Length-adjustable test bench for automobile wire harness test
By designing an adjustable-length test bench, the problem of fixed dimensions in traditional test benches was solved, resulting in cost reduction when testing wiring harnesses of different vehicle models or specifications.
Patent Information
- Application Number
- CN202520326028.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-27
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-02-27
AI Technical Summary
Traditional vehicle wiring harness test benches have fixed dimensions, which means that test benches need to be changed frequently when testing wiring harnesses of different models or specifications, increasing testing costs.
Design a test bench that includes a fixed frame and a movable frame. The length of the movable frame within the fixed frame can be adjusted by a sliding device to accommodate wiring harnesses of different models or specifications, thus avoiding frequent bench replacements.
This technology enables testing of wiring harnesses of different vehicle models or specifications without frequent bench changes, significantly reducing testing costs.
Smart Images
Figure CN223582068U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of automobile wire harness test bench, especially point to a kind of adjustable length's test bench for automobile wire harness test. BACKGROUND
[0002] With the rapid development of automobile industry, the complexity of automotive electronic system is increasing, and the quality and reliability of the whole vehicle wire harness, as the key component connecting various electronic control units (ECU) and sensors, are crucial to the vehicle performance. The traditional whole vehicle wire harness test method mainly relies on fixed-size test bench, and these test benches can usually only adapt to specific vehicle models or specific types of wire harness, resulting in the need to frequently replace test benches when testing different vehicle models or different specifications of wire harness, which not only consumes time and effort, but also increases test cost. SUMMARY
[0003] In view of the deficiencies in the above background art, the utility model provides a kind of adjustable length's test bench for automobile wire harness test, solve the size fixed of existing test bench, when testing different vehicle models or different specifications of wire harness, need to frequently replace test bench, and the technical problem of higher test cost.
[0004] The technical scheme of the utility model is realized as follows: a kind of adjustable length's test bench for automobile wire harness test, including fixed frame and mobile frame, the width and height of the fixed frame are all greater than mobile frame, and the sliding device for adjusting the length of mobile frame extending into fixed frame is arranged between fixed frame and mobile frame. The test bench of the present application includes fixed frame and mobile frame, and the mobile frame can be moved into the fixed frame by the sliding device. By changing the length of the mobile frame extending into the fixed frame, the size of the entire test bench can be adjusted to adapt to different vehicle models or different specifications of wire harness, so that the test bench does not need to be frequently replaced when testing different vehicle models or different specifications of wire harness, the test cost is greatly reduced, the problem of higher test cost caused by using different test benches is avoided, and the technical problem of size fixed of existing test bench, which needs to be frequently replaced when testing different vehicle models or different specifications of wire harness, is solved.
[0005] Preferably, the sliding device comprises two first sliding rails arranged opposite at the bottom of the movable frame, the first pulley is rotatably connected in the sliding groove of the two first sliding rails, the first connecting shaft is connected to the opposite side of the two first pulleys, and the bottom of the fixed frame is arranged opposite two fixed sliding plates between the two first sliding rails. One end of the fixed sliding plate is provided with a first fixed hole, and the first connecting shaft is rotatably arranged on the fixed sliding plate through the first fixed hole. The fixed sliding plate is connected to the bottom of the fixed frame, and one end of the fixed sliding plate is connected to the first pulley through the first connecting shaft. The first connecting shaft is fixedly connected to the first pulley, the first pulley can roll in the sliding groove of the first sliding rail, and a baffle is arranged on the first sliding rail to prevent the first pulley from disengaging from the sliding groove. The movement of the fixed sliding plate is driven by the rolling of the first pulley in the sliding groove of the first sliding rail, thereby realizing the relative sliding of the movable frame and the fixed frame.
[0006] Preferably, one side of the top of the first sliding rail is fixedly connected to the movable frame, and the other side is provided with a first locking hole. One side of the top of the first sliding rail is welded and fixed to the movable frame, and the other side of the top of the first sliding rail is provided with the first locking hole. The first locking hole is provided for the insertion of the first locking pin. At least two first locking holes are arranged on the first sliding rail. When the two first locking pins are inserted into the two adjacent first locking holes, the two first locking pins are in blocking cooperation with the first pulley of the first sliding rail, and the two first locking pins limit the first pulley to the position between the adjacent two first locking holes. Preferably, the at least two first locking holes are arranged at equal intervals. The first locking holes arranged at equal intervals are more convenient to process, thereby improving the production efficiency.
[0007] Preferably, the first connecting shaft is a stepped shaft. The first connecting shaft is a stepped shaft to form a stepped surface on the first connecting shaft. The front end of the first connecting shaft is in plug-in cooperation with the first fixed hole, and the stepped surface is in blocking cooperation with the side surface of the fixed sliding plate, thereby ensuring that the front end of the first connecting shaft is fully inserted into the first fixed hole. This avoids the situation that the length of the first connecting shaft inserted into the first fixed hole is not enough, thereby ensuring the connection stability of the first connecting shaft and the fixed sliding plate.
[0008] Preferably, the movable frame comprises frame body A and frame body B with gradually decreasing sizes, the frame body A and the frame body B are slidably connected, and the first sliding rail is arranged at the bottom of the frame body B. The movable frame is composed of the frame body A and the frame body B with gradually decreasing sizes. The sliding between the frame body A and the frame body B enables the size of the movable frame to be further adjusted. The test frame of the present application is composed of the frame body A, the frame body B and the fixed frame. The positions of the frame body A and the frame body B relative to the fixed frame are adjusted, so that the size of the test frame can be further adjusted, thereby further increasing the applicability of the test frame of the present application.
[0009] Preferably, the bottom of the frame body A is provided with two second sliding rails, the sliding grooves of the second sliding rails are each rolling connected with the second pulleys, the opposite sides of the two second pulleys are each connected with a second connecting shaft, the first sliding rail sliding groove is provided with a second fixing hole, and the second connecting shaft is rotatably arranged on the first sliding rail through the second fixing hole. The second sliding rail is connected to the bottom of the frame body A, the first sliding rail is arranged on the bottom of the frame body B, one end of the second sliding rail is connected with the second pulley through the second connecting shaft, wherein the second connecting shaft is fixedly connected with the second pulley, the second pulley can roll in the sliding groove of the second sliding rail, and a baffle is arranged on the second sliding rail to prevent the second pulley from disengaging from the sliding groove. Through the rolling of the second pulley in the sliding groove of the second sliding rail, the movement of the first sliding rail is driven, and the relative sliding of the frame body A and the frame body B is realized.
[0010] Preferably, one side of the top of the second sliding rail is fixedly connected with the frame body A, and the other side is provided with a second locking hole. One side of the top of the second sliding rail is welded and fixed with the frame body A, and the other side of the top of the second sliding rail is provided with the second locking hole. The second locking hole is provided to facilitate the insertion of the second locking pin. At least two second locking holes are arranged on the first sliding rail. When two second locking pins are inserted into two adjacent second locking holes, the two second locking pins are in blocking cooperation with the second pulley of the second sliding rail, and the two second locking pins limit the second pulley to the position between the two adjacent second locking holes. Preferably, the at least two second locking holes are arranged at equal intervals. The second locking holes arranged at equal intervals are more convenient to process, thereby improving the production efficiency.
[0011] Preferably, the second connecting shaft is a stepped shaft. The second connecting shaft is a stepped shaft to form a stepped surface on the second connecting shaft. The front end of the second connecting shaft is in plug-in cooperation with the second fixing hole, and the stepped surface is in blocking cooperation with the side surface of the fixed sliding plate, so as to ensure that the front end of the second connecting shaft is fully inserted into the second fixing hole, avoid the situation that the length of the second connecting shaft inserted into the second fixing hole is unknown, and ensure the connection stability of the second connecting shaft and the first sliding rail.
