Vehicle-mounted controller EOL test tool
By designing an on-board controller EOL test tooling that includes a power box, a motor and a vibration mechanism, the problem that the existing test tooling cannot adjust the vibration amplitude is solved, and more accurate testing of the on-board controller is achieved in various situations, improving production practicality.
Patent Information
- Application Number
- CN202420606921.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-26
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-03-26
AI Technical Summary
The existing EOL test tooling for on-board controllers cannot easily adjust the vibration amplitude, resulting in inaccurate testing and affecting the production practicality of the controller.
A test tool including a power box, a motor, a driving pulley, a rotating rod, a shaft, a cam and a return spring is designed. The rotating shaft and pulley are driven by the motor, and the horizontal and up and down vibration of the fixing table is achieved by combining reciprocating threads, extension rods and grooves, and the vibration frequency is adjusted by controlling the motor speed.
It realizes more accurate testing of vehicle-mounted controllers in various situations, improving the accuracy of test data and the production practicality of controllers.
Smart Images
Figure CN222599762U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of testing devices, in particular to an EOL testing tool for a vehicle-mounted controller. Background Art
[0002] In automotive engineering, an automotive controller refers to an electronic control unit used to control the automotive electrical system. It is one of the important components of a car. After the controller is produced, it usually needs to be functionally tested.
[0003] Some existing detection devices can place the motor to be tested and the motor controller inside a box for closed testing to improve safety; at the same time, a bottom shock-absorbing design is added to the test box to effectively reduce the impact on the ground and the outer casing when the device is running. However, this device cannot adjust the vibration amplitude more conveniently, and thus cannot better test a variety of situations, which easily leads to inaccurate collected data and low practicality of the controller after production. How to invent a method to improve these problems has become an urgent problem to be solved by technicians in this field. Utility Model Content
[0004] In order to remedy the above deficiencies, the utility model provides a vehicle-mounted controller EOL test tooling, aiming to improve the problem that the device cannot adjust the vibration amplitude more conveniently, and thus cannot better test various situations, which easily leads to inaccurate collected data and low practicality of the controller after production.
[0005] The utility model is achieved in this way:
[0006] The utility model provides an EOL test tool for a vehicle-mounted controller, comprising a power box, a motor and a driving pulley are arranged on one side of the power box, a rotating rod and a rotating shaft are arranged inside the power box, the rotating rod is connected with a pair of fixed disks, a belt and a driven pulley are arranged at one end of the rotating rod; both ends of the rotating shaft are connected with limited movable disks, the rotating shaft is connected with a cam, support plates, limit seats and movable plates are arranged on both sides of the power box, the movable plate is connected with the limit plates, the support plate is connected with a reset spring and a movable rod, a fixed platform is arranged at the upper end of the power box, and the fixed platform is connected with a mounting seat and a top plate.
[0007] Preferably, one end of the rotating shaft is rotatably connected to the inner wall of the power box, the other end of the rotating shaft passes through the side wall of the other end of the power box and is fixedly connected to the output end of the motor, the motor is fixedly connected to the side wall of the power box through a connecting plate, the middle outer wall of the rotating shaft is fixedly connected to the cam, and a groove is provided on the inner wall of one side of the power box.
[0008] By adopting the above technical solution, the motor can be started to drive the rotating shaft to rotate, and the cam to rotate, so as to cooperate with the top plate to lift the fixed platform upward.
[0009] Preferably, the outer walls at both symmetrical ends of the rotating shaft are provided with long limiting grooves, the outer wall at one end of the rotating shaft connected to the motor is fixedly connected to the driving pulley, the driving pulley and the driven pulley are connected by a belt drive, and the driven pulley is fixedly sleeved on the outer wall at one end of the rotating rod.
[0010] By adopting the above technical solution, the motor can drive the driving pulley to rotate while the belt drives the driven pulley to rotate, and the rotating shaft and the rotating rod can rotate at the same time.
[0011] Preferably, the rotating rod has one end away from the driven pulley, passes through the side wall of the power box and is rotatably connected to the inner wall of the other end of the power box, the outer walls on both sides of the rotating rod are symmetrically fixedly connected with reciprocating threads, the reciprocating threads are threadedly connected to the side walls of the fixed disk, the outer wall of one end of the fixed disk is movably connected to the limiting movable disk, the symmetrical outer wall of the other end of the fixed disk is fixedly connected with an extension rod, and the other end of the extension rod is slidably connected to the groove.
[0012] By adopting the above technical solution, the rotating rod can rotate while the fixed disk can make reciprocating motion within a limited range through the threaded connection between the reciprocating thread and the fixed disk and the sliding between the extension rod and the groove.
[0013] Preferably, the limit movable disk is sleeved on the outer wall of the rotating shaft, and limit blocks are fixedly connected to both sides of the inner wall of the limit movable disk symmetrically, and the limit blocks are slidably connected to the inner wall of the limit sliding groove.
[0014] By adopting the above technical solution, it is ensured that the fixed disk drives the movement while the sliding between the limiting block and the limiting sliding groove drives the limiting movable disk to reciprocate on the rotating shaft.
[0015] Preferably, the upper side wall of the power box is fixedly connected to the limit seat, the limit seat is slidably connected to the movable plate, one end of the movable plate is fixedly connected to the limit plate, one end of the limit plate is arc-shaped, and the arc surface of the limit plate is movably connected to the limit movable disk.
[0016] By adopting the above technical solution, the limiting seat can ensure the movement effect of the support plate, and at the same time, the movable limiting movable plate can drive the support plate to move.
[0017] Preferably, the support plate is fixedly connected to one end of the upper side of the movable plate, and mounting grooves are symmetrically provided on two sides of the upper side of the support plate.
[0018] Preferably, the return spring is sleeved on the outer wall of one end of the movable rod, the movable rod is "T" shaped, one end of the movable rod is movably connected to the mounting groove, the other end of the movable rod is fixedly connected to the fixed platform, and the middle of the lower side wall of the fixed platform is fixedly connected to the top plate.
[0019] By adopting the above technical solution, when the cam lifts the top plate, the fixed platform drives the movable rod to move upward and compresses the reset spring. When the cam separates from the top plate, the fixed platform is restored by its own weight and the elasticity of the reset spring to ensure that the fixed platform returns to its original position.
[0020] The beneficial effects of the utility model are:
[0021] The motor drives the rotating shaft and the active pulley to rotate, and at the same time drives the driven pulley to rotate, so that the rotating shaft and the rotating rod rotate at the same time, and then the reciprocating thread, the extension rod and the groove make the fixed plate reciprocate within a limited range, thereby driving the limited movable plate to reciprocate on the rotating shaft; then the supporting plate is driven to move left and right through the arc surface of the limiting plate, the limiting seat and the movable plate, and finally the horizontal vibration of the fixed table is realized; at the same time, the cam is driven to rotate, so as to cooperate with the top plate to lift the fixed table upward, and at the same time the fixed table drives the movable rod to move upward and compresses the reset spring. When the cam is separated from the top plate, the fixed table is restored by its own weight and the elasticity of the reset spring to ensure that the fixed table returns to its original position, thereby realizing the up and down reciprocating vibration of the fixed table; in addition, the vibration frequency can be adjusted by controlling the speed of the motor to ensure the practicality of the controller after production. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0023] Figure 1 It is a schematic diagram of the overall structure provided by the implementation method of the utility model;
[0024] Figure 2 The utility model embodiment provides Figure 1 A schematic diagram of the structure enlargement in the middle;
[0025] Figure 3 It is a schematic diagram of the internal structure of the power box provided by the embodiment of the utility model;
[0026] Figure 4 The utility model embodiment provides Figure 3 Enlarged schematic diagram of the structure at point B in the middle.
[0027] Figure 5 It is a partial cross-sectional view of a support plate provided in an embodiment of the utility model.
[0028] Figure 6 It is an enlarged schematic diagram of the fixing platform structure provided in the embodiment of the utility model.
