CN101533987A - System used for assembling solid laser and method thereof - Google Patents
System used for assembling solid laser and method thereof Download PDFInfo
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- CN101533987A CN101533987A CN200810101702A CN200810101702A CN101533987A CN 101533987 A CN101533987 A CN 101533987A CN 200810101702 A CN200810101702 A CN 200810101702A CN 200810101702 A CN200810101702 A CN 200810101702A CN 101533987 A CN101533987 A CN 101533987A
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Abstract
The invention relates to a system for assembling a solid laser. The system comprises an adjusting device, a testing device and a control device, wherein the adjusting device is used for adjusting the position of solid laser elements; the testing device is used for receiving lasers output by the solid laser; the control device controls the adjusting device to adjust the position of the solid laser element according to the lasers received by the testing device; the technical proposal solves the defects of complicated operation and low efficiency and precision existing in the prior art, and operators can fast and efficiently assemble high-precision lasers after simple training. Therefore, the system and the method for assembling have extremely high practical value for large-scale industrialized production.
Description
Technical field
The present invention relates to optoelectronic device manufacturing technology field, relate in particular to a kind of system and method that is used for the assembling solid laser.
Background technology
In field of photoelectric technology; optoelectronic device or instrument generally are made up of some optics and/or electricity device; when the assembling optoelectronic device; on light path, can dispose some photoelectric devices usually; usually need according to equipment performance require light path raise that lay the grain is learned or electricity device to suitable position, make the performance index of this equipment reach pre-provisioning request.
Because optoelectronic device belongs to high-precision equipment, when assembling, need complicated detection testing instruments and debug process, usually by artificial cooperation detecting instrument photoelectric device is assembled in the optoelectronic device, automaticity is not high and depend on assembly crewman's experience unduly, the performance index of equipment are also wayward, can not realize fast and the stable assembling of performance index.
For example now when the assembling solid state laser, because the assembling of solid state laser is not as yet by general application, so also do not form large-scale production, therefore, be to adopt single optical element is inserted in the light path at present mostly, utilize manual operation to adjust the location one by one, this mode of operation not only efficient is very low, and the quality of the solid state laser that finally obtains output laser depends critically upon operating personnel's experience and skill, assembled with high precision if desired, the laser of regulating and locating, have only the veteran personnel of minority to finish, and in the process of installing because the error that manual operation brought will make laser output light not ideal enough, therefore if realization large-scale production needs a kind of high efficiency of design, the quick assembling instrument that assembly precision is high.
Summary of the invention
Technical problem to be solved by this invention is, a kind of system and method that is used for the assembling solid laser is provided, solve now the solid state laser assembling can't realize the automation assembling, to people's experience dependency degree problem of higher, realizes that solid state laser automation simple to operate, that efficient is high, precision is high assembles.
At the deficiencies in the prior art, the present invention proposes a kind of system of assembling solid laser, comprises adjusting device, checkout gear and control device,
Described adjusting device is used to adjust the position of solid state laser element;
Described checkout gear is used to receive the laser of described solid state laser output;
Described control device is controlled described adjusting device according to the laser that described checkout gear receives, and the position of solid state laser element is adjusted.
In the said system, described adjusting device comprises that at least one can be at the regulon of the described solid state laser element of at least a direction adjusted position, and described direction comprises above-below direction, left and right directions, fore-and-aft direction, horizontal deflection direction and pitch orientation.
In the said system, described checkout gear is by at least a composition the in power meter, energy meter and the image collecting device.
Further, described checkout gear also comprises the light-dividing device that the laser of described solid state laser output is divided into two bundles or multi beam, for example uses light splitting piece to carry out beam split.
Further, when comprising fundamental frequency light and frequency doubled light in the laser of described solid state laser output, described light-dividing device also comprises the slide that is used for the filter that described fundamental frequency light or frequency doubled light are filtered and/or is used for described fundamental frequency light is separated with frequency doubled light, described slide is coated with the high-reflecting film of corresponding described fundamental frequency light and the anti-reflection film of corresponding described frequency doubled light, perhaps is coated with the high-reflecting film of corresponding described frequency doubled light and the anti-reflection film of corresponding described fundamental frequency light.
In the said system, described control device comprises:
The Signal Matching unit, the laser signal and the comparison signal that are used for checkout gear is received mate and compare;
CPU is used for the comparative result according to the signal comparing unit, controls the position how described adjusting device adjusts solid state laser element.
Further, described control device also comprises:
The Signal Pretreatment unit, the laser signal that described checkout gear is received carries out preliminary treatment, and described signal comparing unit compares described pretreated result and comparison signal and mates.
Further, described Signal Pretreatment unit comprises image processing subelement and pattern recognition subelement;
Described image processing subelement is used for the picture signal that described checkout gear receives is converted to the light spot image signal;
Described pattern recognition subelement is used to discern the laser facula pattern or the graphic model of described light spot image signal correspondence.
Further, described comparison signal comprises the described last signal that checkout gear receives before the solid state laser element position of adjusting.Described comparison signal is one or more in laser facula pattern, graphic model, laser power or the laser energy.
The method of the system assembles solid state laser of above-mentioned assembling solid laser may further comprise the steps:
A) element with solid state laser is fixed on the described adjusting device, and coarse adjustment is to laser signal output is arranged;
B) by described checkout gear described laser signal is detected;
C) described control device is controlled the position that described adjusting device is adjusted solid state laser element according to the testing result of described checkout gear, reaches predefined numerical value until the testing result of described checkout gear.
In the said method, in step c), described control device control adjusting device is regulated each solid state laser element one by one, reaches extreme value until the testing result of described checkout gear.
In the said method, the position of described adjustment solid state laser element comprises the adjustment to above-below direction, left and right directions, fore-and-aft direction, horizontal deflection direction, pitch orientation.
In the said method, described adjusting device is adjusted each solid state laser element on described five directions successively.
In the said method, described checkout gear detects power, energy, facular model or the spot pattern of described laser signal.
Further, the power of the laser signal that described control device also receives described checkout gear and hot spot parameter are carried out gray scale and are handled, and obtain the power discrete degree, and control described adjusting device according to described power discrete degree.
Adopt the technical program, solved the shortcoming that complex operation, efficient are low, precision is low that exists in the prior art, the operating personnel of process simple training just can assemble fast and efficiently and obtain high-precision laser.It has following advantage: (1) can realize the position adjustments of five dimension directions; (2) by the signal of telecommunication control adjusting device element of solid state laser is carried out the adjusting of orientation and pitching, the degree of regulation height, response speed is fast; Simple to operate when (3) assembling, adjust light path fast, conveniently; (4) almost completely avoid manual operation, increase substantially operating efficiency, reduce cost of labor.Adopt this novel quick package system that the photoelectric instrument that comprises solid state laser is assembled, can realize concentrating and the continuous and automatic operation, improve adjustment installation accuracy and output light quality greatly, and simplified the solid state laser assembly program, reduced system cost.Thereby package system provided by the present invention and method have the practical value that high large-scale industrialization is produced.
Description of drawings
Fig. 1 is a kind of overall structure work schematic diagram that is used for the system of quick assembling solid laser;
Fig. 2 is the fixed strip structural representation on a kind of adjusting device;
Fig. 3 is fixing base and the clamping plate composite unit structure schematic diagram on a kind of adjusting device;
Fig. 4 is the pitch regulation servomotor assembly structural representation on a kind of adjusting device;
Fig. 5 is the vertical adjusting servomotor structural representation on a kind of adjusting device;
Fig. 6 is a kind of structural representation of five dimension high-speed adjustment devices;
Fig. 7 is a kind of motor support frame structure schematic diagram;
Fig. 8 is another kind of symmetrical adjustment rack axially carries out position adjustments along x a adjusting device;
Fig. 9 is a kind of overall work schematic diagram that is applied to the solid state laser assembling mechanism;
Figure 10 is the adjustment policy module of regulating before and after a kind of adjusting device;
Figure 11 is the whole strategy of adjusting of a kind of adjusting device;
Figure 12 is a kind of adjustment strategy of laser group assembling system;
Figure 13 is a kind of overall work schematic diagram that is applied to line chamber end-pumped solid-state laser assembling mechanism;
Figure 14 is the overall work schematic diagram that another kind is applied to line chamber end-pumped solid-state laser assembling mechanism;
Figure 15 is a kind of clamp region schematic diagram that is suitable for the adjustment rack of side suspension;
Figure 16 is a kind of structural representation of control module;
Figure 17 realizes the solid state laser schematic flow sheet of assembling fast among the present invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
In order to realize the needs of solid state laser large-scale production, solve problems such as depending on the assembler experience in the existing solid state laser assembling process unduly, especially extensive at needing in the solid state laser assembling process, the requirement of assembling fast the present invention proposes a kind of the solid state laser system and corresponding assemble method fast of assembling fast realized.
Among the present invention at each element for the treatment of that the assembling solid laser is required, for each element that need adjust in the assembling process provides an adjusting device, the plurality of detection device is provided on light path simultaneously, be used to detect light/signal of telecommunication, this control device judges whether needs adjustment according to detected parameters and the corresponding adjustment strategy received, if judge that detecting the gained parameter meets the requirements, promptly adjust successfully and then needn't adjust, if judge that detection gained parameter is undesirable, then control adjusting device the element of solid state laser is proceeded to adjust.
After the element adjustment that device to be adjusted is adjusted this adjusting device according to the adjustment parameter finishes, further continue to obtain detected parameters by checkout gear, detected parameters is sent into control device once more to be judged and the adjustment parameter is set, so repeat to adjust several times, judge that according to detected parameters these parameters performance index for the treatment of the assembling solid laser reach pre-provisioning request up to control device, then can stop to adjust, be fixed up in the locus of each element and promptly finish assembling.
As shown in Figure 1, show a kind of work schematic diagram of assembling the package system of single channel solid state laser, disposed some photoelectric cells in the light path.Except that directly being fixed on the pumping source on the base by initial position, each photoelectric cell that need regulate of in the solid state laser to be assembled other all is fixed on (M1 on each regulon of an adjusting device earlier, M2, ... ..Mn), promptly the adjusting device of this quick package system comprises some regulon M1...Mn that are used to adjust optical element, each regulon is used to adjust the photoelectric cell of a clamping of control, described regulon has five dimension regulatory functions, promptly, about, front and back, horizontal deflection, pitch regulation, the combination that also can only have one or more regulatory functions wherein.In each regulon inside, at each regulative mode, all configurable electric machine that moves by this regulative mode control photoelectric cell that is useful on, this electric machine can drive element and move or deflection according to the control signal of control system.
When carrying out the solid state laser assembling, pumping source directly is fixed on the base by initial position, at first other photoelectric cell in the laser group assembling system is fixed on each regulon of adjusting device, can adopt each regulon of artificial coarse adjustment, thereby the appropriate location and the preliminary laser that obtains that each optical element are placed on light path are exported, at the laser output of solid state laser with the laser transmission of output to light splitting piece, light splitting piece is a kind ofly a branch of light can be divided into the optical mirror slip that intensity is the two-beam of different proportion, for example light beam is 10% light splitting piece through splitting ratio, then 10% light is through the light splitting piece transmission, and 90% light is reflected through light splitting piece.According to the splitting ratio of light splitting piece, a certain proportion of light is entered image collecting device by the light splitting piece transmission in the laser of laser output, and image collecting device collects the light spot image of current output laser; A part of in addition light incides power detection device through light splitting piece reflection, power meter for example, and power detection device can detect and obtain the power of output laser.The power information and the facula information that receive by power meter and image collecting device are admitted in the control device.
The Signal Matching unit of control device then directly carries out fuzzy matching with watt level and two groups of detection signals of light spot image and comparison signal, CPU is made the laser quality according to matching result and is judged, control device is if judge in the time of still need adjusting, control device generates to adjust to order and sends to motor unit, described further adjustment parameter should comprise the direction of the required adjustment of each element and the adjusting value on this direction at least, and motor unit is carried out immediately and adjusted order.Command execution finishes, and at this moment image collecting device and power detection device collect next group output laser intelligence again, adjust by this step cycle, adjust the reef knot bundle when obtaining meeting default power ideal range and optical quality ideal range.Power detection device also can be changed to parameter measuring apparatus such as energy testing apparatus in pulse laser.In addition, described control device can also comprise the Signal Pretreatment unit, is used for the laser signal that described checkout gear receives is carried out preliminary treatment, and then described pretreated result and comparison signal are compared and is mated by described Signal Matching unit.
When determining to regulate direction, if the detection power parameter is less than predetermined value, then need regulate adjusting device serves as to regulate target progressively to increase power output, can adopt trial-and-error method to attempt earlier regulating, for example can control a certain regulon earlier and adjust forward, obtain second corresponding power detection value, judge whether this value compares power detection value increase first along light path, if increase, then proceed to regulate according to this direction; Otherwise to regulating, promptly adjust back to the peaked position of power in the other direction, stop this dimension to adjusting this moment.Change by following one dimension dimension regulative mode and carry out above-mentioned trial adjusting, the adjusting of each dimension direction is all with last identical.After five dimension modes are regulated and finished, can continue to regulate other element to be adjusted; Method is same as described above.
Device to be controlled according to checkout gear detect the detected parameters that obtains judge satisfy performance index after, after confirming to adjust end, liquid glue is filled between optical element anchor clamps and the base, treat that component fixture is solidified by liquid glue and solid surely be bonded on the base after, again adjusting device is separated with component fixture, withdraw from top with the adjusting device of each optical element correspondence, thus can the locus of each element in the good laser device of adjusted not damaged, and dismantle very convenient.Base is as an optical element fixed pedestal, also should play the effect of heat radiation simultaneously, all adopt the good material of thermal conductivity so adjust to finish back optical element and the direct cementation of component fixture component fixture and liquid glue to the base, be beneficial to the heat radiation of laser optical element, for example.The high materials of conductive coefficient such as all adopted aluminium of adjusting device, copper.
In above-mentioned adjustment assembling process, need not artificial participation substantially, and adopt motor to cooperate control to adjust signal and adjust automatically, can finish whole adjustment process fast.
In described quick package system, comprising:
Be provided with the adjusting device of some regulons, each regulon comprises at least that up-down adjustment, left and right adjusting, front and back are regulated, a kind of in horizontal deflection adjusting and five kinds of regulatory functions of pitch regulation or their combination; All have fixture on each regulon, clamping has a light/electric device that is fixed on the component fixture; Each regulon receives from control device and adjusts signal, is adjusted by the element that each regulon drives clamping by adjusting signal.
Adjusting device also comprises a bracing or strutting arrangement that supports some regulons, and this bracing or strutting arrangement hangs described regulon from top or side, is convenient to extract;
Control device, comprise Signal Matching unit, CPU, described Signal Matching unit mates laser signal and the comparison signal that checkout gear receives and compare, described CPU is according to the comparative result of Signal Matching unit, control described adjusting device and how to adjust the position of solid state laser element, and issue the adjustment signal to adjusting device.Because can carry out coarse adjustment to certain limit by manual usually in the optical system, carry out fine tuning among a small circle by control device control again, can further accelerate to regulate the speed.
Checkout gear is used to receive the laser that described solid state laser is exported;
Base is used for after adjustment is finished element fixed the device on it, and can play the effect of heat radiation;
Jockey is used for all adjusting at each element and element is fixed on device on the base, for example liquid glue, snap close or the like after finishing.In order to realize safeguarding and to be convenient for changing element, can adopt locker, accurately can adopt the liquid glue mode for quick and performance during production.
When using the quick package system of described equipment, at first optical element is respectively fixed among each regulon M1...Mn of adjusting device, by carrying out coarse adjustment on a large scale moves to the appropriate location with each adjustment unit by hand, can clamp optical element by the optical element anchor clamps in the time of fixedly, and the optics anchor clamps are fixed on the regulon again.Laser sends laser successively by each optical element, will export light at output through one or several light splitting pieces and be divided into some bundles, is received by checkout gear, the laser parameter decision that the number of divided beams detects as required.Checkout gear is delivered to control device with resulting detection signal, Signal Matching unit in the described control device mates itself and comparison signal and compare, CPU is according to coupling and the definite adjustment signal at each optical element of result relatively, this adjustment signal is sent to the regulon of each optical element correspondence, described regulon then selects corresponding adjustment mode to adjust according to adjusting signal to photoelectric cell, according to above-mentioned adjustment process, constantly adjust, detect, analyze, adjust again, ... .., when each detection signal can both reach predetermined performance index, then stop the locus of each element is adjusted, the position of adjusting by this moment is fixed on each element on the base with snap close or liquid glue.
In the quick package system of present device, the specific embodiment of adjusting device that is used to adjust element is shown in Fig. 2-8.
Fig. 2 is the schematic diagram of the fixed strip structure on a kind of adjusting device, in the xoz plane, the z direction of principal axis two ends of fixed strip respectively have a round tube hole 201,202 to be symmetrically distributed, the axis direction of round tube hole 201,202 is along the y axle, and round tube hole 201,202 is used to make parallel slide bar group (shown in figure six 601 and 602) to pass and hang on the parallel slide bar group.On circular hole 202 sides a tapped through hole 206 is arranged along the y direction of principal axis in the same level xoz, be used for and leading screw (shown in figure six 603) cooperates, promote fixed strip and move along the y direction of principal axis, tapped through hole 206 axis directions are the y direction of principal axis, and it is other that tapped through hole 206 also can be positioned at circular hole 201.Also is provided with axis along the axial round tube hole 203 of x in the middle of the described fixed strip, and 204,205, two circular hole 204,205 degree of depth of two circular holes that are symmetrically distributed in round tube hole 203 both sides are h1, less than fixed strip along the axial thickness of x.The axis direction of round tube hole 201,202 is vertical mutually with the axis direction of round tube hole 203.
Fig. 3 is the fixing base and the clamping plate composite unit structure schematic diagram of regulon, comprises fixing base 311 and clamping plate 310.Fixing base 311 is d with the spacing of clamping plate 310.Centre position, fixing base 311 upper end is provided with an axis along the axial screwed hole 301 of y, its both sides circular hole 302,303 that is symmetrically distributed respectively, and the degree of depth of circular hole 302,303 is h
2, screwed hole 301 degree of depth are h
3, h
2And h
3All less than fixing base along the axial thickness of y, circular hole 302 is corresponding with circular hole 204 shown in Fig. 2 and 205 difference with 303, screwed hole 301 is corresponding with the round tube hole 203 shown in Fig. 2, described correspondence can be that the aperture equates, pitch of holes equates or hole depth is identical, certainly aperture, hole depth can not wait yet, but the axis in the hole of the described correspondence of need assurance is a coaxial line.
Including the round tube hole 304,305 and 306 of three axis along the x direction in the yoz face of described fixing base, be equilateral triangle or isosceles triangle is uniform, preferably should be the center of described equilateral or isosceles triangle with the center of described fixing base yoz face.
The bottom of described clamping plate 310 is that supporting leg 307, two supporting legs 307 of two symmetrical distributions form a groove structure.Along y axle two supporting leg centre positions a tapped through hole 308,309 is arranged respectively, the tapped through hole axis is along the z direction of principal axis, and optical element and optical element anchor clamps place in the groove 307, are tightened up by screw fit tapped through hole 308,309.Optical element is fixed on the described groove 307 by its optical element anchor clamps, thereby is connected on the clamping plate 310.
Fig. 4 is a kind of pitch regulation servomotor assembly structural representation, comprises manual knob 401, electronic accurate adjustment knob 402, armature nut 403 and turbine wheel shaft 404.Turbine wheel shaft 404 is a hemisphere along the tail end of x axle positive direction, contact with 310 points of clamping plate with realization, and sphere is difficult for clamping plate 310 are caused damage.Servomotor is the linear transmission that a kind of rotary-type stepping motor and turbine wheel shaft combine, and when stepping motor alived, turbine wheel shaft 404 just moved on the rectilinear direction of x direction of principal axis correspondence.When adopting computer control system, control by adjusting the precision positions of ordering the electronic accurate adjustment knob 402 of regulating and controlling can be readily embodied under the high speed.Can carry out coarse adjustment to the appropriate location with manual knob 401 earlier during adjustment.Armature nut 403 moves by the straight line that the coupling screw thread rotation is converted to turbine wheel shaft.
Fig. 5 is a kind of vertical adjusting servomotor structural representation, comprises manual knob 501, electronic accurate adjustment knob 502 and turbine wheel shaft 503.Turbine wheel shaft 503 is taper along the tail end of x axle positive direction.Vertical adjusting servomotor operation principle is identical with the servomotor assembly.The vertical adjusting servomotor is by in the round tube hole 203 screw-ins screwed hole 301 as shown in Figure 3 as shown in Figure 2, and screwed hole 301 is equivalent to the effect of armature nut 403 as shown in Figure 4.
Fig. 6 is a kind of structural representation of five dimension high-speed adjustment devices, comprise two parallel slide bar framves 601 and 602, leading screw 603 and a regulon, wherein, described regulon comprises fixed strip 604, fixing base 605, clamping plate 606, vertical adjusting servomotor 607, motor unit 608 and pair of screws 609.The only exemplary schematic diagram that provides an adjusting device among Fig. 6.Also can support some other regulons on the described parallel slide bar.Described parallel slide bar two ends are fixed on the position of suitable height, can be supported or embed or hang in the external stability mechanism.
Described parallel slide bar frame 601 and 602 is two highly parallel Metallic rod, and the surface is through handling, and smoothness height, high hardness wear-resisting are good, can be aluminium, copper etc.Parallel slide bar frame 601 and 602 Figure 6 shows that from the schematic diagram of top suspension adjusting device, so should remain on sustained height.
During horizontal adjustment, the external screw thread of leading screw 603 cooperates with the screw thread of tapped through hole as shown in Figure 2 206, leading screw 603 screws in the tapped through hole 206, leading screw 603 is the axle center rotation with the x axle, promoting fixed strip 604 moves forward and backward along the x direction of principal axis, circular motion is converted into rectilinear motion, realizes x axial position adjustment thus.The axial end of the x of leading screw 603 disposes motor, and described motor is connected with control system by lead, can drive leading screw 603 to the control of motor by control system and realize that the axial position high accuracy of x regulates.
During up-down adjustment, vertical adjusting servomotor 607 passes round tube hole 203 as shown in Figure 2, in 503 screw-ins of turbine wheel shaft as shown in Figure 5 screwed hole 301 as shown in Figure 3, and the fastening corresponding respectively of the circular hole as shown in Figure 2 204,205 on the fixed strip 604 with 302,303 positions of circular hole as shown in Figure 3 on the fixing base 605.Be pressed into a spring coil in each group of two groups of fastening circular holes, the natural length of spring coil is 2 * (h
1+ d+h
2) to 3 * (h
1+ d+h
2) between, to guarantee the enough big elastic force of spring, two spring coils have the axial support force effect along y to fixed strip 604 and fixing base 605, and vertical adjusting servomotor 607 to drive the active force that turbine wheel shafts 503 rotations produce fixing base 605 be along the axial pulling force of y, support force and pulling force equal and opposite in direction and action direction on the y direction of principal axis is opposite.Two springs and vertical adjusting servomotor 607 constitute the support pull-up structure, can regulate the spacing of fixed strip 604 and fixing base 605 by vertical adjusting servomotor 607, can realize the height adjusting of fixing base 605, realized the axial adjustment of y, also can carry out manual coarse adjustment by the manual knob of servomotor 607.
Described regulon also can carry out the pitch regulation between clamping plate 606 and the fixing base 605.Clamping plate 606 are connected by some extension springs with fixing base 605, spring can be for more than three or three, if three then are equilateral triangle and are distributed between two contact-making surfaces, four also can be isosceles triangle or other distribution of shapes, if also can be utilized four motors and dispose four groups of springs quadrates or rectangle or rhombus design.The two ends of spring sticks in respectively on fixing base 605 and the clamping plate 606, also can be awkward or other connected mode.Spring is in extended state so that the axial pulling force along x to be provided to the two, the armature nut as shown in Figure 4 403 of electric motor assembly 608 is fixed in through hole 304 as shown in Figure 3, in 305 and 306, turbine wheel shaft 404 as shown in Figure 4 is a threaded rod, the threads engaged of the screw thread of turbine wheel shaft 404 and armature nut 403, armature nut 403 is fixed, turbine wheel shaft 404 rotations, turbine wheel shaft 404 just turns to corresponding rectilinear direction motion at turbine wheel shaft 404, circumference rotation becoming rectilinear motion, be that turbine wheel shaft 404 moves around along the x direction of principal axis, promote clamping plate 606, clamping plate 606 are provided along the axial top of x power.The top power equal and opposite in direction that make a concerted effort and the motor unit 608 of the pulling force that spring provides provides, direction is opposite, constitutes the top pull-up structure by spring and motor unit 608.By this cover top pulling machine structure clamping plate are regulated and to be resetted, determine its locus.All be connected with service cable on all motor, move along with moving of adjusting device.When utilizing motor unit 608 to regulate, all motors that motor unit can be set are all adjusted same numerical value and direction, then can realize parallel moving, and are then identical with leading screw 603 effects at this moment, but because adjustable range is less, can be used for carrying out fine tuning.Also can be in motor unit 608 different motors issue the adjusting command of different adjustment amount, make clamping plate 606 because each puts stressed difference like this, thereby realize the fine setting of various angle directions.When for example regulating for four Electric Machine Control of employing, four motors are square profile, foursquare limit parallels with the limit of fixing base 605, regulate simultaneously along the helical axis of two motors on y axle advance and retreat and in addition two motionless words of motor can realize the horizontal deflection certain angle; Two motors are motionless in addition if regulate the helical axis advance and retreat of two motors on the same horizontal line simultaneously, then can realize pitch regulation.
Fig. 7 is a kind of motor support frame structure schematic diagram, and it comprises, and round tube hole 701,702,703, folder chew 704,705,706,707 and two groups of screw and nuts 708 of round tube hole.Three round tube holes 701,702 and 703 are arranged in the xoy plane of motor bracing frame, on the xoy plane, round tube hole 701 and 702 is symmetrically distributed in the two ends of motor bracing frame, round tube hole 701 and 702 axis directions are along the z direction of principal axis, round tube hole 703 is positioned at the centre position of motor bracing frame, round tube hole 703 axis directions are along the z direction of principal axis, and particular location is decided on the shape of motor bracing frame.Folder is chewed 704 and is divided into two up and down, has a gap to communicate with round tube hole 701 between two folders are chewed up and down, and it is 704 identical with round tube hole 701 that position relation and folder are chewed, and symmetrical distribution.706 are positioned at folder chews on 704, and round tube hole 706 axis directions are along the y direction of principal axis, runs through folder and chews 704 two up and down, and round tube hole 707 is identical with round tube hole 706 situations.
