CN109739169A - A kind of sample preparation robot PLC fault locating analysis method and system - Google Patents
A kind of sample preparation robot PLC fault locating analysis method and system Download PDFInfo
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- CN109739169A CN109739169A CN201811600732.9A CN201811600732A CN109739169A CN 109739169 A CN109739169 A CN 109739169A CN 201811600732 A CN201811600732 A CN 201811600732A CN 109739169 A CN109739169 A CN 109739169A
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Abstract
The invention discloses a kind of sample preparation robot PLC fault locating analysis method and system, method includes: that the sample preparation process division of sample preparation robot is independent job step in advance using the running state information of sample preparation robot as mark is divided；And information is walked for each job step construction work；In the sample making course of sample preparation robot, host computer monitors the running state information of sample preparation robot, and information and described divide identify the job step that determining sample preparation robot is presently according to the operation state；When the raw failure of sample preparation machine human hair, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.The advantages that with that directly, intuitively can carry out analyzing and positioning to failure when failure occurs, high-efficient, accuracy is good, and accident analysis positioning, troubleshooting required time can be greatly improved.
Description
Technical field
The present invention relates to robot sample making technology field more particularly to a kind of fault locating analysis sides PLC, sample preparation robot
Method and system.
Background technique
In the coal samples preparation field such as power plant, steel mill, cement plant, artificial sample preparation before automatic sample-making system replaces is real
Existing sample making course no manual intervention.Robot is introduced into automatic sample-making system, more advances transparence, the intelligence of sample-preparing system
Change and sample preparation improved efficiency.But robot sample-preparing system has multiple links, such as: primary sample preparation link, secondary sample preparation link, drying
Link, powder link processed, each Absent measures point is more, a link go wrong will directly influence other links operation even it is whole
The operation of a system, how to be promptly and accurately presented problem seems extremely important.
In existing technical solution, warning message is usually the trip signal for acquiring Thermomagetic circuit-breaker, acquisition current sense
Current signal, magnetic induction switch signal of cylinder of device etc., these capture programs are except the independent operational process with module,
Almost nothing is associated with process flow operation, and alert program is detached from process program and is individually present.
And in practical sample making course, the generation of failure is occurred in specific action process, cannot when alarming
Reflection process executive condition in time not can know which step failure has occurred on earth.Operator sees that warning message is also boundless and indistinct
So helpless, in the technical solution of existing disengaging process alarm, warning message generally only informs fail result, can not know
Warning reason.Such as: " intelligently a point mine is uncapped unsuccessfully ", and there are many kinds of the possible reasons of failure of uncapping, such as: unlock failure, electromagnetism
Iron power loss, constructive interference etc., reason unknown, the warning message showed cannot effectively instruct operator to carry out in time
Malfunction elimination and maintenance.In non-standard de-sign field, this problem occurs, when problem can not be promptly and accurately presented in warning message
When, scene can not solve, and it is long-range generally be notified that electrical peopleware carries out, because only that monitoring PLC source code could effectively
Orientation problem brings a large amount of development resources consumption.
Summary of the invention
The technical problem to be solved in the present invention is that, for technical problem of the existing technology, the present invention provides one
Kind directly, intuitively can carry out analyzing and positioning to failure when failure occurs, and high-efficient, accuracy is good, and failure point can be greatly improved
Sample preparation robot PLC fault locating analysis method and system the time required to analysis positioning, troubleshooting.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows: a kind of sample preparation robot PLC fault location point
Analysis method divides the sample preparation process of sample preparation robot in advance using the running state information of sample preparation robot as mark is divided
It is independent job step；And information is walked for each job step construction work；
In the sample making course of sample preparation robot, host computer monitors the running state information of sample preparation robot, and according to the fortune
Row status information and described divide identify the job step that determining sample preparation robot is presently in；When the raw failure of sample preparation machine human hair
When, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.
Further, the job step information includes that the division identifies, the running state information for including in job step, with
And the corresponding fault message of running state information.
Further, the running state information includes the sensor status information of sample preparation robot, and/or communication letter
Breath.
Further, division mark includes that job step starts to identify and/or job step end of identification.
Further, the job step information further includes job step identification code；
The job step information further includes the job step identification code of subsequent work step.
Further, the job step information includes 1 or more job step end of identification, each job step end of identification
The job step identification code of corresponding subsequent work step.
It further, is unique as the running state information for dividing mark in same job step.
A kind of sample preparation robot PLC fault locating analysis system, including sample preparation robot and host computer, the sample preparation machine
People connects with host computer；
The job information corresponding with job step of preparatory construction is stored in the host computer；The job step is previously according to system
The sample preparation process of sample preparation robot is divided and is determined as mark is divided by the running state information of sample robot；
The host computer is used in the sample making course of sample preparation robot, monitors the running state information of sample preparation robot, and root
According to the running state information and the job step for dividing the determining sample preparation robot of mark and being presently in；When sample preparation machine human hair
When raw failure, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.
Further, the job step information includes that the division identifies, the running state information for including in job step, with
And the corresponding fault message of running state information.
Further, the running state information includes the sensor status information of sample preparation robot, and/or communication letter
Breath.
Further, division mark includes that job step starts to identify and/or job step end of identification.
Further, the job step information further includes job step identification code；
The job step information further includes the job step identification code of subsequent work step.
Further, the job step information includes 1 or more job step end of identification, each job step end of identification
The job step identification code of corresponding subsequent work step.
It further, is unique as the running state information for dividing mark in same job step.
Compared with the prior art, the advantages of the present invention are as follows:
1, the present invention using the running state information of sample preparation robot as division by identifying, by the sample preparation process of sample preparation robot
It is divided into independent job step one by one, the operation information of sample preparation robot is monitored by host computer, so that it may synchronous judgement
Job step locating for sample preparation robot is determined, further according to the running state information recorded in job step information, and operation
The corresponding fault message of status information, so that it may accurately the reason of the failure and failure of positioning sample preparation robot；Entire event
Hinder in position fixing process, does not need software engineer and the source code of the PLC of sample preparation robot is analyzed, general operation personnel are just
It can analyze positioning failure, greatly improve the speed and efficiency of sample preparation robot accident analysis positioning.
2, the present invention does not need to modify to the PLC control program of existing sample preparation robot, it is only necessary on host computer
Stress state monitoring program obtains the operating status of sample preparation robot, less investment is realized, to the improvement cost of existing equipment
It is small.
3, division of the invention mark includes that job step starts mark and job step end of identification, and divides mark in work
It is uniquely that host computer can accurately determine the job step of sample preparation robot in walking, realizes the accurate positionin to failure, it is quasi-
True property is good, high reliablity.
Detailed description of the invention
Fig. 1 is the flow diagram of the specific embodiment of the invention.
Specific embodiment
Below in conjunction with Figure of description and specific preferred embodiment, the invention will be further described, but not therefore and
It limits the scope of the invention.
As shown in Figure 1, the sample preparation robot PLC fault locating analysis method of the present embodiment, in advance with sample preparation robot
Running state information is independent job step as mark is divided, by the sample preparation process division of sample preparation robot；It and is each work
Make step construction work and walks information；In the sample making course of sample preparation robot, host computer monitors the operating status letter of sample preparation robot
Breath, and according to running state information and divide the job step for identifying and determining that sample preparation robot is presently in；When sample preparation machine human hair
When raw failure, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.
In the present embodiment, job step information includes dividing mark, the running state information for including in job step, Yi Jiyun
The corresponding fault message of row status information.Running state information includes the sensor status information of sample preparation robot, and/or communication
Information.It is unique as the running state information for dividing mark in same job step.Mark is divided to start including job step
Mark and/or job step end of identification.Further, unique job step identification code can also be established for each job step, led to
Job step can uniquely be determined by crossing job step identification code.In the present embodiment, the communication information includes that sample preparation robot is upward
Command signal of the application signal and/or host computer of position machine to sample preparation robot.Job step information further includes job step identification
Code；Job step information further includes the job step identification code of subsequent work step.Job step information includes 1 or more work the end of the step
Mark, the job step identification code of the corresponding subsequent work step of each job step end of identification.
