Fatigue testing machine for automobile knob gear shifting manipulator

Abstract

The utility model provides a fatigue testing machine for an automobile knob shift manipulator, which belongs to the technical field of knob switches and comprises a support frame, a driving mechanism, a current detection component and a control box. The driving mechanism is arranged on the support frame and is used for clamping and driving the knob switch to rotate; the current detection part is arranged on the support frame and is electrically connected with the knob switch; the control box is electrically connected with the driving mechanism and the current detection part; a display screen is arranged on the control box and used for displaying the rotation angle of the knob switch, the current magnitude of the knob switch and the rotation frequency of the knob switch. According to the fatigue testing machine of the automobile knob gear shifting manipulator, by means of the display screen and the driving mechanism, the rotation frequency of the knob switch can be recorded, the rotation angle of the knob switch can be changed, different gears of the knob switch can be tested, and meanwhile the fatigue testing machine can be used for testing different gears of the knob switch through the display screen and the current detection part. And a worker can conveniently observe the current on the knob switch.

Description

Technical Field

[0001] The utility model belongs to the technical field of knob switches, and in particular relates to a fatigue testing machine for a car knob shift manipulator. Background Art

[0002] Rotary switches are common electrical components in our daily lives, widely used in automobiles, lighting, and other fields. To ensure product quality and service life, manufacturers test rotary switches before they leave the factory. Currently, quality testing for rotary switches is still a manual process, requiring workers to repeatedly rotate the switch forward and backward while recording the data. This process is labor-intensive, inefficient, and prone to errors. Utility Model Content

[0003] The embodiment of the utility model provides a fatigue testing machine for a car knob shift controller, so as to solve the technical problems in the prior art of high labor intensity, low work efficiency and easy error of workers during the quality testing of knob switches.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is to provide a fatigue testing machine for a car knob shift controller, comprising:

[0005] Support frame, used to install the knob switch;

[0006] A driving mechanism, provided on the support frame, for clamping and driving the knob switch to rotate;

[0007] a current detection component, provided on the support frame and electrically connected to the knob switch, for detecting the current of the knob switch;

[0008] A control box is electrically connected to the driving mechanism and the current detection component, and is used to control the operation of the driving mechanism; the control box is provided with a display screen, which is used to display the rotation angle of the knob switch, the current size of the knob switch and the number of rotations of the knob switch.

[0009] In one possible implementation, the driving mechanism includes a rotating assembly and a clamping assembly; the rotating assembly is provided on the support frame, the clamping assembly is fixedly mounted on the rotating assembly, the clamping assembly is used to clamp or loosen the knob switch, and the rotating assembly is used to drive the clamping assembly and the knob switch to rotate.

[0010] In a possible implementation, the rotating assembly includes a driver and a rotating disk; the driver is provided on the support frame, the rotating disk is in transmission connection with the driver, and the clamping assembly is mounted on the rotating disk.

[0011] In one possible implementation, the clamping assembly includes two cylinders, a solenoid valve and two clamping members; the two cylinders are symmetrically arranged on the rotating disk, and the free ends of the two cylinders are arranged in opposite directions; the solenoid valve is arranged on the rotating disk and electrically connected to the two cylinders, and the control box is electrically connected to the solenoid valve; the two clamping members are respectively installed on the two cylinders, and the clamping members are transmission-connected to the free ends of the cylinders, and the clamping members have the freedom to move toward or away from the knob switch.

[0012] In a possible implementation, the clamping member includes a clamping plate and a clamping block; the lower end of the clamping plate is drivingly connected to the free end of the cylinder, and the upper end of the clamping plate is connected to the clamping block.

[0013] In a possible implementation, a side of the clamping block close to the knob switch is provided with an arc-shaped surface that matches the outer surface of the knob switch.

[0014] In one possible implementation, the support frame includes a support member and a mounting member arranged from bottom to top, the support member is arranged on the ground, and the driving mechanism is installed on the support member; the mounting member is arranged on the support frame, and the knob switch is arranged on the mounting member.

[0015] In a possible implementation, the support member includes a plurality of support legs and a support plate. The plurality of support legs are all arranged on the ground, and the upper ends are all fixedly connected to the support plate.

