CN203772555U - Test system of crawler belt tensioning device and crawler belt walking mechanism - Google Patents
Test system of crawler belt tensioning device and crawler belt walking mechanism Download PDFInfo
- Publication number
- CN203772555U CN203772555U CN201320877581.8U CN201320877581U CN203772555U CN 203772555 U CN203772555 U CN 203772555U CN 201320877581 U CN201320877581 U CN 201320877581U CN 203772555 U CN203772555 U CN 203772555U
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- China
- Prior art keywords
- crawler belt
- acquisition card
- displacement transducer
- data acquisition
- track takeup
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Abstract
The utility model discloses a test system of a crawler belt tensioning device and a crawler belt walking mechanism. The test system of the crawler belt tensioning device includes: a displacement sensor used for sensing the displacement of a tensioning spring in the crawler belt tensioning device, a signal acquisition card, and a test device used for processing a signal transmitted by the signal acquisition card, wherein the displacement sensor is mounted on a crawler belt guide wheel shaft, the displacement sensor is in signal connection with the signal acquisition card, and the signal acquisition card is in signal connection with the test device. The test system of the crawler belt tensioning device provided by the utility model can improve test precision and provides a basis for subsequent analysis and processing.
Description
Technical field
The utility model relates to signal testing field, particularly the test macro of track takeup and creeper undercarriage.
Background technology
Track takeup is an important component part of creeper undercarriage, its performance quality has a significant impact the rideability of track vehicle, if it is improper to adjust, in use easily occur advance reductor clamping stagnation, slippage phenomenon, therefore how accurately testing track takeup has very significance.
Conventionally test means as shown in Figure 1, first reach machinery on smooth ground at present, place wood lath 1 always on the creeper tread between guide wheel and carrier wheel, and the distance between test wood lath 1 and crawler belt sag point A is also adjusted tensioning hydro-cylinder.
There is following shortcoming in above-mentioned test mode:
1) means of testing is comparatively backward, disturbed by extraneous factor larger, and measuring accuracy is low;
2) test data can not be preserved, and late time data processing has difficulties.
Utility model content
In view of this, the utility model proposes a kind of test macro and creeper undercarriage of track takeup, taking improve measuring accuracy and as subsequent analysis processing provide basis.
On the one hand, the test macro that a kind of track takeup is provided, comprising: for displacement transducer, the data acquisition card of the displacement of sensing track takeup tensioning spring and the proving installation of processing for the signal that described data acquisition card is transmitted; Described displacement transducer is arranged on track guiding wheel axle; Described displacement transducer is connected with described signals collecting card signal, and described data acquisition card is connected with described proving installation signal.
Further, described data acquisition card is NI(National Instruments, American National instrument company) data collecting card.
Further, the quantity of described displacement transducer is multiple, is all connected with described NI data acquisition card signal.
Further, described proving installation comprises at least one in storage unit, filter unit and display unit.
Further, described displacement transducer comprises inductive displacement transducer.
On the other hand, provide a kind of creeper undercarriage, comprise track takeup, be also provided with the test macro of above-mentioned track takeup.
Further, described track takeup also comprises the tensioning hydro-cylinder being connected with described tensioning spring.
The test macro of the utility model track takeup and creeper undercarriage by displacement transducer is arranged on the direct-connected guide wheel shaft of tensioning spring on, can directly test the stroke of tensioning spring in the traveling process of chassis, and utilize high-precision displacement transducer binding signal capture card, realize high-precision test function, test result is accurate, is not subject to external factor and disturbs; And proving installation can with data acquisition card seamless link, realize high-frequency collection, can be to data storage and late time data analysis.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram of the means of testing of existing track takeup;
The structured flowchart of the test macro of the track takeup that Fig. 2 provides for the utility model embodiment;
The part-structure schematic diagram of the creeper undercarriage that Fig. 3 provides for the utility model embodiment.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
The structured flowchart of the test macro of the track takeup that Fig. 2 provides for the utility model embodiment; The part-structure schematic diagram of the creeper undercarriage that Fig. 3 provides for the utility model embodiment, as shown in Figures 2 and 3, for displacement transducer 10, the data acquisition card 11 of the displacement of sensing track takeup tensioning spring and the proving installation 12 of processing for the signal that described data acquisition card 11 is transmitted; Described displacement transducer 10 is arranged on track guiding wheel axle 20; Described displacement transducer 10 is connected with described data acquisition card 11 signals, and described data acquisition card 11 is connected with described proving installation 12 signals.
When concrete operations, described data acquisition card 11 can be NI capture card.Described displacement transducer 10 can be inductive displacement transducer, can also be other high-precision sensor certainly.Described proving installation 12 comprises at least one in storage unit, filter unit and display unit.This proving installation 12 can also comprise that the data for data acquisition card 11 is transmitted carry out the processing unit of post analysis processing, this processing unit (filter unit) can be based on labvIEW(Laboratory Virtual Instrumentation Engineering Workbench, laboratory virtual instrument engineering platform) upper computer software write.Display unit can carry out playback for the data that data acquisition card 11 is transmitted.The quantity of described displacement transducer 10 is multiple (simultaneously the track takeup on multiple chassis being measured), all be connected with described NI data acquisition card signal, it is multiple displacement transducers 10 and the corresponding connection of multiple passages of NI data collecting card, can realize hyperchannel gathers simultaneously, can realize at most 32 channel datas and gather simultaneously, powerful.Described proving installation 12 is developed applicable to different types of displacement transducer 10, can be according to testing requirement, and develop different upper computer softwares lift-launch multiple sensors and test.
