CN103072383A - Galvanometric laser marking machine and marking control card thereof - Google Patents
Galvanometric laser marking machine and marking control card thereof Download PDFInfo
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- CN103072383A CN103072383A CN2011103297891A CN201110329789A CN103072383A CN 103072383 A CN103072383 A CN 103072383A CN 2011103297891 A CN2011103297891 A CN 2011103297891A CN 201110329789 A CN201110329789 A CN 201110329789A CN 103072383 A CN103072383 A CN 103072383A
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Abstract
The invention is applicable to the technical field of laser marking machines and provides a galvanometric laser marking machine and a marking control card thereof. The galvanometric laser marking machine comprises a laser, a galvanometric system, a focusing lens, an upper computer and the marking control card, wherein the galvanometric system and the focusing lens are arranged on the optical path of a laser beam emitted by the laser in sequence; the upper computer is used for storing marking parameters; the marking control card is used for acquiring the marking parameters and driving a galvanometric motor in the galvanometric system to rotate according to the acquired marking parameters so as to drive a galvanometer in the galvanometric system to rotate; and the marking control card is connected with the galvanometric system through an optical fiber, so that electromagnetic interferences generated by the traditional electric connection manner are avoided, in addition, the optical fiber is low in loss of transmitted signals and strong in antijamming capacity to provide possibility of the remote reliable transmission between the marking control card and the galvanometric system, thus, the working efficiency of the marking machine is improved, and the application range of the galvanometric laser marking machine is broadened.
Description
Technical field
The invention belongs to the laser marking machine technical field, relate in particular to a kind of Mirror Laser-mark machine and mark control card thereof.
Background technology
Laser marking machine is that the laser beam that a kind of utilization converges in to be processed surface scans target surface, so that surfacing generation physics or chemical change, form vestige at work surface, thereby form the device of mark, be specially adapted to the occasion higher to machining accuracy.
Show the structural principle of the Mirror Laser-mark machine that prior art provides such as Fig. 1.The laser beam that laser instrument sends is successively through converging to be processed the surface that places on the processing platform behind galvanometer system, the condenser lens, the mark control card can be controlled laser beam to be processed lip-deep movement by the rotation of galvanometer in the control galvanometer system, thereby gets corresponding mark; Host computer wherein is used for storage mark parameter, and this mark parameter refers to the graphic attribute information to be processed that designs in advance and the coordinate information of key point etc.
In the prior art, be electrically connected between mark control card and the galvanometer system, the electromagnetic interference that this kind connected mode produces is one of key factor that affects the laser marking machine operating efficiency.Laser marking machine is owing to being subject to restriction and the impact of electromagnetic interference under this kind connected mode, the phenomenons such as mark weak effect even light leak can appear, in order to reduce as far as possible the impact of electromagnetic interference, transmission range between mark control card and the galvanometer system can not be long, thereby limited the range of application of laser marking machine.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of Mirror Laser-mark machine, be intended to solve in the Mirror Laser-mark machine that prior art provides, be electrically connected the problem of the electromagnetic interference influence of its generation and restriction laser marking machine operating efficiency between mark control card and the galvanometer system.
The embodiment of the invention is achieved in that a kind of Mirror Laser-mark machine, and described Mirror Laser-mark machine comprises:
Laser instrument is used for giving off laser beam;
Place in turn galvanometer system and condenser lens on the described laser beam light path that described laser instrument sends;
Host computer is used for storage mark parameter;
The mark control card is used for obtaining the described mark parameter of described host computer storage, and according to the rotation of galvanometer motor in the described galvanometer system of described mark driving parameter that obtains, rotates with the galvanometer that drives in the described galvanometer system;
Described mark control card connects described galvanometer system by optical fiber.
Another purpose of the embodiment of the invention is also to provide a kind of mark control card of Mirror Laser-mark machine, and described mark control card connects the galvanometer system of described Mirror Laser-mark machine by optical fiber.
In the embodiment of the invention, the mark control card connects galvanometer system by optical fiber, the electromagnetic interference of having avoided existing electric connection mode to produce, and the optical fiber transmission signal loss is low, antijamming capability is strong, for the transmission of the long-haul reliable between mark control card and the galvanometer system has brought possibility, improved the operating efficiency of marking machine, expanded the range of application of Mirror Laser-mark machine.
Description of drawings
Fig. 1 is the structure principle chart of the Mirror Laser-mark machine that provides of prior art;
Fig. 2 is the structure principle chart of the mark control card of the Mirror Laser-mark machine that provides of the embodiment of the invention.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
The problem of the electromagnetic interference that exists for fear of prior art in the Mirror Laser-mark machine that the embodiment of the invention provides, adopts optical fiber to be connected between mark control card and the galvanometer system.
Particularly, the Mirror Laser-mark machine that the embodiment of the invention provides comprises: laser instrument is used for giving off laser beam; Place in turn galvanometer system and condenser lens on the laser beam light path that laser instrument sends; Host computer is used for storage mark parameter; The mark control card, be used for obtaining the mark parameter of host computer storage, and according to the rotation of galvanometer motor in the mark driving parameter galvanometer system that obtains, rotate with the galvanometer that drives in the galvanometer system, thereby change laser beam in the movement on to be processed surface, get corresponding mark.
In the embodiment of the invention, the mark control card connects galvanometer system by optical fiber, the electromagnetic interference of having avoided existing electric connection mode to produce, and the optical fiber transmission signal loss is low, antijamming capability is strong, for the transmission of the long-haul reliable between mark control card and the galvanometer system has brought possibility, improved the operating efficiency of marking machine, expanded the range of application of Mirror Laser-mark machine.
Fig. 2 shows the structural principle of the mark control card of the Mirror Laser-mark machine that the embodiment of the invention provides, and for convenience of explanation, only shows the part relevant with the embodiment of the invention.
In the embodiment of the invention, the mark control card specifically comprises: serial bus interface unit 101; Fiber optic communication unit 104; Field programmable gate array unit 102 is used for obtaining the mark parameter that host computer is stored by serial bus interface unit 101; Digital signal processing unit 103, be used for the mark parameter that field programmable gate array unit 102 obtains is processed, send galvanometer system to by fiber optic communication unit 104 after being encoded by the mark parameter after the 102 pairs of processing in field programmable gate array unit; Power supply unit 105 is used for to field programmable gate array unit 102 and digital signal processing unit 103 power supplies.Serial bus interface unit 101 wherein is preferably USB (Universal Serial Bus, USB) interface.
In addition, in the embodiment of the invention, the mark control card can also comprise: exented memory unit 106, and for the memory space of expansion of digital signal processing unit 103.
Have, in the embodiment of the invention, the mark control card can also comprise again: flash cell 107 is used for when mark control card off-line working storage mark parameter.
Have, in the embodiment of the invention, the mark control card can also comprise again: jump number real-time clock unit 108, the clock when being used for providing mark control card off-line working.
Have again, in the embodiment of the invention, the mark control card can also comprise: expansion input/output interface 109 is used for receiving the signalization of mark control card and sending to digital signal processing unit 103, or sends setting/control signal that digital signal processing unit 103 generates; Signalization wherein can be power setting signal etc., and the setting/control signal of wherein giving can be foot-operated mark function setting signal, safety door control signal etc.
Have, in the embodiment of the invention, the mark control card can also comprise again: output unit 110, and for the laser control signal that sends digital signal processing unit 103 generations or Q value conditioning signal etc.
The embodiment of the invention also provides a kind of mark control card of aforesaid Mirror Laser-mark machine.
In the embodiment of the invention, the mark control card connects galvanometer system by optical fiber, the electromagnetic interference of having avoided existing electric connection mode to produce, and the optical fiber transmission signal loss is low, antijamming capability is strong, for the transmission of the long-haul reliable between mark control card and the galvanometer system has brought possibility, improved the operating efficiency of marking machine, expanded the range of application of Mirror Laser-mark machine.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all in the embodiment of the invention spirit and principle within do any modification, be equal to and replace and improvement etc., all should be included within the protection domain of the embodiment of the invention.
Claims (10)
1. a Mirror Laser-mark machine is characterized in that, described Mirror Laser-mark machine comprises:
Laser instrument is used for giving off laser beam;
Place in turn galvanometer system and condenser lens on the described laser beam light path that described laser instrument sends;
Host computer is used for storage mark parameter;
The mark control card is used for obtaining the described mark parameter of described host computer storage, and according to the rotation of galvanometer motor in the described galvanometer system of described mark driving parameter that obtains, rotates with the galvanometer that drives in the described galvanometer system;
Described mark control card connects described galvanometer system by optical fiber.
2. Mirror Laser-mark machine as claimed in claim 1 is characterized in that, described mark control card comprises:
The serial bus interface unit;
The fiber optic communication unit;
The field programmable gate array unit is used for obtaining the described mark parameter that described host computer is stored by described serial bus interface unit;
Digital signal processing unit, be used for the described mark parameter that described field programmable gate array unit obtains is processed, send described galvanometer system to by described fiber optic communication unit after by described field programmable gate array unit the described mark parameter after processing being encoded;
Power supply unit is used for to described field programmable gate array unit and digital signal processing unit power supply.
3. Mirror Laser-mark machine as claimed in claim 2 is characterized in that, described mark control card also comprises:
The exented memory unit is for the memory space of expanding described digital signal processing unit.