Fig. 8 axially carries out the regulon of position adjustments along x for another symmetrical adjustment rack.It comprises fixed strip 801, motor bracing frame 802, parallel slide bar 803 and 804, motor 805 and spring 806.Round tube hole as shown in Figure 7 701 and 702 on the motor bracing frame 802 is used to make parallel slide bar 803 and 804 to pass and supports parallel slide bar 803 and 804.Motor bracing frame 802 is chewed 704 and 705 by folder as shown in Figure 7 and is through on parallel slide bar 803 and 804, folder is chewed 704 and 705 two groups of screw and nuts 708 by as shown in Figure 7 and is passed as shown in Figure 7 round tube hole 706 and 707 and tighten, and motor retainer bracket 802 is fixed on parallel slide bar 803 and 804.Motor 805 is identical with as shown in Figure 4 electric motor structure, the armature nut as shown in Figure 4 403 of motor 805 is fixed in as shown in Figure 7 the circular hole 703, turbine bar 404 as shown in Figure 4 is axle center circumference rotation with the z axle, by with the cooperating of as shown in Figure 4 armature nut 403, circular motion is converted into the axial rectilinear motion of z, promoting fixed strip 801 moves horizontally along the z direction of principal axis, spring 806 is enclosed within the periphery of motor 805 turbine bar 404 as shown in Figure 4 along the z direction of principal axis, spring 806 two ends stick in respectively on fixed strip 801 and the motor retainer bracket 802, perhaps adopt modes such as awkward.Spring 806 is in extended state, and for fixed strip 801 and motor retainer bracket 802 provide the axial pulling force along z, the top power of the pulling force of spring 806 and motor 805 constitutes a pair of equilibrant force like this.Realize adjustment rack z axial position adjustment thus, motor 805 is connected with computer control system by lead, realizes that automatic control bit transposition is whole.The top pulling machine structure that Fig. 8 medi-spring 806 and machine shaft constitute can be used as the alternate embodiments of leading screw 603 among Fig. 6, whole regulon is carried out level regulate along slide bar 601 and 602 directions.
Fig. 9 is a kind of overall work schematic diagram that is applied to line chamber end-pumped solid-state laser assembling mechanism.It comprises pumping source 901, laser crystal 902, frequency-doubling crystal 903, outgoing mirror 905, base 904, first power meter 906, image collecting device (CCD) 907, control device 908, leading screw group 909, parallel slide bar 910 and 911, light splitting piece 912, second power meter 913 and slide 914.
At first need to regulate fundamental frequency light to best, and then insert frequency-doubling crystal 903 to obtain frequency doubled light.Pumping source 901 at first is fixed on the base 904 by initial position.Laser crystal 902 and outgoing mirror 905 are separately fixed in the optical element anchor clamps that are fit to size separately, the optical element anchor clamps are again in the clamping plate groove by the different adjustment unit of screw to parallel slide bar 910 and 911, each regulon can manually be moved to the appropriate location along slide bar 910 and 911, have laser output this moment, tentatively judges the laser quality and be placed on the appropriate location of base 904 tops.Slide 914 is coated with to fundamental frequency light high permeability with to the film of frequency doubled light high reflectance system, plays the effect of beam split.
The screwed hole of each fixed strip cooperates with independent leading screw and control system group 909 thereof, to control adjustment rack respectively along axial the moving of x, with the x axle is the axle center rotating threaded shaft, circular motion changes rectilinear motion into, promoting fixed strip moves along the x direction of principal axis along parallel slide bar 910 and 911, fixed strip drives fixing base and optical element anchor clamps, realizes thus along the adjustment of the axial different optical element spacing of x.Can finely tune the height of optical element anchor clamps by motor 607 as shown in Figure 6, adjust the pitching of clamping plate by motor unit 608 as shown in Figure 6.
At first need assurance output basic frequency laser to be adjusted to and satisfy pre-determined characteristics index ideal range, in Fig. 9, need not in light path, to add frequency-doubling crystal 903 and slide 914 this moment.Open pumping source 901 during adjustment, pump light incides laserresonator and forms vibration, when gaining, form basic frequency laser output greater than loss, the basic frequency laser of solid state laser output is that 10% light splitting piece 912 carries out beam split by a splitting ratio, wherein 10% laser sees through light splitting piece 912 and incides image collecting device (CCD) 907, image collecting device 907 collects light spot image, 90% laser enters power meter 906 by light splitting piece 912 reflections, power meter 906 obtains the output laser power, the information that receives by power meter 906 and image collecting device 907, Signal Matching unit in the control system 908 carries out fuzzy matching with itself and predefined performance number and light spot image, regulate laser crystal 902 and outgoing mirror 905 successively according to output power value, promptly at first laser crystal 902 is carried out front and back, go up the adjusting of inferior direction, while reference picture harvester 907 detected light spot images, the concentrated more even more explanation beam quality of light spot image is good more, judge according to the CPU in light spot image and the output control device 908, and send displacement adjustment order at motor on the corresponding adjusting direction on each regulon, comprise the displacement of adjusting direction and adjustment, all motor receive adjustment order separately and carry out this order, stop to regulate when obtaining big power output.Again outgoing mirror 905 is carried out the adjusting of directions such as front and back, level, control method is with last identical, power output can obtain big output valve again, return and regulate laser crystal 902 again, power output changes again, adjusts a more high-power value this moment again, regulate outgoing mirror 905 then and obtain a power output higher value, circulation is regulated in this way, up to obtaining peak power output, stops to regulate.
After the basic frequency laser adjustment finishes, if need the output double-frequency laser, then between laser crystal 902 and outgoing mirror 905, insert frequency-doubling crystal 903 this moment, because fundamental frequency light can not all be converted to frequency doubled light, so have few a part of fundamental frequency light output, influence the power measurement of frequency doubled light, at this moment need between spectroscope and power meter, insert a slice slide 914, slide 914 is coated with to fundamental frequency light high permeability with to the film of frequency doubled light high reflectance system, at this moment the performance number that records of power meter 913 is the frequency doubled light performance number of output, and the performance number that records of power meter 906 is the performance number of fundamental frequency light.Adjusting frequency-doubling crystal 903 makes the frequency doubled light power maximum of output, readjusts outgoing mirror 905 again and obtains maximum frequency doubled light output.By this step cycle work, up to obtaining default power and optical quality, the optical element anchor clamps are cemented in respectively on the base 904, break away from from top and regulon, adjust and finish.
