CN205175586U - Commercial car distance rod axial force testing arrangement - Google Patents
Commercial car distance rod axial force testing arrangement Download PDFInfo
- Publication number
- CN205175586U CN205175586U CN201521007630.8U CN201521007630U CN205175586U CN 205175586 U CN205175586 U CN 205175586U CN 201521007630 U CN201521007630 U CN 201521007630U CN 205175586 U CN205175586 U CN 205175586U
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- China
- Prior art keywords
- distance rod
- commercial car
- force testing
- foil gauge
- axial
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Abstract
The utility model provides a commercial car distance rod axial force testing arrangement, include: distance rod, foil gage, data acquisition instrument. Distance rod and 2 foil gage fixed mounting, the foil gage is surperficial at the distance rod that is being on a parallel with the distance rod axis through bond line laminating fixed mounting, the foil gage is connected with the data acquisition instrument electricity, data acquisition instrument gathers the value of meeting an emergency of foil gage. 2 fixed mounting is behind the distance rod surface that is on a parallel with the distance rod axis for the laminating of individual foil gage, forms strain bridge, and this strain bridge can record distance rod axial strain value, and data are more detailed, accurate. Commercial car distance rod axial force testing arrangement, simple structure, convenient to use, the low price can make things convenient for, accurately measure vehicle under the different work condition axial atress circumstances of distance rod in the actual motion, fine solution the distance rod in the vehicle actual motion, the unable problem of measuring dynamic axial atress.
Description
Technical field
The utility model belongs to automobile component field tests, particularly relates to a kind of commercial car distance rod axial force detection device.
Background technology
In order to strengthen vehicle safety, need the power suffered by each parts of automobile be detected.Carrying out the design of commercial car distance rod, during force analysis, need to obtain the axially loaded situation of distance rod in vehicle actual motion under different operating mode, but there is no effective means of testing at present, so, develop aobvious particularly important of commercial car distance rod axial-force testing device.
Utility model content
The purpose of this utility model is to provide a kind of commercial car distance rod axial-force testing device, to solve distance rod in vehicle actual motion, cannot measure dynamic stress.
The utility model will solve the problem and have employed following technical scheme, and a kind of commercial car distance rod axial-force testing device, comprising: distance rod, foil gauge, data collecting instrument.Distance rod and 2 foil gauges fixedly mount, and foil gauge is fixedly mounted on the distance rod surface being parallel to distance rod axis by bonding coat laminating; Foil gauge is electrically connected with data collecting instrument; Data collecting instrument gathers the strain value of foil gauge.
After 2 foil gauge laminatings are fixedly mounted on the distance rod surface being parallel to distance rod axis, form strain bridge, this strain bridge can record distance rod axial strain value, and data more in detail, accurately.
Preferably, described foil gauge quantity is multiple, and even distribution pattern laminating laminating is fixedly mounted on the distance rod surface being parallel to distance rod axis, and multiple foil gauge composition strain bridge, data collecting instrument gathers the data of multiple foil gauge, and testing result is more accurate.
Preferably, described foil gauge is through glue and is pasted and fixed on the distance rod surface being parallel to distance rod axis, and now, foil gauge and distance rod are fitted effective, and test result is more accurate.
Preferably, described foil gauge is provided with wiring, and foil gauge is electrically connected with data collecting instrument by wiring, and structure is simple, easy to use.
Preferably, also comprise data output apparatus, receive data that data collecting instrument transmits and data are processed, calculate.
More preferably, described data output apparatus is notebook computer, and structure is simple, easy to use.
Preferably, described bonding coat is glue, easy to use, cost is low.
When commercial car distance rod axial-force testing device of the present utility model uses, first be placed on testing machine and calculate demarcation file, that is: axially afterburning along distance rod, data collecting instrument gathers foil gauge and obtains corresponding extensional strain value, according to the data variation to the axial reinforcing of distance rod and extensional strain value, determine the linear functional relation of axially reinforcing and strain value.
After demarcation completes, commercial car distance rod axial-force testing device is installed to testing vehicle, according to demarcation file, obtains axially reinforcing and strain value relation, be back-calculated to obtain the stressing conditions of vehicle different operating mode lower thrust rod axis in actual motion.
Commercial car distance rod axial-force testing device described in the utility model, structure is simple, easy to use, cheap, the stressing conditions of vehicle different operating mode lower thrust rod axis in actual motion can be measured easily and accurately, well solve distance rod in vehicle actual motion, the problem that dynamic axial is stressed cannot be measured.
Accompanying drawing explanation
Fig. 1 is commercial car distance rod axial-force testing device schematic diagram of the present utility model.
Main element symbol description:
1 distance rod
2 foil gauges
3 data collecting instruments
4 notebook computers
A distance rod axis
Embodiment
Understand for the ease of persons skilled in the art and realize the utility model, now further describing commercial car distance rod axial-force testing device described in the utility model in conjunction with the drawings and the specific embodiments.
As shown in Figure 1, commercial car distance rod axial-force testing device described in the utility model, comprising: distance rod 1, foil gauge 2, data collecting instrument 3, notebook computer 4.
Distance rod 1 and foil gauge 2 fixedly mount, and foil gauge 2 quantity is 2, are pasted the upper and lower surface being fixedly mounted on the distance rod 1 being parallel to distance rod axis A by glue, and foil gauge 2 and distance rod 1 are fitted effective, and test result is more accurate.
