CN102505727B - System and method for increasing debugging efficiency of excavator - Google Patents
System and method for increasing debugging efficiency of excavator Download PDFInfo
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- CN102505727B CN102505727B CN201110414106.2A CN201110414106A CN102505727B CN 102505727 B CN102505727 B CN 102505727B CN 201110414106 A CN201110414106 A CN 201110414106A CN 102505727 B CN102505727 B CN 102505727B
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Abstract
The invention discloses a system for increasing the debugging efficiency of an excavator. The system comprises the excavator, a plurality of data acquisition devices and a data processing device, wherein the plurality of the data acquisition devices are connected with each working mechanism of the excavator and used for acquiring data of each working mechanism of the excavator; the plurality of the data acquisition devices are also connected with the data processing device respectively; and the data processing device is used for receiving and processing the data acquired by the plurality of the data acquisition devices. The invention has the advantages that: the system can be conveniently used and is easy to operate, saves the debugging time of the excavator, reduces errors in the process of debugging and testing; and the debugging efficiency is improved.
Description
Technical field
The present invention relates to a kind of excavator debug system, especially a kind of system and method that improves excavator debugging efficiency.
Background technology
Known excavator, claims again excavation machinery, is to excavate higher or lower than the material that holds machine side with scraper bowl, and packs haulage vehicle into or unload the earth moving plant to rickyard.The material that excavator excavates is mainly soil, coal, silt and the Soil and Rock after pre-pine.From the development of engineering machinery in recent years, the development of excavator is relatively very fast, progressively becomes one of topmost engineering machinery type in engineering construction.
Excavator as large-scale engineering machinery as debugged the improper danger that is easy in use produce.Yet at present,, the debug process of excavator, is mainly completed by artificial mode, estimated, by methods such as stopwatches, recorded every test data, and people is qualified for judging whether by personnel.Adopt manual type to carry out the debugging of excavator, mainly have the shortcoming that efficiency is low, precision is not high.First, commissioning staff pays close attention to again indices data in operation digging machine, affects debugging speed; Secondly, using stopwatch operation of recording during the time, because people's reaction speed is different, having larger error, thereby affect the actual value of indices.
Summary of the invention
For the problems referred to above that exist in existing excavator debug process, the invention provides a kind of system and method that improves excavator debugging efficiency.
The technical scheme that technical solution problem of the present invention adopts is:
A kind of system that improves excavator debugging efficiency, comprise excavator, wherein, also comprise data acquisition unit and data processing equipment, described data acquisition unit has a plurality of, described a plurality of data acquisition unit is connected with each operating mechanism of excavator for gathering the data of each operating mechanism of excavator, and described a plurality of data acquisition units are connected with described data processing equipment respectively, and described data processing equipment is for accepting and process the data that described a plurality of data acquisition unit gathers.
The system of above-mentioned raising excavator debugging efficiency, wherein, described a plurality of data acquisition units comprise digital sensor and/or analog sensor.
The above improves the system of excavator debugging efficiency, and wherein, described a plurality of data acquisition units are connected with described data processing equipment by CAN bus.
The system of above-mentioned raising excavator debugging efficiency, wherein, also comprise wireless radio wave receiver and radio wave transmission device, described a plurality of data acquisition units connect respectively at described radio wave transmission device, and described data processing equipment is connected with described wireless radio wave receiver.
The system of above-mentioned raising excavator debugging efficiency, wherein, described data processing equipment comprises ARM central processing unit.
The system of above-mentioned raising excavator debugging efficiency, wherein, also comprises output interface, and described output interface is connected with described data processing equipment.
The system of above-mentioned raising excavator debugging efficiency, wherein, described data processing equipment is connected with the CAN EBI of described CAN bus by ARM.
The system of above-mentioned raising excavator debugging efficiency, wherein, described wireless radio wave receiver is 2.4GHz wireless radio wave receiver, described radio wave transmission device is 2.4GHz radio wave transmission device.
The system of above-mentioned raising excavator debugging efficiency, wherein, the bus driver of described CAN bus adopts PCA82C250.
