CN212082818U - Online testing device for automobile air circulation system control mechanism - Google Patents
Online testing device for automobile air circulation system control mechanism Download PDFInfo
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- CN212082818U CN212082818U CN202020312926.5U CN202020312926U CN212082818U CN 212082818 U CN212082818 U CN 212082818U CN 202020312926 U CN202020312926 U CN 202020312926U CN 212082818 U CN212082818 U CN 212082818U
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- rotating speed
- air circulation
- circulation system
- control mechanism
- hysteresis brake
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- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 title abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model discloses an online testing device for a control mechanism of an automobile air circulation system, belonging to a quality detection device for a gear reduction mechanism; the device can simulate the load of actual working conditions and can detect the performance of the whole machine. The device comprises a support (2) fixed on a detection table (6), a rotating speed torque sensor (5), a hysteresis brake (9) and an angle sensor (7), wherein three positioning pins (11) are distributed on the support (2), the rotating speed torque sensor (5) is connected with the hysteresis brake (9) through a coupler (4), and the hysteresis brake (9) is connected with the angle sensor (7) through a belt transmission mechanism (8); the rotating speed torque sensor (5) and the angle sensor (7) are electrically connected with the display screen (10) through the PLC. The utility model relates to a test car air circulation system control mechanism complete machine performance's isolated plant.
Description
Technical Field
The utility model relates to an online testing device for a gear reduction mechanism, in particular to an online testing device for a control mechanism of an automobile air circulation system; belongs to a quality detection device of a gear speed reducing mechanism.
Background
The control mechanism of the air circulation system of the automobile mainly comprises a motor and a multi-stage gear reduction mechanism which are arranged in a shell, and is a regulating device for controlling the circulation of air in the automobile.
At present, a plurality of automobile accessory manufacturers for producing the control mechanism of the automobile air circulation system only carry out simple sampling inspection on the performances of the motor, such as rotating speed, torque and the like in the product; the overall performance of the control mechanism of the automobile air circulation system is generally not detected due to the factors of complex internal structure, more parts, no special detection equipment and the like, and the product quality is not guaranteed.
Disclosure of Invention
In order to overcome the above-mentioned defect that prior art exists, the utility model aims at providing a can simulate operating condition load, can carry out the automobile air circulation system control mechanism on-line measuring device that detects to whole machine performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the device comprises a support, a rotating speed torque sensor, a hysteresis brake and an angle sensor which are sequentially fixed on a detection platform from right to left, wherein three positioning pins are distributed on the support; the rotating speed torque sensor and the angle sensor are electrically connected with a display screen fixed on the detection platform through the PLC.
Compared with the prior art, the utility model discloses owing to adopted above-mentioned technical scheme, consequently have following advantage:
1) the hysteresis brake can simulate actual load more truly, not only can more accurately measure the performance indexes of the whole product such as rotating speed, torque and the like under various working conditions through the rotating speed torque sensor, but also can accurately measure the rotating angle of an output shaft of the product in the working process through the angle sensor; has important guiding significance for the practical application of the whole machine product.
2) The damping of the hysteresis brake is adjusted through the PLC, so that the loads under various working conditions can be simulated, and test data are closer to actual data.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a view from direction a in fig. 1.
In the figure: the device comprises a product to be detected 1, a support 2, an output shaft 3, a coupler 4, a rotating speed and torque sensor 5, a detection table 6, an angle sensor 7, a belt transmission mechanism 8, a hysteresis brake 9, a display screen 10, a positioning pin 11, a worm 12, a shell 13, a multi-stage gear reduction mechanism 14 and a motor 15.
Detailed Description
For the sake of understanding, before further description of the present invention with reference to the accompanying drawings and specific embodiments, it is necessary to briefly describe the structure of the product to be tested (the control mechanism of the air circulation system of the automobile) as follows:
as shown in fig. 3, the control mechanism of the air circulation system of the automobile is composed of a housing 13 with three mounting holes (not shown), a motor 15 fixed in the housing, a worm 12 connected to the motor shaft, a multi-stage gear reduction mechanism 14 installed in the housing 13 and driven by the worm 12, and an output shaft 3 installed on the housing 13.
