CN107908147B - Method for preventing misoperation - Google Patents
Method for preventing misoperation Download PDFInfo
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- CN107908147B CN107908147B CN201710875024.5A CN201710875024A CN107908147B CN 107908147 B CN107908147 B CN 107908147B CN 201710875024 A CN201710875024 A CN 201710875024A CN 107908147 B CN107908147 B CN 107908147B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/16—Plc to applications
- G05B2219/163—Domotique, domestic, home control, automation, smart, intelligent house
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Image Analysis (AREA)
- Image Processing (AREA)
Abstract
The present invention provides a kind of anti-misoperation system and methods, are applied to industrial equipment.The system includes: image collecting device, the image for the target that the operator for acquiring industrial equipment checks, wherein checks that target is distributed areas of the target that will operate of operator on industrial equipment；Image processing apparatus obtains the predetermined characteristic that target is checked in image for handling the image of acquisition；The predetermined characteristic of target comparison device, the target for operating the obtained predetermined characteristic for checking target and operator is made comparisons, and controls whether operation target acts according to comparison result, wherein operation target is the actuating mechanism to be activated in industrial equipment.This method comprises: image acquisition step；Image processing step；And target compares step, returns to image acquisition step.Operation of the present invention is easy, effectively protects to artificial maloperation, has prompting function, efficiently reduces economic loss and casualties.
Description
Technical field
The present invention relates to industrial control field more particularly to a kind of anti-misoperation system and methods.
Background technique
It is anti-that existing anti-misoperation system is divided into extreme position protection, interlock protection, interlock protection and personal safety
Shield.Wherein, extreme position protection is chiefly used in the adjustment mechanism of equipment, is respectively provided with one in two limit positions of adjustment mechanism and connects
Nearly switch protects equipment limit position.Interlock protection is generally used for equipment same mechanism, for example does not allow to decline when rising,
Do not allow to invert when rotating forward.Interlock protection is generally used for equipment different institutions, and equipment work has fixed motion flow, only
It just can be carried out next movement after previous movement is completed.Personal safe protection is to utilize safe grating, one system of safety door
Column safeguard protection component protects the person, when people enters area's device within the domain emergent stopping.
However only these be it is inadequate, safety door and safe grating can not cover each corner of equipment, interlocking
Protection is just in equipment same mechanism, and interlock protection is just under automatic condition and the protection of equipment under normal circumstances.And by
Accidentally behaviour can not protect caused by people.As it can be seen that existing anti-misoperation system carries out chain, interlocking for device action
Protection, and can not the operation error caused by artificial origin protect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of anti-misoperation systems that maloperation is prevented by visual identity
System and method.
In order to solve the above-mentioned technical problem, the invention discloses following technical solutions:
On the one hand, it proposes a kind of anti-misoperation system, is applied to industrial equipment.The system includes:
Image collecting device, the image for the target that the operator for acquiring the industrial equipment checks, wherein described
Check that target is the distributed areas of the target that will operate of operator on the industrial equipment；
Image processing apparatus is handled for the image to image acquisition device, obtains checking target in image
Predetermined characteristic；
Target comparison device, the predetermined characteristic for checking target and operator for obtaining image processing apparatus operate
The predetermined characteristic of target make comparisons, and control whether operation target acts according to comparison result, wherein the operation target is
The actuating mechanism to be activated in the industrial equipment.
For above-mentioned anti-misoperation system, laser pen is additionally provided on described image acquisition device, laser pen is used to help grasp
Make personnel and image collecting device specifies target.
For above-mentioned anti-misoperation system, described image acquisition device is smart camera.
For above-mentioned anti-misoperation system, the target comparison device is also used to check target and operation as operator
The comparison result of target is that the inconsistent alarm of predetermined characteristic prompts operator.
For above-mentioned anti-misoperation system, the target comparison device is programmable logic controller (PLC) PLC.
For above-mentioned anti-misoperation system, the predetermined characteristic is that the target that operator will operate is set in the industry
The color of pictorial symbolization in standby upper distributed areas.
