Camera wire harness torsion tester
By designing a camera harness torsion tester, using motors and arc seats to straighten or bend the wiring harness, the problem of difficulty in torsion testing when intercepting the wiring harness is solved, and the test accuracy is improved.
Patent Information
- Application Number
- CN202420439822.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-07
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-03-07
AI Technical Summary
In the camera harness torsion test, when the intercepting harness is too long or equal in length, it is difficult to effectively conduct the torsion test, which affects the test results and increases the difficulty of interception.
A camera harness torsion tester is designed, including a test bench, motor, torque sensor, arc seat, screw rod and moving block. The motor drives the screw rod to rotate, and the moving block pulls the arc seat and wiring harness chuck and straightens. Or bend the wiring harness to ensure the accuracy of the test.
It effectively improves the accuracy of wire harness torsion testing, simplifies the wire harness interception process, and reduces the impact of test results.
Smart Images
Figure CN222166777U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of wire harness production, in particular to a camera wire harness torsion tester. Background Art
[0002] During the production process of the camera, in order to better test the stress conditions that may occur during the production assembly and actual installation of the wire harness, it is necessary to conduct a durability reliability analysis of the camera wire harness.
[0003] Currently, when performing a torsion test on the camera harness, it is necessary to first cut a section of the harness, and then fix the two ends of the harness. After the fixation is completed, the harness is twisted for testing. When cutting the harness, if the harness is too long, the harness will not be tightened, resulting in the inability to effectively twist the harness, which will affect the test results of the harness. If the harness of equal length is cut, the difficulty of cutting will increase.
[0004] Therefore, it is necessary to invent a camera harness torsion tester to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to provide a camera harness torsion tester to solve the problems raised in the above-mentioned background technology.
[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a camera wiring harness torsion tester, comprising a test bench, the top of the test bench is connected to a first motor, the output end of the first motor is connected to a torque sensor, the side wall of the torque sensor is connected to a first torsion wiring harness chuck, the top of the test bench is provided with an arc seat, the top of the arc seat is provided with a fixed box, the side wall of the fixed box is connected to a second torsion wiring harness chuck, the top of the test bench is provided with a groove, and a lead screw is provided in the groove, the outer wall of the lead screw is connected to a moving block, the top of the moving block is connected to the bottom of the arc seat, the side wall of the test bench is connected to a second motor, and the output end of the second motor is connected to the right end of the lead screw.
[0007] Preferably, two first limit blocks are connected to the bottom of the arc-shaped seat, and the top of the test bench is provided with limit grooves corresponding to the first limit blocks.
[0008] Preferably, a first arc-shaped groove is opened on the top of the arc-shaped seat, and an arc-shaped rack is arranged in the first arc-shaped groove. A third motor is connected to the fixing box, and a driving gear is connected to the output end of the third motor. The driving gear is meshed with the arc-shaped rack.
[0009] Preferably, a second arc-shaped groove is formed on the top of the arc-shaped seat, and a second limit block is arranged in the second arc-shaped groove, and the second limit block is connected to the bottom of the fixing box.
[0010] Technical effects and advantages of the utility model:
[0011] By respectively installing the two ends of the intercepted wire harness on the first torsion wire harness chuck and the second torsion wire harness chuck, and using the second motor to drive the lead screw to rotate, the lead screw drives the moving block to move when rotating, the moving block pulls the arc seat, the arc seat pulls the second torsion wire harness chuck, and the second torsion wire harness chuck pulls one end of the wire harness to straighten the wire harness, which can effectively improve the accuracy of the wire harness torsion test. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0013] Figure 2 For this utility model Figure 1 AA section structural diagram;
[0014] Figure 3 For this utility model Figure 1 Schematic diagram of the enlarged structure of part B.
[0015] In the figure: 1. test bench; 2. first motor; 3. torque sensor; 4. first torsion harness chuck; 5. arc seat; 6. fixing box; 7. second torsion harness chuck; 8. lead screw; 9. moving block; 10. second motor; 11. first limit block; 12. arc rack; 13. third motor; 14. driving gear; 15. second limit block. DETAILED DESCRIPTION
[0016] 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.
[0017] The utility model provides Figure 1-3A camera harness torsion tester shown in the figure comprises a test bench 1, a first motor 2 is connected to the top of the test bench 1, a torque sensor 3 is connected to the output end of the first motor 2, a first torsion harness chuck 4 is connected to the side wall of the torque sensor 3, an arc seat 5 is arranged on the top of the test bench 1, a fixing box 6 is arranged on the top of the arc seat 5, a second torsion harness chuck 7 is connected to the side wall of the fixing box 6, a groove is provided on the top of the test bench 1, a screw rod 8 is arranged in the groove, a moving block 9 is connected to the outer wall of the screw rod 8, and the top of the moving block 9 is connected to the arc seat 5. The bottom is connected, and the side wall of the test bench 1 is connected with a second motor 10, and the output end of the second motor 10 is connected to the right end of the screw rod 8. By respectively installing the two ends of the intercepted wire harness on the first torsion wire harness chuck 4 and the second torsion wire harness chuck 7, and using the second motor 10 to drive the screw rod 8 to rotate, the screw rod 8 drives the moving block 9 to move when rotating, and the moving block 9 pulls the arc seat 5, and the arc seat 5 pulls the second torsion wire harness chuck 7. The second torsion wire harness chuck 7 pulls one end of the wire harness to straighten the wire harness, which can effectively improve the accuracy of the wire harness torsion test.
[0018] Two first limit blocks 11 are connected to the bottom of the arc seat 5, and a limit groove corresponding to the first limit block 11 is opened on the top of the test bench 1. When the arc seat 5 moves and pulls the first limit block 11, the first limit block 11 slides in the limit groove, which can facilitate the limitation of the arc seat 5.
[0019] A first arc-shaped groove is provided on the top of the arc-shaped seat 5, and an arc-shaped rack 12 is provided in the first arc-shaped groove. A third motor 13 is connected to the fixed box 6, and a driving gear 14 is connected to the output end of the third motor 13. The driving gear 14 is meshed with the arc-shaped rack 12. The driving gear 14 is driven to rotate by the third motor 13, so that the driving gear 14 rotates on the arc-shaped rack 12, thereby utilizing the reaction force to drive the fixed box 6 to move. The fixed box 6 pulls the second torsion harness chuck 7, and the second torsion harness chuck 7 pulls one end of the harness to bend the harness, so that the bending performance of the harness can be tested.
[0020] A second arc-shaped groove is provided at the top of the arc-shaped seat 5, and a second limit block 15 is provided in the second arc-shaped groove. The second limit block 15 is connected to the bottom of the fixed box 6. When the fixed box 6 performs an arc motion, the second limit block 15 is pulled so that the second limit block 15 slides in the second arc-shaped groove, thereby limiting the sliding of the fixed box 6.
[0021] Working principle of this utility model:
[0022] By respectively installing the two ends of the intercepted wire harness on the first torsion wire harness chuck 4 and the second torsion wire harness chuck 7, and using the second motor 10 to drive the screw rod 8 to rotate, the screw rod 8 drives the moving block 9 to move when rotating, the moving block 9 pulls the arc seat 5, the arc seat 5 pulls the second torsion wire harness chuck 7, the second torsion wire harness chuck 7 pulls one end of the wire harness to straighten the wire harness, and by using the first motor 2 to drive the main shaft in the torque sensor 3 to rotate, the main shaft in the torque sensor 3 pulls the first torsion wire harness chuck 4 to rotate, thereby driving the wire harness to rotate, the torsion degree of the wire harness can be tested, and by using the third motor 13 to drive the driving gear 14 to rotate, so that the driving gear 14 rotates on the arc rack 12, thereby using the reaction force to drive the fixed box 6 to move, the fixed box 6 pulls the second torsion wire harness chuck 7, the second torsion wire harness chuck 7 pulls one end of the wire harness, so that the wire harness is bent, so that the bending performance of the wire harness can be tested.
[0023] 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 camera harness torsion tester, comprising a test bench, characterized in that: The top of the test bench is connected to a first motor, the output end of the first motor is connected to a torque sensor, the side wall of the torque sensor is connected to a first torsion harness chuck, the top of the test bench is provided with an arc seat, the top of the arc seat is provided with a fixed box, the side wall of the fixed box is connected to a second torsion harness chuck, the top of the test bench is provided with a groove, and a lead screw is provided in the groove, the outer wall of the lead screw is connected to a moving block, the top of the moving block is connected to the bottom of the arc seat, the side wall of the test bench is connected to a second motor, and the output end of the second motor is connected to the right end of the lead screw.
2. A camera harness torsion tester according to claim 1, characterized in that: The bottom of the arc seat is connected to two first limit blocks, and the top of the test bench is provided with limit grooves corresponding to the first limit blocks.
3. A camera harness torsion tester according to claim 1, characterized in that: A first arc-shaped groove is formed on the top of the arc-shaped seat, and an arc-shaped rack is arranged in the first arc-shaped groove. A third motor is connected in the fixing box, and a driving gear is connected to the output end of the third motor. The driving gear is meshed with the arc-shaped rack.
4. A camera harness torsion tester according to claim 1, characterized in that: A second arc-shaped groove is formed on the top of the arc-shaped seat, and a second limit block is arranged in the second arc-shaped groove, and the second limit block is connected to the bottom of the fixing box.