The present embodiment is by utilizing NI data collecting card to gather inductive displacement transducer signal, acquisition performance is stable, acquisition precision is high, frequency acquisition can reach 2000HZ, utilize inductive displacement transducer can realize high-precision test function in conjunction with NI data collecting card, test result is accurate, is not subject to external factor and disturbs; Proving installation 12 can be realized and data acquisition card 11 seamless links, realize high-frequency collection, to data storage and late time data analysis, can complete test process data monitoring and late time data processing capacity, and provide serial number curve, be convenient to later stage research and data storage.
The part-structure schematic diagram of the creeper undercarriage that Fig. 3 provides for the utility model embodiment: this creeper undercarriage is provided with the test macro (explaining in Fig. 2 all goes for the present embodiment) of the track takeup shown in Fig. 2, for simplicity of illustration, in Fig. 3, only show the displacement transducer 10 in test macro.When concrete operations, track takeup also comprises the tensioning hydro-cylinder being connected with described tensioning spring.
The present embodiment by displacement transducer is arranged on the direct-connected guide wheel shaft of tensioning spring on, can directly test the stroke of tensioning spring in the traveling process of chassis, tensioning spring stroke can intuitively reflect tensioning hydro-cylinder adjustment degree, and utilize high-precision displacement transducer binding signal capture card, and utilize labvIEW to build the signal of upper computer software collection signal capture card, can settling signal collection, filtering, analysis, playback, memory function.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the test macro of a track takeup, it is characterized in that, comprising: for displacement transducer (10), the data acquisition card (11) of the displacement of sensing track takeup tensioning spring and the proving installation (12) of processing for the signal that described data acquisition card (11) is transmitted; Described displacement transducer (10) is arranged on track guiding wheel axle; Described displacement transducer (10) is connected with described data acquisition card (11) signal, and described data acquisition card (11) is connected with described proving installation (12) signal.
2. the test macro of track takeup according to claim 1, is characterized in that, described data acquisition card (11) is NI data collecting card.
3. the test macro of track takeup according to claim 2, is characterized in that, the quantity of described displacement transducer (10) is multiple, is all connected with described NI data acquisition card signal.
4. according to the test macro of track takeup described in any one in claim 1-3, it is characterized in that, described proving installation (12) comprises at least one in storage unit, filter unit and display unit.
5. the test macro of track takeup according to claim 4, is characterized in that, described displacement transducer (10) comprises inductive displacement transducer.
6. a creeper undercarriage, comprises track takeup, it is characterized in that, is also provided with the test macro of the track takeup as described in any one in claim 1-5.
7. creeper undercarriage according to claim 6, is characterized in that, described track takeup also comprises the tensioning hydro-cylinder being connected with described tensioning spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877581.8U CN203772555U (en) | 2013-12-26 | 2013-12-26 | Test system of crawler belt tensioning device and crawler belt walking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877581.8U CN203772555U (en) | 2013-12-26 | 2013-12-26 | Test system of crawler belt tensioning device and crawler belt walking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772555U true CN203772555U (en) | 2014-08-13 |
Family
ID=51289733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877581.8U Expired - Fee Related CN203772555U (en) | 2013-12-26 | 2013-12-26 | Test system of crawler belt tensioning device and crawler belt walking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772555U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444692A (en) * | 2018-06-08 | 2018-08-24 | 江阴市长龄机械制造有限公司 | The fatigue experimental device of guide wheel strainer |
| CN109000907A (en) * | 2018-06-08 | 2018-12-14 | 江苏长龄液压股份有限公司 | The fatigue test method of guide wheel strainer |
| CN111929051A (en) * | 2020-08-21 | 2020-11-13 | 三一重机有限公司 | Guide wheel endurance test system |
-
2013
- 2013-12-26 CN CN201320877581.8U patent/CN203772555U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444692A (en) * | 2018-06-08 | 2018-08-24 | 江阴市长龄机械制造有限公司 | The fatigue experimental device of guide wheel strainer |
| CN109000907A (en) * | 2018-06-08 | 2018-12-14 | 江苏长龄液压股份有限公司 | The fatigue test method of guide wheel strainer |
| CN109000907B (en) * | 2018-06-08 | 2020-03-20 | 江苏长龄液压股份有限公司 | Fatigue test method for guide wheel tensioning mechanism |
| CN108444692B (en) * | 2018-06-08 | 2024-05-24 | 江苏长龄液压股份有限公司 | Fatigue test device of guide wheel tensioning mechanism |
| CN111929051A (en) * | 2020-08-21 | 2020-11-13 | 三一重机有限公司 | Guide wheel endurance test system |
| CN111929051B (en) * | 2020-08-21 | 2022-05-03 | 三一重机有限公司 | Guide wheel endurance test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20151226 |
|
| EXPY | Termination of patent right or utility model |