Improve a method for excavator debugging efficiency, comprise a selected operating mechanism, wherein, specifically comprise the steps:
Step a, start operation;
The pilot pressure value that step b, data processing equipment detect described selected operating mechanism changes;
Step c, data processing equipment check whether the pilot pressure value of other operating mechanisms is 0, if the pilot pressure value of other operating mechanisms is not 0 repeating step b, as current, just in timing, stop timing repeating step b;
Whether the pilot pressure value of the operating mechanism that steps d, data processing equipment inspection are selected reaches is opened spool threshold pressure, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, do not stop timing repeating step b, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, start timing;
Step e, data processing equipment check whether principal pressure value arrives the oil pressure relief value of setting, the oil pressure relief value that reaches setting as principal pressure stops timing and records the current used time as testing result, and the oil pressure relief value that does not reach setting as principal pressure is repeating step e.
The method of above-mentioned raising excavator debugging efficiency wherein, is placed in selected operating mechanism the extreme position of one duty before step a carries out.
The method of above-mentioned raising excavator debugging efficiency, wherein, whether the pilot pressure value that the term of execution of described step e, data processing equipment checks described selected operating mechanism is in increasing progressively state, if the pilot pressure value of described selected operating mechanism does not stop timing repeating step b in increasing progressively state.
The method of above-mentioned raising excavator debugging efficiency, wherein, the term of execution of described step e, data processing equipment checks that the pilot pressure value of other operating mechanisms is not 0, stops timing repeating step b.
The invention has the beneficial effects as follows:
Easy to use, simple to operate, both saved the time that excavator is debugged, reduced again the error in debugging test process, improved the efficiency of debugging.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation that improves the system of excavator debugging efficiency of the present invention;
Fig. 2 is a kind of flow chart that improves the method for excavator debugging efficiency of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
As shown in Figure 1, a kind of system that improves excavator debugging efficiency of the present invention, comprise excavator, wherein, also comprise data acquisition unit and data processing equipment, data acquisition unit has a plurality of, and a plurality of data acquisition units are connected with each operating mechanism of excavator for gathering the data of each operating mechanism of excavator, a plurality of data acquisition units are connected with data processing equipment respectively, and data processing equipment is for accepting and process the data that a plurality of data acquisition units gather.Operating principle of the present invention is: a plurality of data acquisition units are in the process of operator operation excavator, the various data inputs of each port of Real-time Collection, and by bus transfer to data processing equipment, data processing equipment is selected corresponding predefined algorithm by the settings of index, and judge with standard value, thereby draw test result, result output the most at last.
Further, wherein, a plurality of data acquisition units comprise digital sensor and/or analog sensor, and digital sensor is for gathering the numerical data of each operating mechanism of excavator, and analog sensor is for gathering the analogue data of each operating mechanism of excavator.
Further, wherein, a plurality of data acquisition units are connected with data processing equipment by CAN bus, because CAN bus has very high real-time performance, in the fields such as car industry, aircraft industry, Industry Control, security protection, are widely applied.
Further, wherein, also comprise wireless radio wave receiver and radio wave transmission device, a plurality of data acquisition units connect respectively at radio wave transmission device, and data processing equipment is connected with wireless radio wave receiver.Between a plurality of data acquisition units and data processing equipment, by radio wave, carry out data transmit-receive, adopt radio wave to carry out data transmit-receive and can reduce track laying, reduce costs the flexibility that raising equipment is installed simultaneously.On this mode basis, further, a plurality of data acquisition units can be connected with wireless radio wave receiver with radio wave transmission device respectively, data processing equipment is connected with wireless radio wave receiver with another set of radio wave transmission device simultaneously, making like this to realize double-direction radio between a plurality of data acquisition units and data processing equipment transmits, can transfer control instruction when transmitting data, so can expand range of application.Further, radio system and radio transmitting apparatus can adopt 2.4GHz frequency range as receiving and transmit frequency band, the transceiver of 2.4GHz frequency range can use less antenna, the equipment of being convenient to is settled, further, can adopt bluetooth transceiver as radio wave R-T unit, bluetooth equipment is difficult for surrounding environment to produce and disturb, and can use without applying license, preferably, can select based on BlueCore2-External(BC212015) the bluetooth transceiver of chip.