2 foil gauges 2 are after glue stickup is fixedly mounted on the upper and lower surface of distance rod 1, and constitute strain bridge, data collecting instrument 3 gathers distance rod 1 axial strain value.
Foil gauge 2 is provided with wiring, and foil gauge 2 is electrically connected with data collecting instrument 3 by wiring, and structure is simpler, uses more convenient.
Data collecting instrument 3 is also connected with notebook computer 4, and notebook computer 4 is data output apparatus of commercial car distance rod axial-force testing device, receives data that data collecting instrument 3 transmits and processes data, calculates.
In order to obtain more accurate test value, the distance rod 1 in the present embodiment takes from tested vehicle, and foil gauge 2 adopts resistance to be the foil gauge in 350 Europe.The quantity of foil gauge 2 can also be multiple, such as 4,6, and even distribution pattern laminating is fixed on the surface of distance rod 1, and multiple foil gauge 2 forms strain bridge, and data collecting instrument 3 gathers the data of multiple foil gauge 2, and testing result is more accurate.Illustrate only foil gauge 2 quantity in the present embodiment is 2, is fixedly mounted on the situation of the upper and lower surface of the distance rod 1 being parallel to distance rod axis A.
When commercial car distance rod axial-force testing device of the present utility model uses, first be placed on testing machine and calculate demarcation file, that is: axially afterburning along distance rod 1, data collecting instrument 3 gathers foil gauge 2 and obtains corresponding extensional strain value, according to the data variation to the axial reinforcing of distance rod 1 and extensional strain value, determine the linear functional relation of axially reinforcing and strain value.
After demarcation completes, commercial car distance rod axial-force testing device is installed to testing vehicle, according to demarcation file, obtains axially reinforcing and strain value relation, be back-calculated to obtain the stressing conditions of vehicle different operating mode lower thrust rod 1 axis in actual motion.
Commercial car distance rod axial-force testing device described in the utility model, structure is simple, easy to use, cheap, reliable test result.The stressing conditions of vehicle different operating mode lower thrust rod axis in actual motion can be measured easily and accurately, well solve distance rod in vehicle actual motion, the problem that dynamic axial is stressed cannot be measured.
Claims (6)
1. a commercial car distance rod axial-force testing device, is characterized in that, comprising:
Distance rod, foil gauge, data collecting instrument, wherein,
Distance rod and foil gauge fixedly mount, and foil gauge is fixedly mounted on the distance rod surface being parallel to distance rod axis by bonding coat laminating;
Foil gauge is electrically connected with data collecting instrument;
Data collecting instrument gathers the data of foil gauge.
2. commercial car distance rod axial-force testing device as claimed in claim 1, it is characterized in that, described foil gauge quantity is multiple, and even distribution pattern laminating laminating is fixedly mounted on the distance rod surface being parallel to distance rod axis.
3. commercial car distance rod axial-force testing device as claimed in claim 1, it is characterized in that, described foil gauge is provided with wiring, and foil gauge is electrically connected with data output apparatus by wiring.
4. the commercial car distance rod axial-force testing device as described in as arbitrary in claims 1 to 3, is characterized in that, also comprise data output apparatus, receives data that data collecting instrument transmits and processes data, calculates.
5. commercial car distance rod axial-force testing device as claimed in claim 4, it is characterized in that, described data output apparatus is notebook computer.
6. commercial car distance rod axial-force testing device as claimed in claim 5, it is characterized in that, described bonding coat is glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007630.8U CN205175586U (en) | 2015-12-08 | 2015-12-08 | Commercial car distance rod axial force testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007630.8U CN205175586U (en) | 2015-12-08 | 2015-12-08 | Commercial car distance rod axial force testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205175586U true CN205175586U (en) | 2016-04-20 |
Family
ID=55739564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521007630.8U Active CN205175586U (en) | 2015-12-08 | 2015-12-08 | Commercial car distance rod axial force testing arrangement |
Country Status (1)
| Country | Link |
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| CN (1) | CN205175586U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974912A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of clamp-type thrust pickup |
| CN111664967A (en) * | 2020-06-22 | 2020-09-15 | 东风商用车有限公司 | Exhaust manifold thermal stress assessment device and method |
| CN111896250A (en) * | 2020-07-24 | 2020-11-06 | 东风商用车有限公司 | Flexible shaft ball joint with pull pressure sensor and variable speed control test system |
| CN114720029A (en) * | 2022-03-11 | 2022-07-08 | 中国航发沈阳发动机研究所 | Load measuring device and method of multi-element pull rod structure |
-
2015
- 2015-12-08 CN CN201521007630.8U patent/CN205175586U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974912A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of clamp-type thrust pickup |
| CN111664967A (en) * | 2020-06-22 | 2020-09-15 | 东风商用车有限公司 | Exhaust manifold thermal stress assessment device and method |
| CN111664967B (en) * | 2020-06-22 | 2021-05-11 | 东风商用车有限公司 | Exhaust manifold thermal stress assessment device and method |
| CN111896250A (en) * | 2020-07-24 | 2020-11-06 | 东风商用车有限公司 | Flexible shaft ball joint with pull pressure sensor and variable speed control test system |
| CN114720029A (en) * | 2022-03-11 | 2022-07-08 | 中国航发沈阳发动机研究所 | Load measuring device and method of multi-element pull rod structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |