CN216386120U - Auxiliary adjusting device for calibrating artificial human force sensor - Google Patents
Auxiliary adjusting device for calibrating artificial human force sensor Download PDFInfo
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- CN216386120U CN216386120U CN202122675866.0U CN202122675866U CN216386120U CN 216386120 U CN216386120 U CN 216386120U CN 202122675866 U CN202122675866 U CN 202122675866U CN 216386120 U CN216386120 U CN 216386120U
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- bottom plate
- adjusting device
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Abstract
The utility model provides an auxiliary adjusting device for calibrating a dummy force sensor, which comprises a loading mechanism, a base and a controller, wherein the base comprises a base bottom plate and a horizontal adjusting mechanism, the loading mechanism is positioned above the base bottom plate and comprises a loading probe, an upper bottom plate, a lower bottom plate, a damping spring and a guide rail, after the dummy force sensor to be calibrated is placed on the base bottom plate, the horizontal adjusting mechanism is used for adjusting the horizontal of the base bottom plate so as to ensure the calibration accuracy, then the loading probe is driven by a press machine to descend and move downwards so as to enable the loading probe to be contacted with the dummy force sensor to be calibrated for loading calibration test, the loading probe can push the lower bottom plate to move upwards in the loading process, the damping spring arranged between the lower bottom plate and the upper bottom plate can provide buffer, and the problems of overload and separation of the loading head and the dummy force sensor to be tested caused by overhigh loading speed are solved, the calibration efficiency is ensured.
Description
Technical Field
The utility model relates to the technical field of automobile tests, in particular to an auxiliary adjusting device for calibrating a dummy force sensor.
Background
After the vehicle is manufactured and produced, a dummy needs to simulate passengers on the vehicle to carry out multi-directional tests, such as a collision test and the like, a sensor is arranged on the dummy to acquire mechanical data borne by the dummy during collision, the performance of the vehicle can be judged through the mechanical data, in order to ensure the accuracy of the test performance of the vehicle, the dummy force sensor needs to be calibrated before the test, a calibration table used by a domestic automobile public laboratory, for example, does not have a loading buffer head structure, so that the sensor to be tested is damaged in order to avoid an overload condition during loading, the loading speed of the calibration table needs to be set at an extremely low speed, the progress of a calibration project is very slow, a damping mechanism used in a flexible loading head used by a foreign automobile dummy laboratory, for example, a head of a head American company, is a rubber block, and the material characteristics of the damping mechanism determine that the flexible loading head is extremely easy to age due to environmental influence, Denaturation and uncertain risks exist in the calibration process.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an auxiliary adjusting device for calibrating a pseudo human sensor, which can realize the combination of the calibration precision and efficiency of the pseudo human sensor.
The technical scheme of the utility model is realized as follows:
the utility model provides a dummy force transducer marks uses supplementary adjusting device, includes loading mechanism, base and controller, the base includes base bottom plate and horizontal adjustment mechanism, the base bottom plate is used for placing the dummy force transducer who treats the demarcation, horizontal adjustment mechanism is connected with base bottom plate bottom surface, loading mechanism is located base bottom plate top, and it includes loading probe, upper plate, lower plate, damping spring and guide rail, the guide rail top is connected with the upper plate, and the lower plate is passed to its bottom, damping spring sets up between upper plate and lower plate to the cover is established at the guide rail outside, loading probe sets up in the lower plate bottom surface to be located base bottom plate top, the controller is connected with horizontal adjustment mechanism electricity.
Preferably, the loading mechanism further comprises a loading ball head, and the loading ball head is arranged at the bottom end of the loading probe.
Preferably, the loading mechanism further comprises a rubber bushing, the rubber bushing is arranged at the bottom end of the loading probe, and the loading ball head is arranged on the rubber bushing.
Preferably, the loading mechanism further comprises a fastening bolt, the top end of the guide rail penetrates through the upper bottom plate, and the fastening bolt is connected with one end, located above the upper bottom plate, of the guide rail.
Preferably, the loading mechanism further comprises a limiting block, and the limiting block is arranged at the bottom end of the guide rail.
Preferably, the horizontal adjusting mechanism comprises a hydraulic support leg and a force sensor, the hydraulic support leg is arranged on the bottom surface of the base bottom plate, the force sensor is arranged at the bottom of the hydraulic support leg, and the controller is electrically connected with the force sensor and the hydraulic support leg respectively.
