously test the resistance, size, voltage drop and other parameters of the wiring harness 6. Alternatively, the tester can remove the wiring harness 6 after the swing test and then connect the wiring harness 6 to other testing equipment to test the resistance, size, voltage drop and other parameters of the wiring harness 6.

[0030] It should be noted that the above-mentioned detection equipment has a corresponding monitoring circuit, and the monitoring circuit is electrically connected to the wiring harness.

[0031] The structure of the fixing assembly 1 in this embodiment is further introduced below.

[0032] Reference Figure 3As shown, the fixing assembly 1 in this embodiment is provided with an installation groove 101, which includes a first groove 1011 recessed on the side of the first plate 11 facing the second plate 12 and a second groove 1012 recessed on the side of the second plate 12 facing the first plate 11.

[0033] When the fixing component 1 is in the assembled state, the wiring harness 6 is passed through the installation groove 101, and the peripheral edge abuts against the groove wall of the first groove 1011 and the groove wall of the second groove 1012, that is, the wiring harness 6 is clamped by the groove wall of the first groove 1011 and the groove wall of the second groove 1012, and the wiring harness 6 is fixed in the installation groove 101.

[0034] Reference Figure 3 As shown, in this embodiment, the size and shape of the mounting groove 101 are substantially consistent with the size and shape of the wiring harness 6 within the mounting groove 101 on a plane perpendicular to the fixing assembly 1. When the fixing assembly 1 is in the assembled state, the side of the first plate 11 facing the second plate 12 abuts against the second plate 12.

[0035] Furthermore, the wiring harness 6 includes a terminal 61 and a wire 62 connected to the terminal 61 . When the fixing assembly 1 is in an assembled state, the terminal 61 is clamped and fixed by the first plate 11 and the second plate 12 , and the wire 62 passes through the through hole 201 .

[0036] Specifically, the terminal 61 is at least partially clamped in the mounting groove 101 , and the size and shape of the mounting groove 101 are substantially consistent with the size and shape of the terminal 61 .

[0037] Preferably, a plurality of mounting slots 101 can be provided to implement swing testing on a plurality of wiring harnesses 6 at the same time.

[0038] Reference Figure 3 As shown, in this embodiment, a first threaded hole 102 is provided on the side of the first plate body 11 facing the second plate body 12, and a second threaded hole 103 is provided on the side of the second plate body 12 facing the first plate body 11. The second threaded hole 103 is coaxially arranged with the first threaded hole 102 and passes through the second plate body 12.

[0039] When the fixing assembly 1 is in an assembled state, bolts are internally threadedly connected to the first threaded hole 102 and the second threaded hole 103 to fix the first plate body 11 and the second plate body 12 together.

[0040] The fixing assembly 1 in this embodiment may include a first plate 11 and a plurality of second plates 12 corresponding to the first plate 11 , and each second plate 12 is correspondingly disposed on a periphery of the first plate 11 .

[0041] Preferably, two second plates 12 corresponding to the single first plate 11 may be provided, and the two second plates 12 are respectively provided on opposite sides of the first plate 11 .

[0042] In other embodiments, a plurality of fixed components 1 and a plurality of movable components 2 corresponding to the fixed components 1 may also be provided.

[0043] The structure of the linear drive assembly 3 in this embodiment is further introduced below.

[0044] Reference Figure 1 and Figure 2 As shown, the connecting member 31 in this embodiment includes a connecting rod 311 and a connecting block 312 . The connecting block 312 is connected to the moving member 2 . Both ends of the connecting rod 311 are connected to the linear driving member 32 and the connecting block 312 , respectively.

[0045] The linear drive assembly 3 in this embodiment further includes a slide rail 33 parallel to the axis of the connecting rod 311, and the connecting block 312 is slidably mounted on the slide rail 33. During a specific test, the linear drive component 32 drives the moving component 2 to move linearly back and forth along the slide rail 33.

[0046] Preferably, the linear drive device 32 includes but is not limited to a linear motor, a hydraulic cylinder, a pneumatic cylinder and an electric cylinder.

[0047] The following further introduces other structures in this embodiment.

[0048] The harness sway test device in this embodiment also includes a controller, which is electrically connected to the linear drive device 32. The controller is used to control any one or more of the moving speed, moving distance, pause time and number of tests of the output end of the linear drive device 32.

[0049] The controller is a programmable microcontroller, which is convenient for the tester to set the moving speed, moving distance, pause time and test times of the output end of the linear drive device 32 during the swing test.

[0050] As an example, the tester can set the linear drive device 32 through the controller to drive the moving member 2 to move to the left for 5 seconds, then drive the moving member 2 to move to the right for 5 seconds, and then stop for 1 minute. Then, the moving member 2 will continue to move to the left for 5 seconds, then drive the moving member 2 to move to the right for 5 seconds, and then stop for 1 minute again, and repeat this cycle until the set number of tests is reached.

[0051] Those skilled in the art will appreciate that the aforementioned moving time may also be set as the moving distance and the moving speed corresponding to the moving distance.