On the other hand, it proposes a kind of method for preventing misoperation, is applied to industrial equipment.This method comprises:
Step S1 acquires the image for the target that the operator of the industrial equipment checks, wherein described to check that target is
The distributed areas of the target that operator will operate on the industrial equipment；
Step S2 is handled to obtain the predetermined characteristic that target is checked in image to acquired image；
The predetermined characteristic of the operation target of the obtained predetermined characteristic for checking target and operator is made ratio by step S3
Compared with, and controlling whether operation target acts according to comparison result, wherein the operation target is opened in the industrial equipment
Dynamic actuating mechanism, return step S1,
Wherein step S3 further comprises:
Step S31 receives the predetermined characteristic for checking target；
Step S32, whether detection operator, which presses in the industrial equipment, is used as operation mesh for starting on station
The button of target actuating mechanism, if detecting that button is pressed thens follow the steps S33, if not detecting that button is pressed
Then return step S1；
Step S33, by the predetermined characteristic for checking target with operation target predetermined characteristic make comparisons, if check target with
Operation target predetermined characteristic unanimously thens follow the steps S34, if inconsistent then follow the steps S35；
Step S34 starts the actuating mechanism that the button pressed is controlled, return step S1；
Step S35, the actuating mechanism that the button pressed is controlled is static, return step S1.
For above-mentioned method for preventing misoperation, the predetermined characteristic is that the target that operator will operate is set in the industry
The color of pictorial symbolization in standby upper distributed areas.
For above-mentioned method for preventing misoperation, control whether operation target acts further packet according to comparison result in step S3
It includes: when the comparison result of operator checked target and operate target is that the inconsistent alarm of predetermined characteristic prompts operator
Member.
In some industrial equipments, number of components is more, and the technological process of production is complicated, in case of human operational error's meeting
It causes badly damaged to equipment and injures and deaths is caused to personnel.Anti-misoperation system and method for the invention by vision-based detection with
Personnel's operation combines, and the actuating mechanism when checking that target is consistent with target is operated as operation target can be run.This hair
It is bright easy to operate, not only have the function of original chain, interlock protection, also effectively protect to artificial maloperation have and mention
Awake function, efficiently reduces economic loss and casualties.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes the embodiment of the present invention
A part is intended only as example and is used to explain the embodiment of the present invention, do not constitute the improper restriction to the embodiment of the present invention.Attached
In figure:
Fig. 1 is the structural schematic diagram of anti-misoperation system provided by one embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram for industrial equipment that an example provides；
Fig. 3 is the flow chart of method for preventing misoperation provided by one embodiment of the present invention；
Fig. 4 is the specific flow chart of step S3 in Fig. 3.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
And technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention
A part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Specification and claims and the (if present)s such as term " first " in above-mentioned attached drawing, " second " are for area
Not similar part, without being used to describe a particular order or precedence order.It should be understood that the data used in this way are appropriate
In the case of can be interchanged, so that embodiments herein described herein can be real with the sequence other than illustrating herein
It applies.
The present invention is not only integrated with the function of existing anti-misoperation system, it is most important that joined visual identity and reality
The comparison function of border operation further reminds operator in the case where maloperation.
Fig. 1 is the structural schematic diagram of anti-misoperation system provided by one embodiment of the present invention.Fig. 2 provides for an example
A kind of industrial equipment structural schematic diagram.The anti-misoperation system 1 be applied to industrial equipment 2, including image collecting device 11,
The image processing apparatus 12 being connected with image collecting device 11 and the target comparison device being connected with image processing apparatus 12
13.Image collecting device 11 is connected by the first communication cable with image processing apparatus 12, and image processing apparatus 12 passes through second
Communication cable such as Ethernet cable is connected with target comparison device 13, and target comparison device 13 is connected with industrial equipment 2.
The image for the target that the operator that image collecting device 11 is used to acquire industrial equipment 2 checks.Wherein, mesh is checked
It is designated as the distributed areas of target that operator will operate on industrial equipment 2.Image collecting device 11 can be with pre- timing
Gap is to shoot image in the period.Image collecting device 11 can be using smart camera or the camera of any other type.Image is adopted
Acquisition means 11 are fixed on operator head by binding part, and binding part is such as safety cap.Preferably, in image collector
It sets and laser pen is installed on 11, laser pen, which is installed on image collecting device 11, is used to help operator and image collecting device 11
Specified target.Image collecting device 11 is equivalent to the eyes of people, and image collecting device 11 is used to per se with automatic focusing function
Target is checked in measurement and judgement.