[0029] In the figure: 1. power box; 2. motor; 3. support plate; 4. fixed platform; 5. mounting seat; 6. driving pulley; 7. belt; 8. driven pulley; 9. rotating rod; 10. groove; 11. extension rod; 12. limit seat; 13. cam; 14. fixed plate; 15. movable plate; 16. rotating shaft; 17. limit slide groove; 18. limit movable plate; 19. limit block; 20. reciprocating thread; 21. mounting groove; 22. movable rod; 23. reset spring; 24. limit plate; 25. top plate. DETAILED DESCRIPTION
[0030] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0031] Example
[0032] Reference Figure 1-6 A vehicle-mounted controller EOL test tooling includes a power box 1, a motor 2 and a driving pulley 6 are provided on one side of the power box 1, a rotating rod 9 and a rotating shaft 16 are provided inside the power box 1, the rotating rod 9 is connected to a pair of fixed disks 14, and one end of the rotating rod 9 is provided with a belt 7 and a driven pulley 8; both ends of the rotating shaft 16 are connected to a limited movable disk 18, and the rotating shaft 16 is connected to a cam 13, support plates 3, limit seats 12 and movable plates 15 are provided on both sides of the power box 1, the movable plate 15 is connected to a limited plate 24, the support plate 3 is connected to a reset spring 23 and a movable rod 22, and a fixed platform 4 is provided at the upper end of the power box 1, and the fixed platform 4 is connected to a mounting seat 5 and a top plate 25.
[0033] Furthermore; one end of the rotating shaft 16 is rotatably connected to the inner wall of the power box 1, and the other end of the rotating shaft 16 passes through the other end side wall of the power box 1 and is fixedly connected to the output end of the motor 2. The motor 2 is fixedly connected to the side wall of the power box 1 through a connecting plate. The middle outer wall of the rotating shaft 16 is fixedly connected to the cam 13, and a groove 10 is provided on the inner wall of one side of the power box 1; long strip limiting slide grooves 17 are provided on the outer walls at both symmetrical ends of the rotating shaft 16, and the outer wall of one end of the rotating shaft 16 connected to the motor 2 is fixedly connected to the driving pulley 6, and the driving pulley 6 and the driven pulley 8 are connected by a belt 7 for transmission, and the driven pulley 8 is fixedly sleeved on the outer wall of one end of the rotating rod 9; the rotating rod 9 passes through the side wall of the power box 1 at one end away from the driven pulley 8 and is rotatably connected to the inner wall of the other end of the power box 1, and the rotating rod 9 is symmetrical at both ends. The side outer wall is fixedly connected with a reciprocating thread 20, and the reciprocating thread 20 is threadedly connected with the side wall of the fixed plate 14. The outer wall of one end of the fixed plate 14 is movably connected with the limit movable plate 18, and the outer wall of the other end of the fixed plate 14 is symmetrically fixedly connected with an extension rod 11, and the other end of the extension rod 11 is slidably connected with the groove 10; the limit movable plate 18 is sleeved on the outer wall of the rotating shaft 16, and the inner wall of the limit movable plate 18 is symmetrically fixedly connected with the limit block 19 on both sides, and the limit block 19 is slidably connected with the inner wall of the limit slide groove 17; the upper side wall of the power box 1 is fixedly connected with the limit seat 12, and the limit seat 12 is slidably connected with the movable plate 15, and one end of the movable plate 15 is fixedly connected with the limit plate 24, and one end of the limit plate 24 is arc-shaped, and the arc surface of the limit plate 24 is movably connected with the limit movable plate 18;
[0034] It should be noted that: the starting motor 2 drives the rotating shaft 16 to rotate, and the driving pulley 6 rotates while driving the driven pulley 8 to rotate through the belt 7, so that the rotating shaft 16 and the rotating rod 9 rotate at the same time, and then the fixed plate 14 is reciprocated within a limited range through the threaded connection between the reciprocating thread 20 and the fixed plate 14, and the sliding between the extension rod 11 and the groove 10. In addition, the sliding between the limit block 19 and the limit slide groove 17 drives the limit movable plate 18 to reciprocate on the rotating shaft 16; then, the support plate 3 is driven to move left and right through the movable connection between the arc surface of the limit plate 24 and the limit movable plate 18, and the action of the limit seat 12 and the movable plate 15, thereby finally realizing the horizontal vibration of the fixed table 4.
[0035] Reference Figure 3-4 , further; the support plate 3 is fixedly connected to one end of the upper side of the movable plate 15, and mounting grooves 21 are symmetrically provided on both sides of the upper end of the support plate 3; the return spring 23 is sleeved on the outer wall of one end of the movable rod 22, and the movable rod 22 is "T"-shaped, one end of the movable rod 22 is movably connected to the mounting groove 21, and the other end of the movable rod 22 is fixedly connected to the fixed platform 4, and the middle of the lower side wall of the fixed platform 4 is fixedly connected to the top plate 25;
[0036] It should be noted that: the starting motor 2 drives the rotating shaft 16 to rotate and at the same time drives the cam 13 to rotate, so as to cooperate with the top plate 25 to lift the fixed platform 4 upward. At the same time, the fixed platform 4 drives the movable rod 22 to move upward and compresses the return spring 23. When the cam 13 is separated from the top plate 25, the fixed platform 4 is restored by its own weight and the elasticity of the return spring 23 to ensure that the fixed platform 4 returns to its original position, thereby realizing the up and down reciprocating vibration of the fixed platform 4.
[0037] The working principle of this type is as follows: the starting motor 2 drives the rotating shaft 16 to rotate, and the driving pulley 6 rotates while driving the driven pulley 8 to rotate through the belt 7, so that the rotating shaft 16 and the rotating rod 9 rotate at the same time, and then the threaded connection between the reciprocating thread 20 and the fixed disk 14, and the sliding between the extension rod 11 and the groove 10 make the fixed disk 14 reciprocate within a limited range, and the sliding between the limit block 19 and the limit slide groove 17 drives the limit movable disk 18 to reciprocate on the rotating shaft 16; then, the support plate 3 is driven to move left and right through the movable connection between the arc surface of the limit plate 24 and the limit movable disk 18, and the action of the limit seat 12 and the movable plate 15, and finally the horizontal vibration of the fixed table 4 is realized.
[0038] Reference Figure 5-6 , further; the support plate 3 is fixedly connected to one end of the upper side of the movable plate 15, and mounting grooves 21 are opened symmetrically on both sides of the upper end of the support plate 3; the return spring 23 is sleeved on the outer wall of one end of the movable rod 22, and the movable rod 22 is "T"-shaped, one end of the movable rod 22 is movably connected to the mounting groove 21, and the other end of the movable rod 22 is fixedly connected to the fixed platform 4, and the middle of the lower side wall of the fixed platform 4 is fixedly connected to the top plate 25.
[0039] It should be noted that: after the controller is fixed on the mounting base 5, the motor 2 is started to drive the rotating shaft 16 to rotate, and the driving pulley 6 is rotated while the driven pulley 8 is driven to rotate through the belt 7, so that the rotating shaft 16 and the rotating rod 9 rotate at the same time, and then the threaded connection between the reciprocating thread 20 and the fixed disk 14, and the sliding between the extension rod 11 and the groove 10 make the fixed disk 14 reciprocate within a limited range, and the sliding between the limit block 19 and the limit slide groove 17 drives the limit movable disk 18 to reciprocate on the rotating shaft 16; then Through the active connection between the arc surface of the limiting plate 24 and the limiting movable disk 18, as well as the action of the limiting seat 12 and the movable plate 15, the supporting plate 3 is driven to move left and right, and finally the horizontal vibration of the fixed platform 4 is realized; at the same time, the cam 13 is driven to rotate, so as to cooperate with the top plate 25 to lift the fixed platform 4 upward, and at the same time, the fixed platform 4 drives the movable rod 22 to move upward and compress the reset spring 23. When the cam 13 is separated from the top plate 25, the fixed platform 4 is restored by its own weight and the elasticity of the reset spring 23 to ensure that the fixed platform 4 returns to its original position, thereby realizing the up and down reciprocating vibration of the fixed platform 4.
