CN220418804U - Electronic accelerator pedal testing device - Google Patents
Electronic accelerator pedal testing device Download PDFInfo
- Publication number
- CN220418804U CN220418804U CN202322075768.2U CN202322075768U CN220418804U CN 220418804 U CN220418804 U CN 220418804U CN 202322075768 U CN202322075768 U CN 202322075768U CN 220418804 U CN220418804 U CN 220418804U
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- accelerator pedal
- movable arm
- testing device
- movable
- arm
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 41
- 238000004146 energy storage Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
The utility model belongs to the technical field of accelerator pedal testing, and relates to an electronic accelerator pedal testing device which comprises a workbench, a pressing mechanism and a detection mechanism; the pressing mechanism comprises a first movable arm and a pressing driving element for driving the first movable arm to move, a movable pressing head is arranged at the pressing end for driving the first movable arm, and an energy storage spring is arranged on the movable pressing head; the detection mechanism comprises a second movable arm and a detection driving element for driving the second movable arm, wherein the second movable arm is provided with a detection contact arm, the detection contact arm is provided with a pressure sensor, and the pressure sensor is electrically connected with a control display system.
Description
Technical Field
The utility model belongs to the technical field of accelerator pedal testing, and particularly relates to an electronic accelerator pedal testing device.
Background
The electronic accelerator converts the driving wish of a driver into an electronic signal through an electronic structure in a pedal, the electronic signal is transmitted to an Engine Controller (ECU) through a bus, and the ECU reasonably adjusts a whole vehicle power system after calculating according to the working condition of the whole vehicle, so that the driving purpose of the driver is realized.
The potentiometer-type accelerator pedal position sensor operates on the principle of a voltage dividing circuit, and the ECU supplies a sensor circuit with 5V voltage. The electronic accelerator pedal is connected with the electric brush of the sliding rheostat inside the sensor through the rotating shaft, when the position of the accelerator pedal position sensor is changed, the voltage of the electric brush and the grounding end is changed, the ECU converts the voltage into a position signal of the accelerator pedal, and the ECU monitors two sets of sliding resistors inside the accelerator pedal to ensure the reliability of an output signal.
The electronic accelerator pedal needs to be subjected to corresponding mechanical test, most of the current testing devices adopt pneumatic and electric double power sources, namely, a hydraulic cylinder or a cylinder drive is generally adopted, an oil way or an air way is disordered, the structure is complex, the maintenance is inconvenient, and the cost is high.
Such as the on-line test stand for the performance of the electronic accelerator pedal of the patent CN106596138B, has the above-mentioned disadvantages.
Disclosure of Invention
The utility model provides an electronic accelerator pedal testing device which can solve the problems pointed out in the background art.
An electronic accelerator pedal testing device comprises a workbench, a pressing mechanism and a detection mechanism; the pressing mechanism comprises a first movable arm and a pressing driving element for driving the first movable arm to move, a movable pressing head is arranged at the pressing end for driving the first movable arm, and an energy storage spring is arranged on the movable pressing head; the detection mechanism comprises a second movable arm and a detection driving element for driving the second movable arm, wherein the second movable arm is provided with a detection contact arm, the detection contact arm is provided with a pressure sensor, and the pressure sensor is electrically connected with the control display system.
Preferably, the pressing driving element is used for driving the first movable arm to rotate, so that the movable pressing head can swing reciprocally to press and release.
Preferably, the detection driving element is used for driving the second movable arm to rotate, so that the detection contact arm swings back and forth, and the pedal is pressed back and forth.
Preferably, the pressing driving element is a torque motor, and the detecting driving elements are all deceleration stepping motors.
Preferably, the contact end of the detection contact arm is provided with a roller.
Preferably, the workbench comprises a bottom plate and a vertical plate, a pedal fixing seat is arranged on the bottom plate, a motor base is arranged on the bottom plate, the pressing driving element is fixed on the motor base, and the detection driving element is fixed on the vertical plate.
Preferably, the first movable arm is provided with a first limit sensor and a first mechanical limit part respectively, and the second movable arm is provided with a second limit sensor and a second mechanical limit part respectively.
Preferably, the second movable arm is provided with a first strip hole, the detection contact arm is slidably connected to the first strip hole through a connecting piece and is stabilized at any sliding position through a bolt, a fourth strip hole is formed at the joint of the connecting piece and the detection contact arm, and the detection contact arm is stabilized at any sliding position through the bolt.
Preferably, the second limit sensor is fixed on a fixed plate, a second long-strip hole is formed in the fixed plate, and the second mechanical limit piece is arranged on the workbench through a third long-strip hole.
Preferably, the pedal fixing seat is detachably connected with the limiting piece, and the limiting piece is provided with a limiting groove.
The beneficial effects are that: the utility model provides an electronic accelerator pedal testing device which adopts a pure electric control design, has the advantages of simple structure, convenient maintenance, low cost and the like, can meet the testing of various accelerator pedals of different models, and is quick and convenient in fixture replacement.
Drawings
Figure 1 is a schematic diagram of the structure of the present utility model,
figure 2 is a schematic diagram of a second embodiment of the present utility model,
figure 3 is an enlarged schematic view of the utility model at a in figure 1,
figure 4 is a schematic view of the structure of the limiting member of the present utility model,
reference numerals illustrate:
reference numerals in the drawings: a work table 1; a bottom plate 11; a riser 12; a pedal fixing base 13; a motor base 14; a stopper 15; a limit groove 16; a first movable arm 21; a pressing drive element 22; a movable ram 23; a power storage spring 24; a first limit sensor 25; a first mechanical stop 26; a second movable arm 31; detecting the driving element 32; detecting the contact arm 33; a pressure sensor 34; a roller 35; a second mechanical stop 36; a second limit sensor 37; a first elongated aperture 38; a connecting member 39; a fixing plate 40; a second elongated hole 41; a third elongated aperture 42; fourth elongated hole 43.
Detailed Description
One embodiment of the present utility model will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present utility model is not limited by the embodiment.
Examples:
as shown in fig. 1-3, the electronic accelerator pedal testing device provided by the embodiment of the utility model comprises a workbench 1, a pressing mechanism and a detection mechanism; the compressing mechanism comprises a first movable arm 21 and a compressing driving element 22 for driving the first movable arm 21 to move, a movable pressure head 23 is arranged at the compressing end for driving the first movable arm 21, and an energy storage spring 24 is arranged on the movable pressure head 23; the energy storage spring 24 is a compression spring sleeved on the movable pressure head 23, and by arranging the energy storage spring 24, the compression force is continuously applied to the movable pressure head 23, so that the compression effect is ensured, the compression end of the first movable arm 21 is provided with a movable hole, and the movable pressure head 23 can reciprocate along the movable hole; the detection mechanism comprises a second movable arm 31 and a detection driving element 32 for driving the second movable arm 31, a detection contact arm 33 is arranged on the second movable arm 31, a pressure sensor 34 is arranged on the detection contact arm 33, and the pressure sensor 34 is electrically connected with the control display system.
Specifically, the pressing driving element 22 is used for driving the first movable arm 21 to rotate, so that the movable pressing head 23 swings reciprocally to press and release, and the detecting driving element 32 is used for driving the second movable arm 31 to rotate, so that the detecting contact arm 33 swings reciprocally to press the pedal reciprocally. The pressing driving element 22 may be a torque motor, the detecting driving element 32 may be a deceleration stepping motor, the workbench 1 includes a bottom plate 11 and a vertical plate 12, a pedal fixing seat 13 is arranged on the bottom plate 11, the pedal is fixed by the pedal fixing seat 13, the bottom plate 11 is provided with a motor seat 14, the pressing driving element 22 is fixed on the motor seat 14, the detecting driving element 32 is fixed on the vertical plate 12, a first limit sensor 25 and a first mechanical limit piece 26 are respectively arranged on the first movable arm 21, and a second limit sensor 37 and a second mechanical limit piece 36 are respectively arranged on the second movable arm 31.
The contact end of the detection contact arm 33 is provided with a roller 35, so that damage caused by hard collision is avoided when the detection contact arm contacts the pedal, and the smoothness of movement can be ensured.
In some embodiments, the second movable arm 31 is provided with a first elongated hole 38, the detection contact arm 33 is slidably connected to the first elongated hole 38 through a connecting piece 39, the connecting piece 39 is an L-shaped connecting piece and is stabilized at any sliding position through a bolt, a fourth elongated hole 43 is formed at the joint of the connecting piece 39 and the detection contact arm 33, the detection contact arm 33 is stabilized at any sliding position through a bolt, and the rotating position of the second movable arm 31 can be adjusted through the structure so as to adapt to different tested accelerator pedals and different testing requirements.
In some embodiments, the second limit sensor 37 is fixed on the fixing plate 40, the fixing plate 40 is provided with a second elongated hole 41, the second mechanical limiter 36 is disposed on the workbench 1 through a third elongated hole 42, and the third elongated hole 42 is disposed on the riser 12, so that the limit position can be correspondingly adjusted, and the second mechanical limiter 36 can be a limit bolt.
In some embodiments, particularly referring to fig. 4, the pedal fixing seat 13 is detachably connected with the limiting member 15, the limiting member 15 is provided with a limiting groove 16, the limiting member 15 limits the tested electronic accelerator pedal, the limiting member 15 can be detachably connected through bolts, so that different limiting members 15 can be replaced, and different limiting members 15 are provided with limiting grooves 16 with different shapes, so that the electronic accelerator pedal is suitable for different types of tested electronic accelerator pedals.
The working principle of the utility model is as follows: when the control display system works, the control display system controls the pressing driving element 22 to drive the first movable arm 21 to rotate forwards, after the movable pressing head 23 presses the accelerator pedal, the control display system controls the detection driving element 32 to drive the second movable arm 31 to rotate, the detection contact arm 33 contacts with the accelerator pedal, and corresponding data are uploaded to the control display system through the pressure sensor 34 in the contact process.
The foregoing disclosure is merely illustrative of some embodiments of the utility model, but the embodiments are not limited thereto and variations within the scope of the utility model will be apparent to those skilled in the art.
Claims (10)
1. An electronic accelerator pedal testing device comprises a workbench (1), a pressing mechanism and a detection mechanism; the method is characterized in that: the compressing mechanism comprises a first movable arm (21) and a compressing driving element (22) for driving the first movable arm (21) to move, a movable pressure head (23) is arranged at the compressing end of the first movable arm (21), and an energy storage spring (24) is arranged on the movable pressure head (23); the detection mechanism comprises a second movable arm (31) and a detection driving element (32) for driving the second movable arm (31), a detection contact arm (33) is arranged on the second movable arm (31), a pressure sensor (34) is arranged on the detection contact arm (33), and the pressure sensor (34) is electrically connected with the control display system.
2. An electronic accelerator pedal testing device according to claim 1, wherein: the pressing driving element (22) is used for driving the first movable arm (21) to rotate, so that the movable pressing head (23) can swing back and forth to press and release.
3. An electronic accelerator pedal testing device according to claim 2, wherein: the detection driving element (32) is used for driving the second movable arm (31) to rotate, so that the detection contact arm (33) can swing back and forth to press the pedal back and forth.
4. An electronic accelerator pedal testing device according to claim 3, wherein: the pressing driving element (22) is a torque motor, and the detecting driving element (32) is a speed reducing stepping motor.
5. The electronic accelerator pedal testing device according to claim 4, wherein: the contact end of the detection contact arm (33) is provided with a roller (35).
6. An electronic accelerator pedal testing device according to any one of claims 1-5, wherein: the workbench (1) comprises a bottom plate (11) and a vertical plate (12), a pedal fixing seat (13) is arranged on the bottom plate (11), a motor seat (14) is arranged on the bottom plate (11), a pressing driving element (22) is fixed on the motor seat (14), and a detection driving element (32) is fixed on the vertical plate (12).
7. An electronic accelerator pedal testing device according to any one of claims 1-5, wherein: the first movable arm (21) is respectively provided with a first limit sensor (25) and a first mechanical limit piece (26), and the second movable arm (31) is respectively provided with a second limit sensor (37) and a second mechanical limit piece (36).
8. The electronic accelerator pedal testing device of claim 7, wherein: the second movable arm (31) is provided with a first strip hole (38), the detection contact arm (33) is connected to the first strip hole (38) in a sliding mode through a connecting piece (39) and is stabilized at any sliding position through a bolt, a fourth strip hole (43) is formed in the joint of the connecting piece (39) and the detection contact arm (33), and the detection contact arm (33) is stabilized at any sliding position through the bolt.
9. The electronic accelerator pedal testing device of claim 7, wherein: the second limit sensor (37) is fixed on the fixed plate (40), a second strip hole (41) is formed in the fixed plate (40), and the second mechanical limit piece (36) is arranged on the workbench (1) through a third strip hole (42).
10. The electronic accelerator pedal testing device of claim 6, wherein: the pedal fixing seat (13) is detachably connected with the limiting piece (15), and the limiting piece (15) is provided with a limiting groove (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075768.2U CN220418804U (en) | 2023-08-03 | 2023-08-03 | Electronic accelerator pedal testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322075768.2U CN220418804U (en) | 2023-08-03 | 2023-08-03 | Electronic accelerator pedal testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220418804U true CN220418804U (en) | 2024-01-30 |
Family
ID=89640348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322075768.2U Active CN220418804U (en) | 2023-08-03 | 2023-08-03 | Electronic accelerator pedal testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220418804U (en) |
-
2023
- 2023-08-03 CN CN202322075768.2U patent/CN220418804U/en active Active
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