CN106997181A - A kind of equipment safety control system and its control method - Google Patents
A kind of equipment safety control system and its control method Download PDFInfo
- Publication number
- CN106997181A CN106997181A CN201710363296.7A CN201710363296A CN106997181A CN 106997181 A CN106997181 A CN 106997181A CN 201710363296 A CN201710363296 A CN 201710363296A CN 106997181 A CN106997181 A CN 106997181A
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- Prior art keywords
- instruction
- power switch
- card
- identifying device
- power supply
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Classifications
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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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to the technical field of safety protection of manufacturing and processing equipment, refer in particular to a kind of equipment safety control system and its control method, including total power switch, motion control power is switched and calculation process power switch, also include instruction identifying device, power supply output driving controller, instruct identifying device and at least two instruction identification cards, after being verified of instruction identifying device of the first operating personnel, equipment safety control system enters corresponding state, not only instruction identifying device forbids proofing state into identification, prevent other operating personnel from bringing security risk to the start stop operation of equipment or maloperation.Only after the instruction identifying device of the first operating personnel is verified again, equipment safety control system could enter standby recognizable proofing state.When the instruction identifying device of the first operating personnel is verified for the second time, it is ensured that the first operating personnel have moved away from the danger zone of equipment, so as to ensure that the personal safety of operating personnel, reliability is higher.
Description
Technical field
The present invention relates to the technical field of safety protection of manufacturing and processing equipment, a kind of equipment safety control system is referred in particular to
And its control method.
Background technology
With developing rapidly for science and technology, the scale of automated manufacturing equipment is also more and more huger, the safety guarantor of equipment
Shield is also increasingly paid attention to, and have increases double starting switch in equipment, has and infrared inductor is installed on safety door, although
Also the generation of many contingencies has been prevented, but existing process equipment can typically have multiple operating personnel to carry out on the market
Start and stop control, if operating personnel are safeguarded in device interior or during inspection operation, because existing equipment can not be examined
The operating personnel for being safeguarded or being overhauled in measuring car storehouse are non-if there is other people to carry out starting or stoping operation to equipment
Chang Rongyi produces security incident, and substantially, potential safety hazard is larger, it would be highly desirable to solve for defect.
The content of the invention
It is high the technical problem to be solved in the present invention is to provide a kind of security protection rank, it can more effectively prevent manufacturing equipment wound
And the equipment safety control system and its control method of operating personnel.
In order to solve the above-mentioned technical problem, the present invention is adopted the following technical scheme that：A kind of equipment safety control system, including
Total power switch, the motion control power electrically connected with total power switch switch and calculation process power switch, it is characterised in that：
The instruction identification dress for also include instruction identifying device, power supply output driving controller, electrically connecting with power supply output driving controller
Put and at least two instruction identification cards.
It is preferred that, the quantity of the instruction identification card is three, and this three instruction identification cards are respectively operation card, maintenance code
With maintenance card.
It is preferred that, the instruction identifying device is magnetic card sensing identifier, card reader, Quick Response Code identifier, fingerprint recognition
Device or PIN PAD；The instruction identification card is sensing magnetic card, magnetic stripe card or the card for being printed with Quick Response Code.
A kind of equipment safety system control method, including total power switch, the motion control that is electrically connected with total power switch
Power switch and calculation process power switch, in addition to instruction identifying device, power supply output driving controller and power supply are exported and driven
The instruction identifying device of movement controller electrical connection and at least two instruction identification cards；
The total power switch is configured as the general supply open circuit of control device and closed circuit, motion control power switch by with
It is set in control device the open circuit of the power supply of movable part and closed circuit, the calculation process power switch is configured as control and set
The open circuit of the power supply of standby middle fixed component and closed circuit；
After one of them described instruction identification card is identified with instruction identifying device, corresponding instruction is sent to power supply output
Drive control device, calls corresponding control program to control total power switch, motion control electricity by power supply output driving controller
The open circuit of source switch and calculation process power switch and closed circuit；
After checking is identified with the instruction identifying device in one of instruction identification card, instruction identifying device enters identification
Forbid proofing state, no longer any other instruction identification card is verified, also forbid sending out to power supply output driving controller
New instruction is sent, is only recognized and after be verified when the instruction identification card is commanded identifying device again, instructs identifying device
Exit identification and forbid proofing state, and enter standby recognizable proofing state.