The image that image processing apparatus 12 is used to acquire image collecting device 11 is handled, and obtains checking mesh in image
Target predetermined characteristic.Here, predetermined characteristic can be the distributed areas of target that operator will operate on industrial equipment 2
The color of middle pictorial symbolization is also possible to the graphic features such as the shape of pictorial symbolization.If image collecting device 11 is camera,
The first communication line between camera and image processing apparatus 12 can be camera I/O cable.Image processing apparatus 12 is to image
Processing may include denoising, extract predeterminated target from the image of acquisition, predetermined characteristic etc. extracted to the predeterminated target of extraction
Deng operation.Image processing apparatus 12 is equivalent to the brain of people, is handled the collected data of image collecting device 11, is converted
And transmission.Detailed process will be ingested target by machine vision product for vision-based detection and be converted into picture signal；Utilize difference
Detection instrument various operations are carried out to these signals to extract analysis clarification of objective, Jin Eryou according to the parameter being previously set
Target comparison device 13 obtains differentiation result.
The predetermined characteristic for checking target and operator that target comparison device 13 is used to obtain image processing apparatus 12
The predetermined characteristic of the target of operation is made comparisons, and controls whether operation target acts according to comparison result.Operation target is industry
The actuating mechanism to be activated in equipment 2.Further, target comparison device 13 can be also used for checking mesh as operator
Mark and the comparison result of operation target are that the inconsistent alarm of predetermined characteristic prompts operator.Target comparison device 13 can be adopted
With programmable logic controller (PLC) (PLC:Programmable Logic Controller), being used for will be at image processing apparatus 12
Data after reason are classified, and are extracted to useful data, with the specific characteristic for checking target and operation mesh extracted
Target specific characteristic is compared, warning note in the case where less consistent.Data classification, extract data, data compare,
Warning note is all to be realized in PLC by programming.For example, image processing apparatus 12 by from the image of acquisition analysis handle
What is obtained checks that the predetermined characteristic of target is transported to target comparison device 13, and target comparison device 13 detects whether operator presses
For starting the button of the actuating mechanism as operation target on station in lower industrial equipment 2, when detecting that button is pressed,
Target comparison device 13, which compares, checks that the predetermined characteristic of target is such as red and is previously stored in being somebody's turn to do in target comparison device 13
Whether the corresponding predetermined characteristic of button is consistent, and comparison result is characterized unanimously, such as if the predetermined characteristic of the button is red
The predetermined characteristic of the fruit button be such as yellow then comparison result be characterized it is inconsistent.If feature unanimously if starting press by
The actuating mechanism that button is controlled, the actuating mechanism for controlling the button pressed if inconsistent are static.It is checked by comparing
The predetermined characteristic of target and the predetermined characteristic of operation target determine operator's checks whether target and operation target are same
Target.
Fig. 3 is the flow chart of method for preventing misoperation provided by one embodiment of the present invention.As shown in figure 3, the embodiment mentions
The method for preventing misoperation of confession is applied to industrial equipment 2, and this method comprises the following steps:
Step S1, the image for the target that the operator of acquisition industrial equipment 2 checks.Check that target is that operator will
Distributed areas of the target of operation on industrial equipment 2.It can be to set time slot as period acquisition image, detailed process is each
See whether timing is to setting time slot after the completion of acquisition image, if acquiring image again if, if without timing to setting
Time slot then continues timing, acquires image again when setting time slot.
Step S2 is handled to obtain the predetermined characteristic that target is checked in image to acquired image.Here, make a reservation for spy
Sign can be the color of target pictorial symbolization in the distributed areas on industrial equipment 2 that operator will operate, can also be with
It is the graphic features such as the shape of pictorial symbolization.Image procossing may include denoising, and predeterminated target is extracted from the image of acquisition, right
The predeterminated target of extraction extracts predetermined characteristic etc. operation.