Preferably, the controller comprises a control box, a force sensor wire and a hydraulic pipe, the force sensor wire is connected with the control box and the force sensor, and the hydraulic pipe is connected with the control box and the hydraulic support leg.
Preferably, the control box is provided with a hydraulic pipe interface and a sensor interface, the hydraulic pipe is connected with the hydraulic pipe interface, and the force sensor is connected with the sensor interface.
Preferably, the control box is further provided with an automatic gear adjusting button, a manual gear adjusting button, a descending key and an ascending key, and the ascending key and the descending key are arranged on one side of the hydraulic pipe interface and the sensor interface.
Preferably, the control box is further provided with a power switch and a display screen.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides an auxiliary adjusting device for calibrating a dummy force sensor, which is characterized in that after the dummy force sensor to be calibrated is placed on a base bottom plate, the level of the base bottom plate is adjusted through a level adjusting mechanism to ensure the accuracy of a calibration result, then a loading mechanism is driven by a press machine to load the dummy force sensor, a loading head moves upwards through a lower bottom plate in the loading process, and the damping spring arranged can provide buffering, so that the problems of overload and separation of the loading head and the dummy force sensor to be calibrated caused by overhigh loading speed are avoided, and the calibration efficiency is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an auxiliary adjusting device for calibrating a dummy force sensor according to the present invention;
FIG. 2 is an exploded view of a loading mechanism of an auxiliary adjustment device for calibrating a dummy force sensor in accordance with the present invention;
FIG. 3 is a schematic structural diagram of a base of an auxiliary adjusting device for calibrating a dummy force sensor according to the present invention;
FIG. 4 is a schematic structural diagram of a controller of an auxiliary adjusting device for calibrating a dummy force sensor according to the present invention;
FIG. 5 is a schematic structural diagram of a control box of an auxiliary adjusting device for calibrating a dummy force sensor according to the present invention;
FIG. 6 is a schematic diagram of the control logic of an auxiliary adjustment device for calibrating a dummy force sensor according to the present invention;
in the figure, 1 is a loading mechanism, 1.1 is a fastening bolt, 1.2 is an upper base plate, 1.3 is a damping spring, 1.4 is a lower base plate, 1.5 is a guide rail, 1.6 is a loading ball head, 1.7 is a rubber bushing, 1.8 is a loading probe, 1.9 is a limiting block, 2 is a base, 2.1 is a base plate, 2.2 is a hydraulic support leg, 2.3 is a force sensor, 3 is a controller, 3.1 is a control box, 3.1.1 is a power switch, 3.1.2 is an automatic gear adjusting button, 3.1.3 is a manual gear adjusting button, 3.1.4 is a hydraulic pipe interface, 3.1.5 is a sensor interface, 3.1.6 is a down key, 3.1.7 is an up key, 3.1.8 is a display screen, 3.2 is a force sensor wiring, and 3.3 is a hydraulic pipe.
Detailed Description
For a better understanding of the technical content of the present invention, a specific embodiment is provided below, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 6, the auxiliary adjusting device for calibrating a dummy force sensor provided by the utility model comprises a loading mechanism 1, a base 2 and a controller 3, the base 2 comprises a base bottom plate 2.1 and a horizontal adjusting mechanism, the base bottom plate 2.1 is used for placing a dummy force sensor to be calibrated, the horizontal adjusting mechanism is connected with the bottom surface of the base bottom plate 2.1, the loading mechanism 1 is positioned above the base bottom plate 2.1, which comprises a loading probe 1.8, an upper bottom plate 1.2, a lower bottom plate 1.4, a damping spring 1.3 and a guide rail 1.5, wherein the top end of the guide rail 1.5 is connected with the upper bottom plate 1.2, the bottom end of the damping spring penetrates through the lower bottom plate 1.4, the damping spring 1.3 is arranged between the upper bottom plate 1.2 and the lower bottom plate 1.4, and is sleeved outside the guide rail 1.5, the loading probe 1.8 is arranged on the bottom surface of the lower bottom plate 1.4, and is positioned above the base bottom plate 2.1, and the controller 3 is electrically connected with the horizontal adjusting mechanism.