It is preferred that, the quantity of the instruction identification card is three, and this three instruction identification cards are respectively operation card, maintenance code
With maintenance card；After operation card and the instruction identifying device carry out identification checking for the first time, the instruction normally run is transmitted
To the power supply output driving controller, power supply output driving controller calls corresponding normal operation control program total to control
Power switch, motion control power switch and calculation process power switch are closed circuit state, and instruction identifying device enters identification
Forbid proofing state, instruction identifying device no longer Verify Repair card and maintenance blocks, and forbids sending out to power supply output driving controller
Send new instruction；
Recognized and after be verified when operation card is commanded identifying device for the second time, the instruction of shutdown is sent to the power supply defeated
Go out drive control device, power supply output driving controller calls corresponding normal operation control program to control total power switch, fortune
Dynamic control power switch and calculation process power switch are open-circuit condition, and instruction identifying device exits identification and forbids verifying shape
State, and enter standby recognizable proofing state.
It is preferred that, after checking is identified with the instruction identifying device in maintenance code, the instruction of service mode is transmitted
To the power supply output driving controller, power supply output driving controller calls corresponding maintenance control program to control general supply
Switch, motion control power switch and calculation process power switch are open-circuit condition, and instruction identifying device is forbidden into identification
Proofing state, instruction identifying device no longer verifies operation card and maintenance card, and forbids sending new to power supply output driving controller
Instruction；
Recognized and after be verified when maintenance code is commanded identifying device for the second time, the instruction of shutdown is sent to the power supply defeated
Go out drive control device, power supply output driving controller calls corresponding normal operation control program to control total power switch, fortune
Dynamic control power switch and calculation process power switch are open-circuit condition, and instruction identifying device exits identification and forbids verifying shape
State, and enter standby recognizable proofing state.
It is preferred that, after checking is identified with the instruction identifying device in maintenance card, the instruction of the state of maintenance is transmitted
To the power supply output driving controller, power supply output driving controller calls corresponding maintenance control program to control general supply
It is open-circuit condition that switch and calculation process power switch, which are closed circuit state, motion control power is switched, and instruction identifying device is entered
Enter identification and forbid proofing state, instruction identifying device no longer verifies operation card and maintenance code, and forbids to power supply output driving control
Device processed sends new instruction；
Recognized and after be verified when maintenance card is commanded identifying device for the second time, the instruction of shutdown is sent to the power supply defeated
Go out drive control device, power supply output driving controller calls corresponding normal operation control program to control total power switch, fortune
Dynamic control power switch and calculation process power switch are open-circuit condition, and instruction identifying device exits identification and forbids verifying shape
State, and enter standby recognizable proofing state.
It is preferred that, the instruction identifying device is magnetic card sensing identifier, card reader or Quick Response Code identifier；The instruction
Identification card is sensing magnetic card, magnetic stripe card or the card for being printed with Quick Response Code.
It is preferred that, the instruction identifying device is Fingerprint Identification Unit or PIN PAD.
The beneficial effects of the present invention are：The invention provides a kind of equipment safety control system, in actual applications, if
Standby upper motion control power switch and the calculation process power switch for process of signal transmission for control unit move portion
Respective independent control, and powered by general supply to motion control power switch and calculation process power switch, general supply connection is total
Power switch.
After being verified of instruction identifying device of the first operating personnel, equipment safety control system enters corresponding
State, not only instructs identifying device to forbid proofing state into identification, prevent other operating personnel to the start stop operation of equipment or
Maloperation brings security risk.Only after the instruction identifying device of the first operating personnel is verified again, equipment safety control
System could enter standby recognizable proofing state.When the instruction identifying device of the first operating personnel is verified for the second time, it is ensured that
First operating personnel have moved away from the danger zone of equipment, so as to ensure that the personal safety of operating personnel, reliability is higher.
Brief description of the drawings
Fig. 1 is the structural principle block diagram of present device safety control system.
Embodiment
For the ease of the understanding of those skilled in the art, with reference to embodiment, the present invention is further illustrated, real
The content that the mode of applying is referred to not limitation of the invention.
As shown in figure 1, a kind of equipment safety control system, including total power switch 1, electrically connected with total power switch 1
Motion control power switch 2 and calculation process power switch 3, in addition to instruction identifying device 4, power supply output driving controller 5,
The instruction identification card of instruction identifying device 4 and at least two electrically connected with power supply output driving controller 5；The total power switch
1 is configured as the general supply open circuit of control device and closed circuit, and the motion control power switch 2 is configured as can in control device
The open circuit of the power supply of moving parts and closed circuit, the calculation process power switch 3 is configured as fixed component in control device
The open circuit of power supply and closed circuit；After one of them described instruction identification card is identified with instruction identifying device 4, it will instruct accordingly
Power supply output driving controller 5 is sent to, calls corresponding control program to control general supply by power supply output driving controller 5
Switch 1, motion control power switch 2 and the open circuit of calculation process power switch 3 and closed circuit；When one of instruction identification card with
The instruction identifying device 4 is identified after checking, and instruction identifying device 4 forbids proofing state into identification, no longer to any
Others instruction identification card is verified, also forbids sending new instruction to power supply output driving controller 5, only when the instruction
Identification card is commanded after identifying device 4 recognizes and be verified again, and instruction identifying device 4 exits identification and forbids proofing state,
And enter standby recognizable proofing state.
In actual applications, the motion control power switch 2 in equipment for control unit move portion for signal with passing
The respective independent control of calculation process power switch 3 of defeated processing, and by general supply to motion control power switch 2 and calculation process
Power switch 3 is powered, general supply connection total power switch 1.
After being verified of instruction identifying device 4 of the first operating personnel, equipment safety control system enters corresponding
State, not only instruct identifying device 4 to forbid proofing state into identification, prevent other operating personnel to the start stop operation of equipment
Or maloperation brings security risk.Only after the instruction identifying device 4 of the first operating personnel is verified again, equipment safety control
System processed could enter standby recognizable proofing state.In second of the checking of instruction identifying device 4 of the first operating personnel, really
Protect the first operating personnel and have moved away from the danger zone of equipment, so as to ensure that the personal safety of operating personnel, reliability is higher.
In the present embodiment, it is described instruction identification card quantity be three, this three instruction identification cards be respectively operation card 6,
Maintenance code 7 and maintenance card 8；After operation card 6 and the instruction identifying device 4 carry out identification checking for the first time, will normally it run
Instruction be sent to the power supply output driving controller 5, power supply output driving controller 5 calls corresponding normal operation control
Program is closed circuit state to control total power switch 1, motion control power switch 2 and calculation process power switch 3, and instruction is known
Other device 4 forbids proofing state, instruction identifying device 4 no longer Verify Repair card 7 and maintenance card 8 into identification, and forbids to electricity
Source output driving controller 5 sends new instruction；Recognized and after be verified when operation card 6 is commanded identifying device 4 for second,
The instruction of shutdown is sent to the power supply output driving controller 5, power supply output driving controller 5 calls corresponding normal fortune
Row control program is open-circuit condition to control total power switch 1, motion control power switch 2 and calculation process power switch 3,
Instruction identifying device 4 exits identification and forbids proofing state, and enters standby recognizable proofing state.
After the progress identification checking for the first time of the instruction identifying device 4 of operating personnel of operation is responsible for, equipment enters normally
Production run state, i.e., under operational mode, the safety door of equipment can not be opened, be responsible for maintenance and/or maintenance operating personnel
Both instruction identification verification operation can not be carried out, is also prohibited from entering in equipment and is repaired and/or maintained operation, it is ensured that Suo Youcao
Make the personal safety of personnel, security reliability is higher.
