CN107284042A - Dynamic focusing test device and laser marking machine - Google Patents
Dynamic focusing test device and laser marking machine Download PDFInfo
- Publication number
- CN107284042A CN107284042A CN201710695601.2A CN201710695601A CN107284042A CN 107284042 A CN107284042 A CN 107284042A CN 201710695601 A CN201710695601 A CN 201710695601A CN 107284042 A CN107284042 A CN 107284042A
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- controller
- distance
- laser marking
- test device
- dynamic focusing
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- 238000010330 laser marking Methods 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000003028 elevating effect Effects 0.000 claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 230000003287 optical effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
A kind of dynamic focusing test device and laser marking machine that the present invention is provided, are related to laser mirror techniques field, including distance detector, elevating mechanism and controller；The controller is electrically connected with the distance detector, the distance test signal for obtaining the distance detector；The distance test signal includes the real-time range information between laser marking head and workbench；The elevating mechanism is electrically connected with the controller, for adjusting the distance between workbench and laser marking head according to the distance test signal.In the above-mentioned technical solutions, the test mode of closed loop can be used, the distance between laser marking head and workbench are constantly adjusted according to real-time distance test signal in turn, adjust efficiently and sensitively focal length of the laser marking head relative to workbench, after controller receives the adjusted signal finished of focal length, whole debugging efforts are just completed.
Description
Technical field
The present invention relates to laser mirror techniques field, more particularly, to a kind of dynamic focusing test device and laser marking
Machine.
Background technology
Laser galvanometer is also laser scanner, by X-Y optical scanning heads, electric drive amplifier and optical reflecting lens group
Into.The signal that computer controller is provided is by drive amplification circuit drives optical scanning head, so as to control laser beam in X-Y plane
Deflection.
In laser demonstration system, the waveform of optical scanner is a kind of vector scan, the sweep speed of system, it is resolved that laser
The stability of figure.Recent years, people have developed the scanner of high speed, and sweep speed reaches 45000 point/seconds,
Therefore, it is possible to demonstrate the laser cartoon of complexity.
Before laser galvanometer carries out laser marking, it is required for shaking to laser according to the mark environment such as size of mark breadth
Laser marking head is focused test in mirror, so as to carry out follow-up mark work.
In the prior art, the test fixture that traditional CO2 dynamic Lasers are focused on all is the size according to institute's mark breadth,
The height of adjustment work platform, then focal length is adjusted by adjusting the Z axis position in dynamic focusing vibration mirror in a manual fashion,
, it is necessary to which repeated multiple times can just find focal length during this manual regulation, operation is very cumbersome, and efficiency is very low.
The content of the invention
It is an object of the invention to provide a kind of dynamic focusing test device and laser marking machine, to solve prior art
Present in dynamic Laser focus on test process is cumbersome, inefficiency technical problem.
A kind of dynamic focusing test device that the present invention is provided, including distance detector, elevating mechanism and controller；
The controller is electrically connected with the distance detector, and the distance test for obtaining the distance detector is believed
Number；Wherein, the distance test signal includes the real-time range information between laser marking head and workbench；
The elevating mechanism is electrically connected with the controller, for according to the distance test signal adjust workbench with
The distance between laser marking head.
In the above-mentioned technical solutions, in order to improve the operating efficiency of test process of the laser galvanometer before use, so adopting
Original manually operated mode, the test device of this closed loop are instead of with a kind of automatic test device of closed loop
Include distance detector, three main parts of elevating mechanism and controller, wherein, the distance detector is for setting
On the laser marking head of laser galvanometer, when the distance between laser marking head and workbench changes, institute
Stating distance detector sensitively can detect the change of this distance, and be sent to controller, and controller can be according to institute
The distance between the laser marking head and workbench test signal that is relevant to that distance detector detects is stated to recycle in turn
The elevating mechanism adjusts the distance between laser marking head and workbench.
Said process is completed by the control of automation, so between this detection laser marking head and workbench
Distance, then constantly adjusts the distance between laser marking head and workbench in turn further according to real-time distance test signal
Mode, focal length of the laser marking head relative to workbench can efficiently and be sensitively adjusted, until controller is received
After the adjusted signal finished of focal length, whole debugging efforts are just completed.