According to the auxiliary adjusting device for calibrating the artificial human force sensor, the horizontal adjusting mechanism is arranged below the base bottom plate 2.1, before the artificial human force sensor is placed, the horizontal adjusting mechanism can be used for horizontally adjusting the base bottom plate 2.1 to ensure the calibration accuracy, then the artificial human force sensor to be calibrated (as shown in figure 1, the artificial human force sensor is fixed through a clamp) is placed on the base bottom plate 2.1, if the base bottom plate 2.1 inclines, the horizontal adjusting mechanism can be used for adjusting the horizontal of the base bottom plate 2.1 again to ensure that the axis of the loading mechanism 1 is overlapped with the axis of the artificial human force sensor to be calibrated, and meanwhile, if the base bottom plate 2.1 inclines during loading of the loading mechanism 1, the horizontal adjusting mechanism can also be used for adjusting the horizontal degree in time to ensure the calibration accuracy.
In order to ensure the effective operation of the loading process, a damping mechanism is arranged on a loading mechanism 1, the loading mechanism 1 applies load through a press machine, a loading probe 1.8 arranged at the bottom of the loading mechanism 1 is used for contacting a dummy force sensor to be calibrated, the load is applied to the dummy force sensor, the top end of the loading probe 1.8 pushes a lower bottom plate 1.4 to move upwards while pressing down, so that the lower bottom plate 1.4 slides along a guide rail 1.5, a damping spring 1.3 between an upper bottom plate 1.2 and the lower bottom plate 1.4 is compressed, and the damping spring 1.3 provides buffer, so that the flexible loading mechanism 1 is formed, and the problems of overload and separation of a loading head from the sensor to be tested, which are caused by the overhigh loading speed, are solved.
Preferably, the loading mechanism 1 further includes a loading ball head 1.6, the loading ball head 1.6 is disposed at the bottom end of the loading probe 1.8, the loading mechanism 1 further includes a rubber bushing 1.7, the rubber bushing 1.7 is disposed at the bottom end of the loading probe 1.8, and the loading ball head 1.6 is disposed on the rubber bushing 1.7.
When calibration is carried out, the loading probe 1.8 moves downwards, the loading ball head 1.6 arranged at the bottom of the loading probe 1.8 is contacted with the dummy force sensor to apply load, and the arranged rubber bushing 1.7 can be used for clamping and mounting the loading ball head 1.6.
Preferably, the loading mechanism 1 further comprises a fastening bolt 1.1, the top end of the guide rail 1.5 penetrates through the upper base plate 1.2, the fastening bolt 1.1 is connected with one end, located above the upper base plate 1.2, of the guide rail 1.5, the loading mechanism 1 further comprises a limiting block 1.9, and the limiting block 1.9 is arranged at the bottom end of the guide rail 1.5.
Fastening bolt 1.1 is used for fixing the top of guide rail 1.5, and after the distance adjustment between upper plate 1.2 and lower plate 1.4 was accomplished, fixed the top of guide rail 1.5 through fastening bolt 1.1, and the stopper 1.9 that sets up in guide rail 1.5 bottom can prevent that lower plate 1.4 from wearing out from guide rail 1.5 bottom.
Preferably, horizontal adjustment mechanism includes hydraulic pressure stabilizer blade 2.2 and force sensor 2.3, hydraulic pressure stabilizer blade 2.2 sets up on base bottom plate 2.1 bottom surface, force sensor 2.3 sets up in hydraulic pressure stabilizer blade 2.2 bottom, controller 3 is connected with force sensor 2.3 and hydraulic pressure stabilizer blade 2.2 electricity respectively.
Hydraulic pressure stabilizer blade 2.2 and force sensor 2.3 have been set up respectively in base bottom plate 2.1's four corners, and force sensor 2.3 is used for detecting the power that base bottom plate 2.1 four corners bore, if the pressure data that force sensor 2.3 detected are different, then explain base bottom plate 2.1 is uneven, and controller 3 can adjust base bottom plate 2.1's level through hydraulic valve control hydraulic pressure stabilizer blade 2.2.
Preferably, the controller 3 includes a control box 3.1, a force sensor wiring 3.2 and a hydraulic pipe 3.3, the force sensor wiring 3.2 is connected with the control box 3.1 and the force sensor 2.3, the hydraulic pipe 3.3 is connected with the control box 3.1 and the hydraulic support leg 2.2, the control box 3.1 is provided with a hydraulic pipe interface 3.1.4 and a sensor interface 3.1.5, the hydraulic pipe 3.3 is connected with the hydraulic pipe interface 3.1.4, and the force sensor wiring 3.2 is connected with the sensor interface 3.1.5.
The control box 3.1 is used as a control main body of the utility model, pressure data detected by the force sensor 2.3 is transmitted to the control box 3.1 through a force sensor wiring 3.2, and when the base bottom plate 2.1 inclines, the control box 3.1 drives the hydraulic support legs 2.2 to adjust the level of the base bottom plate 2.1 through the hydraulic pipes 3.3.
Preferably, the control box 3.1 is further provided with an automatic gear adjusting button 3.1.2, a manual gear adjusting button 3.1.3, a down key 3.1.6 and an up key 3.1.7, wherein the up key 3.1.7 and the down key 3.1.6 are arranged on one side of the hydraulic pipe interface 3.1.4 and the sensor interface 3.1.5.
When the calibration is carried out, a worker can select an automatic adjustment mode or a manual adjustment mode, and when the manual adjustment mode is selected, the hydraulic support legs 2.2 can be correspondingly adjusted through the descending keys 3.1.6 and the ascending keys 3.1.7 to work.
Preferably, a power switch 3.1.1 and a display screen 3.1.8 are further arranged on the control box 3.1.
The power switch 3.1.1 is used for starting the power of the control box 3.1, the display screen 3.1.8 can display the pressure data of the corresponding force sensor 2.3, and a worker can manually control the hydraulic support legs 2.2 to adjust the level of the base bottom plate 2.1 according to the pressure data.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a dummy force transducer marks uses supplementary adjusting device which characterized in that, includes loading mechanism, base and controller, the base includes base bottom plate and horizontal adjustment mechanism, the base bottom plate is used for placing the dummy force transducer who treats the demarcation, horizontal adjustment mechanism is connected with base bottom plate bottom surface, loading mechanism is located base bottom plate top, and it includes loading probe, upper plate, lower plate, damping spring and guide rail, the guide rail top is connected with the upper plate, and its bottom passes the lower plate, damping spring sets up between upper plate and lower plate to the cover is established at the guide rail outside, loading probe sets up in the lower plate bottom surface, and is located base bottom plate top, the controller is connected with horizontal adjustment mechanism electricity.
2. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 1, wherein the loading mechanism further comprises a loading ball head, and the loading ball head is arranged at the bottom end of the loading probe.
3. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 2, wherein the loading mechanism further comprises a rubber bushing, the rubber bushing is disposed at the bottom end of the loading probe, and the loading ball is disposed on the rubber bushing.
4. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 1, wherein the loading mechanism further comprises a fastening bolt, the top end of the guide rail penetrates through the upper bottom plate, and the fastening bolt is connected with one end of the guide rail above the upper bottom plate.
5. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 1, wherein the loading mechanism further comprises a limiting block, and the limiting block is arranged at the bottom end of the guide rail.
6. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 1, wherein the horizontal adjusting mechanism comprises a hydraulic support leg and a force sensor, the hydraulic support leg is arranged on the bottom surface of the base bottom plate, the force sensor is arranged at the bottom of the hydraulic support leg, and the controller is electrically connected with the force sensor and the hydraulic support leg respectively.
7. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 6, wherein the controller comprises a control box, a force sensor wire and a hydraulic pipe, the force sensor wire is connected with the control box and the force sensor, and the hydraulic pipe is connected with the control box and the hydraulic support leg.
8. The auxiliary adjusting device for calibrating the dummy force sensor as claimed in claim 7, wherein the control box is provided with a hydraulic pipe interface and a sensor interface, the hydraulic pipe is connected with the hydraulic pipe interface, and the force sensor wire is connected with the sensor interface.
9. The auxiliary adjusting device for calibrating the dummy human force sensor as claimed in claim 8, wherein the control box is further provided with an automatic gear adjusting button, a manual gear adjusting button, a descending key and an ascending key, and the ascending key and the descending key are arranged on one side of the hydraulic pipe interface and the sensor interface.
10. The auxiliary adjusting device for calibrating the artificial human force sensor as claimed in claim 7, wherein a power switch and a display screen are further arranged on the control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122675866.0U CN216386120U (en) | 2021-11-03 | 2021-11-03 | Auxiliary adjusting device for calibrating artificial human force sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122675866.0U CN216386120U (en) | 2021-11-03 | 2021-11-03 | Auxiliary adjusting device for calibrating artificial human force sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216386120U true CN216386120U (en) | 2022-04-26 |
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ID=81250669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122675866.0U Active CN216386120U (en) | 2021-11-03 | 2021-11-03 | Auxiliary adjusting device for calibrating artificial human force sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216386120U (en) |
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2021
- 2021-11-03 CN CN202122675866.0U patent/CN216386120U/en active Active
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