In the present embodiment, after checking is identified with the instruction identifying device 4 in maintenance code 7, by the finger of service mode
Order is sent to the power supply output driving controller 5, and power supply output driving controller 5 calls corresponding maintenance control program to control
Total power switch 1 processed, motion control power switch 2 and calculation process power switch 3 are open-circuit condition, instruct identifying device 4
Forbid proofing state into identification, instruction identifying device 4 no longer verifies that operation blocks 6 and maintenance card 8, and forbids exporting drive to power supply
Movement controller 5 sends new instruction；Recognized and after be verified when maintenance code 7 is commanded identifying device 4 for second, by shutdown
Instruction is sent to the power supply output driving controller 5, and power supply output driving controller 5 calls corresponding normal operation control journey
Sequence is open-circuit condition to control total power switch 1, motion control power switch 2 and calculation process power switch 3, instruction identification
Device 4 exits identification and forbids proofing state, and enters standby recognizable proofing state.
Equipment is under maintenance mode, after the operating personnel for being responsible for maintenance enter equipment, mobile all portions in equipment
Part is immovable, it is ensured that maintenance operating personnel personal safety, while under service mode the total power switch 1 of equipment,
Motion control power switch 2 and calculation process power switch 3 be open-circuit condition, prevented the electric shock risk of operating personnel；This
Outside, the uncontrollable equipment safety control system of other operating personnel, it is to avoid other operating personnel carry out any operation to equipment,
Until being responsible for out and away from danger zone in operating personnel's slave unit of maintenance, security reliability is higher.
In the present embodiment, after checking is identified with the instruction identifying device 4 in maintenance card 8, by the finger of the state of maintenance
Order is sent to the power supply output driving controller 5, and power supply output driving controller 5 calls corresponding maintenance control program to control
Total power switch 1 and calculation process power switch 3 processed be closed circuit state, motion control power switch 2 be open-circuit condition, instruction
Identifying device 4 forbids proofing state into identification, and instruction identifying device 4 no longer verify that operation blocks 6 and maintenance code 7, and forbid to
Power supply output driving controller 5 sends new instruction；Recognize and be verified when maintenance card 8 is commanded identifying device 4 for second
Afterwards, the instruction of shutdown is sent to the power supply output driving controller 5, power supply output driving controller 5 is called accordingly just
Often operation control program is open circuit to control total power switch 1, motion control power switch 2 and calculation process power switch 3
State, instruction identifying device 4 exits identification and forbids proofing state, and enters standby recognizable proofing state.
Equipment is under maintenance pattern, after the operating personnel for being responsible for maintenance enter equipment, mobile all portions in equipment
Part is immovable, it is ensured that maintenance operating personnel personal safety, while under maintenance state equipment the He of total power switch 1
Calculation process power switch 3 is closed circuit state, and the maintenance work of operating personnel is not influenceed；In addition, other operating personnel can not
Control device safety control system, it is to avoid other operating personnel carry out any operation to equipment, until being responsible for the operation of maintenance
Out and away from danger zone in personnel's slave unit, security reliability is higher.
In the present embodiment, the instruction identifying device 4 is that magnetic card senses identifier, and the instruction identification card is sensing magnetic
Card, it is simple and convenient by the way that sensing magnetic card is carried out into authority recognition authentication function by way of magnetic card sensing identifier, it is real
It is strong with property.
When the instruction identifying device 4 is card reader, the instruction identification card is magnetic stripe card, by the way that magnetic stripe card is being brushed
The mode swiped on card device carries out authority recognition authentication function, simple and convenient, practical.
When the instruction identifying device 4 is Quick Response Code identifier, the instruction identification card is the card for being printed with Quick Response Code
Piece, carries out authority recognition authentication function by way of the card for being printed with Quick Response Code is scanned on Quick Response Code identifier, behaviour
Make simple and convenient, it is practical.
It should be added that：The instruction identifying device 4 is that can be passed through with Fingerprint Identification Unit or PIN PAD
Fingerprint or password alternative command identification card, without carrying instruction identification card, use more convenient, practicality is stronger.