[0012] Preferably, the longitudinal section of the frame body A is trapezoidal. The longitudinal section of the frame body A is trapezoidal to match the shape of the vehicle, so as to facilitate the use of the test bench, and the frame body A at the front end of the test bench is more matched with the vehicle body, which is beneficial to the arrangement of the wire harness of the frame body A.
[0013] Preferably, the frame body A, the frame body B and the fixed vehicle frame are each provided with a wire harness fixing device. The wire harness fixing device is arranged to fix the position of the wire harness of the frame body A, the frame body B and the fixed vehicle frame. The wire harness fixing device comprises a hook section for hanging the wire harness. The top of the hook section is provided with a connecting section for fixedly connecting with the test bench. The connecting section can be fixed on the test bench by pasting or welding.
[0014] The utility model discloses a beneficial effect: the test bench of the application includes fixed frame and mobile frame, and the mobile frame can be moved to the fixed frame through the sliding device, and the size of whole test bench is adjusted through changing the length of mobile frame that extends into the fixed frame, so as to adapt to different vehicle models or different specifications of wire harness, realize when testing different vehicle models or different specifications of wire harness, and do not need to frequently replace test bench, and test cost is greatly reduced, the problem of higher test cost caused by using different test benches is avoided, and the size of the existing frame is fixed, and when testing different vehicle models or different specifications of wire harness, test bench needs to be frequently replaced, and the technical problem of higher test cost is solved. BRIEF DESCRIPTION OF DRAWINGS
[0015] In order to more clearly illustrate the utility model embodiments, the following will be needed to use the drawings in the embodiment description briefly introduced, obviously, the following description in the drawings is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.
[0016] Figure 1 It is the side view of the utility model.
[0017] Figure 2 It is the connection schematic drawing of the first sliding rail, the first pulley and the first connecting shaft of the utility model.
[0018] Figure 3 It is the connection schematic drawing of the second sliding rail, the second pulley and the second connecting shaft of the utility model.
[0019] Figure 4 It is the fixed sliding plate schematic drawing of the utility model.
[0020] Figure 5 It is the wire harness fixing device schematic drawing of the utility model.
[0021] In the drawing, 1 fixed frame, 2 mobile frame, 3 fixed sliding plate, 4 first sliding rail, 5 first pulley, 6 first connecting shaft, 7 first fixed hole, 8 frame body A, 9 first locking hole, 10 frame body B, 11 second sliding rail, 12 second pulley, 13 second connecting shaft, 14 second locking hole, 15 wire harness fixing device. DETAILED DESCRIPTION
[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0023] Embodiment 1, a test bench with adjustable length for automobile wire harness test, as shown in Figure 1 The fixed frame 1 has a width and a height greater than the mobile frame 2, and a sliding device is arranged between the fixed frame 1 and the mobile frame 2 for adjusting the length of the mobile frame 2 extending into the fixed frame 1. The test bench of the present application comprises a fixed frame 1 and a mobile frame 2, the mobile frame 2 can move into the fixed frame 1 through the sliding device, and the size of the whole test bench can be adjusted by changing the length of the mobile frame 2 extending into the fixed frame 1, so as to adapt to different vehicle models or different specifications of wire harnesses, and realize that the test bench does not need to be frequently replaced when testing different vehicle models or different specifications of wire harnesses, greatly reducing the test cost, avoiding the problem of high test cost caused by using different test benches, and solving the technical problems of the existing test bench with fixed size, which needs to be frequently replaced when testing different vehicle models or different specifications of wire harnesses, and high test cost.