[0016] In one possible implementation, the mounting member includes a plurality of mounting columns and a mounting plate. The plurality of mounting columns are vertically fixed on the support plate, and the upper ends are fixedly connected to the mounting plate. The knob switch is mounted on the upper surface of the mounting plate.

[0017] The beneficial effect of the fatigue testing machine for a car knob shift controller provided by the present invention is that: compared with the prior art, the fatigue testing machine for a car knob shift controller of the present invention, when in use, since the knob switch is installed on the support frame, and the driving mechanism is provided on the support frame, and the control box is provided with a display screen, and the control box is electrically connected to the driving mechanism, the control box controls the driving mechanism to clamp the knob switch according to a predetermined program, and rotates the knob switch forward and backward, and then displays and records the number of rotations of the knob switch on the display screen, thereby judging the service life of the knob switch; since the current detection component installed on the support frame is electrically connected to the knob switch, and the control box is electrically connected to the current detection component, when the driving mechanism clamps and controls the knob switch to rotate, the current detection component can detect the knob switch. The current size of the knob switch is recorded and displayed on the display screen, so that the staff can observe the current size at any time, and judge whether the knob switch is damaged, and then check the quality of the knob switch; because the knob switch is provided with a plurality of different gears, the display screen can not only display the rotation angle of the knob switch, but also change the established program through the display screen, and then change the angle of rotation of the knob switch controlled by the driving mechanism, so as to test different gears of the knob switch; in this way, with the help of the display screen and the driving mechanism on the control box, not only the number of rotations of the knob switch can be recorded, but also the rotation angle of the knob switch can be changed, so as to test different gears of the knob switch. At the same time, the display screen and the current detection component can be used to facilitate the staff to observe the current size on the knob switch at any time, so as to judge whether the knob switch is damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 A front view of a fatigue testing machine provided by an embodiment of the present utility model;

[0020] Figure 2 A schematic diagram of the connection between the drive mechanism and the knob switch provided in an embodiment of the utility model;

[0021] Figure 3 A schematic diagram of the connection between the support frame and the drive mechanism provided in an embodiment of the present utility model;

[0022] Figure 4 A schematic diagram of the connection between the clamping member and the knob switch provided in an embodiment of the present utility model;

[0023] Figure 5A schematic structural diagram of a clamping member provided in an embodiment of the present utility model;

[0024] Figure 6 for Figure 5 Enlarged view of point A in the middle.

[0025] Among them, the reference numerals in the figures are:

[0026] 1. Support frame; 11. Support leg; 12. Support plate; 13. Drive hole; 14. Mounting column; 15. Mounting plate; 2. Drive mechanism; 21. Driver; 22. Rotating disk; 23. Cylinder; 24. Clamping member; 241. Clamping plate; 242. Clamping block; 243. Avoidance groove; 244. Arc surface; 245. Accommodating groove; 246. Fastening groove; 247. Limiting groove; 248. Fixing groove; 25. Limiting flange; 26. Limiting block; 261. Guide surface; 27. Elastic member; 3. Current detection component; 4. Control box; 41. Display screen; 5. Knob switch. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0028] It should be noted that when an element is referred to as being “fixed on” or “disposed on” another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or indirectly connected to the other element.

[0029] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0031] See also Figures 1 to 6 The fatigue testing machine for a vehicle's rotary shifter provided by the present invention will now be described. The fatigue testing machine for a vehicle's rotary shifter comprises a support frame 1, a drive mechanism 2, a current detection component 3, and a control box 4. The support frame 1 is used to mount a rotary switch 5; the drive mechanism 2 is disposed on the support frame 1 and is used to clamp and drive the rotary switch 5 to rotate; the current detection component 3 is disposed on the support frame 1 and is electrically connected to the rotary switch 5 for detecting the current flowing through the rotary switch 5; the control box 4 is disposed on the ground and is electrically connected to the drive mechanism 2 and the current detection component 3 for controlling the operation of the drive mechanism 2; a display screen 41 is provided on the control box 4 for displaying the rotation angle of the rotary switch 5, the current flowing through the rotary switch 5, and the number of rotations of the rotary switch 5.