4. Mirror Laser-mark machine as claimed in claim 2 is characterized in that, described mark control card also comprises:
Flash cell is used for storing described mark parameter when described mark control card off-line working.
5. Mirror Laser-mark machine as claimed in claim 2 is characterized in that, described mark control card also comprises:
Jump number real-time clock unit, the clock when being used for providing described mark control card off-line working.
6. Mirror Laser-mark machine as claimed in claim 2 is characterized in that, described mark control card also comprises:
The expansion input/output interface is used for receiving the signalization of described mark control card and sending to described digital signal processing unit, or sends setting/control signal that described digital signal processing unit generates.
7. Mirror Laser-mark machine as claimed in claim 2 is characterized in that, described mark control card also comprises:
Output unit is used for sending laser control signal or the Q value conditioning signal that described digital signal processing unit generates.
8. such as each described Mirror Laser-mark machine of claim 1 to 7, it is characterized in that, described serial bus interface unit is USB.
9. the mark control card of a Mirror Laser-mark machine is characterized in that, described mark control card connects the galvanometer system of described Mirror Laser-mark machine by optical fiber.
10. the mark control card of Mirror Laser-mark machine as claimed in claim 9 is characterized in that, described mark control card comprises:
The serial bus interface unit;
The fiber optic communication unit;
The field programmable gate array unit is used for obtaining the described mark parameter that described host computer is stored by described serial bus interface unit;
Digital signal processing unit, be used for the described mark parameter that described field programmable gate array unit obtains is processed, send described galvanometer system to by described fiber optic communication unit after by described field programmable gate array unit the described mark parameter after processing being encoded;
Power supply unit is used for to described field programmable gate array unit and digital signal processing unit power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110329789.1A CN103072383B (en) | 2011-10-26 | 2011-10-26 | A kind of Mirror Laser-mark machine and mark control card thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110329789.1A CN103072383B (en) | 2011-10-26 | 2011-10-26 | A kind of Mirror Laser-mark machine and mark control card thereof |
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| CN103072383A true CN103072383A (en) | 2013-05-01 |
| CN103072383B CN103072383B (en) | 2015-08-05 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103350281A (en) * | 2013-06-20 | 2013-10-16 | 深圳市大族激光科技股份有限公司 | Automatic focusing device and automatic focusing method for laser marking machine |
| CN104385787A (en) * | 2014-11-28 | 2015-03-04 | 深圳市创鑫激光股份有限公司 | Laser marking machine control method and laser marking machine |
| CN105058989A (en) * | 2015-09-01 | 2015-11-18 | 武汉嘉铭激光有限公司 | Bar production line nameplate mark system and control method thereof |
| CN108008749A (en) * | 2017-12-30 | 2018-05-08 | 深圳市杰普特光电股份有限公司 | Laser switching device |
| CN108122807A (en) * | 2016-11-30 | 2018-06-05 | 北大方正集团有限公司 | A kind of wafer carrying box, wafer laser marking system and method |
| CN109175716A (en) * | 2018-10-12 | 2019-01-11 | 常州英诺激光科技有限公司 | Laser marking control method, device, computer equipment and storage medium |
| CN109459979A (en) * | 2017-12-07 | 2019-03-12 | 苏州新代数控设备有限公司 | Laser marking driving and controlling integrated machine and control method thereof |
| CN110253153A (en) * | 2019-07-11 | 2019-09-20 | 王立之 | A kind of laser marking machine containing embedded system |
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| CN108122807A (en) * | 2016-11-30 | 2018-06-05 | 北大方正集团有限公司 | A kind of wafer carrying box, wafer laser marking system and method |
| CN109459979A (en) * | 2017-12-07 | 2019-03-12 | 苏州新代数控设备有限公司 | Laser marking driving and controlling integrated machine and control method thereof |
| CN108008749A (en) * | 2017-12-30 | 2018-05-08 | 深圳市杰普特光电股份有限公司 | Laser switching device |
| CN109175716A (en) * | 2018-10-12 | 2019-01-11 | 常州英诺激光科技有限公司 | Laser marking control method, device, computer equipment and storage medium |
| CN110253153A (en) * | 2019-07-11 | 2019-09-20 | 王立之 | A kind of laser marking machine containing embedded system |
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| CN103072383B (en) | 2015-08-05 |
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Address after: 518000 Shenzhen Province, Nanshan District high tech park, North West New Road, No. 9 Applicant after: HANS LASER TECHNOLOGY INDUSTRY GROUP CO., LTD. Address before: 518000 Shenzhen Province, Nanshan District high tech park, North West New Road, No. 9 Applicant before: Dazu Laser Sci. & Tech. Co., Ltd., Shenzhen |
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