CN104184034A - Laser output device and method - Google Patents
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- CN104184034A CN104184034A CN201410480472.1A CN201410480472A CN104184034A CN 104184034 A CN104184034 A CN 104184034A CN 201410480472 A CN201410480472 A CN 201410480472A CN 104184034 A CN104184034 A CN 104184034A
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Abstract
The invention discloses a laser output device and method. The laser output method comprises the step that when a laser output end conducts outputting, a pulse sequence is adopted to replace pulses, wherein preferably, the pulse sequence comprises a plurality of sub-pulses with different widths. By the adoption of the scheme, the laser output device can output the pulse sequence comprising the sub-pulses so as to replace pulses output in the prior art; as a result, the characteristics of one original pulse are replaced by the characteristics of a group of pulses, so lasers can be output effectively and flexibly, and the laser output device and method have good market application value.
Description
Technical field
The present invention relates to laser technology, in particular, a kind of laser output device and method.
Background technology
Laser output device comprises laser, laser equipment and instrument that can Output of laser, system etc. that can Output of laser, for example, laser equipment comprises YAG(yttrium-aluminium-garnet) laser marking machine, semiconductor laser marking, CO2 laser marking machine, laser marking machine, laser engraving machine, laser-beam welding machine, laser cutting machine, laser scribing means etc.Wherein, solid state laser is the laser as operation material with solid laser material.Solid state laser is generally made up of parts such as working-laser material, driving source, laser pump cavity, cavity mirror and power supplys.The solid operation material that this class laser adopts, mixes crystal and makes having the metal ion that can produce stimulated emission effect.
Fiber laser is the one of solid state laser, it comprises the laser as gain media with doped rare earth element glass optical fiber, be to develop on the basis of fiber amplifier, it has following advantage compared with conventional laser: cost is low, miniaturization, pumping do not need strict phase matched, waveguiding structure, loss is low, conversion efficiency is high, threshold values is low, Output of laser wavelength is many, tunable etc.Fiber laser has been applied to every field at present, comprises optical-fibre communications, the long distance communication of laser space, industrial shipbuilding, automobile making, laser engraving laser marking laser cutting, printing roller processed, metal and nonmetal boring/cutting/welding (brazing, hardening, covering and degree of depth welding etc.), military and national defense safety, medicine equipment instrument and equipment, large foundation construction etc.
At present, fiber laser has single-ended pumping, two kinds of both-end pumpings, and it is very high that the latter's power can reach, and high power laser is all pulsed output conventionally.Doubly clad optical fiber becomes a reality the making of high-power fiber laser and high-power image intensifer.Pulsewidth is adjustable MOPA(Master Oscillator Power Amplifier, master control concussion fiber amplifier) type pulse optical fiber has the advantages such as pulse duration is adjustable, high-peak power, repetition rate is high, switching speed is fast.MOPA type fiber laser is made up of master oscillator (MO) and power amplifier (PA) two parts, and its intermediate power amplifier can have multistage.
Such laser can be in continuous or pulse mode work, but a few thing medium can not bear continuous pumping, so can only be with pulse mode work.In the time that laser is worked with pulse mode, can be in abrupt release huge energy, make metallic material local evaporation, thereby complete punching, the work such as cutting.
For example, a pulse laser, pulse energy is 0.14mJ/ time, each pulsewidth 20ns, pulse frequency 100kHz, average power is: 0.14mJ X 100k=14J/s=14W, average power is 14 watts; Peak power is each pulse energy and the ratio of pulsewidth, i.e. peak power: 0.14mJ/20ns=7000W=7kW, and peak power is 7 kilowatts.
But, existing laser equipment is width and the energy of controlling individual pulse, such as a pulse train output of 100K, 20ns, even if adopt the adjustable MOPA type of pulsewidth pulse optical fiber, it is improved is the pulsewidth of dynamically adjusting this pulse train, like this, and for different process and/or different materials, often need multiple working procedure, needs to export repeatedly, just can complete processing technology.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of new laser output device and method.