Further, in an embodiment of the present invention, the elevating mechanism includes support frame and is arranged on support frame as described above
On at least one set of lifting unit；
The lifting unit includes motor, the first screw mandrel and fixed plate；
The first screw is provided with the fixed plate, for being connected with first wire rod thread；The motor is arranged on
The end of first screw mandrel, for driving first screw mandrel to rotate.
Further, in an embodiment of the present invention, it is additionally provided with Z axis governor motion in the laser marking head；
The controller is electrically connected with the Z axis governor motion, for controlling the lens in the Z axis governor motion to move
It is dynamic, to change focal length moving along Z-direction.
Further, in an embodiment of the present invention, the Z axis governor motion includes regulation motor, the second screw mandrel and the
Two screws；
The controller is electrically connected with the regulation motor, for controlling the second screw mandrel phase by the regulation motor
Rotated for second screw.
Further, in an embodiment of the present invention, the motor or the regulation motor use stepper motor or servo
Motor.
Further, in an embodiment of the present invention, the distance detector uses laser range finder.
Further, in an embodiment of the present invention, the bottom of the elevating mechanism is additionally provided with levelling gear；
The levelling gear includes bottom plate and fang bolt, and the fang bolt is arranged on the bottom plate.
Present invention also provides a kind of laser marking machine, including control terminal and the dynamic focusing test device；
The control terminal is electrically connected with the controller of the dynamic focusing test device, for being sent to the controller
Mark order.
In the above-mentioned technical solutions, the laser marking machine can utilize the dynamic focusing test device before the use
Carry out adjust automatically, the adjustment mode of the closed loop of use can constantly adjust laser marking machine according to default focal length demand
Focal length, efficiently and precisely.
Further, in an embodiment of the present invention, the laser marking machine also includes wireless module；
The wireless module is electrically connected with the control terminal or the controller, wherein, the control terminal with it is described
Connected between controller by the wireless module wireless telecommunications.
Further, in an embodiment of the present invention, the control terminal includes computer, mobile phone and tablet personal computer.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The first structure schematic diagram for the dynamic focusing test device that Fig. 1 provides for one embodiment of the invention；
The structural representation for the Z axis governor motion that Fig. 2 provides for one embodiment of the invention；
Second structural representation of the dynamic focusing test device that Fig. 3 provides for one embodiment of the invention；
3rd structural representation of the dynamic focusing test device that Fig. 4 provides for one embodiment of the invention.
Reference：
1- distance detectors；2- elevating mechanisms；3- controllers；
4- laser marking heads；5- workbenches；6-Z axle governor motions；
7- levelling gears；8- control terminals；
21- support frames；22- motors；The screw mandrels of 23- first；24- fixed plates；
The screw mandrels of 61- second；The screws of 62- second.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The first structure schematic diagram for the dynamic focusing test device that Fig. 1 provides for one embodiment of the invention.
First, as shown in figure 1, the present embodiment provide a kind of dynamic focusing test device, including distance detector 1, rise
Descending mechanism 2 and controller 3.
In order to improve the operating efficiency of test process of the laser galvanometer before use, so employing oneself of a kind of closed loop
Dynamicization test device instead of original manually operated mode, and the test device of this closed loop is exactly to include distance detection
Device 1, elevating mechanism 2 and controller 3 three main parts are constituted.
As shown in figure 1, the controller 3 is electrically connected with the distance detector 1, the distance detector is obtained with this
1 distance test signal.
Wherein, the distance test signal includes the real-time range information between laser marking first 4 and workbench 5.
When use, the distance detector 1 can for being arranged on the laser marking of laser galvanometer first 4,
When the distance between laser marking first 4 and workbench 5 change, the meeting of distance detector 1 sensitively will be this
The change of distance is detected, and is sent to controller 3.
Meanwhile, the elevating mechanism 2 is electrically connected with the controller 3, for adjusting work according to the distance test signal
Make platform 5 and laser marking first the distance between 4.
When use, when the controller 3 has known distance test signal described above, it can be examined according to the distance
The distance between laser marking first 4 and workbench 5 test signal that is relevant to that survey device 1 is detected recycles the liter in turn
Descending mechanism 2 adjusts the distance between laser marking first 4 and workbench 5, will pass through constantly adjustment laser marking first 4 and work
Make the adjustment that the distance between platform 5 realizes first 4 focal length of laser marking.