[0052] Reference Figure 1 and Figure 2As shown, the harness sway test device in this embodiment further includes a base plate 4 and a support member 5. The base plate 4 is spaced apart from the first plate body 11, and the support member 5 is connected to the first plate body 11 and the base plate 4 respectively.

[0053] Preferably, two support members 5 are provided, and the two support members 5 are respectively provided on both sides of the first plate body 11 .

[0054] Preferably, the moving member 2 may be constructed as a plate-shaped structure.

[0055] Example 2:

[0056] The structures of the moving part 2 and the linear drive assembly 3 of the harness sway test device in this embodiment are exactly the same as those in the first embodiment, and the difference lies in the structure of the mounting groove 101 on the clamping plate assembly in this embodiment.

[0057] Specifically, refer to Figure 4 As shown, the mounting groove 101 in this embodiment is recessed on the side of the first plate 11 facing the second plate 12 .

[0058] When the fixing component 1 is in the assembled state, the wiring harness 6 is passed through the installation groove 101, and the periphery abuts against the periphery of the second plate body 12 and the groove wall of the installation groove 101, that is, the wiring harness 6 is clamped by the groove wall of the installation groove 101 and the outer surface of the second plate body 12, and the wiring harness 6 is fixed in the installation groove 101.

[0059] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0060] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A harness swing test device, characterized in that: include: A fixing assembly (1) comprises a first plate (11) and a second plate (12) detachably connected to the first plate (11); when the fixing assembly (1) is in an assembled state, the first plate (11) is mounted beside the second plate (12); the first plate (11) and the second plate (12) clamp and fix the wiring harness (6) from the circumference of the wiring harness (6); A movable member (2) is spaced apart and arranged beside the fixed component (1); the movable member (2) is provided with a through hole (201) for the wiring harness (6) to pass through; The linear drive assembly (3) comprises a connecting member (31) and a linear drive member (32), wherein the connecting member (31) is connected to the output ends of the moving member (2) and the linear drive member (32), respectively, and the linear drive member (32) drives the moving member (2) to move linearly back and forth along the plane where the moving member (2) is located through the connecting member (31).

2. The harness sway test device according to claim 1, characterized in that: The fixing assembly (1) is provided with a mounting groove (101), and the mounting groove (101) includes a first groove (1011) recessed on the side of the first plate body (11) facing the second plate body (12) and a second groove (1012) recessed on the side of the second plate body (12) facing the first plate body (11). When the fixing assembly (1) is in an assembled state, the wiring harness (6) is passed through the mounting groove (101), and the peripheral edge abuts against the groove wall of the first groove (1011) and the groove wall of the second groove (1012).

3. The harness sway test device according to claim 1, characterized in that: The fixing assembly (1) is provided with a mounting groove (101), and the mounting groove (101) is recessed on a side of the first plate (11) facing the second plate (12). When the fixing assembly (1) is in an assembled state, the wiring harness (6) is passed through the mounting groove (101), and the peripheral edge abuts against the peripheral edge of the second plate (12) and the groove wall of the mounting groove (101).

4. The harness sway test device according to claim 2 or 3, characterized in that: The wiring harness (6) includes a terminal (61) and a wire (62) connected to the terminal (61); when the fixing assembly (1) is in an assembled state, the first plate (11) and the second plate (12) clamp the fixing terminal (61), and the wire (62) passes through the through hole (201).

5. The harness sway test device according to claim 4, characterized in that: On a plane perpendicular to the fixing assembly (1), the size and shape of the installation slot (101) are consistent with the size and shape of the wiring harness (6) in the installation slot (101).

6. The harness sway test device according to claim 1, characterized in that: A first threaded hole (102) is provided on a side of the first plate body (11) facing the second plate body (12), and a second threaded hole (103) is provided on a side of the second plate body (12) facing the first plate body (11). The second threaded hole (103) is coaxially arranged with the first threaded hole (102) and passes through the second plate body (12). When the fixing assembly (1) is in an assembled state, the first threaded hole (102) and the second threaded hole (103) are internally threadedly connected with bolts.

7. The harness sway test device according to claim 1, characterized in that: The fixing assembly (1) comprises two second plates (12) respectively mounted on opposite sides of the first plate (11).

8. The harness sway test device according to claim 1, characterized in that: The connecting member (31) comprises a connecting rod (311) and a connecting block (312), the connecting block (312) is connected to the moving member (2), and both ends of the connecting rod (311) are respectively connected to the linear driving member (32) and the connecting block (312); The linear drive assembly (3) further comprises a slide rail (33) parallel to the axis of the connecting rod (311), and the connecting block (312) is slidably mounted on the slide rail (33).

9. The harness sway test device according to claim 1, characterized in that: The harness sway test device further comprises a controller electrically connected to the linear drive device (32), wherein the controller is used to control at least one of a moving speed, a moving distance, a pause time and a test number of an output end of the linear drive device (32).

10. The harness sway test device according to claim 1, characterized in that: The harness sway test device further comprises a base plate (4) and a support member (5); the base plate (4) is spaced apart from the first plate body (11); and the support member (5) is respectively connected to the first plate body (11) and the base plate (4).

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