Technical scheme of the present invention is as follows: a kind of laser output method, and it comprises the following steps: S20, in the time of laser output output pulse, adopt pulse train to substitute described pulse, wherein, described pulse train comprises some subpulses.
Preferably, in described laser output method, before step S20, also carry out following steps: S10, pre-set described pulse train.
Preferably, in described laser output method, in step S10, according to material to be processed and processing request, pre-set described pulse train.
Preferably, in described laser output method, in step S10, described pulse train comprises the subpulse of some distinct frequencies.
Preferably, in described laser output method, in step S10 or afterwards, also carry out following steps: S11, long-range setting or revise described pulse train.
Preferably, in described laser output method, in step S10 or afterwards, also carry out following steps: S12, upload described pulse train.
Preferably, in described laser output method, after step S20, also carry out following steps: S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculate the duration of this Output of laser.
Preferably, in described laser output method, in step S30 or afterwards, also carry out following steps: S31, add up total duration of described laser output Output of laser.
Preferably, in described laser output method, in step S30 or afterwards, also carry out following steps: S32, upload the duration of this Output of laser of described laser output.
Another technical scheme of the present invention is as follows: a kind of laser output device, and it comprises Laser output circuit and connected pulse train output module; Described pulse train output module arranges pulse train to described Laser output circuit, and wherein, described pulse train comprises some subpulses; When described Laser output circuit output pulse, adopt described pulse train to substitute described pulse.
Adopt such scheme, the present invention can output packet containing the pulse train of some subpulses, the pulse of being exported to substitute prior art, like this, originally the characteristic of a pulse is replaced by the characteristic of a set of pulses, thus can be flexibly Output of laser effectively, there is good market using value.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the embodiment of the present invention 1;
Fig. 2 is the schematic flow sheet of the embodiment of the present invention 2;
Fig. 3 is the schematic flow sheet of the embodiment of the present invention 3;
Fig. 4 is the schematic flow sheet of the embodiment of the present invention 4;
Fig. 5 is the schematic flow sheet of the embodiment of the present invention 5.
Embodiment
For the ease of understanding the present invention, below in conjunction with the drawings and specific embodiments, the present invention will be described in more detail.In accompanying drawing, provide preferred embodiment of the present invention.But the present invention can realize in many different forms, be not limited to the described embodiment of this specification.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, it can be directly on another element or also can have an element placed in the middle.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term " vertical ", " level ", " left side ", " right side " and similar statement that this specification uses are just for illustrative purposes.
Unless otherwise defined, all technology that this specification uses are identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in specification of the present invention in this specification, just in order to describe the object of specific embodiment, is not for limiting the present invention.The term "and/or" that this specification uses comprise one or more relevant Listed Items arbitrarily with all combinations.
For example, one embodiment of the present of invention are, a kind of laser output method, and it comprises the following steps: S20, in the time of laser output output pulse, adopt pulse train to substitute described pulse, wherein, described pulse train comprises some subpulses; That is to say, key point of the present invention is to substitute a pulse by a pulse train; Or, for prior art, by each pulse in its pulse output, adopt identical or different pulse train to substitute, for example, wherein, each pulse train comprises some identical or different subpulses; For example, for prior art, by each pulse in pulse output, adopt an identical pulse train to substitute, for example, each pulse train comprises some identical or different subpulses; And for example, by each pulse in pulse output, adopt a same pulse sequence to substitute; Preferably, described pulse train comprises the identical or different subpulse of some width, and for example, in described pulse train, the width of at least one subpulse and the width of other subpulse are different; And for example, the subpulse that described pulse train comprises some different width.For example, by the pulse of the square wave one by one of prior art, each square wave replaces to a pulse train, wherein comprises some subpulses.And for example, by the pulse of the triangular wave one by one of prior art, each triangular wave replaces to a pulse train, wherein comprises the subpulse of some different width.Like this, after substituting, originally the characteristic of a pulse is replaced by the characteristic of a set of pulses, and naturally, its feature is just more, so application more has superiority.Like this, go for various material and technique, continue or be interrupted Output of laser, make the scope of application of laser more extensive, be not limited to metal processing or plastic processing.Preferably, in step S20, described laser output is in the time of output pulse sequence, judge whether it comprises the subpulse of some different width, the pulse train of exporting different width subpulse, otherwise the pulse train of output same widths subpulse, is similar to present mode and carries out Laser output, but each pulse has made a pulse train into.Preferably, in step S20, described laser output arranges pulse train recognition mode, in the time of output pulse sequence, judge whether it comprises the subpulse of some different width, be to adopt different width-pulse sequence pattern to export the pulse train of different width subpulse, otherwise adopt the pulse train of same widths pulse train pattern output same widths subpulse, like this, for laser, its control mode is optimized.