So, original manually operated mode instead of by the automatic test device of this closed loop, it becomes possible to
Focusing test before laser galvanometer use is completed by the operation automated, detection laser marking first 4 and workbench 5 is obtained
Between real-time range information after, further according to real-time distance test signal continuous adjustment laser marking first 4 and work in turn
Make the mode of the distance between platform 5, can efficiently and sensitively adjust Jiao of the laser marking first 4 relative to workbench 5
Away from after controller 3 receives the adjusted signal finished of focal length, whole debugging efforts are just completed.
Wherein, in an embodiment of the present invention, the motor 22 uses stepper motor 22, and stepper motor 22 can accomplish essence
The height that really control workbench 5 is lifted, is adjusted more convenient and effective.
Also, in an embodiment of the present invention, the distance detector 1 uses laser range finder.
In addition, in an embodiment of the present invention, the elevating mechanism 2 employs including support frame 21 and is arranged on the branch
At least one set of lifting unit on support 21 is constituted.
As shown in figure 1, the lifting unit includes motor 22, the first screw mandrel 23 and fixed plate 24.
The first screw is provided with the fixed plate 24, for being threadedly coupled with first screw mandrel 23, meanwhile, the electricity
Machine 22 is arranged on the end of first screw mandrel 23, for driving first screw mandrel 23 to rotate.
When use, the controller 3 can be connected with the motor 22 formation signal control, and controller 3 passes through control
The relative rotation between the screw mandrel 23 of fixed plate 24 and first is realized in the rotation of motor 22, you can just adjust fixed plate 24
Rise and reduction action, workbench 5 are fixed in the fixed plate 24, it becomes possible to complete to the height of workbench 5
It has adjusted, namely workbench 5 and laser marking first the distance between 4.
The structural representation for the Z axis governor motion 6 that Fig. 2 provides for one embodiment of the invention.
As shown in Fig. 2 in an embodiment of the present invention, Z axis governor motion 6 is additionally provided with the laser marking first 4；
The controller 3 is electrically connected with the Z axis governor motion 6, for controlling the lens in the Z axis governor motion 6
It is mobile, to change focal length moving along Z-direction.
Like this, pass through mobile lens, it becomes possible to change focal length on the direction of Z axis, carry out have adjusted for focal length, from
And the mark on rough face can realized.
Wherein, in an embodiment of the present invention, the Z axis governor motion 6 includes regulation motor, the second screw mandrel 61 and second
Screw 62；
With continued reference to Fig. 2, the controller 3 is electrically connected with the regulation motor, for being controlled by the regulation motor
Second screw mandrel 61 is rotated relative to second screw 62.
In addition, the Z axis governor motion 6 can also be using curved arm rod device etc., as long as Z axis can be controlled to adjust machine
Focal length the moving up and down in Z-direction that the lens of structure 6 move forward and backward to change laser.
Second structural representation of the dynamic focusing test device that Fig. 3 provides for one embodiment of the invention.
Further, in an embodiment of the present invention, the bottom of the elevating mechanism 2 is additionally provided with levelling gear 7, utilizes
Levelling gear 7 can easily adjust the levelness of whole device, to be operated.
Wherein, as shown in figure 3, the levelling gear 7 includes bottom plate and fang bolt, the fang bolt is arranged on described
On bottom plate, when adjusting the levelness of whole device, the fang bolt is screwed, the height for adjusting different fang bolts is
Can.
3rd structural representation of the dynamic focusing test device that Fig. 4 provides for one embodiment of the invention.
As shown in figure 4, being surveyed present invention also provides a kind of laser marking machine, including control terminal 8 and the dynamic focusing
Trial assembly is put.
The control terminal 8 is electrically connected with the controller 3 of the dynamic focusing test device, for the controller 3
Send mark order.
Because concrete structure, the principle of work and power and the technique effect of the dynamic focusing test device are detailed above
State, just repeat no more herein.
So, any technology contents for being related to the dynamic focusing test device refer to record above.
It follows that the laser marking machine can be adjusted automatically using the dynamic focusing test device before the use
Whole, the adjustment mode of the closed loop of use can constantly adjust the focal length of laser marking machine according to default focal length demand, high
Imitate and accurate.