[0024] Embodiment 2, on the basis of embodiment 1, a test bench with adjustable length for automobile wire harness test, as shown in Figure 2 and Figure 4 The sliding device comprises two first sliding rails 4 arranged at the bottom of the mobile frame 2, the first sliding rails 4 are rotatably connected with the first pulleys 5 in the sliding grooves of the first sliding rails 4, the first connecting shafts 6 are connected to the opposite sides of the first pulleys 5, and the bottom of the fixed frame 1 is arranged with two fixed sliding plates 3 between the two first sliding rails 4. One end of the fixed sliding plate 3 is provided with a first fixed hole 7, and the first connecting shaft 6 is rotatably arranged on the fixed sliding plate 3 through the first fixed hole 7. The fixed sliding plate 3 is connected to the bottom of the fixed frame 1, and one end of the fixed sliding plate 3 is connected to the first pulley 5 through the first connecting shaft 6, wherein the first connecting shaft 6 is fixedly connected to the first pulley 5, the first pulley 5 can roll in the sliding groove of the first sliding rail 4, and a baffle is arranged on the first sliding rail 4 to prevent the first pulley 5 from disengaging from the sliding groove. Through the rolling of the first pulley 5 in the sliding groove of the first sliding rail 4, the movement of the fixed sliding plate 3 is driven, and the relative sliding between the mobile frame 2 and the fixed frame 1 is realized.
[0025] Embodiment 3, on the basis of embodiment 2, a test bench with adjustable length for automobile wire harness test, as shown in Figure 2As shown, the top side of the first sliding rail 4 is fixedly connected with the moving frame 2, and the other side is provided with a first locking hole 9. The top side of the first sliding rail 4 is welded and fixed with the moving frame 2, and the other side of the top of the first sliding rail 4 is provided with the first locking hole 9. The first locking hole 9 is arranged to facilitate the insertion of the first locking pin. At least two first locking holes 9 are arranged on the first sliding rail 4. When two first locking pins are inserted into two adjacent first locking holes 9, the two first locking pins are in blocking cooperation with the first pulley 5 of the first sliding rail 4, and the two first locking pins limit the first pulley 5 to the position between the adjacent two first locking holes 9. Preferably, the at least two first locking holes 9 are arranged at equal intervals. The first locking holes 9 arranged at equal intervals are more convenient to process and improve production efficiency.
[0026] Embodiment 4, on the basis of embodiment 3, a test bench with adjustable length for testing automobile wire harness, as shown in Figure 2 As shown, the first connecting shaft 6 is a stepped shaft. The first connecting shaft 6 is a stepped shaft to form a stepped surface on the first connecting shaft. The front end of the first connecting shaft 6 is in plug-in cooperation with the first fixed hole 7, and the stepped surface is in blocking cooperation with the side surface of the fixed sliding plate 3, so as to ensure that the front end of the first connecting shaft 6 is fully inserted into the first fixed hole 7, avoid the situation that the first connecting shaft 6 is not long enough to be inserted into the first fixed hole 7, and ensure the connection stability of the first connecting shaft 6 and the fixed sliding plate 3.
[0027] Embodiment 5, on the basis of any one of embodiments 2-4, a test bench with adjustable length for testing automobile wire harness, as shown in Figure 1 As shown, the moving frame 2 includes a frame A8 and a frame B10 with gradually decreasing sizes, and the frame A8 and the frame B10 are in sliding connection. The first sliding rail 4 is arranged at the bottom of the frame B10. The moving frame 2 is composed of the frame A8 and the frame B10 in sliding connection. The sliding between the frame A8 and the frame B10 enables the size of the moving frame 2 to be further adjusted. The test bench of the application is composed of the frame A8, the frame B10 and the fixed frame 1. The positions of the frame A8 and the frame B10 relative to the fixed frame 1 are adjusted, so that the size of the test bench can be further adjusted, and the application of the test bench of the application is further increased.