Preferably, a kind of laser output method, it comprises the following steps: S10, pre-sets described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width.Preferably, described pulse train comprises the identical or different subpulse of some frequency, and for example, in described pulse train, the frequency of at least one subpulse and the frequency of other subpulse are different; And for example, described pulse train comprises the subpulse of some distinct frequencies.Like this, go for various material and technique, continue or be interrupted Output of laser, make the scope of application of laser more extensive, be not limited to metal processing or plastic processing.For example, in the time that laser output is exported described pulse train, first read the control documents that comprises described pulse train, then export described pulse train according to described control documents; Preferably, adopt computer to set in advance some pulse train, the unified control documents that generates, described laser output is according to the each described pulse train of described control documents Sequential output, in each described pulse train, the subpulse that described in each, pulse train comprises some different width, and/or, the subpulse that at least one described pulse train comprises some different width.
Preferably, as shown in Figure 1, a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S20, exports described pulse train at laser output, and the subpulse that it comprises some same widths or different width is preferred, the subpulse that it comprises some different width.Preferably, in described laser output method, in step S10, the subpulse that described pulse train comprises some same frequencys or distinct frequencies, preferred, it comprises the subpulse of some distinct frequencies.For example, material to be processed is steel or aluminium alloy or plastics, and processing request arranges as the case may be, and such as the degree of depth, colourity and/or width etc., pre-set described pulse train; Preferably, in step S10, carry out following steps S13: pre-set some materials to be processed and processing request, then, first select material to be processed, then Choice and process requirement, the pulse train of output needle to this material and processing request; Preferably, before step S13, carry out following steps: S130, pre-set this pulse train; Preferably, after step S130, carry out following steps: S131, optimize this pulse train; For example, rule of thumb optimize or according to being optimized for this pulse train the service time of laser; Preferably, by background server, according to the Laser output duration of laser, this pulse train is optimized.Like this, can realize unified upgrading, maintenance, facilitate especially user to use for a long time, can also be applicable to leasing market, make unauthorized user cannot obtain this pulse train, even cannot use this laser to carry out Laser output.
Preferably, in described laser output method, in step S10 or afterwards, also carry out following steps: S11, long-range setting or revise described pulse train.For example, preferred, as shown in Figure 2, and a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S11, long-range setting or revise described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width.
Preferably, in described laser output method, in step S10 or afterwards, also carry out following steps: S12, upload described pulse train.For example, preferred, as shown in Figure 3, and a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S11, long-range setting or revise described pulse train; S12, uploads described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width.Or, a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S12, uploads described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width.
Preferably, in described laser output method, after step S20, also carry out following steps: S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculate the duration of this Output of laser.For example, preferred, as shown in Figure 4, and a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S11, long-range setting or revise described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width; S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculates the duration of this Output of laser.
Preferably, in described laser output method, in step S30 or afterwards, also carry out following steps: S31, add up total duration of described laser output Output of laser; For example, in step S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculate the duration of this Output of laser, meanwhile, add up total duration of described laser output Output of laser.Preferably, in described laser output method, in step S30 or afterwards, also carry out following steps: S32, upload the duration of this Output of laser of described laser output; For example, in step S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculate the duration of this Output of laser, meanwhile, upload the duration of this Output of laser of described laser output.For example, preferred, as shown in Figure 4, and a kind of laser output method, it comprises the following steps: S10, according to material to be processed and processing request, pre-sets described pulse train; S11, long-range setting or revise described pulse train; S20, exports described pulse train at laser output, the subpulse that it comprises some different width; S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculates the duration of this Output of laser; S31, adds up total duration of described laser output Output of laser; S32, uploads the duration of this Output of laser of described laser output.
For example, in step S30, record the duration of the each Output of laser of described laser output device; Then, the total duration of output of the described laser output device Output of laser of accumulative total.Preferably, before step S30, total duration is safeguarded in the output of default described laser output device Output of laser; In step S30, judge that the total duration of described output is greater than described output and safeguards total duration, lock described laser output device, stop Output of laser.Preferably, while stopping Output of laser, feedback locking information, preferred, also feedback processing suggestion; Preferably, go back feedback alarm information.
Preferably, described laser output method is further comprising the steps of: S001, when described laser output device starts or occurrence positions changes, obtains himself positional information record; For example, when described laser output device starts, obtain himself positional information record; Or, when described laser output device starts, judge whether change of self-position, be to obtain himself positional information record; Described record comprises and is cached in interim memory body and is stored in permanent memory body.Like this, laser output device self can have a recorded information to its position.Preferably, after step S001, also carry out following steps: S002, described positional information is uploaded to default server; Upload to be included in after obtaining positional information and immediately upload to default server, or at a certain default uplink time, will in each position information set of obtaining before, upload to default server.Preferably, upload in real time, for example, when each described laser output device starts or occurrence positions changes, obtain himself positional information record, then described positional information is uploaded to default server; And for example, when described laser output device starts at every turn, judging whether change of self-position, is to obtain himself positional information record, then described positional information is uploaded to default server, otherwise does not upload; Or timing is uploaded, when described laser output device starts at every turn, the certain hour that judged whether interval, for example 1 hour, 5 hours or 10 hours etc., be to obtain himself positional information record, then described positional information uploaded to default server; Concrete position acquisition mode, can realize with reference to modes such as existing GPS location, big-dipper satellite location, is omitted at this.Preferably, after step S002, also carry out following steps: S003, according to each described positional information, export the time location track of described laser output device; For example, on output time location track figure road user or keeper's mobile phone, mailbox, or output to server.
For example, in step S02, carry out following steps: S020, when described laser output device Output of laser, obtain quantity and the width of subpulse, calculate the duration of this Output of laser; Wherein, width is the width of subpulse, i.e. subpulse width, from academic angle, be exactly the time width of electric current or voltage regular variation in time, the waveform of pulse comprises square wave, triangular wave, sawtooth waveforms, SIN function ripple etc., the variation of these waveforms, all has certain rule; For example, pulse duration is not generally said in square wave the inside, but says duty ratio, the time that pulse takies in one section of stream time and the ratio of total time; Can determine the output time of pulse according to this width.Like this, can accurately calculate the correct time of Laser output, in other words, only just timing in Laser output, does not calculate the intermittent phase.
And for example, when described laser output device Output of laser, record Output of laser time point; Then, when described laser output device stops exporting, record stops output time point, according to described Output of laser time point with described in stop output time point, calculate the duration of this Output of laser; Like this, the All Time of Laser output be can calculate, the crest of subpulse and the All Time of trough comprised.Then also add up the total duration of output of described laser output device Output of laser.Like this, can be in Output of laser, obtain the duration of this Output of laser and the total duration of output of accumulative total Output of laser.For example, adopt a timer, start timing in the time of each Output of laser, preferred, timing output timing result, for example, exported a timing result every 5 seconds kinds, 10 seconds, 30 seconds or 1 minute; And for example, export in real time timing result, it should be noted that, described " in real time " need to, according to the performance setting of system, for example, feed back a timing result for per second, every 1/2 second, every 1/10 second or every 1/100 second; Like this, can obtain in time the current output duration of this Output of laser and the total duration of output of accumulative total Output of laser.Preferably, also by output total duration real-time report laser output device or its control system or the server of above-mentioned current duration and accumulative total Output of laser.For example, described laser output device is laser, especially fiber laser, or described laser output device is laser equipment etc.
Preferably, when described laser output device Output of laser, also record the operation file information of Output of laser; Preferably, record after described operation file information, also upload to default server; Preferably, described operation file information comprises the Output of laser time; Like this, can effectively carry out time management to described laser output device, for example, when export what operation file, lasting output time how long etc.; Thereby can understand and the output of laser output device described in subsequent control at server end.Time management method particularly, can control with reference to existing office software, network software, and various embodiments of the present invention are not restricted this.
Preferably, in the time of described laser output device Output of laser, record Output of laser time point, also read the total duration of described output, like this, can directly obtain the total duration information of current output in conjunction with the described laser output device Output of laser of historical record; If Output of laser or there is no the total duration of described output for the first time, for example the person of being managed empties data etc., returns to null value or zero, and the total duration of described output is zero.Like this, can be in real time or the total duration of output of laser output device Output of laser described in timing acquisition, without waiting for that described laser output device stops output.
In conjunction with laser output method described in the above-mentioned arbitrary embodiment of application, another embodiment of the present invention is as follows: a kind of laser output device, and it comprises Laser output circuit and connected pulse train output module; Described pulse train output module arranges pulse train to described Laser output circuit, and described pulse train comprises some subpulses; Described Laser output circuit is exported described pulse train.Preferably, described pulse train comprises the identical or different subpulse of some width, and for example, in described pulse train, the width of at least one subpulse and the width of other subpulse are different; And for example, the subpulse that described pulse train comprises some different width.Preferably, described laser output device also comprises the module that arranges being connected with described pulse train output module, for pre-seting described pulse train and/or adjustment, the described pulse train of amendment and wherein each subpulse.Preferably, the described module that arranges also comprises screening submodule, for according to material to be processed and processing request, pre-sets described pulse train.Preferably, the described module that arranges also comprises chooser module, for material to be processed and the processing request thereof selecting to preset, and the pulse train by described pulse train output module output needle to this material and processing request.Preferably, described pulse train output module also arranges alien frequencies pulse train submodule, for the pulse train that comprises some same frequencys and/or distinct frequencies subpulse is set, outputs to described Laser output circuit by described pulse train output module; For example, alien frequencies pulse train submodule arranges described pulse train and comprises the identical or different subpulse of some frequency, and and for example, in described pulse train, the frequency of at least one subpulse and the frequency of other subpulse are different; And for example, described pulse train comprises the subpulse of some distinct frequencies.
Preferably, described laser output device also comprises the receiver module being connected with described pulse train output module, after passing through at verifying authorization, and long-range setting or revise described pulse train.Preferably, described laser output device also comprises the sending module being connected with described pulse train output module, for uploading described pulse train at least one default address.Preferably, described sending module and the integrated setting of described receiver module.Preferably, described laser output device also comprises the duration module being connected with described Laser output circuit or described pulse train output module, it,, for when the Output of laser, according to width and the frequency of each subpulse in described pulse train, calculates the duration of this Output of laser.Preferably, described laser output device also comprises the statistical module being connected with described duration module, and it is for adding up total duration of described laser output Output of laser.Preferably, described laser output device also comprises the sending module being connected with described statistical module, its for upload this Output of laser of described laser output time grow at least one default address, for example, upload to far-end server or keeper's mobile phone etc.
And for example, described laser output device also comprises the output time logging modle, the duration module that are connected with described Laser output circuit; Described output time logging modle is for recording the duration of the each Output of laser of described laser output device; For example, described output time logging modle arranges output time record sub module, for recording Output of laser time point and stopping output time point, thereby obtains the duration of the each Output of laser of described laser output device; And for example, described duration module arranges subpulse record sub module, for when the described laser output device Output of laser, obtains quantity and the width of subpulse, calculates the duration of this Output of laser.Described duration module also connects described output time logging modle, exports total duration for accumulative total.Preferably, while there is described output time record sub module, by for described duration module according to Output of laser time point and stop output time point and calculate the duration of this Output of laser.For example, laser output device comprises laser, laser equipment and instrument that can Output of laser, system etc. that can Output of laser.
Preferably, described Laser output circuit also arranges the first output presetting module, safeguards total duration for the output of default described laser output device Output of laser; And, described laser output device also arranges respectively and exports with described Laser output circuit and described duration module, described first thereof the first output judge module that presetting module is connected, be used for judging that the total duration of described output is greater than described output and safeguards total duration, lock described laser output device, stop Output of laser.Preferably, described Laser output circuit also arranges the second output presetting module, safeguards threshold value for the output of default described laser output device Output of laser; Described laser output device also arranges respectively and exports with described Laser output circuit and described duration module, described second thereof the second output judge module that presetting module is connected, when judging that described output safeguards that the difference of total duration and the total duration of described output is less than described output and safeguards threshold value, the first information of feedback output maintenance.Described laser output device also arranges the display module being connected with the first output judge module, the second output judge module respectively, for showing locking information, stopping Output of laser information and/or the first information etc.
Preferably, described Laser output circuit also arranges the 3rd output presetting module, for the output duration threshold value of default one-time continuous Output of laser; Described laser output device also arranges the output computing module being connected with described output time logging modle, described duration module respectively, for according to described Output of laser time point, adds up the current output duration of this Output of laser; Described laser output device also arranges the 3rd output judge module being connected with described output computing module, when judging that described current output duration is greater than described output duration threshold value, locks described laser output device, stops Output of laser.
Preferably, described laser output device also arranges solution lock module, for after the described laser output device of locking, removes the locking to described laser output device; For example, by carrying out authentication, input password and/or activating the modes such as hardware, remove the locking to described laser output device.
Preferably, described laser output device also comprise ON-OFF control circuit and respectively connected operating time log module, running time computing module; Described operating time log module is for recording the duration of described laser output device each run; For example, described operating time log module arranges operating time log submodule, for putting and shut-in time point the start-up time of recording described laser output device; Described running time, computing module also connected described operating time log module, moved total duration for accumulative total.Preferably, while there is operating time log submodule, by described running time computing module according to described laser output device start-up time point and shut-in time point calculate this operation duration of described laser output device.
Preferably, described ON-OFF control circuit also arranges the first operation presetting module, for the total duration of operation maintenance of default described laser output device operation; And, described laser output device also arranges respectively with described ON-OFF control circuit and described running time, computing module, described the first operation presetting module were connected first moves judge module, be used for judging that the total duration of described operation is greater than the total duration of described operation maintenance, lock described laser output device, forbid operation or out of service.Preferably, described ON-OFF control circuit also arranges the second operation presetting module, for the operation maintenance threshold value of default described laser output device operation; Described laser output device also arranges the second operation judge module being connected with described ON-OFF control circuit, described the second operation presetting module respectively, while being less than described operation maintenance threshold value for the difference that judges the total duration of described operation maintenance and the total duration of described operation, the second information of back-to-back running maintenance.Preferably, described display module is also connected with described the first operation judge module, described the second operation judge module respectively, for showing relevant information.
Preferably, described ON-OFF control circuit also arranges respectively and described operating time log module, operation computing module that described running time, computing module was connected, be used for reading the total duration of described operation, and according to putting and the total duration of described operation described start-up time, add up the total duration of current operation of described laser output device; Described laser output device also arranges and moves the 3rd operation judge module that computing module is connected, and when judging that the total duration of described current operation is greater than the total duration of described operation maintenance, closes described laser output device locking, stops Output of laser.
Preferably, described laser output device also arranges long-range link block, it is connected with described Laser output circuit, described ON-OFF control circuit respectively, be used for and remote server communication, send or receiving remote information, for example, remote information comprises the related relevant information of above-mentioned each example, comprises locking information, operation duration information, Laser output duration information, stops Output of laser information, information, locking cause information, help information, lastest imformation, contact method information etc.Preferably, in described laser output device, also comprise the correlation function such as timing, the control module that relates to laser output device in the described laser output method of above-mentioned each example.
Preferably, in the described laser output method of above-mentioned each example and/or described laser output device, described laser output device is optical-fiber laser output device, for example, and fiber laser; This optical-fiber laser output device possesses time monitoring function.For example, this time monitoring comprises laser output device start operation total time record and monitoring, and laser output device produces laser total time record and monitoring.Preferably, this optical-fiber laser output device possesses by the function of setting-up time locking laser output device simultaneously.By the restriction of setting laser output device operation total time, and the restriction of Laser output total time, in the time that laser output device running time or bright dipping time reach setting-up time, laser output device will be by laser output device software lock, no longer Output of laser.Must carry out release by resetting time restriction, make laser output device continue operation, preferred, reset time restriction by manager by key or other verification modes.For example, above-mentioned functions realizes by optical-fiber laser output device circuit and software section.The hardware components of interocclusal record while providing on circuit adds up and deposits in hardware on laser output device software to the time, ensure still can preserve this information under powering-off state in laser output device.Preferably, when each start operation, laser output device software recalls the record of last time, proceeds on its basis time monitoring and bulk registration; Contrast with the running time or the laser output time that limit in advance simultaneously, if find to exceed, laser output device is locked.
Further, embodiments of the invention also comprise, each technical characterictic of the various embodiments described above, the laser output device being mutually combined to form and laser output method, can be flexibly Output of laser effectively, be specially adapted to large-scale production and application and small scale experiments output, there is facility, efficient result of use.
It should be noted that, above-mentioned each technical characterictic continues combination mutually, forms the various embodiment that do not enumerate in the above, is all considered as the scope that specification of the present invention is recorded; And, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. a laser output method, is characterized in that, comprises the following steps:
S20, in the time of laser output output pulse, adopts pulse train to substitute described pulse, and wherein, described pulse train comprises some subpulses.
2. laser output method according to claim 1, is characterized in that, before step S20, also carries out following steps: S10, pre-sets described pulse train.
3. laser output method according to claim 2, is characterized in that, in step S10, according to material to be processed and processing request, pre-sets described pulse train.
4. laser output method according to claim 3, is characterized in that, in step S10, described pulse train comprises the subpulse of some distinct frequencies.
5. laser output method according to claim 4, is characterized in that, in step S10 or afterwards, also carries out following steps: S11, long-range setting or revise described pulse train.
6. laser output method according to claim 4, is characterized in that, in step S10 or afterwards, also carries out following steps: S12, uploads described pulse train.
7. laser output method according to claim 1, is characterized in that, after step S20, also carries out following steps: S30, when Output of laser, according to width and the frequency of each subpulse in described pulse train, calculates the duration of this Output of laser.
8. laser output method according to claim 7, is characterized in that, in step S30 or afterwards, also carries out following steps: S31, adds up total duration of described laser output Output of laser.
9. laser output method according to claim 7, is characterized in that, in step S30 or afterwards, also carries out following steps: S32, uploads the duration of this Output of laser of described laser output.
10. a laser output device, is characterized in that, comprises Laser output circuit and connected pulse train output module;
Described pulse train output module arranges pulse train to described Laser output circuit, and wherein, described pulse train comprises some subpulses;
When described Laser output circuit output pulse, adopt described pulse train to substitute described pulse.
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