In the present embodiment, job step information can be with document, and the forms such as database are stored in host computer.For text
Shelves form, can be expressed as form:
Job step 1: job step identification code 1
Job step starts to identify=start mark 1
Running state information 11, accident analysis information 11
Running state information 12, accident analysis information 12
Running state information 13, accident analysis information 13
……
Job step end of identification=end of identification 1, subsequent work walk identification code: job step identification code 2
Job step 2: job step identification code 2
Job step starts to identify=start mark 2
Running state information 21, accident analysis information 21
Running state information 22, accident analysis information 22
……
Job step end of identification=end of identification 21, subsequent work walk identification code: job step identification code 3
Job step end of identification=end of identification 22, subsequent work walk identification code: job step identification code 4
……。
As it appears from the above, when running state information is equal to end of identification 1, job step 1 terminates, and passes through in job step 1
Subsequent work walks identification code, can determine that subsequent work step is the job step that job step identification code is equal to " job step identification code 2 ".
The sample preparation process executed for sequence, it may not be necessary to which subsequent work walks information of identification code, and sequence executes subsequent work step.
And for the sample preparation process of non-sequential execution, i.e., in sample preparation process, judged, next work is determined according to judging result
When walking, in the present embodiment, 1 or more job step end of identification, each work the end of the step are set using same job step
Mark corresponds to a subsequent work and walks identification code.In as shown above, for job step 2, just there are 2 work the end of the step marks
Know, when the running state information that host computer monitors is equal to end of identification 21, judges that job step 2 terminates, and determine down
One job step is " job step identification code 3 " corresponding job step, and when the running state information that host computer monitors is equal to knot
When beam identification 22, then judge that job step 2 terminates, and determines that subsequent work step is " job step identification code 4 " corresponding job step.
In the present embodiment, by dividing the elemental motion unit that obtained job step is preferably corresponding sample preparation robot,
The placement sample bottle of elemental motion unit such as sample preparation robot, weighing, takes sample bottle etc. away.The number of sensors of sample preparation robot is many
More, type is also different.If the sensor of sample preparation robot includes range sensor 1, range sensor 2, range sensor
3, Magnetic Sensor 1, Magnetic Sensor 2 etc..
In the present embodiment, the division mark of job step can not be related to all sensors state of sample preparation robot, work
The running state information for making to store in step information does not include whole sensor status information yet.As placed work corresponding to sample bottle
In walking, job step, which starts mark, can only include with the mechanical hand of sample preparation robot that sample bottle is in place This move is related
Several sensors status information, and the running state information recorded in the job step, can also only include has with the movement
The status information of the several sensors closed.In this way, it on the one hand can greatly reduce and to be stored in job step information
On the other hand information content has been greatly reduced and has determined that the judgement of job step locating for sample preparation robot is difficult by running state information
Degree.
In the present embodiment, job step can only be separately provided and start mark or job step end of identification, be only separately provided
When job step starts mark, when the running state information that host computer monitors, which is equal to job step, starts mark, sample preparation is judged
Robot enters the job step, when the job step that running state information is equal to subsequent work step starts mark, judges sampling machine
Device people terminates this job step, walks into subsequent work；Same principle can also basis when job step end of identification is only arranged
Running state information judges to determine job step locating for sample preparation sample people.
It is of course also possible to which job step is arranged simultaneously for job step starts mark and job step end of identification, at this point, when operation
When the job steps such as status information start mark, judge that sample preparation robot enters the job step, when running state information is equal to work
When the end of the step identifies, judge that sample preparation robot terminates the job step.The power cut-off of sample preparation robot walks but does not enter subsequent work
It is wait state when step.
In the present embodiment, each work is preferably stored according to the execution of job step sequence by an array or chained list
The job step identification code of step；It can also be according to the serial number that the execution sequence of job step is each job step setting value type as work
Make step identification code, such as integer numerical value, using the job step code of numeric type, does not need that array or chained list are arranged for job step, only need
Corresponding numerical value is corresponded into one step-length of adjustment when jumping to subsequent work step.
In the present embodiment, by being illustrated for the weighing platform PLC programming of coal sample preparation robot, job step is
The minimum movements unit of weighing platform, job step identification code is indicated with integer numerical value, is started counting from 0.Sample preparation robot is complete
At the execution of a motor unit, the operating status of sample preparation robot is equal to job step end of identification, then count is incremented for job step,
It when the movement of job step is not carried out completion, or is breaking down in job step, then job step counting will not add 1, i.e., will not
Subsequent work step is jumped to by work at present step, then can be counted by job step and determine that job step when breaking down is assorted
, then with current work state information come match the running state information XX recorded in job step information determine it is current therefore
Wherein, XX indicates the number in such as " running state information 21 " information as shown above to barrier analysis information XX(), then it can essence
True judgement failure and failure cause.
With regard to weighing platform PLC process, job step is as follows:
Job step=0: idle state, host computer send the start command (operating status selected in the job step to sample preparation machine human hair
Information is the communication information), job step=1；
Job step=1: host computer writes sample serial number and the sample type (running state information selected in the job step to slave computer
For the communication information), job step=2；
Job step=2: starting artificial batch turning, completes signal (the running state information batch turning selected in the job step when receiving batch turning
The sensor information at place), job step=3；
Job step=3: be delayed 3S, and the running state information selected in slave computer assignment weighing application=1(job step is that communication is believed
Breath), job step=4；
Job step=4: waiting host computer to read weighing data, and when host computer assignment weighing application=2, the (job step is completed in weighing
In select running state information be the communication information), job step=5；
Job step=5: the running state information selected in slave computer assignment weighing application=0(job step is the communication information), work
Walk=6；
Job step=6: wait state, when the running state information selected in robot process application=0(job step is communication letter
Breath), job step=7；
Job step=7: the running state information selected in assignment robot process application=1(job step is the communication information), work
Walk=8；
Job step=8: the running state information that batch turning is completed to select in label 1(job step is sensor information), judgement is fallen
Material does not complete, job step=2；
The running state information that Or batch turning is completed to select in label 2(job step is sensor information), judge that batch turning is completed,
Job step=9；
Job step=9: the transmitting of sample serial number, when transmitting completion, job step=0.
By the above-mentioned means, job step locating for sample preparation robot can be positioned fast and accurately, and accurately analyze
The fault condition of sample preparation robot out.
The sample preparation robot PLC fault locating analysis system of the present embodiment, including sample preparation robot and host computer, sampling machine
Device people connects with host computer；The job information corresponding with job step of preparatory construction is stored in host computer；Job step is preparatory
According to the running state information of sample preparation robot as mark is divided, the sample preparation process of sample preparation robot is divided and is determined；On
Position machine is used in the sample making course of sample preparation robot, monitors the running state information of sample preparation robot, and according to operating status
Information and division identify the job step for determining that sample preparation robot is presently in；When the raw failure of sample preparation machine human hair, by current
Job step information corresponding to locating job step carries out fault locating analysis.Fault locating analysis system through this embodiment
Above-mentioned Fault Locating Method may be implemented.
In the present embodiment, job step information includes dividing mark, the running state information for including in job step, Yi Jiyun
The corresponding fault message of row status information.Running state information includes the sensor status information of sample preparation robot, and/or communication
Information.Dividing mark includes that job step starts to identify and/or job step end of identification.In same job step, identified as dividing
Running state information be unique.Job step information further includes job step identification code；Job step information further includes subsequent work
The job step identification code of step.Job step information includes 1 or more job step end of identification, and each job step end of identification is corresponding
The job step identification code of one subsequent work step.