Examples
As shown in FIGS. 1-3: the bracket 2, the rotating speed torque sensor 5, the hysteresis brake 9 and the angle sensor 7 are sequentially fixed on the detection table 6 from right to left; three positioning pins 11 are distributed on the bracket 2, the output end of the rotating speed torque sensor 5 is connected with the input end of the hysteresis brake 9 through the coupler 4, and the output end of the hysteresis brake 9 is connected with the angle sensor 7 through the belt transmission mechanism 8; the rotating speed torque sensor 5 and the angle sensor 7 are electrically connected with a display screen 10 fixed on the detection table 6 through a PLC (programmable logic controller) (not shown in the figure).
In the above embodiment, the amount of the drag torque of the hysteresis brake 9 can be set by the PLC controller, thereby realizing the simulation of the actual load.
When the device is used, a product 1 to be detected (an automobile air circulation system control mechanism) is positioned on the support 2 by using the three positioning pins 11 and the three mounting holes on the shell 13, the output shaft 3 of the product 1 to be detected penetrates through a shaft hole (not shown in the figure) on the support 2 to extend leftwards, the output shaft 3 is connected with the input end of the hysteresis brake 9 by using the other coupling 4, and then the product 1 to be detected is pressed tightly by using a pressing plate (not shown in the figure); and then the power supply of the product 1 to be tested, the power supply of the PLC, the power supply of the hysteresis brake 9 and the power supply of the angle sensor 7 are switched on.
The working principle is as follows:
before testing, the time and speed of forward rotation and reverse rotation of the motor 15 are set through the PLC, the load of the hysteresis brake 9 is set according to actual working conditions, and then the motor 15 is started. The PLC automatically records and displays the running time, the forward rotation and reverse rotation times, the rotation angle and other parameters of the output shaft 3 through a display frequency 10; thereby obtaining technical parameters such as rotating speed, torque, angular displacement and the like under various simulated working condition loads; has important guiding significance for the practical application of the control mechanism of the air circulation system of the automobile.
Claims (1)
1. The utility model provides an automobile air circulation system control mechanism on-line measuring device which characterized in that: the device comprises a support (2), a rotating speed torque sensor (5), a hysteresis brake (9) and an angle sensor (7) which are sequentially fixed on a detection platform (6) from right to left, wherein three positioning pins (11) are distributed on the support (2), the output end of the rotating speed torque sensor (5) is connected with the input end of the hysteresis brake (9) through a coupler (4), and the output end of the hysteresis brake (9) is connected with the angle sensor (7) through a belt transmission mechanism (8); the rotating speed torque sensor (5) and the angle sensor (7) are electrically connected with a display screen (10) fixed on the detection platform (6) through a PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020312926.5U CN212082818U (en) | 2020-03-13 | 2020-03-13 | Online testing device for automobile air circulation system control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020312926.5U CN212082818U (en) | 2020-03-13 | 2020-03-13 | Online testing device for automobile air circulation system control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212082818U true CN212082818U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020312926.5U Active CN212082818U (en) | 2020-03-13 | 2020-03-13 | Online testing device for automobile air circulation system control mechanism |
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| Country | Link |
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| CN (1) | CN212082818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351654A (en) * | 2020-03-13 | 2020-06-30 | 贵州华烽汽车零部件有限公司 | Multifunctional testing device for automobile air circulation system control mechanism |
-
2020
- 2020-03-13 CN CN202020312926.5U patent/CN212082818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351654A (en) * | 2020-03-13 | 2020-06-30 | 贵州华烽汽车零部件有限公司 | Multifunctional testing device for automobile air circulation system control mechanism |
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