The predetermined characteristic of the operation target of the obtained predetermined characteristic for checking target and operator is made ratio by step S3
Compared with, and control whether operation target acts according to comparison result, return step S1.Operating target is opened in industrial equipment 2
Dynamic actuating mechanism.As shown in figure 4, detailed process is as follows by step S3:
Step S31 receives the predetermined characteristic for checking target；
Step S32, whether detection operator, which presses, is used to start as operation target on station in industrial equipment 2
The button of actuating mechanism returns if not detecting that button is pressed if detecting that button is pressed thens follow the steps S33
Return step S1；
Step S33, by the predetermined characteristic for checking target with operation target predetermined characteristic make comparisons, if check target with
Operation target predetermined characteristic unanimously thens follow the steps S34, if inconsistent then follow the steps S35；
Step S34 starts the actuating mechanism that the button pressed is controlled, return step S1；
Step S35, the actuating mechanism that the button pressed is controlled is static, return step S1.
Preferably, it controls operation target according to comparison result in step S3 and whether acts and further comprise: working as operator
The comparison result checked target and operate target be that the inconsistent alarm of predetermined characteristic prompts operator.
As shown in Fig. 2, by taking industrial equipment 2 is steel rolling equipment as an example, the present invention will be further described.In the middle part of steel rolling equipment
Number of packages amount is more, and the technological process of production is complicated, is easy to happen the maloperation of operator.In this embodiment, by steel rolling equipment
In component divided according to actuating mechanism, the square indicia of different colours is applied on the region that different actuating mechanism is distributed.
For example, being marked in the region of the actuating mechanism distribution of upper roller height adjustment with red square 21, in the adjustment of lower roll angle
It is marked in the region of actuating mechanism distribution with yellow square 22, in the region of the actuating mechanism distribution of lower roll main transmission operation
It is marked with blue square 23.Certainly, the button for starting above-mentioned each actuating mechanism in steel rolling equipment on station is preferably also marked
Know corresponding color, maloperation is less likely to occur such operator.The button for starting the adjustment of upper roller height is red button, is opened
The button of dynamic lower roll angle adjustment is yellow button, and the button of starting lower roll main transmission operation is blue buttons.Meanwhile in PLC
The middle tag definitions by different colours are corresponding actuating mechanism.
As it can be seen that in this embodiment, the predetermined characteristic of target is the graphic color in target.By vision system to rolling
The color detection of steel equipment difference actuating mechanism checks that target passes through so that it is determined that checking the color of the figure marked in target
PLC is compared with the color of operation target.If the actuating mechanism for comparing the button starting unanimously pressed will be according to finger
Fixed movement operation；If inconsistent, the actuating mechanism for the button starting pressed will remain static while alarm
Prompt.
Laser pen is installed on camera and is fixed on operator's safety cap, and guarantees that laser projects direction and camera is clapped
It is consistent to take the photograph direction.When operator station starts operation before the station of steel rolling equipment, the target that eyes are checked is will
The region that the target operated is distributed on steel rolling equipment, then pico- rotary head adjusts laser angle, and laser meaning target is will
The target to be operated, phase chance automatic focus adjustable searches the label of target at this time.Camera will be acquired by the first communication cable
To data be transmitted to image processing apparatus 12, image processing apparatus 12 transfers data to PLC by the second communication cable again, lead to
PLC programming is crossed to complete to compare and the functions such as warning note.When operator presses lower button, the operation target corresponding to the button
Color with check target solid colour when, as operation target actuating mechanism start to act.The behaviour corresponding to the button
When making the color of target and checking that the color of target is inconsistent, the actuating mechanism as operation target is static, and warning note.Such as
The fruit operator actuating mechanism to be operated is the adjustment of lower roll angle, and operator is in the button for pressing starting lower roll angle adjustment
What is checked before is that the region of lower roll main transmission operation, the then collected color for checking target and operator operate target
Color it is inconsistent, therefore the actuating mechanism that PLC adjusts lower roll angle in steel rolling equipment is static., whereas if checking target
Color and operation target solid colour, then the actuating mechanism that PLC adjusts lower roll angle in steel rolling equipment starts dynamic as usual
Make.
In another embodiment, the predetermined characteristic of target can be the graphics shape in target.For example, in steel rolling equipment
The distributed areas of middle upper roller height adjustment mark red rectangle, mark red triangular in the distributed areas of lower roll angle adjustment,
And red circular is marked in the distributed areas of lower roll main transmission campaign, it is of different shapes by being marked in different actuating mechanisms
Figure distinguishes these different actuating mechanisms.Correspondingly, start above-mentioned each actuating mechanism in steel rolling equipment on station
Button preferably also identify corresponding shape, maloperation is less likely to occur such operator.Meanwhile it will not similar shape in PLC
The tag definitions of shape are corresponding actuating mechanism.