[0028] Embodiment 6, on the basis of embodiment 5, a test bench with adjustable length for testing automobile wire harness, as shown in Figure 3As shown, the bottom of the frame A8 is provided with two second sliding rails 11, the sliding grooves of the second sliding rails 11 are all rolling connected with the second pulleys 12, the opposite sides of the two second pulleys 12 are all connected with the second connecting shafts 13, the first sliding rail 4 is provided with the second fixed holes 10, and the second connecting shafts 13 are rotatably arranged on the first sliding rail 4 through the second fixed holes 10. The second sliding rail 11 is connected at the bottom of the frame A8, the first sliding rail 4 is arranged at the bottom of the frame B10, one end of the second sliding rail 11 is connected with the second pulley 12 through the second connecting shaft 13, wherein the second connecting shaft 13 is fixedly connected with the second pulley 12, the second pulley 12 can roll in the sliding groove of the second sliding rail 11, and a baffle is arranged on the second sliding rail 11 to avoid the second pulley 12 from separating from the sliding groove. Through the rolling of the second pulley 12 in the sliding groove of the second sliding rail 11, the movement of the first sliding rail 4 is driven, and the relative sliding of the frame A8 and the frame B10 is realized.
[0029] Embodiment 7, on the basis of embodiment 6, a test bench with adjustable length for automobile wire harness test, as shown in Figure 3 As shown, the top side of the second sliding rail 11 is fixedly connected with the frame A8, and the other side is provided with the second locking hole 14. The top side of the second sliding rail 11 is welded and fixed with the frame A8, and the other side of the top of the second sliding rail 11 is provided with the second locking hole 14. The second locking hole 14 is arranged to facilitate the insertion of the second locking pin. At least two second locking holes 14 are arranged on the first sliding rail 4. When two second locking pins are inserted into two adjacent second locking holes 14, the two second locking pins are in blocking cooperation with the second pulley 12 of the second sliding rail 11, and the two second locking pins limit the position of the second pulley 12 between the two adjacent second locking holes 14. Preferably, the at least two second locking holes 14 are arranged at equal intervals. The second locking holes 14 arranged at equal intervals are more convenient to process, and the production efficiency is improved.
[0030] Embodiment 8, on the basis of embodiment 7, a test bench with adjustable length for automobile wire harness test, as shown in Figure 3 As shown, the second connecting shaft 13 is a stepped shaft. The second connecting shaft 13 is a stepped shaft to form a stepped surface on the second connecting shaft. The front end of the second connecting shaft 13 is in plug-in cooperation with the second fixed hole 10, the stepped surface is in blocking cooperation with the side surface of the fixed sliding plate 3, and the front end of the second connecting shaft 13 is guaranteed to be fully inserted into the second fixed hole 10. The length of the second connecting shaft 13 inserted into the second fixed hole 10 is avoided, and the connection stability of the second connecting shaft 13 and the first sliding rail 4 is guaranteed.
[0031] Embodiment 9, on the basis of embodiment 8, a test bench with adjustable length for automobile wire harness test, as shown in Figure 1As shown, the longitudinal section of the frame body A8 is trapezoidal. Wherein the longitudinal section of the frame body A8 is trapezoidal, so as to be fitted with the shape of the vehicle, facilitating the test bench to be used, and the frame body A8 at the front end of the test bench to be more fitted with the vehicle body, facilitating the frame body A8 to arrange the wire harness.
[0032] In the embodiment 10, on the basis of the embodiment 9, an adjustable length test bench for testing automobile wire harness is provided. Figure 5 As shown, the frame body A8, the frame body B10 and the fixed vehicle frame 1 are all provided with a wire harness fixing device 15. Wherein the wire harness fixing device 15 is provided to facilitate the frame body A8, the frame body B10 and the fixed vehicle frame 1 to fix the position of the wire harness, and the wire harness fixing device 15 comprises a hook section for hanging the wire harness, and a connecting section at the top of the hook section for fixed connection with the test bench, wherein the connecting section can be fixed on the test bench by pasting or welding.