In the description of the invention, it is necessary to which explanation, for the noun of locality, if any term, " " center ", " is indulged at " laterally (X) "
To (Y) ", " vertical (Z) " " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " water
It is flat ", " top ", " bottom ", " interior ", " outer ", " clockwise ", the indicating position such as " counterclockwise " and position relationship is based on shown in the drawings
Orientation or position relationship, are for only for ease of the narration present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, be constructed and operated with particular orientation, it is impossible to be interpreted as the specific protection model of the limitation present invention
Enclose.
In addition, be only used for describing purpose if any term " first ", " second ", and it is not intended that indicating or implying relatively heavy
The property wanted or the implicit quantity for indicating technical characteristic.Thus, defining " first ", " second " feature can express or implicit include
One or more this feature, in the present description, " several " are meant that two or more, unless otherwise clearly having
The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, it should make if any term " assembling ", " connected ", " connection " term
Broad sense is gone to understand, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can also be that machinery connects
Connect；Can be joined directly together or be connected by intermediary, can be that two element internals are connected.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Embodiment described above only expresses some embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of equipment safety control system, including total power switch（1）With total power switch（1）The motion control of electrical connection
Power switch（2）And calculation process power switch（3）, it is characterised in that：Also include instruction identifying device（4）, power supply output drive
Movement controller（5）And power supply output driving controller（5）The instruction identifying device of electrical connection（4）And at least two instruction identification
Card.
2. equipment safety control system according to claim 1, it is characterised in that：The quantity of the instruction identification card is three
Individual, this three instruction identification cards are respectively operation card（6）, maintenance code（7）With maintenance card（8）.
3. equipment safety control system according to claim 1 or 2, it is characterised in that：The instruction identifying device（4）For
Magnetic card sensing identifier, card reader, Quick Response Code identifier, Fingerprint Identification Unit or PIN PAD；The instruction identification card is sense
Answer magnetic card, magnetic stripe card or be printed with the card of Quick Response Code.
4. a kind of equipment safety system control method, including total power switch（1）With total power switch（1）The motion of electrical connection
Control power switch（2）And calculation process power switch（3）, it is characterised in that：Also include instruction identifying device（4）, power supply it is defeated
Go out drive control device（5）And power supply output driving controller（5）The instruction identifying device of electrical connection（4）And at least two instruction
Identification card；
The total power switch（1）It is configured as the general supply open circuit and closed circuit, the motion control power switch of control device
（2）It is configured as the open circuit of the power supply of movable part and closed circuit, the calculation process power switch in control device（3）By with
It is set in control device the open circuit of the power supply of fixed component and closed circuit；
One of them described instruction identification card and instruction identifying device（4）After being identified, corresponding instruction is sent to power supply
Output driving controller（5）, by power supply output driving controller（5）Corresponding control program is called to control total power switch
（1）, motion control power switch（2）With calculation process power switch（3）Open circuit and closed circuit；
When one of instruction identification card and the instruction identifying device（4）It is identified after checking, instructs identifying device（4）Enter
Enter identification and forbid proofing state, no longer any other instruction identification card is verified, also forbidden to power supply output driving control
Device processed（5）New instruction is sent, only when the instruction identification card is commanded identifying device again（4）After recognizing and being verified,
Instruct identifying device（4）Exit identification and forbid proofing state, and enter standby recognizable proofing state.
5. equipment safety system control method according to claim 4, it is characterised in that：The quantity of the instruction identification card
For three, this three instruction identification cards are respectively operation card（6）, maintenance code（7）With maintenance card（8）；
When operation card（6）With the instruction identifying device（4）Carry out after identification checking for the first time, the instruction normally run is transmitted
To the power supply output driving controller（5）, power supply output driving controller（5）Call corresponding normal operation control program with
Control total power switch（1）, motion control power switch（2）With calculation process power switch（3）It is closed circuit state, instruction is known
Other device（4）Forbid proofing state into identification, instruct identifying device（4）No longer Verify Repair card（7）With maintenance card（8）, and
Forbid to power supply output driving controller（5）Send new instruction；
When operation card（6）Identifying device is commanded for the second time（4）After recognizing and being verified, the instruction of shutdown is sent to described
Power supply output driving controller（5）, power supply output driving controller（5）Call corresponding normal operation control program total to control
Power switch（1）, motion control power switch（2）With calculation process power switch（3）It is open-circuit condition, instructs identifying device
（4）Exit identification and forbid proofing state, and enter standby recognizable proofing state.
6. equipment safety system control method according to claim 4, it is characterised in that：Work as maintenance code（7）Refer to described
Make identifying device（4）It is identified after checking, the instruction of service mode is sent to the power supply output driving controller（5）,
Power supply output driving controller（5）Corresponding maintenance control program is called to control total power switch（1）, motion control power opens
Close（2）With calculation process power switch（3）It is open-circuit condition, instructs identifying device（4）Forbid proofing state into identification, refer to
Make identifying device（4）No longer checking operation blocks（6）With maintenance card（8）, and forbid to power supply output driving controller（5）Send new
Instruction；
Work as maintenance code（7）Identifying device is commanded for the second time（4）After recognizing and being verified, the instruction of shutdown is sent to described
Power supply output driving controller（5）, power supply output driving controller（5）Call corresponding normal operation control program total to control
Power switch（1）, motion control power switch（2）With calculation process power switch（3）It is open-circuit condition, instructs identifying device
（4）Exit identification and forbid proofing state, and enter standby recognizable proofing state.
7. equipment safety system control method according to claim 4, it is characterised in that：When maintenance card（8）Refer to described
Make identifying device（4）It is identified after checking, the instruction of the state of maintenance is sent to the power supply output driving controller（5）,
Power supply output driving controller（5）Corresponding maintenance control program is called to control total power switch（1）With calculation process power supply
Switch（3）It is closed circuit state, motion control power switch（2）For open-circuit condition, identifying device is instructed（4）Forbid into identification
Proofing state, instructs identifying device（4）No longer checking operation blocks（6）And maintenance code（7）, and forbid controlling to power supply output driving
Device（5）Send new instruction；
When maintenance card（8）Identifying device is commanded for the second time（4）After recognizing and being verified, the instruction of shutdown is sent to described
Power supply output driving controller（5）, power supply output driving controller（5）Call corresponding normal operation control program total to control
Power switch（1）, motion control power switch（2）With calculation process power switch（3）It is open-circuit condition, instructs identifying device
（4）Exit identification and forbid proofing state, and enter standby recognizable proofing state.
8. the equipment safety system control method according to claim 5,6 or 7, it is characterised in that：The instruction identification dress
Put（4）For magnetic card sensing identifier, card reader or Quick Response Code identifier；It is described instruction identification card for sensing magnetic card, magnetic stripe card or
It is printed with the card of Quick Response Code.
9. the equipment safety system control method according to claim 5,6 or 7, it is characterised in that：The instruction identification dress
Put（4）For Fingerprint Identification Unit or PIN PAD.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710363296.7A CN106997181A (en) | 2017-05-22 | 2017-05-22 | A kind of equipment safety control system and its control method |
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| CN201710363296.7A CN106997181A (en) | 2017-05-22 | 2017-05-22 | A kind of equipment safety control system and its control method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943815A (en) * | 2019-04-09 | 2019-06-28 | 深圳市华星光电技术有限公司 | A kind of sputtering equipment and its transport mechanism stop compound method |
| CN114815671A (en) * | 2021-01-19 | 2022-07-29 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Multiple protection control method and system for vacuum pipeline control |
| CN117027553A (en) * | 2023-07-18 | 2023-11-10 | 义乌晶澳太阳能科技有限公司 | Equipment safety protection electronic lock device and control method thereof |
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| CN203324716U (en) * | 2013-04-16 | 2013-12-04 | 阮开顺 | Control device for power switch |
| CN103995507A (en) * | 2014-05-05 | 2014-08-20 | 国家电网公司 | Transformer substation device maintenance safety monitoring system and method |
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| CN106325124A (en) * | 2016-08-17 | 2017-01-11 | 长沙海川自动化设备有限公司 | Mounting and dismounting control method for tower crane or building hoist |
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Application publication date: 20170801 |