The present invention effectively prevents the artificial timely warning note of Wu Cao Zuo ﹑.It solves in industrial equipment production line accidentally
The problem of operation, not only can be improved personal safety, but also can reduce economic loss, good market prospect.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (3)
1. a kind of method for preventing misoperation is applied to industrial equipment, which is characterized in that this method comprises:
Step S1 acquires the image for the target that the operator of the industrial equipment checks, wherein described to check target for operation
The distributed areas of the target that personnel will operate on the industrial equipment；
Step S2 is handled to obtain the predetermined characteristic that target is checked in image to acquired image；
Step S3 makes comparisons the obtained predetermined characteristic for checking target with the predetermined characteristic of the operation target of operator, and
Control whether operation target acts according to comparison result, wherein the operation target is activated in the industrial equipment
Actuating mechanism, return step S1,
Wherein step S3 further comprises:
Step S31 receives the predetermined characteristic for checking target；
Step S32, whether detection operator, which presses, is used to start as operation target on station in the industrial equipment
The button of actuating mechanism returns if not detecting that button is pressed if detecting that button is pressed thens follow the steps S33
Return step S1；
Step S33 makes comparisons the predetermined characteristic for checking target with the predetermined characteristic of operation target, if checking target and operation
Target predetermined characteristic unanimously thens follow the steps S34, if inconsistent then follow the steps S35；
Step S34 starts the actuating mechanism that the button pressed is controlled, return step S1；
Step S35, the actuating mechanism that the button pressed is controlled is static, return step S1.
2. method for preventing misoperation according to claim 1, which is characterized in that the predetermined characteristic is that operator will grasp
The color of pictorial symbolization in the distributed areas of the target of work on the industrial equipment.
3. method for preventing misoperation according to claim 1, which is characterized in that controlled and operated according to comparison result in step S3
Whether target acts: checking that target and the comparison result for operating target are different for predetermined characteristic as operator
Alarm is caused to prompt operator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710875024.5A CN107908147B (en) | 2017-09-25 | 2017-09-25 | Method for preventing misoperation |
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| CN201710875024.5A CN107908147B (en) | 2017-09-25 | 2017-09-25 | Method for preventing misoperation |
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| CN107908147A CN107908147A (en) | 2018-04-13 |
| CN107908147B true CN107908147B (en) | 2019-11-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110110656A (en) * | 2019-05-06 | 2019-08-09 | 朱清 | A kind of static elimination movement monitoring method based on machine vision |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662168A (en) * | 2009-07-17 | 2010-03-03 | 俞琳 | System for preventing misoperation of relay-protection pressing plate and method for controlling same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100640766B1 (en) * | 2004-04-10 | 2006-10-31 | 주식회사 대우일렉트로닉스 | A heat sink plate of the pcb for the plasma display panel |
| CN102547215A (en) * | 2010-12-07 | 2012-07-04 | 河南省电力公司焦作供电公司 | Intelligent visual identification system capable of preventing wrong operation |
| CN103532238B (en) * | 2013-10-22 | 2016-08-24 | 国家电网公司 | A kind of system and method preventing misoperation of change-over switch of transformer substation |
| CN204517965U (en) * | 2015-03-12 | 2015-07-29 | 国网上海市电力公司 | A kind of electrical safety helmet anti-misoperation system |
| CN105553113B (en) * | 2016-03-03 | 2018-12-04 | 云南电网有限责任公司电力科学研究院 | A kind of robot anti-misoperation system and operating method based on intelligent recognition |
| CN205954256U (en) * | 2016-08-26 | 2017-02-15 | 绍兴鸿骏机械有限公司 | Prevent big circular knitting machine operation panel of maloperation |
| CN106814854A (en) * | 2016-12-29 | 2017-06-09 | 杭州联络互动信息科技股份有限公司 | A kind of method and device for preventing maloperation |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662168A (en) * | 2009-07-17 | 2010-03-03 | 俞琳 | System for preventing misoperation of relay-protection pressing plate and method for controlling same |
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