[0033] In the embodiment 10, according to the actual length and layout requirements of the wire harness, the length of the test bench is adjusted, the frame body A8 is pulled, the second pulley 12 rolls in the sliding groove of the second sliding rail 11, the movement of the first sliding rail 4 is driven, and then the relative sliding of the frame body A8 and the frame body B10 is realized, and at the same time, the first pulley 5 rolls in the sliding groove of the first sliding rail 4, the movement of the fixed sliding plate 3 is driven, and then the relative sliding of the moving vehicle frame 2 and the fixed vehicle frame 1 is realized, after the length of the test bench meets the layout requirements of the wire harness, two first locking pins are inserted into two adjacent first locking holes 9, the two first locking pins are in blocking cooperation with the first pulley 5 of the first sliding rail 4, the first pulley 5 is limited in the position between the two adjacent first locking holes 9 by the two first locking pins, and at the same time, two second locking pins are inserted into two adjacent second locking holes 14, the two second locking pins are in blocking cooperation with the second pulley 12 of the second sliding rail 11, the second pulley 12 is limited in the position between the two adjacent second locking holes 14 by the two second locking pins, the length of the entire test bench is limited to ensure that displacement or loosening does not occur during the test, and then the wire harness can be installed and the whole vehicle wire harness test work can be carried out.
[0034] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. An adjustable length test rack for automotive wiring harness testing, characterized by, The utility model relates to a kind of movable frame and fixed frame, including fixed car frame (1) and mobile car frame (2), the width and height of the fixed car frame (1) are greater than mobile car frame (2), and sliding device for adjusting the length of mobile car frame (2) to extend into fixed car frame (1) is equipped between fixed car frame (1) and mobile car frame (2).
2. The adjustable length test rack for automotive wiring harness testing of claim 1, wherein: The sliding device includes two first sliding rails (4) oppositely arranged at the bottom of the mobile car frame (2), the first pulley (5) is rotatably connected in the sliding groove of the two first sliding rails (4), the first connecting shaft (6) is connected to the opposite side of the two first pulleys (5), the bottom of the fixed car frame (1) oppositely arranged has two fixed sliding plates (3), the two fixed sliding plates (3) are located between the two first sliding rails (4), the first fixed hole (7) is provided on one end of the fixed sliding plate (3), and the first connecting shaft (6) is rotatably arranged on the fixed sliding plate (3) through the first fixed hole (7).
3. The adjustable length test rack for automotive wiring harness testing of claim 2, wherein: The top side of the first sliding rail (4) is fixedly connected with the mobile car frame (2), and the other side is provided with a first locking hole (9).
4. The adjustable length test rack for automotive wiring harness testing of claim 3, wherein: The first connecting shaft (6) is a stepped shaft.
5. The adjustable length test rack for testing automotive wiring harnesses of any of claims 2-4, wherein: The mobile car frame (2) includes frame body A (8) and frame body B (10) with gradually decreasing sizes, and the frame body A (8) and the frame body B (10) are slidably connected, and the first sliding rail (4) is arranged at the bottom of the frame body B (10).
6. The adjustable length test rack for automotive wiring harness testing of claim 5, wherein: The bottom of the frame body A (8) is provided with two second sliding rails (11), the second pulley (12) is rotatably connected in the sliding groove of the second sliding rail (11), the second connecting shaft (13) is connected to the opposite side of the two second pulleys (12), the second fixed hole (10) is arranged in the sliding groove of the first sliding rail (4), and the second connecting shaft (13) is rotatably arranged on the first sliding rail (4) through the second fixed hole (10).
7. The adjustable length test rack for automotive wiring harness testing of claim 6, wherein: The top side of the second sliding rail (11) is fixedly connected with the frame body A (8), and the other side is provided with a second locking hole (14).
8. The adjustable length test rack for automotive wiring harness testing of claim 7, wherein: The second connecting shaft (13) is a stepped shaft.
9. The adjustable length test rack for automotive wiring harness testing of claim 8, wherein: The longitudinal section of the frame body A (8) is trapezoidal.
10. The adjustable length test rack for automotive wiring harness testing of claim 9, wherein: The frame body A (8), the frame body B (10) and the fixed car frame (1) are all provided with wire harness fixing devices (15).