Above-mentioned only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form.Although of the invention
It has been disclosed in a preferred embodiment above, however, it is not intended to limit the invention.Therefore, all without departing from technical solution of the present invention
Content, technical spirit any simple modifications, equivalents, and modifications made to the above embodiment, should all fall according to the present invention
In the range of technical solution of the present invention protection.
Claims (14)
1. a kind of sample preparation robot PLC fault locating analysis method, it is characterised in that: in advance with the operating status of sample preparation robot
Information is independent job step as mark is divided, by the sample preparation process division of sample preparation robot；And it is constructed for each job step
Job step information；
In the sample making course of sample preparation robot, host computer monitors the running state information of sample preparation robot, and according to the fortune
Row status information and described divide identify the job step that determining sample preparation robot is presently in；When the raw failure of sample preparation machine human hair
When, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.
2. sample preparation robot PLC fault locating analysis method according to claim 1, it is characterised in that: the job step
Information includes the division mark, the corresponding failure letter of running state information and running state information for including in job step
Breath.
3. sample preparation robot PLC fault locating analysis method according to claim 2, it is characterised in that: the operation shape
State information includes the sensor status information and/or the communication information of sampling machine device people.
4. sample preparation robot PLC fault locating analysis method according to claim 3, it is characterised in that: the division mark
Know includes that job step starts to identify and/or job step end of identification.
5. sample preparation robot PLC fault locating analysis method according to claim 4, it is characterised in that: the job step
Information further includes job step identification code；
The job step information further includes the job step identification code of subsequent work step.
6. sample preparation robot PLC fault locating analysis method according to claim 5, it is characterised in that: the job step
Information includes 1 or more job step end of identification, the job step of the corresponding subsequent work step of each job step end of identification
Identification code.
7. sample preparation robot PLC fault locating analysis method according to any one of claims 1 to 6, it is characterised in that: same
It is unique as the running state information for dividing mark in one job step.
8. a kind of sample preparation robot PLC fault locating analysis system, it is characterised in that: including sample preparation robot and host computer, institute
Sample preparation robot is stated to connect with host computer；
The job information corresponding with job step of preparatory construction is stored in the host computer；The job step is previously according to system
The sample preparation process of sample preparation robot is divided and is determined as mark is divided by the running state information of sample robot；
The host computer is used in the sample making course of sample preparation robot, monitors the running state information of sample preparation robot, and root
According to the running state information and the job step for dividing the determining sample preparation robot of mark and being presently in；When sample preparation machine human hair
When raw failure, fault locating analysis is carried out by job step information corresponding to the job step that is presently in.
9. sample preparation robot PLC fault locating analysis system according to claim 8, it is characterised in that: the job step
Information includes the division mark, the corresponding failure letter of running state information and running state information for including in job step
Breath.
10. sample preparation robot PLC fault locating analysis system according to claim 9, it is characterised in that: the operation shape
State information includes the sensor status information and/or the communication information of sampling machine device people.
11. sample preparation robot PLC fault locating analysis system according to claim 10, it is characterised in that: the division
Mark includes that job step starts to identify and/or job step end of identification.
12. sample preparation robot PLC fault locating analysis system according to claim 11, it is characterised in that: the work
Walking information further includes job step identification code；
The job step information further includes the job step identification code of subsequent work step.
13. sample preparation robot PLC fault locating analysis system according to claim 12, it is characterised in that: the work
Walk the job step end of identification that information includes 1 or more, the work of each corresponding subsequent work step of job step end of identification
Walk identification code.
14. according to the described in any item sample preparation robot PLC fault locating analysis systems of claim 8 to 13, it is characterised in that:
It is unique as the running state information for dividing mark in same job step.
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| CN201811600732.9A CN109739169A (en) | 2018-12-26 | 2018-12-26 | A kind of sample preparation robot PLC fault locating analysis method and system |
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