[0032] The fatigue testing machine for the automobile knob shift controller provided in this embodiment is different from the prior art. When in use, since the knob switch 5 is installed on the support frame 1, and the driving mechanism 2 is provided on the support frame 1, and the control box 4 is provided with a display screen 41, and the control box 4 is electrically connected to the driving mechanism 2, the control box 4 controls the driving mechanism 2 to clamp the knob switch 5 according to a predetermined program, and rotates the knob switch 5 forward and backward, and then displays and records the number of rotations of the knob switch 5 on the display screen 41, so as to judge the service life of the knob switch 5; since the current detection component 3 installed on the support frame 1 is electrically connected to the knob switch 5, and the control box 4 is electrically connected to the current detection component 3, when the driving mechanism 2 clamps and controls the knob switch 5 to rotate, the current detection component 3 can detect the current on the knob switch 5. The size of the current is recorded and displayed on the display screen 41, so that the staff can observe the size of the current at any time, and judge whether the knob switch 5 is damaged, and then check the quality of the knob switch 5; because the knob switch 5 is provided with a plurality of different gears, the display screen 41 can be used to not only display the rotation angle of the knob switch 5, but also change the established program through the display screen 41, and then change the angle of rotation of the knob switch 5 controlled by the driving mechanism 2, so as to test the different gears of the knob switch 5; in this way, with the help of the display screen 41 and the driving mechanism 2 on the control box 4, not only the number of rotations of the knob switch 5 can be recorded, but also the rotation angle of the knob switch 5 can be changed, so as to test the different gears of the knob switch 5. At the same time, the display screen 41 and the current detection component 3 can be used to facilitate the staff to observe the size of the current on the knob switch 5 at any time, so as to judge whether the knob switch 5 is damaged.

[0033] See also Figures 1 to 3As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the driving mechanism 2 includes a rotating component and a clamping component; the rotating component is arranged on the support frame 1, and the clamping component is fixedly installed on the rotating component. The clamping component is used to clamp or loosen the knob switch 5, and the rotating component is used to drive the clamping component and the knob switch 5 to rotate; since the rotating component is arranged on the support frame 1 and the clamping component is fixedly arranged on the rotating component, after the clamping component clamps the knob switch 5 according to a predetermined procedure, the rotating component controls the clamping component to rotate, thereby controlling the rotation of the knob switch 5.

[0034] See also Figures 1 to 3 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the rotating assembly includes a driver 21 and a rotating disk 22; the driver 21 is arranged on the support frame 1, the rotating disk 22 is transmission-connected to the driver 21, and the clamping assembly is installed on the rotating disk 22; when the rotating assembly controls the clamping assembly to rotate, the free end of the driver 21 arranged on the support frame 1 rotates, thereby driving the rotating disk 22 to rotate. Since the clamping assembly is installed on the rotating disk 22, when the rotating disk 22 rotates, the clamping assembly is driven to rotate, thereby controlling the rotation of the knob switch 5.

[0035] See also Figures 2 to 4 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the clamping assembly includes two cylinders 23, a solenoid valve and two clamping members 24; the two cylinders 23 are symmetrically arranged on the rotating disk 22, and the free ends of the two cylinders 23 are arranged in opposite directions; the solenoid valve is arranged on the rotating disk 22 and is electrically connected to the two cylinders 23, and the control box 4 is electrically connected to the solenoid valve; the two clamping members 24 are respectively installed on the two cylinders 23, and the clamping members 24 are transmission-connected to the free ends of the cylinders 23, and the clamping members 24 have a direction facing The freedom to move toward or away from the knob switch 5; since the free ends of the two cylinders 23 provided on the rotating disk 22 are arranged in opposite directions, and the two clamping members 24 are respectively installed and transmission-connected with the free ends of the two cylinders 23, and the control box 4 is electrically connected to the solenoid valve, and the solenoid valve is electrically connected to the two cylinders 23, when the clamping assembly is controlled to clamp or release the knob switch 5, the solenoid valve is controlled by the control box 4, and the solenoid valve controls the free ends of the cylinders 23 to retract or extend at the same time, thereby driving the two clamping members 24 to clamp or release the knob switch 5.

