CN108803253A - A kind of heavy-current control switching circuit for UVLED exposure machines - Google Patents
A kind of heavy-current control switching circuit for UVLED exposure machines Download PDFInfo
- Publication number
- CN108803253A CN108803253A CN201810904664.9A CN201810904664A CN108803253A CN 108803253 A CN108803253 A CN 108803253A CN 201810904664 A CN201810904664 A CN 201810904664A CN 108803253 A CN108803253 A CN 108803253A
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- Prior art keywords
- contactor
- time relay
- feet
- heavy
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/001—Functional circuits, e.g. logic, sequencing, interlocking circuits
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Relay Circuits (AREA)
Abstract
The present invention relates to a kind of heavy-current control switching circuit for UVLED exposure machines, including Switching Power Supply, startup/stop button, scram button, time relay T1 ~ T3, A.C. contactor S1, S2, S3.Switching Power Supply, cathode connect the B feet of time relay T1 ~ T3 respectively, and anode connects one end of startup/stop button.One end of another termination scram button of startup/stop button.The other end of scram button connects the A feet of time relay T1 ~ T3 respectively.1 foot of time relay T1 ~ T3 is all connected with firewire L.3 feet of time relay T1 connect the A1 feet of A.C. contactor S1.3 feet of time relay T2 connect the A1 feet of A.C. contactor S2.3 feet of time relay T3 connect the A1 feet of A.C. contactor S3.A.C. contactor S1 ~ S3, A2 foot and L2 feet are all connected with zero curve N, L1 foot and are all connected with firewire L.The present invention is based on hardware circuits to build, and has certain repellence to electromagnetic interference, the stability of UVLED exposure machines can be improved.
Description
Technical field
The present invention relates to mask-free photolithography technical fields, and in particular to a kind of heavy-current control for UVLED exposure machines is opened
Powered-down road.
Background technology
Existing UVLED exposure machines forceful electric power circuit is mostly based on PLC or microcontroller to be controlled, but with factory
Equipment increases, and worse and worse, the failure that UVLED exposure machines occur due to by electromagnetic interference is also increasing whole EMC environment,
This failure has an impact difference to equipment, but the failure of strong electrical control circuit can directly result in board power-off.
Invention content
The purpose of the present invention is to provide a kind of heavy-current control switching circuit for UVLED exposure machines, the circuit is complete
It is built based on hardware circuit, there is certain repellence to electromagnetic interference, the stability of UVLED exposure machines can be improved.
To achieve the above object, present invention employs following technical schemes：
A kind of heavy-current control switching circuit for UVLED exposure machines, including Switching Power Supply DC, startup/stop button K1, emergency stop
It button K2, time relay T1, time relay T2, time relay T3, A.C. contactor S1, A.C. contactor S2 and exchanges
Contactor S3.
Specifically, the Switching Power Supply DC, including firewire L power supply interfaces, zero curve N power supply interfaces, protecting field PE power supplies
Interface, anode+V and cathode-V.Time relay T1 ~ the T3 includes control anode A feet, control cathode B feet, common end 1
3 foot of foot, 2 foot of normally-closed contact and normally opened contact.A.C. contactor S1 ~ the S3 include three groups of alternating-current normally-open contact L1, L2,
L3, control anode A1 foot, control cathode A2 feet, normally opened auxiliary contact NO and normally closed auxiliary contact NC.The Switching Power Supply DC's
Cathode-V is connect with the control cathode B feet of time relay T1, time relay T2 and time relay T3 respectively, anode+V
It is connect with one end of startup/stop button K1；The other end of the startup/stop button K1 connects with one end of scram button K2
It connects；The control with time relay T1, time relay T2 and time relay T3 respectively of the other end of the scram button K2
Positive A feet connection；1 foot of common end of the time relay T1, time relay T2 and time relay T3 are all connected with firewire
L；3 foot of normally opened contact of the time relay T1 is connect with the control anode A1 feet of A.C. contactor S1；The time relay
3 foot of normally opened contact of device T2 is connect with the control anode A1 feet of A.C. contactor S2；The normally opened contact 3 of the time relay T3
Foot is connect with the control anode A1 feet of A.C. contactor S3.The A.C. contactor S1, A.C. contactor S2 and A.C. contactor
The control cathode A2 feet of S3 are all connected with zero curve N；The A.C. contactor S1, A.C. contactor S2 and A.C. contactor S3's is normally opened
Contact L1 feet are all connected with firewire L；The normally opened contact L2 feet of the A.C. contactor S1, A.C. contactor S2 and A.C. contactor S3
It is all connected with zero curve N.
Further, three power supply interfaces of the Switching Power Supply DC are separately connected firewire L, zero curve N and protecting field PE.
Further, T1, T2 foot of the A.C. contactor S1, A.C. contactor S2, A.C. contactor S3 are as defeated
Outgoing interface exports three groups of forceful electric power circuits L1/N1, L2/N2 and L3/N3 respectively.
Further, the startup/stop button is the button with self-locking, and original state position is normally opened.
Further, the scram button is normally off.
Further, the time of the time relay T1, time relay T2 and time relay T3 settings is respectively
5S, 10S and 15S.
By above technical scheme it is found that heavy-current control switching circuit of the present invention, after pressing startup/stop button
Entire circuit is connected, and into starting state, each time relay is acted according to the preset time respectively, is connect respectively
Lead to corresponding A.C. contactor.By setting the different time to each time relay, the power supply of equipment can be allowed negative
It is loaded in different time to power on, less can be born caused by immediate current is excessive circuit.Heavy-current control of the present invention is opened
Powered-down road is not based on the control assemblies such as PLC, microcontroller, is built based entirely on hardware circuit, reduces because control assembly is by electromagnetism
The abnormal electrical power supply situation occurred is interfered, the stability of UVLED exposure machines is effectively increased.
Description of the drawings
Fig. 1 is the circuit diagram of the present invention.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings：
A kind of heavy-current control switching circuit for UVLED exposure machines as shown in Figure 1, including Switching Power Supply DC, startup/stopping
Button K1, scram button K2, time relay T1, time relay T2, time relay T3, A.C. contactor S1, exchange connect
Tentaculum S2 and A.C. contactor S3.
Specifically, the Switching Power Supply DC, including firewire L power supply interfaces, zero curve N power supply interfaces, protecting field PE power supplies
Interface, anode+V and cathode-V.Time relay T1 ~ the T3 includes control anode A feet, control cathode B feet, common end 1
3 foot of foot, 2 foot of normally-closed contact and normally opened contact.A.C. contactor S1 ~ the S3 include three groups of alternating-current normally-open contact L1, L2,
L3, control anode A1 foot, control cathode A2 feet, normally opened auxiliary contact NO and normally closed auxiliary contact NC.The Switching Power Supply DC's
Cathode-V is connect with the control cathode B feet of time relay T1, time relay T2 and time relay T3 respectively, anode+V
It is connect with one end of startup/stop button K1；The other end of the startup/stop button K1 connects with one end of scram button K2
It connects；The control with time relay T1, time relay T2 and time relay T3 respectively of the other end of the scram button K2
Positive A feet connection；1 foot of common end of the time relay T1, time relay T2 and time relay T3 are all connected with firewire
L；3 foot of normally opened contact of the time relay T1 is connect with the control anode A1 feet of A.C. contactor S1；The time relay
3 foot of normally opened contact of device T2 is connect with the control anode A1 feet of A.C. contactor S2；The normally opened contact 3 of the time relay T3
Foot is connect with the control anode A1 feet of A.C. contactor S3.
The control cathode A2 feet of the A.C. contactor S1, A.C. contactor S2 and A.C. contactor S3 are all connected with zero curve N；
The normally opened contact L1 feet of the A.C. contactor S1, A.C. contactor S2 and A.C. contactor S3 are all connected with firewire L；The exchange
The normally opened contact L2 feet of contactor S1, A.C. contactor S2 and A.C. contactor S3 are all connected with zero curve N.
Further, three power supply interfaces of the Switching Power Supply DC are separately connected firewire L, zero curve N and protecting field PE.Institute
The stitch L for stating Switching Power Supply DC indicates that firewire power supply interface, stitch N indicate that zero curve power supply interface, stitch PE indicate that protecting field supplies
Electrical interface.The firewire L power supply interfaces of Switching Power Supply DC are started to exchange fire line, and zero curve N power supply interfaces connect zero curve, and protecting field PE power supply interfaces connect
Ground.
Further, T1, T2 foot of the A.C. contactor S1, A.C. contactor S2, A.C. contactor S3 are as defeated
Outgoing interface exports three groups of forceful electric power circuits L1/N1, L2/N2 and L3/N3 respectively.
Further, the startup/stop button is the button with self-locking, and original state position is normally opened.
Further, the scram button is normally off.
Further, the time of the time relay T1, time relay T2 and time relay T3 settings is respectively
5S, 10S and 15S.
In conclusion heavy-current control switching circuit of the present invention, entire circuit connects after pressing startup/stop button
Logical, into starting state, each time relay is acted according to the preset time respectively, is respectively turned on respective correspondence
A.C. contactor.By setting the different time to each time relay, when the power supply of equipment can be allowed to be supported on different
Between power on, can reduce and be born caused by immediate current is excessive circuit.Heavy-current control switching circuit of the present invention, not base
It in control assemblies such as PLC, microcontrollers, is built based entirely on hardware circuit, reduces and occurred by electromagnetic interference because of control assembly
Abnormal electrical power supply situation effectively increases the stability of UVLED exposure machines.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of not departing from design spirit of the present invention, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain of claims of the present invention determination.
Claims (6)
1. a kind of heavy-current control switching circuit for UVLED exposure machines, it is characterised in that：Including Switching Power Supply DC, starts/stop
Only button K1, scram button K2, time relay T1, time relay T2, time relay T3, A.C. contactor S1, exchange
Contactor S2 and A.C. contactor S3；
Cathode-the V of the Switching Power Supply DC controls with time relay T1, time relay T2 and time relay T3 respectively
Cathode B feet connect, and anode+V is connect with one end of startup/stop button K1；The other end of the startup/stop button K1 with
One end of scram button K2 connects；The other end of the scram button K2 respectively with time relay T1, time relay T2 and
The control anode A feet of time relay T3 connect；The public affairs of the time relay T1, time relay T2 and time relay T3
1 foot is held to be all connected with firewire L altogether；3 foot of normally opened contact of the time relay T1 and the control anode A1 feet of A.C. contactor S1
Connection；3 foot of normally opened contact of the time relay T2 is connect with the control anode A1 feet of A.C. contactor S2；The time after
3 foot of normally opened contact of electric appliance T3 is connect with the control anode A1 feet of A.C. contactor S3；The A.C. contactor S1, ac contactor
The control cathode A2 feet of device S2 and A.C. contactor S3 are all connected with zero curve N；The A.C. contactor S1, A.C. contactor S2 and friendship
The normally opened contact L1 feet of stream contactor S3 are all connected with firewire L；The A.C. contactor S1, A.C. contactor S2 and A.C. contactor
The normally opened contact L2 feet of S3 are all connected with zero curve N.
2. a kind of heavy-current control switching circuit for UVLED exposure machines according to claim 1, it is characterised in that：Institute
Three power supply interfaces for stating Switching Power Supply DC are separately connected firewire L, zero curve N and protecting field PE.
3. a kind of heavy-current control switching circuit for UVLED exposure machines according to claim 1, it is characterised in that：Institute
T1, T2 foot of A.C. contactor S1, A.C. contactor S2, A.C. contactor S3 are stated as output interface, exports three groups respectively
Forceful electric power circuit L1/N1, L2/N2 and L3/N3.
4. a kind of heavy-current control switching circuit for UVLED exposure machines according to claim 1, it is characterised in that：Institute
It is the button with self-locking to state startup/stop button, and original state position is normally opened.
5. a kind of heavy-current control switching circuit for UVLED exposure machines according to claim 1, it is characterised in that：Institute
It is normally off to state scram button.
6. a kind of heavy-current control switching circuit for UVLED exposure machines according to claim 1, it is characterised in that：Institute
The time for stating time relay T1, time relay T2 and time relay T3 settings is respectively 5S, 10S and 15S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904664.9A CN108803253A (en) | 2018-08-09 | 2018-08-09 | A kind of heavy-current control switching circuit for UVLED exposure machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810904664.9A CN108803253A (en) | 2018-08-09 | 2018-08-09 | A kind of heavy-current control switching circuit for UVLED exposure machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108803253A true CN108803253A (en) | 2018-11-13 |
Family
ID=64079666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810904664.9A Pending CN108803253A (en) | 2018-08-09 | 2018-08-09 | A kind of heavy-current control switching circuit for UVLED exposure machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108803253A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201035356Y (en) * | 2007-05-30 | 2008-03-12 | 东风汽车股份有限公司 | Program controller composed of multiple sets of time relays and AC contactor |
| CN102684571A (en) * | 2012-05-31 | 2012-09-19 | 襄垣县树元电器有限公司 | Multipath delay start control device |
| CN207114724U (en) * | 2017-08-31 | 2018-03-16 | 鄂尔多斯市中北煤化工有限公司 | Three-phase synchronous test circuit, device and flame-proof switch testboard |
| CN208537906U (en) * | 2018-08-09 | 2019-02-22 | 合肥芯碁微电子装备有限公司 | A kind of heavy-current control switching circuit for UVLED exposure machine |
-
2018
- 2018-08-09 CN CN201810904664.9A patent/CN108803253A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201035356Y (en) * | 2007-05-30 | 2008-03-12 | 东风汽车股份有限公司 | Program controller composed of multiple sets of time relays and AC contactor |
| CN102684571A (en) * | 2012-05-31 | 2012-09-19 | 襄垣县树元电器有限公司 | Multipath delay start control device |
| CN207114724U (en) * | 2017-08-31 | 2018-03-16 | 鄂尔多斯市中北煤化工有限公司 | Three-phase synchronous test circuit, device and flame-proof switch testboard |
| CN208537906U (en) * | 2018-08-09 | 2019-02-22 | 合肥芯碁微电子装备有限公司 | A kind of heavy-current control switching circuit for UVLED exposure machine |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230088 the 11 level of F3 two, two innovation industrial park, No. 2800, innovation Avenue, Hi-tech Zone, Hefei, Anhui. Applicant after: Hefei Xinqi microelectronics equipment Co., Ltd Address before: 230088 the 11 level of F3 two, two innovation industrial park, No. 2800, innovation Avenue, Hi-tech Zone, Hefei, Anhui. Applicant before: HEFEI XINQI MICROELECTRONIC EQUIPMENT CO., LTD. |
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| CB02 | Change of applicant information |