[0040] It should be noted that the specific model and specifications of the motor need to be selected and determined based on the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.
[0041] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A vehicle-mounted controller EOL test tool, comprising a power box (1), characterized in that: A motor (2) and a driving pulley (6) are provided on one side of the power box (1); a rotating rod (9) and a rotating shaft (16) are provided inside the power box (1); the rotating rod (9) is connected to a pair of fixed disks (14); one end of the rotating rod (9) is provided with a belt (7) and a driven pulley (8); both ends of the rotating shaft (16) are connected to a limited movable disk (18); the rotating shaft (16) is connected to a cam (13); support plates (3), limit seats (12) and movable plates (15) are provided on both sides of the power box (1); the movable plates (15) are connected to the limit plates (24); the support plates (3) are connected to a reset spring (23) and a movable rod (22); a fixed platform (4) is provided at the upper end of the power box (1); the fixed platform (4) is connected to a mounting seat (5) and a top plate (25).
2. The vehicle controller EOL test tool according to claim 1, characterized in that: One end of the rotating shaft (16) is rotatably connected to the inner wall of the power box (1), the other end of the rotating shaft (16) passes through the other end side wall of the power box (1) and is fixedly connected to the output end of the motor (2), the motor (2) is fixedly connected to the side wall of the power box (1) via a connecting plate, the middle outer wall of the rotating shaft (16) is fixedly connected to the cam (13), and a groove (10) is provided on one inner wall of the power box (1).
3. The vehicle controller EOL test tool according to claim 1, characterized in that: The outer walls of the rotating shaft (16) at both symmetrical ends are provided with long strip-shaped limiting sliding grooves (17); the outer wall of one end of the rotating shaft (16) connected to the motor (2) is fixedly connected to the driving pulley (6); the driving pulley (6) and the driven pulley (8) are connected through a belt (7); and the driven pulley (8) is fixedly sleeved on the outer wall of one end of the rotating rod (9).
4. The vehicle controller EOL test tool according to claim 2, characterized in that: One end of the rotating rod (9) away from the driven pulley (8) passes through the side wall of the power box (1) and is rotatably connected to the inner wall of the other end of the power box (1); the outer walls on both sides of the rotating rod (9) are symmetrically fixedly connected with reciprocating threads (20); the reciprocating threads (20) are threadedly connected to the side walls of the fixed disk (14); the outer wall of one end of the fixed disk (14) is movably connected to the limit movable disk (18); the outer wall of the other end of the fixed disk (14) is symmetrically fixedly connected with an extension rod (11); the other end of the extension rod (11) is slidably connected to the groove (10).
5. The vehicle controller EOL test tool according to claim 1, characterized in that: The limit movable plate (18) is sleeved on the outer wall of the rotating shaft (16), and the limit blocks (19) are fixedly connected to the inner wall of the limit movable plate (18) on both sides symmetrically, and the limit blocks (19) are slidably connected to the inner wall of the limit sliding groove (17).
6. The vehicle controller EOL test tool according to claim 1, characterized in that: The upper side wall of the power box (1) is fixedly connected to the limit seat (12), the limit seat (12) is slidably connected to the movable plate (15), one end of the movable plate (15) is fixedly connected to the limit plate (24), one end of the limit plate (24) is arc-shaped, and the arc-shaped surface of the limit plate (24) is movably connected to the limit movable plate (18).
7. The vehicle controller EOL test tool according to claim 1, characterized in that: The support plate (3) is fixedly connected to one end of the upper side of the movable plate (15), and mounting grooves (21) are symmetrically provided on both sides of the upper end of the support plate (3).
8. The vehicle controller EOL test tool according to claim 1, characterized in that: The return spring (23) is sleeved on the outer wall of one end of the movable rod (22); the movable rod (22) is in a "T" shape; one end of the movable rod (22) is movably connected to the mounting groove (21); the other end of the movable rod (22) is fixedly connected to the fixed platform (4); and the middle of the lower side wall of the fixed platform (4) is fixedly connected to the top plate (25).