Further, wherein data processing equipment comprises ARM central processing unit, on this basis, data processing equipment is connected with the CAN bus control unit that CAN bus can carry by arm processor inside, and the bus driver of CAN bus can adopt PCA82C250 bus transceiver.
Further, also comprise output interface, output interface is connected with data processing equipment, output interface comprises and shows output interface and print out interface, show that output interface is for linking display device with the information of display data processing apparatus output, printout interface is for connecting the printing device information of print data processing apparatus output.
The present invention also comprises a kind of method that improves excavator debugging efficiency, comprises a selected excavator operating mechanism, wherein, specifically comprises the steps:
Step a, start operation;
The pilot pressure value that step b, data processing equipment detect selected operating mechanism changes;
Step c, data processing equipment check whether the pilot pressure value of other operating mechanisms is 0, if the pilot pressure value of other operating mechanisms is not 0 repeating step b, as current, just in timing, stop timing repeating step b;
Whether the pilot pressure value of the operating mechanism that steps d, data processing equipment inspection are selected reaches is opened spool threshold pressure, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, do not stop timing and return to step b, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, start timing;
Step e, data processing equipment check whether principal pressure value arrives the oil pressure relief value of setting, the oil pressure relief value that reaches setting as principal pressure stops timing and records the current used time as testing result, and the oil pressure relief value that does not reach setting as principal pressure is returned to step e.
Further, wherein, selected operating mechanism is placed in to the extreme position of a duty before step a carries out, can when debugging, is so that selected operating mechanism completes a complete action, thereby records accurately related data.
Further, wherein, the term of execution of described step e, whether the pilot pressure value of the selected operating mechanism of data processing equipment inspection is in increasing progressively state, if the pilot pressure value of selected operating mechanism does not stop timing and returns to step b in increasing progressively state.
Further, wherein, the term of execution of described step e, data processing equipment checks that the pilot pressure value of other operating mechanisms is not 0, stops timing repeating step b.
The debugging of dipper contractive action of take is example, the standard value of dipper contractive action is 2.8s ± 0.2s, after preliminary preparation completes, operator starts test, first dipper is extend out to extreme position, operator pulls the hydraulic pilot handle of dipper contraction to maximum position fast, dipper starts shrink and stop at extreme position, in this process, first data processing equipment can judge type of action, except dipper shrinks guide, have pressure, the pilot pressure of other operating mechanism is 0, is now defined as dipper contractive action; Secondly, judge that dipper shrinks pilot pressure value and whether reaches unlatching spool threshold pressure (take 0.5MPa as example), when force value is greater than 0.5MPa, the inner beginning of data processing equipment timing, until the oil pressure relief value (take 35MPa as example) of principal pressure value arrival setting detected, stop timing, yet, in timing course, if occur, pilot pressure is nonincremental situation, or occur that other pilot pressure is not 0 situation, timing is invalid, shows that this test action is invalid, need to retest.The demonstration output interface that data processing equipment passes through effective timing output interface after dipper contractive action finishes is showing screen display, as the real time of dipper contractive action.When all index test projects of excavator have all been tested, and after qualified, data processing equipment is pointed out and has been tested on display by the demonstration output interface of output interface, and by the printout interface of output interface, all data is printed out with report form.
The foregoing is only preferred embodiment of the present invention, not thereby limit claim of the present invention, so the equivalent structure that all utilizations manual of the present invention and diagramatic content have been done changes, be all included in protection scope of the present invention.