Further, in an embodiment of the present invention, the laser marking machine also includes wireless module；
The wireless module is electrically connected with the control terminal 8 or the controller 3, wherein, the control terminal 8 and institute
State between controller 3 and to be connected by the wireless module wireless telecommunications.
Further, in an embodiment of the present invention, the control terminal 8 includes computer, mobile phone and tablet personal computer.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of dynamic focusing test device, it is characterised in that including distance detector (1), elevating mechanism (2) and controller
(3)；
The controller (3) is electrically connected with the distance detector (1), and the distance for obtaining the distance detector (1) is surveyed
Trial signal；Wherein, the distance test signal includes the real-time range information between laser marking head (4) and workbench (5)；
The elevating mechanism (2) electrically connects with the controller (3), for adjusting workbench according to the distance test signal
(5) the distance between with laser marking head (4).
2. dynamic focusing test device according to claim 1, it is characterised in that the elevating mechanism (2) includes support
Frame (21) and at least one set of lifting unit being arranged on support frame as described above (21)；
The lifting unit includes motor (22), the first screw mandrel (23) and fixed plate (24)；
The first screw is provided with the fixed plate (24), for being connected with first screw mandrel (23)；The motor (22) sets
Put in the end of first screw mandrel (23), for driving first screw mandrel (23) to rotate.
3. dynamic focusing test device according to claim 1, it is characterised in that also set in the laser marking head (4)
It is equipped with Z axis governor motion (6)；
The controller (3) electrically connects with the Z axis governor motion (6), saturating in the Z axis governor motion (6) for controlling
Mirror is moved, to change focal length moving along Z-direction.
4. dynamic focusing test device according to claim 3, it is characterised in that the Z axis governor motion (6) includes adjusting
Save motor, the second screw mandrel (61) and the second screw (62)；
The controller (3) electrically connects with the regulation motor, for controlling second screw mandrel by the regulation motor
(61) rotated relative to second screw (62).
5. dynamic focusing test device according to claim 2, it is characterised in that the motor (22) or the regulation electricity
Machine uses stepper motor or servomotor.
6. dynamic focusing test device according to claim 1, it is characterised in that the distance detector (1) is using sharp
Optar.
7. dynamic focusing test device according to claim 1, it is characterised in that the bottom of the elevating mechanism (2) is also
It is provided with levelling gear (7)；
The levelling gear (7) includes bottom plate and fang bolt, and the fang bolt is arranged on the bottom plate, for leveling.
8. a kind of laser marking machine, it is characterised in that including control terminal (8) and as any one of claim 1-7
Dynamic focusing test device；
The control terminal (8) electrically connects with the controller (3) of the dynamic focusing test device, for the controller
(3) mark order is sent.
9. laser marking machine according to claim 8, it is characterised in that also including wireless module；
The wireless module is electrically connected with the control terminal (8) or the controller (3), wherein, the control terminal (8) with
Connected between the controller (3) by the wireless module wireless telecommunications.
10. laser marking machine according to claim 8, it is characterised in that the control terminal (8) includes computer, hand
Machine and tablet personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710695601.2A CN107284042A (en) | 2017-08-15 | 2017-08-15 | Dynamic focusing test device and laser marking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710695601.2A CN107284042A (en) | 2017-08-15 | 2017-08-15 | Dynamic focusing test device and laser marking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107284042A true CN107284042A (en) | 2017-10-24 |
Family
ID=60105932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710695601.2A Pending CN107284042A (en) | 2017-08-15 | 2017-08-15 | Dynamic focusing test device and laser marking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107284042A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573295A (en) * | 2018-04-17 | 2018-09-25 | 湖南镭目科技有限公司 | A kind of tracking and tracks of device of irradiated fuel assembly |
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| CN201456866U (en) * | 2009-06-12 | 2010-05-12 | 武汉众泰数码光电设备有限公司 | Automatic real-time focusing device for laser engraving cutting machine |
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| CB02 | Change of applicant information |
Address after: 212000 Zhenjiang city Jiangsu province area Dingmao Road No. 99 Building 29 fifteen Applicant after: SINO-GALVO (JIANGSU) TECHNOLOGY CO.,LTD. Address before: 212000 Zhenjiang city Jiangsu province area Dingmao Road No. 99 Building 29 fifteen Applicant before: ZHENJIANG JINHAICHUANG TECHNOLOGY Co.,Ltd. |
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Application publication date: 20171024 |
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