[0036] See also Figures 2 to 4As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the clamping member 24 includes a clamping plate 241 and a clamping block 242; the lower end of the clamping plate 241 is transmission-connected to the free end of the cylinder 23, and the upper end of the clamping plate 241 is connected to the clamping block 242; when the clamping member 24 is controlled to clamp the knob switch 5, the cylinder 23 controls the clamping plate 241 to move toward the direction close to the knob switch 5, driving the clamping block 242 to move toward the knob switch 5, and then causing the clamping block 242 to clamp the knob switch 5.

[0037] See also Figure 5 and Figure 6 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the clamping block 242 is made of elastic material. The end of the clamping block 242 away from the knob switch 5 is provided with a receiving groove 245. One end of the clamping plate 241 is inserted into the receiving groove 245. The end of the clamping plate 241 inserted into the receiving groove 245 is provided with a plurality of fastening grooves 246. The plurality of fastening grooves 246 are arranged obliquely. The inner wall of the receiving groove 245 is provided with a plurality of limiting flanges 25 that cooperate with the fastening grooves 246. With the help of the fastening grooves 246 and the limiting flanges 25, the connection between the clamping block 242 and the clamping plate 241 can be made more stable.

[0038] See also Figure 5 and Figure 6 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, a limiting groove 247 is provided on the clamping plate 241; a fixing groove 248 is further provided in the accommodating groove 245, a limiting block 26 is provided in the fixing groove 248, and one end of the limiting block 26 extends out of the fixing groove 248, and the limiting block 26 has the freedom to move along the inner wall of the fixing groove 248 toward or away from the clamping plate 241. A guide surface 261 is provided on the side of the limiting block 26 close to the clamping plate 241, and the limiting block 26 is engaged with the limiting groove 247. An elastic member 27 is further provided between the limiting block 26 and the fixing groove 248, and the elastic member 27 is After one end of the clamping plate 241 is inserted into the accommodating groove 245, the two ends of which are fixedly connected to the limit block 26 and the inner wall of the fixing groove 248 respectively, as the clamping plate 241 moves, the clamping plate 241 squeezes the limit block 26 and moves in the direction away from the clamping plate 241, while compressing the elastic member 27 until the clamping plate 241 moves to the position corresponding to the limit groove 247 and the limit block 26. At this time, the compressed elastic member 27 is reset, and then pushes the limit block 26 to be engaged in the limit groove 247, thereby fixing the clamping block 242 on the clamping plate 241; the guide surface 261 can prevent the clamping plate 241 from being blocked by the limit block 26; the elastic member 27 is a spring.

[0039] See also Figure 4As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the clamping block 242 is provided with a curved surface 244 on the side close to the knob switch 5, which cooperates with the outer surface of the knob switch 5. The curved surface 244 increases the contact area between the clamping block 242 and the knob switch 5, so that the clamping assembly can better clamp the knob switch 5; the current detection component 3 is a current detector.

[0040] See also Figure 1 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the support frame 1 includes a support member and a mounting member arranged from bottom to top, the support member is arranged on the ground, and the driving mechanism 2 is installed on the support member; the mounting member is arranged on the support frame 1, and the knob switch 5 is installed on the mounting member; the support member and the mounting member are arranged from bottom to top, and the driving mechanism 2 is installed on the support member, and the knob switch 5 is installed on the mounting member, so that the structure of the fatigue testing machine for the automobile knob shift controller is more compact and occupies a smaller area.

[0041] See also Figures 2 to 3 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the clamping plate 241 is provided with an avoidance groove 243, and the mounting part is located in the avoidance groove 243; since the knob switch 5 is provided on the mounting part and the clamping assembly is located below the mounting part, in order to facilitate the clamping part 24 to clamp the knob switch 5, an avoidance groove 243 is provided on the clamping plate 241, and the mounting part is located in the avoidance groove 243. When the clamping part 24 is controlled to clamp the knob switch 5, the cylinder 23 controls the clamping plate 241 to move toward the direction close to the knob switch 5, so that the avoidance groove 243 moves toward the direction close to the mounting part, and at the same time drives the clamping block 242 to move toward the knob switch 5, thereby causing the clamping block 242 to clamp the knob switch 5; with the help of the avoidance groove 243, the mounting part does not affect the clamping part 24 clamping the knob switch 5.