Crystal 903 also can be the adherend of laser crystal and frequency-doubling crystal, if only need obtain fundamental frequency light, crystal 903 only is a laser crystal, and remove power meter 913 and slide 914 this moment.If place element in the light path with the effect of light path deviation, at this moment also need again single raise adjustment rack as shown in Figure 9, on the deviation light path, adjust.If pulsed solid stale laser, power meter replaces with energy meter accordingly.All adjustment racks also can cooperate same leading screw, promptly only utilize a leading screw to regulate all regulons along the axial adjusting of x, only needing to be connected a motor with leading screw accordingly gets final product, must be added with a clutch for independent each adjustment rack of control along axial the moving of x this moment, screwed hole on the fixed strip changes smooth round tube hole into, therefore leading screw can not directly drive adjustment rack and moves, each adjustment rack all is furnished with a nut with the threads engaged of leading screw, clutch is fixed on a side of adjustment rack, clutch energising back closure is also clamped nut, leading screw rotation this moment can drive adjustment rack and move axially along x, stop power supply, nut is opened and decontroled to clutch, and adjustment rack is no longer followed leading screw and moved.Can realize that thus independent each adjustment rack of control is along axial the moving of x.But all adjustment racks are separate configurations adjusting device as shown in Figure 8 also, and the jacking-drawing device that utilizes the driven by motor helical axis to cooperate with spring promotes adjusting device and moves along slide bar, realizes the axial position adjustments of x.This kind structure is applicable to the frequency-doubling conversion efficiency condition with higher, exports the fundamental frequency light of the minute quantity of only mixing in the frequency doubled light this moment, and fundamental frequency light is very little to the light spot shape influence of frequency doubled light
Figure 10 has shown the flow chart when a kind of front and back adjustment module of adjusting device is adjusted, and after 1001 to 1008 execution finished set by step, adjusting device descended the direction adjustment of one dimension.The regulating step of front and back adjustment module is as follows:
1001: the optical element with laser is fixed on the corresponding regulon earlier, and manual coarse adjustment is carried out in the position of regulon, and obtains laser output, determines the initial position of laser optical element thus;
1002: first optical element is carried out the tentative step-length of regulating forward;
1003: checkout gear detects laser facula and power;
1004: compare with preceding performance number of once regulating time record, judge whether power increases, if the power increase enters step 1006; If power reduces, enter step 1007;
1006: continue to move forward a step-length, enter step 1003 then by former direction;
1007: adjusting device enters step 1008 to promptly being adjusted to power maximum place backward in the other direction;
1008: stop the adjusting of this direction, enter next adjustment module;
1005: compare with preceding performance number of once regulating time record,, carry out dispersion and calculate, and compare,, enter step 1007 if reduce with previous number of discreteness if performance number equates; If increase, enter step 1006; If equate, enter step 1008.
The whole order of adjusting of a kind of adjusting device commonly used, as shown in figure 11, according to front and back, up and down, level, pitching, about each element of inferior ordered pair regulate successively.
Figure 12 is a kind of adjustment strategy of laser group assembling system, and it comprises first optical element 1201, second optical element 1202, the 3rd optical element 1203, N optical element 1204.First optical element 1201 is regulated in proper order according to adjusting shown in Figure 11, after regulating end, second optical element 1202 is also regulated in proper order according to adjusting shown in Figure 11, the adjustment of in like manner carrying out each optical element successively is up to N optical element, if this moment, performance number did not still reach the predetermined electric power scope, then return, carry out the adjustment of five dimension directions of next round since first optical element 1201.
Figure 13 is a kind of overall work schematic diagram that is applied to line chamber end-pumped solid-state laser assembling mechanism, and it can be used as the compensation process of Fig. 9.Described solid state laser to be assembled comprises pumping source 1301, laser crystal 1302, frequency-doubling crystal 1303, outgoing mirror 1304, package system comprises the regulon of described laser crystal 1302, frequency-doubling crystal 1303, outgoing mirror 1304 correspondences, and light splitting piece 1305, image collecting device (CCD) 1306, filter 1307 and power meter 1308.Only need a power meter 1308 in this kind structure, structure is simpler.Output light is that 10% transmittance enters image collecting device (CCD) 1306, detects light spot image behind 10% the light splitting piece 1305 through splitting ratio.90% laser adds filter 1307 fundamental frequency light is filtered out through light splitting piece 1305 reflection in reflected light path, remaining frequency doubled light is injected power meter.Adjusting device and method of adjustment can be referring to embodiment shown in Figure 9 under this kind configuration.Described filter 1307 is can filtering fundamental frequency light and filter that frequency doubled light is seen through.
Figure 14 is a kind of overall work schematic diagram that is applied to line chamber end-pumped solid-state laser assembling mechanism, is suitable for the lower situation of frequency-doubling conversion efficiency.Solid state laser to be assembled comprises pumping source 1401, laser crystal 1402, frequency-doubling crystal 1403, outgoing mirror 1404, package system comprises the adjusting device of described laser crystal 1402, frequency-doubling crystal 1403, outgoing mirror 1404 correspondences, and slide 1405, first power meter 1406, light splitting piece 1407, image collecting device (CCD) 1408 and second power meter 1409.The adjusting device structure is identical with the structure of Fig. 9, and method of adjustment and Fig. 9 are also basic identical.Slide 1405 is coated with to fundamental frequency light high reflectance with to the film of frequency doubled light high permeability system.The splitting ratio of light splitting piece 1407 is 10%.After obtaining maximum fundamental frequency light, add frequency-doubling crystal 1403 at laser crystal 1402 and 1404 of outgoing mirrors, at this moment obtain frequency doubled light output, the fundamental frequency light that wherein must mix certain, output light is through slide 1405, the fundamental frequency light ingoing power meter that is reflected, power meter detects the fundamental frequency optical power value, the frequency doubled light transmission, and the frequency doubled light of transmission is through light splitting piece 1407, wherein 10% laser-transmitting enters image collecting device (CCD) 1408, other 90% the laser ingoing power meter 1409 that is reflected.The light spot image that image collecting device this moment (CCD) 1408 detects can not be subjected to the influence of fundamental frequency light.
A kind of structure chart of the clamping plate when Figure 15 places for adjusting device is draped from the side, when the side hung, just general's slide bar 910 and 911 as shown in Figure 9 all revolved together with the adjustment rack that is hung and turn 90 degrees, and promptly slide bar 910 is parallel in the xoy plane with 911.At this moment, the clamping plate of adjustment rack comprise circular hole 1501,1502 and 1503, circular hole 1504 and 1506, screwed hole 1505, screwed hole 1507 and 1508, clamping plate leg 1509.Circular hole 1501,1502 and 1503 is evenly distributed in the xoy face of clamping plate, perhaps more than three holes, being equilateral triangle or other symmetric figure distributes, circular hole 1501,1502 and 1503 axis direction are along the z direction of principal axis, its degree of depth less than clamping plate along the axial thickness of z, circular hole 1501,1502,1503 is corresponding with corresponding hole 304,305,306 on as shown in Figure 3 the fixing base 311, is used for awkward spring, so that clamping plate are connected with fixing base.Screwed hole 1505 is positioned at the mid portion of clamping plate yoz face, and the axis direction of screwed hole 1505 is along the x direction of principal axis, its degree of depth less than clamping plate along the axial thickness of x, the threaded engagement of the screw thread of screwed hole 1505 and turbine wheel shaft as shown in Figure 5 503.Circular hole 1504,1506 is symmetrically distributed in the both sides of clamping plate yoz face internal thread hole 1505, the axis direction of circular hole 1504,1506 is along the x direction of principal axis, along the axial thickness of x, circular hole 1504,1506 is corresponding with circular hole 204,205 as shown in Figure 2 less than clamping plate for its degree of depth.Screwed hole 1507 and 1508 axis direction are positioned at the axial middle part of yoz face y of clamping plate leg 1509 along the x direction of principal axis, are symmetrically distributed on two clamping plate legs 1509.These structure clamping plate are identical with as shown in Figure 3 clamping plate function, are applied under the different condition respectively.
The advantage that the side hangs is, hang clamping than bottom employing optical adjusting frame support component or from the top, substantially can be implemented in top and the obstacle that operate element without any obstruction the side of element, be convenient to picking and placeing of element, on the basis of automatic control and adjustment, more can improve packaging efficiency.
As shown in figure 16, shown the schematic diagram of adjusting the control module of control according to spot detection signal and power detection signal.This control module comprises Signal Pretreatment unit, Signal Matching unit, CPU, and wherein, the Signal Pretreatment unit comprises power signal converting unit, image processing subelement and pattern recognition subelement, wherein:
The image processing subelement, being used for from image detection device is that CCD or CMOS receive picture signal, can carry out non-distortion adjustment optimization to receiving image, optimization process is the light spot image signal that is easy to discern, and conveniently further discerns processing;
The pattern recognition subelement is used for further the light spot image signal being identified as corresponding zlasing mode, perhaps is identified as corresponding credit rating, and this kind identification is that the result that can draw according to the empirical data statistics of experiment measuring carries out fuzzy matching and obtains; For example, can earlier the light spot image that is received be carried out image processing such as gray scale processing, image recognition after, determine the figure style of spot pattern by mating, and further calculate the graphics area of laser facula for identifying;
The power signal converting unit, be used for from power detection device received power detected value, because range unit also may be different under different mode for the range of different capacity checkout gear difference or same checkout gear, perhaps need power parameter is converted to the required parameter value of adjustment strategy, be energy value for example with power transfer, therefore in order to adapt to various power detection devices, by the power signal converting unit power signal is changed, be converted to the power coherent signal that to discern the Signal Matching unit.
The Signal Matching unit is used for the pretreated hot spot signal in process Signal Pretreatment unit and power signal and comparison signal value are carried out fuzzy matching, judges whether to satisfy the predefined parameter scope.
Described adjustment process can be carried out periodicity adjustment by the laser pulse cycle, also can mate CPU by control signal, sends pulsed light and carry out the trigger-type adjustment after adjustment finishes.
Based on the system of above-mentioned quick assembling solid laser, the present invention also further provides a kind of method of quick assembling solid laser, is used to realize the quick assembly such as solid state laser.As shown in figure 17, comprise the steps:
Step 1701: optics or the photoelectric cell that need regulate during at first with the assembling solid laser are fixed on the optical element anchor clamps, and the optical element anchor clamps are fixed in the clamping plate groove of adjusting device;
Step 1702: each adjusting device is configured in appropriate location on the light path along the slide bar of bracing or strutting arrangement, and manual coarse adjustment is to laser output condition;
Step 1703: checkout gear detects laser signal, and detected parameters is delivered to control device;
Step 1704: control device judges whether to satisfy the laser output performance according to detected parameters, then stops to adjust if satisfy, and goes to step 1706, is sent to adjusting device otherwise generate the adjustment order;
Step 1705: adjusting device is adjusted the element of clamping according to the adjustment order of control device, and returns step 1703;
Step 1706: after being fixed on the base by the optical element anchor clamps optical element, remove the adjusting device that is used for this element of clamping.
Concrete operations step when above-mentioned quick assemble method carries out the solid state laser assembling can be with reference to schematic diagram and the detailed set-up procedure of Fig. 9.
In step 1703, when checkout gear detected laser signal, the parameter of detection can comprise laser facula information and laser output power value, and each gained facula information and power information are delivered to control device;
In the step 1704, control device is handled according to facula information and the power information received, obtain the hot spot gray value by steps such as gradation of image processing, image recognitions, obtain laser dispersion information by the hot spot gray value again, described laser dispersion information can be used for characterizing the dispersion and the uniformity information of laser, be that the low more then laser of the dispersion uniformity is big more, the laser facula quality is good more.
During adjustment, the adjustment strategy that is adopted is fixed other element for adjusting a certain element earlier, adjusting this element minimum to the laser output power dispersion is that the laser power maximum gets final product, regulate another element then and fix other element and continue to be adjusted to the laser power maximum, so regulate each element, again carry out next round after all element regulation finish again and regulate, satisfy the predefined parameter index until light spot shape and laser power.
Adjusting under each adjustment mode of each adjusting device, can set initial step length adopts trial-and-error method to determine to adjust direction, for example during left and right adjusting, can regulate left by particular step size earlier, if Output optical power increases, then continue to adjust, can reduce step-length in case of necessity and adjust precision to increase by this direction and step-length; If the Output optical power value reduces, then adjust back to the adjusting that the power maximum value position carries out next dimension then, can reduce step-length in case of necessity and adjust precision to increase; Regulate so repeatedly until detecting power and the hot spot parameter satisfies pre-provisioning request, treat five dimensions regulate all adopt the said method adjustment to finish after, if power output does not reach default power bracket yet, then carry out five dimension direction adjustment of next round.If with the laser dispersion is criterion, then can be exchanged into this dispersion parameter and judge.
The present invention is because make all motor be connected with computer control system by lead, so can realize that electronic control high accuracy is adjusted and assembling fast; After adjust finishing, adjusting device can by disassembled simply from top or the side withdraw from, thereby do not destroy the good laser device of adjusted, simple to operate and be easy to realize; This device can be realized the continuous and automatic operation, improves and debugs efficient and debug precision, and this technology has very high practical value and promotional value.
Laser has a lot of performance index, at different purposes, the requirement difference of its performance index, the system and method for quick mounting equipment of the present invention, also can be used for multiple solid state laser package system, for example can be applied to assemble the laser of different cavity structures such as line chamber end pumping or profile pump, " V " die cavity, " Z " die cavity, torus, and the laser of single channel pumping and multichannel pumping simultaneously.
Described herein is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Therefore, all any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improve and upgrade or the like, all should be included within protection scope of the present invention.
Claims (20)
1. the system of an assembling solid laser comprises adjusting device, checkout gear and control device,
Described adjusting device is used to adjust the position of solid state laser element;
Described checkout gear is used to receive the laser of described solid state laser output;
Described control device is controlled described adjusting device according to the laser that described checkout gear receives, and the position of solid state laser element is adjusted.
2. the system of assembling solid laser according to claim 1 is characterized in that, described adjusting device comprises that at least one can be at the regulon of the described solid state laser element of at least a direction adjusted position.
3. the system of assembling solid laser according to claim 2 is characterized in that, described direction comprises above-below direction, left and right directions, fore-and-aft direction, horizontal deflection direction and pitch orientation.
4. the system of assembling solid laser according to claim 1 is characterized in that, described checkout gear is by at least a composition the in power meter, energy meter and the image collecting device.
5. the system of assembling solid laser according to claim 4 is characterized in that, described checkout gear also comprises the light-dividing device that the laser of described solid state laser output is divided into two bundles or multi beam.
6. the system of assembling solid laser according to claim 5 is characterized in that, described light-dividing device comprises light splitting piece.
7. according to the system of claim 5 or 6 described assembling solid lasers, it is characterized in that, comprise fundamental frequency light and frequency doubled light in the laser of described solid state laser output, described light-dividing device also comprises and is used for filter that described fundamental frequency light or frequency doubled light are filtered.
8. according to the system of claim 5 or 6 described assembling solid lasers, it is characterized in that, comprise fundamental frequency light and frequency doubled light in the laser signal of described solid state laser output, described light-dividing device also comprises and is used for slide that described fundamental frequency light is separated with frequency doubled light.
9. the system of assembling solid laser according to claim 8, it is characterized in that, described slide is coated with the high-reflecting film of corresponding described fundamental frequency light and the anti-reflection film of corresponding described frequency doubled light, and perhaps described slide is coated with the high-reflecting film of corresponding described frequency doubled light and the anti-reflection film of corresponding described fundamental frequency light.
10. the system of assembling solid laser according to claim 1 is characterized in that, described control device comprises:
The Signal Matching unit, the laser signal and the comparison signal that are used for checkout gear is received mate and compare;
CPU is used for the comparative result according to the signal comparing unit, controls the position how described adjusting device adjusts solid state laser element.
11. the system of assembling solid laser according to claim 10 is characterized in that, described control device also comprises:
The Signal Pretreatment unit, the laser signal that described checkout gear is received carries out preliminary treatment, and described signal comparing unit compares described pretreated result and comparison signal and mates.
12. the system of assembling solid laser according to claim 11 is characterized in that, described Signal Pretreatment unit comprises image processing subelement and pattern recognition subelement;
Described image processing subelement is used for the picture signal that described checkout gear receives is converted to the light spot image signal;
Described pattern recognition subelement is used to discern the laser facula pattern or the graphic model of described light spot image signal correspondence.
13. the system of assembling solid laser according to claim 10 is characterized in that, described comparison signal comprises the described last signal that checkout gear receives before the solid state laser element position of adjusting.
14. the system according to each described assembling solid laser of claim 10-13 is characterized in that, described comparison signal is one or more in laser facula pattern, graphic model, laser power or the laser energy.
15. use the method for the system assembles solid state laser of each described assembling solid laser of claim 1-14, may further comprise the steps:
A) element with solid state laser is fixed on the described adjusting device, and coarse adjustment is to laser signal output is arranged;
B) by described checkout gear described laser signal is detected;
C) described control device is controlled the position that described adjusting device is adjusted solid state laser element according to the testing result of described checkout gear, reaches predefined numerical value until the testing result of described checkout gear.
16. method according to claim 15 is characterized in that, in the step c), described control device control adjusting device is regulated each solid state laser element one by one, reaches extreme value until the testing result of described checkout gear.
17., it is characterized in that the position of described adjustment solid state laser element comprises the adjustment to above-below direction, left and right directions, fore-and-aft direction, horizontal deflection direction, pitch orientation according to claim 15 or 16 described methods.
18. method according to claim 17 is characterized in that, described adjusting device is adjusted each solid state laser element on described five directions successively.
19. method according to claim 15 is characterized in that, described checkout gear detects power, energy, facular model or the spot pattern of described laser signal.
20. method according to claim 19, it is characterized in that, described control device carries out the gray scale processing to the power and the hot spot parameter of the laser signal that described checkout gear receives, and obtains the power discrete degree, and controls described adjusting device according to described power discrete degree.
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| CN200810101702A CN101533987A (en) | 2008-03-11 | 2008-03-11 | System used for assembling solid laser and method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102566590A (en) * | 2011-03-14 | 2012-07-11 | 北京国科世纪激光技术有限公司 | Intelligent adjusting system and method for optical element |
| CN103730831A (en) * | 2013-12-20 | 2014-04-16 | 重庆南方数控设备有限责任公司 | Constant power laser output control system and method |
| CN105552701A (en) * | 2016-02-21 | 2016-05-04 | 中国科学院光电研究院 | High-optical-quality laser amplification device |
| CN106441815A (en) * | 2016-09-07 | 2017-02-22 | 中国科学院长春光学精密机械与物理研究所 | Photoelectric equipment and laser detection adjusting system thereof |
| CN107565356A (en) * | 2017-10-18 | 2018-01-09 | 哈尔滨工业大学 | A kind of 1.9 microns of Solid State Laser generating means of hectowatt grade |
| CN112305843A (en) * | 2020-10-21 | 2021-02-02 | 华域视觉科技(上海)有限公司 | Laser projection feedback adjustment system and method and vehicle |
| CN112872703A (en) * | 2021-02-21 | 2021-06-01 | 维格斯(上海)流体技术有限公司 | Pulse energy control method for welding self-protection pipe |
| CN113889834A (en) * | 2021-09-29 | 2022-01-04 | 无锡卓海科技股份有限公司 | Power self-optimization method of solid-state laser |
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2008
- 2008-03-11 CN CN200810101702A patent/CN101533987A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102566590A (en) * | 2011-03-14 | 2012-07-11 | 北京国科世纪激光技术有限公司 | Intelligent adjusting system and method for optical element |
| CN102566590B (en) * | 2011-03-14 | 2014-03-26 | 北京国科世纪激光技术有限公司 | Intelligent adjusting system and method for optical element |
| CN103730831A (en) * | 2013-12-20 | 2014-04-16 | 重庆南方数控设备有限责任公司 | Constant power laser output control system and method |
| CN105552701A (en) * | 2016-02-21 | 2016-05-04 | 中国科学院光电研究院 | High-optical-quality laser amplification device |
| CN106441815A (en) * | 2016-09-07 | 2017-02-22 | 中国科学院长春光学精密机械与物理研究所 | Photoelectric equipment and laser detection adjusting system thereof |
| CN107565356A (en) * | 2017-10-18 | 2018-01-09 | 哈尔滨工业大学 | A kind of 1.9 microns of Solid State Laser generating means of hectowatt grade |
| CN112305843A (en) * | 2020-10-21 | 2021-02-02 | 华域视觉科技(上海)有限公司 | Laser projection feedback adjustment system and method and vehicle |
| CN112872703A (en) * | 2021-02-21 | 2021-06-01 | 维格斯(上海)流体技术有限公司 | Pulse energy control method for welding self-protection pipe |
| CN113889834A (en) * | 2021-09-29 | 2022-01-04 | 无锡卓海科技股份有限公司 | Power self-optimization method of solid-state laser |
| CN113889834B (en) * | 2021-09-29 | 2022-12-09 | 无锡卓海科技股份有限公司 | Power self-optimization method of solid-state laser |
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