Claims (10)
1. a method that improves excavator debugging efficiency, comprise excavator, also comprise a selected operating mechanism, it is characterized in that, also comprise data acquisition unit and data processing equipment, described data acquisition unit has a plurality of, described a plurality of data acquisition unit is connected with each operating mechanism of excavator for gathering the data of each operating mechanism of excavator, described a plurality of data acquisition unit is connected with described data processing equipment respectively, and described data processing equipment is for accepting and process the data that described a plurality of data acquisition unit gathers; Also comprise wireless radio wave receiver and radio wave transmission device, described a plurality of data acquisition units connect respectively at described radio wave transmission device, and described data processing equipment is connected with described wireless radio wave receiver;
Specifically comprise the steps:
Step a, selected operating mechanism is placed in to the extreme position of a duty, start operation;
The pilot pressure value that step b, data processing equipment detect described selected operating mechanism changes;
Step c, data processing equipment check whether the pilot pressure value of other operating mechanisms is 0, if the pilot pressure value of other operating mechanisms is not 0 repeating step b, as current, just in timing, stop timing repeating step b;
Whether the pilot pressure value of the operating mechanism that steps d, data processing equipment inspection are selected reaches is opened spool threshold pressure, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, do not stop timing repeating step b, as the pilot pressure value of selected operating mechanism reaches unlatching spool threshold pressure, start timing;
Step e, data processing equipment check whether principal pressure value arrives the oil pressure relief value of setting, the oil pressure relief value that reaches setting as principal pressure stops timing and records the current used time as testing result, and the oil pressure relief value that does not reach setting as principal pressure is repeating step e.
2. improve as claimed in claim 1 the method for excavator debugging efficiency, it is characterized in that, described a plurality of data acquisition units comprise digital sensor and/or analog sensor.
3. improve as claimed in claim 1 the method for excavator debugging efficiency,, it is characterized in that, described a plurality of data acquisition units are connected with described data processing equipment by CAN bus.
4. improve as claimed in claim 1 the method for excavator debugging efficiency,, it is characterized in that, described data processing equipment comprises ARM central processing unit.
5. improve as claimed in claim 1 the method for excavator debugging efficiency,, it is characterized in that, also comprise output interface, described output interface is connected with described data processing equipment.
6. improve as claimed in claim 3 the method for excavator debugging efficiency,, it is characterized in that, described data processing equipment is connected with the CAN EBI of described CAN bus by ARM.
7. improve as claimed in claim 1 the method for excavator debugging efficiency,, it is characterized in that, described wireless radio wave receiver is 2.4GHz wireless radio wave receiver, described radio wave transmission device is 2.4GHz radio wave transmission device.
8. improve as claimed in claim 6 the method for excavator debugging efficiency,, it is characterized in that, the bus driver of described CAN bus adopts PCA82C250.
9. improve as claimed in claim 1 the method for excavator debugging efficiency, it is characterized in that, whether the pilot pressure value that the term of execution of described step e, data processing equipment checks described selected operating mechanism is in increasing progressively state, if the pilot pressure value of described selected operating mechanism does not stop timing repeating step b in increasing progressively state.
10. improve as claimed in claim 1 the method for excavator debugging efficiency,, it is characterized in that, the term of execution of described step e, data processing equipment checks that the pilot pressure value of other operating mechanisms is not 0, stops timing repeating step b.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110414106.2A CN102505727B (en) | 2011-12-13 | 2011-12-13 | System and method for increasing debugging efficiency of excavator |
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| CN201110414106.2A CN102505727B (en) | 2011-12-13 | 2011-12-13 | System and method for increasing debugging efficiency of excavator |
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| CN102505727A CN102505727A (en) | 2012-06-20 |
| CN102505727B true CN102505727B (en) | 2014-08-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107907721B (en) * | 2017-12-25 | 2024-07-19 | 秦皇岛知聚科技有限公司 | FCT tester |
| CN107976622B (en) * | 2017-12-25 | 2024-07-09 | 姜俊杰 | FCT tester |
| CN107976621B (en) * | 2017-12-25 | 2024-07-09 | 南京拓灵智能科技有限公司 | FCT test equipment based on resistance simulation |
| CN107885192B (en) * | 2017-12-25 | 2024-06-04 | 南京瑞宏电力技术有限公司 | Vehicle back door ECU simulation test system |
| CN107976623B (en) * | 2017-12-25 | 2024-05-28 | 南京栖霞科技产业发展有限公司 | FCT probe testing device based on motor simulation |
| CN107957545B (en) * | 2017-12-25 | 2024-09-06 | 苏州睿艾迪汽车科技有限公司 | FCT probe test instrument |
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