[0042] See also Figure 2 and Figure 3 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the utility model, the support member includes a plurality of support legs 11 and a support plate 12. The plurality of support legs 11 are all arranged on the ground, and the upper ends are fixedly connected to the support plate 12; a driving hole 13 is opened on the support plate 12, and the driver 21 is arranged on the lower end surface of the support plate 12, and the free end of the driver 21 passes through the driving hole 13; since the upper ends of the plurality of support legs 11 are fixedly connected to the support plate 12, and the support plate 12 is provided with a driving hole 13, and the free end of the driver 21 passes through the driving hole 13, the driving hole 13 can be used to make the structure between the rotating component and the support member more compact.

[0043] See also Figure 2 and Figure 3 As a specific embodiment of the fatigue testing machine for the automobile knob shift controller provided by the present invention, the mounting parts include multiple mounting columns 14 and a mounting plate 15. The multiple mounting columns 14 are vertically fixed on the support plate 12, and the upper ends are fixedly connected to the mounting plate 15. The knob switch 5 is mounted on the upper end surface of the mounting plate 15; since the mounting columns 14 are fixed on the support plate 12 and the upper ends are fixedly connected to the mounting plate 15, the clamping assembly is located between the support plate 12 and the mounting plate 15, thereby making the structure of the fatigue testing machine for the automobile knob shift controller more compact.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A fatigue testing machine for a car's gearshift knob, characterized in that: include: Support frame, used to install the knob switch; A driving mechanism, provided on the support frame, for clamping and driving the knob switch to rotate; a current detection component, provided on the support frame and electrically connected to the knob switch, for detecting the current of the knob switch; A control box is electrically connected to the driving mechanism and the current detection component, and is used to control the operation of the driving mechanism; the control box is provided with a display screen, which is used to display the rotation angle of the knob switch, the current size of the knob switch and the number of rotations of the knob switch.

2. A fatigue testing machine for a car knob shift controller according to claim 1, characterized in that: The driving mechanism includes a rotating assembly and a clamping assembly; the rotating assembly is arranged on the supporting frame, the clamping assembly is fixedly mounted on the rotating assembly, the clamping assembly is used to clamp or loosen the knob switch, and the rotating assembly is used to drive the clamping assembly and the knob switch to rotate.

3. A fatigue testing machine for a car knob shift controller as claimed in claim 2, characterized in that: The rotating assembly includes a driver and a rotating disk; the driver is arranged on the supporting frame, the rotating disk is in transmission connection with the driver, and the clamping assembly is installed on the rotating disk.

4. A fatigue testing machine for a car knob shift controller as claimed in claim 3, characterized in that: The clamping assembly includes two cylinders, a solenoid valve and two clamping members; the two cylinders are symmetrically arranged on the rotating disk, and the free ends of the two cylinders are arranged in opposite directions; the solenoid valve is arranged on the rotating disk and electrically connected to the two cylinders, and the control box is electrically connected to the solenoid valve; the two clamping members are respectively installed on the two cylinders, and the clamping members are transmission-connected to the free ends of the cylinders, and the clamping members have the freedom to move toward or away from the knob switch.

5. A fatigue testing machine for a car knob shift controller as claimed in claim 4, characterized in that: The clamping member includes a clamping plate and a clamping block; the lower end of the clamping plate is transmission-connected to the free end of the cylinder, and the upper end of the clamping plate is connected to the clamping block.

6. A fatigue testing machine for a car knob shift controller as claimed in claim 5, characterized in that: A side of the clamping block close to the knob switch is provided with an arc surface that matches the outer surface of the knob switch.

7. A fatigue testing machine for a car knob shift controller as claimed in claim 1, characterized in that: The support frame includes a support member and a mounting member arranged from bottom to top, the support member is arranged on the ground, and the driving mechanism is mounted on the support member; the mounting member is arranged on the support frame, and the knob switch is arranged on the mounting member.

8. A fatigue testing machine for a car knob shift controller as claimed in claim 7, characterized in that: The support member includes a plurality of support legs and a support plate. The plurality of support legs are all arranged on the ground, and the upper ends are all fixedly connected to the support plate.

9. A fatigue testing machine for a car knob shift controller as claimed in claim 8, characterized in that: The mounting member includes a plurality of mounting columns and a mounting plate. The plurality of mounting columns are vertically fixed on the support plate, and the upper ends are fixedly connected to the mounting plate. The knob switch is mounted on the upper end surface of the mounting plate.

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