CN109211509A - The potentiometric calibration system of dummy breast for safety collision test - Google Patents
The potentiometric calibration system of dummy breast for safety collision test Download PDFInfo
- Publication number
- CN109211509A CN109211509A CN201710536787.7A CN201710536787A CN109211509A CN 109211509 A CN109211509 A CN 109211509A CN 201710536787 A CN201710536787 A CN 201710536787A CN 109211509 A CN109211509 A CN 109211509A
- Authority
- CN
- China
- Prior art keywords
- calibration system
- potentiometer
- connecting rod
- displacement
- mounting base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
Abstract
The invention discloses a kind of potentiometric calibration systems of dummy breast for safety collision test comprising: fixed device (1) is used for fixed potentiometer (3)；Connecting rod (2), first end (21) are connect with the rotary shaft (31) of potentiometer (3), so that the rotation of the connecting rod (2) is able to drive rotary shaft (31) rotation of potentiometer (3)；Mobile device (4) can drive the connecting rod (2) to move by the second end (22) of the connecting rod (2)；Displacement measuring device (5), can measure the displacement of the mobile device (4)；Voltage measuring apparatus can measure the voltage of potentiometer (3).By the way that calibration system according to the present invention is arranged, gamut calibration individually can be carried out to potentiometer, more accurately obtain potentiometric voltage and displacement relation.
Description
Technical field
The present invention relates to automobile safety collisions to test field, in particular to a kind of vacation for safety collision test
The potentiometric calibration system of people's chest.
Background technique
When demarcating to safety collision testing dummy's chest potentiometer, need to carry out potentiometer gamut calibration examination
It tests.This kind of rating test method simulates true situation of movement of the chest potentiometer in dummy breast structure, and can carry out more
Point acquisition.The existing potentiometric calibration of safety collision testing dummy chest relies on dummy man system self structure, in dummy breast
Mode in structure directly using standard gauge block is recorded by data actuation.The testing site quantity acquired in this way
Few, calibration result is inaccurate.
Summary of the invention
The present invention proposes a kind of potentiometric calibration system of dummy breast for safety collision test, can be more accurate
Ground carries out gamut calibration to the dummy breast potentiometer tested for safety collision.
The potentiometric calibration system of dummy breast for safety collision test proposed on one side according to the present invention, packet
Include: fixed device is used for fixed potentiometer；Connecting rod, first end and potentiometric rotation axis connection, so that the connecting rod
Rotation be able to drive the rotation of potentiometric rotary shaft；Mobile device can drive institute by the second end of the connecting rod
State connecting rod movement；Displacement measuring device can measure the displacement of the mobile device；Voltage measuring apparatus can be surveyed
Measure potentiometric voltage.
The beneficial effects of the present invention are: the potentiometric calibration system of dummy breast by setting for safety collision test
System individually can carry out gamut calibration to potentiometer, more accurately obtain potentiometric voltage and displacement relation.
Detailed description of the invention
It is explained with reference to the disclosure.It is to be appreciated that these attached drawings are intended solely for illustrative purposes, and
It is not intended to limit the scope of protection of the present invention.In figure:
It is potentiometric that Fig. 1 schematically illustrates the dummy breast for safety collision test according to one embodiment of the present invention
The structural schematic diagram of calibration system.
Specific embodiment
It is shown according to an embodiment of the present invention according to Fig. 1, wherein the dummy breast current potential for safety collision test
The calibration system 100 of meter 3 includes: fixed device 1, is used for fixed potentiometer 3；Connecting rod 2, first end 21 and potentiometer 3
Rotary shaft 31 connects, so that the rotary shaft 31 that the rotation of the connecting rod 2 is able to drive potentiometer 3 rotates；Mobile device 4,
The connecting rod 2 can be driven to move by the second end 22 of the connecting rod 2；Displacement measuring device 5 can measure described
The displacement of mobile device 4；Voltage measuring apparatus, can measure the voltage of potentiometer 3, and voltage measuring apparatus is, for example, to count to adopt to be
System, voltmeter, multimeter etc..Chest potentiometer 3 removes independent progress rating test from dummy man system, using according to the present invention
Calibration system carry out the variation acquisition of accurate multipoint voltage, more accurately obtain potentiometric voltage and displacement relation, i.e. sensitive
Spend coefficient.
According to an embodiment of the present invention, the fixed device 1 includes fixed bracket 11 and firm banking 12, potentiometer
3 are fixedly mounted on fixed bracket 11, and firm banking 12 is used to support fixed bracket 11.
According to an embodiment of the present invention, the mobile device 4 includes sliding block 41, there is guide groove 411 wherein, is used
In the sliding for the second end 22 for guiding the connecting rod 2.
According to an embodiment of the present invention, the second end 22 of the connecting rod 2 has ball.Sliding block 41 drives when mobile
Second end 22 with ball moves up and down in the guide groove 411 of sliding block 41.
According to an embodiment of the present invention, institute's displacement measurement device 5 includes infrared displacement measuring appliance, can be conveniently fast
The displacement of mobile device is measured promptly.
It according to an embodiment of the present invention, further include fixed mounting base 7, the fixed device 1 is fixedly connected on institute
It states in mounting base 7, the mobile device 4 can move in the mounting base 7, and institute's displacement measurement device 5 is integrated in described
In mounting base 7.Calibration system 100 according to the present invention can thus be integrated.Mounting base 7 can also have supporting leg, be used for
Easily fixed in position calibration system according to the present invention.
According to an embodiment of the present invention, institute's displacement measurement device 5 includes lead screw 51 and knob 52, the mobile dress
4 are set to be fixedly connected with the lead screw 51.When screwing knob 52, screw rod band movable slider 41 is mobile.
According to an embodiment of the present invention, it is provided with the first pointer on the lead screw 51, is set in the mounting base 7
It is equipped with the first scale, passes through the displacement of mobile device 4 described in first pointer and first graduation indication.First pointer with
First scale for example can be structured as vernier caliper structure or digital display calliper 53.
According to an embodiment of the present invention, it is provided with the second pointer on the knob 52, is set in the mounting base 7
It is equipped with the second scale, passes through the displacement of mobile device 4 described in second pointer and second graduation indication.
Calibration process according to an embodiment of the present invention is as follows:
Prepare test, screws knob 52 and drive the rotation of lead screw 51 to initial position, open digital display calliper 53 and switch and return data
Zero, data actuation records the potentiometric voltage output value in the position as offset output voltage.Knob 52 is screwed, in 51 band of lead screw
Make 41 main body of sliding block mobile such as 5mm (type and range of this specific value reference sensor) under dynamic, the ball of connecting rod 2 exists
It is freely slided up and down in the guide groove 411 of sliding block 41.The voltage output value of potentiometer 3 in the position is acquired by data actuation
As first output voltage.Successively using 5mm as increment, 8 points (being free of zero point) is acquired altogether, realizes the gamut of potentiometer 3
Calibration.The relationship for establishing displacement with voltage, is calculated the sensitivity coefficient of the potentiometer 3, and so far calibration is completed.The calibration is fast
It is prompt efficient, there are higher practicability and reliability.
Technical scope of the invention is not limited solely to the content in above description, and those skilled in the art can not take off
Under the premise of from technical thought of the invention, many variations and modifications are carried out to above-described embodiment, and these deformations and modification should all
In belonging to the scope of protection of the present invention.
Claims (9)
1. a kind of calibration system (100) of the dummy breast potentiometer (3) for safety collision test characterized by comprising
Fixed device (1) is used for fixed potentiometer (3)；
Connecting rod (2), first end (21) is connect with the rotary shaft (31) of potentiometer (3), so that the rotation of the connecting rod (2)
It is able to drive rotary shaft (31) rotation of potentiometer (3)；
Mobile device (4) can drive the connecting rod (2) to move by the second end (22) of the connecting rod (2)；
Displacement measuring device (5), can measure the displacement of the mobile device (4)；
Voltage measuring apparatus can measure the voltage of potentiometer (3).
2. calibration system (100) according to claim 1, which is characterized in that the fixed device (1) includes fixed bracket
(11) and firm banking (12).
3. calibration system (100) according to claim 1, which is characterized in that the mobile device (4) includes sliding block
(41), there are guide groove (411) wherein, the sliding of the second end (22) for guiding the connecting rod (2).
4. calibration system (100) according to claim 3, which is characterized in that the second end (22) of the connecting rod (2) has
There is ball.
5. calibration system (100) according to claim 1, which is characterized in that institute's displacement measurement device (5) includes infrared
Deviation meter.
6. calibration system (100) according to claim 1, which is characterized in that it further include fixed mounting base (7), it is described
Fixed device (1) is fixedly connected on the mounting base (7), and the mobile device (4) can move up in the mounting base (7)
Dynamic, institute's displacement measurement device (5) is integrated on the mounting base (7).
7. calibration system (100) according to claim 6, which is characterized in that institute's displacement measurement device (5) includes lead screw
(51) it is fixedly connected with knob (52), the mobile device (4) with the lead screw (51).
8. calibration system (100) according to claim 7, which is characterized in that be provided with first on the lead screw (51)
Pointer is provided with the first scale on the mounting base (7), by moving described in first pointer and first graduation indication
The displacement of dynamic device (4).
9. calibration system (100) according to claim 7, which is characterized in that be provided with second on the knob (52)
Pointer is provided with the second scale on the mounting base (7), by moving described in second pointer and second graduation indication
The displacement of dynamic device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536787.7A CN109211509A (en) | 2017-07-04 | 2017-07-04 | The potentiometric calibration system of dummy breast for safety collision test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536787.7A CN109211509A (en) | 2017-07-04 | 2017-07-04 | The potentiometric calibration system of dummy breast for safety collision test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109211509A true CN109211509A (en) | 2019-01-15 |
Family
ID=64992842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710536787.7A Pending CN109211509A (en) | 2017-07-04 | 2017-07-04 | The potentiometric calibration system of dummy breast for safety collision test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109211509A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589406A (en) * | 2012-02-22 | 2012-07-18 | 奇瑞汽车股份有限公司 | Calibration test device and calibration test method for dummy chest displacement sensor |
| CN202420460U (en) * | 2011-12-13 | 2012-09-05 | 浙江吉利汽车研究院有限公司 | Linkage mechanism for measuring chest displacement of dummy |
| CN202420856U (en) * | 2011-12-01 | 2012-09-05 | 浙江吉利汽车研究院有限公司 | Dummy abdomen calibration table for vehicle impact |
| CN203744955U (en) * | 2014-03-19 | 2014-07-30 | 中国汽车技术研究中心 | Crash dummy displacement sensor calibration table |
| CN204649377U (en) * | 2015-05-06 | 2015-09-16 | 清华大学苏州汽车研究院（相城） | A kind of vehicle impact testing dummy breast calibration facility |
| CN106546139A (en) * | 2016-10-18 | 2017-03-29 | 浙江吉利控股集团有限公司 | A kind of crash dummy calibration device for displacement sensor and its scaling method |
-
2017
- 2017-07-04 CN CN201710536787.7A patent/CN109211509A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202420856U (en) * | 2011-12-01 | 2012-09-05 | 浙江吉利汽车研究院有限公司 | Dummy abdomen calibration table for vehicle impact |
| CN202420460U (en) * | 2011-12-13 | 2012-09-05 | 浙江吉利汽车研究院有限公司 | Linkage mechanism for measuring chest displacement of dummy |
| CN102589406A (en) * | 2012-02-22 | 2012-07-18 | 奇瑞汽车股份有限公司 | Calibration test device and calibration test method for dummy chest displacement sensor |
| CN203744955U (en) * | 2014-03-19 | 2014-07-30 | 中国汽车技术研究中心 | Crash dummy displacement sensor calibration table |
| CN204649377U (en) * | 2015-05-06 | 2015-09-16 | 清华大学苏州汽车研究院（相城） | A kind of vehicle impact testing dummy breast calibration facility |
| CN106546139A (en) * | 2016-10-18 | 2017-03-29 | 浙江吉利控股集团有限公司 | A kind of crash dummy calibration device for displacement sensor and its scaling method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |