CN107225322A - The method and marking machine Atomatic focusing method of laser marking machine, regulation probe and mark thing distance - Google Patents
The method and marking machine Atomatic focusing method of laser marking machine, regulation probe and mark thing distance Download PDFInfo
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- CN107225322A CN107225322A CN201710185470.3A CN201710185470A CN107225322A CN 107225322 A CN107225322 A CN 107225322A CN 201710185470 A CN201710185470 A CN 201710185470A CN 107225322 A CN107225322 A CN 107225322A
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- probe
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- 238000010330 laser marking Methods 0.000 title claims abstract description 103
- 239000000523 sample Substances 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008859 change Effects 0.000 claims abstract description 4
- 230000003287 optical effect Effects 0.000 claims description 24
- 238000013178 mathematical model Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/24—Ablative recording, e.g. by burning marks; Spark recording
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/361—Removing material for deburring or mechanical trimming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/046—Automatically focusing the laser beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/046—Automatically focusing the laser beam
- B23K26/048—Automatically focusing the laser beam by controlling the distance between laser head and workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
-
- 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
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
Abstract
The invention discloses the method and marking machine Atomatic focusing method of a kind of laser marking machine, regulation laser marking machine probe and mark thing distance, laser marking machine includes frame and is arranged on the saddle that can be moved up and down in frame and along frame, laser marking component is provided with saddle, also include controller and be arranged on the first drive component for being used to drive saddle to move up and down along frame in frame, also include the ranging component being arranged on laser marking component, ranging component includes laser designator and laser sensor；Laser designator is used for mark object table surface-emission laser, laser sensor is used to receive the laser reflected through mark body surface and sends signal to controller, controller is according to the vertical range of signal of change mark body surface to ranging component, and the first drive component drives saddle to drive laser marking component to be moved to the distance between probe and mark body surface to reach preset distance according to signal.
Description
Technical field
The invention belongs to laser marking technical field, and in particular to a kind of laser marking machine, regulation laser marking machine scanning
Head and the method and marking machine Atomatic focusing method of mark thing distance.
Background technology
Laser marking machine is light, the electromechanical integration equipment for combining laser technology and computer technology.Laser marking skill
Art at present just by people gradually paid attention to by industrial application at home and abroad, and various new marking equipments emerge in an endless stream, and it is with it
Unique advantage is replacing traditional labeling method, can various components of machine, electronic component, integrated circuit modules,
On a variety of body surfaces such as instrument, instrument, mark is printed.
Its operation principle is that laser produces laser, after focusing lens are focused on, then is irradiated to the surface of mark object,
Just only there is ideal mark effect when mark object is located at focal position.Prior art is all manually to fight each other
Mark machine is adjusted and focused, and regulation manually reduces the operating efficiency of marking machine, and the error of regulation is larger, and it reduce beat
Target accuracy and speed.
The content of the invention
The present invention provides method and the mark of a kind of laser marking machine, regulation laser marking machine probe and mark thing distance
Machine Atomatic focusing method, solves in the prior art, to need to be adjusted laser marking machine manually and reduce mark precision and speed
The problem of spending.The scheme used for：
Scheme one：A kind of laser marking machine, including for placing the mark board of mark thing, the machine on mark board
Frame, is arranged on the saddle that can be moved up and down in frame and along frame, saddle and is provided with laser marking component, laser marking component
Including the laser installed successively, optical path component and probe, optical path component includes some concavees lens and/or convex lens, is located at
Between laser and probe, the light beam focal length for adjusting incident laser, mark laser is from laser emitting, by light path group
Part, is incident to probe, and probe includes some mirror lens, and the direction for changing mark laser makes mark laser direction
Mark board is projected；Also include controller and be arranged on the first driving group for being used to drive saddle to move up and down along frame in frame
Part, the first drive component includes some motors, motor direct or indirect connection saddle, the controller control driving
Motor driving saddle is moved up and down along frame；Also include the ranging component being arranged on saddle or laser marking component, ranging
Component includes laser designator and laser sensor；Ranging component, controller and the first drive component are sequentially connected；Laser designation
Device is used to indicate laser to mark thing surface emitting, and laser sensor is used to receive indicates laser through the diffusing reflection of mark thing surface
Feedback laser, indicates that laser and feedback laser are misaligned；Laser sensor sends induced signal to controller, and controller is used for root
Gone forward side by side according to the angle of induced signal calculating instruction laser and feedback laser and once calculate mark thing surface to the distance of probe；
Controller sends control signal to the first drive component, and the motor of the first drive component drives laser to beat according to control signal
Component movement is marked, the probe of laser marking component is matched the mark focal length of laser marking machine with the distance on mark thing surface.
Scheme two：It is used for the mark board for placing mark thing on laser marking machine, including base and base, mark board can
Move up and down, the frame above mark board is arranged on the saddle in frame, saddle and is provided with laser marking component,
Laser marking component includes laser, optical path component and the probe installed successively, optical path component include some concavees lens and/or
Convex lens, between laser and probe, the light beam focal length for adjusting incident laser, mark laser goes out from laser
Penetrate, by optical path component, be incident to probe, probe includes some mirror lens, and the direction for changing mark laser makes
Mark laser is projected towards mark board；Also include controller and the second driving group for driving mark board to move up and down
Part, the second drive component includes some motors, motor direct or indirect connection mark board, the controller control
Motor driving mark board is moved up and down；Also include the ranging component being arranged on saddle or laser marking component, survey
Include laser designator and laser sensor away from component；Ranging component, controller and the second drive component are sequentially connected；Laser refers to
Show that device is used to indicate laser to mark thing surface emitting, laser sensor is used to receive indicates laser through the diffusing reflection of mark thing surface
Feedback laser, indicate laser and feedback laser it is misaligned；Laser sensor sends induced signal to controller, and controller is used for
Calculated according to induced signal indicate the angle of laser and feedback laser go forward side by side once calculate mark thing surface to probe away from
From；Controller sends control signal to the second drive component, and the motor of the second drive component drives according to control signal to swash
Light mark component is moved, and the mark that the probe and the distance on mark thing surface for making laser marking component match laser marking machine is burnt
Away from.
Scheme two it is preferred：The upper surface of base offers vertically extending sliding cavity, and mark board is arranged on sliding cavity
It is interior, second drive component being connected with mark platform is set in sliding cavity.
Scheme one and two it is preferred：Laser designator is used to indicate laser to the preset characteristic point transmitting in mark thing surface,
Laser sensor is used to receive the feedback laser through feature point reflection and sends induced signal to controller, and controller is used for basis
Induced signal calculates characteristic point to the vertical direction distance of probe and sends control to the first drive component or the second drive component
Signal processed, the first drive component drives laser marking component or the second drive component to be driven according to control information according to control signal
Mark board is moved to mark thing surface mark starting point below the mark focal length of laser marking component scans head.
Scheme one and two it is preferred：Laser designator is located at laser marking component scans in mark thing surface mark starting point
After below the mark focal length of head, laser is indicated to the transmitting of mark body surface again, laser sensor is used to receive through mark thing
The irreflexive feedback laser in surface simultaneously sends induced signal to controller, and controller is used to calculate mark object according to induced signal
Surface to probe vertical range and send fine adjustment signal, the first drive component to the first drive component or the second drive component
Or second drive component be used for according to fine adjustment signal be driven fine setting calibration.
Scheme three：The method for adjusting distance between probe and mark object, laser designator is to mark thing surface emitting
Laser；Laser sensor receives through the irreflexive feedback laser of mark body surface and sends induced signal to controller；Control
Device calculates mark body surface to the vertical range of probe and to the first drive component or the second driving group according to induced signal
Part sends control signal；First drive component drives laser marking component or the second drive component according to control according to control signal
Information-driven mark board is moved to mark thing surface mark starting point under the mark focal length of laser marking component scans head
Side.
Scheme three it is preferred：Laser designator launches laser to the preset characteristic point of mark body surface；Laser sensor
Receive the laser through feature point reflection and send induced signal to controller.
Scheme three it is preferred：Laser designator indicates laser to the transmitting of mark body surface again；Laser sensor is received
Laser through the reflection of mark body surface simultaneously sends induced signal to controller；Controller calculates mark object according to induced signal
Surface to probe vertical range and send fine adjustment signal to the first drive component or the second drive component；First drive component
Or second drive component according to fine adjustment signal be driven fine setting calibration.
Scheme four：Marking machine Atomatic focusing method, the optical path component includes the convex lens and at least 1 that at least one is fixed
Individual movable concavees lens；Also include the guide rail along the bright direction extension of mark laser, be arranged on the support on guide rail, concavees lens are solid
It is scheduled on support, in addition to the oscillating motor with support direct or indirect connection, oscillating motor control support is past along guide rail direction
Slip is returned, oscillating motor is connected with controller；In probe laser marking is matched with the distance of mark thing surface characteristics reference point
After the mark focal length of machine, laser designator indicates laser to the transmitting of mark body surface again, and laser sensor is received through mark
The irreflexive feedback laser in thing surface simultaneously sends induced signal to controller, and controller calculates mark thing again according to induced signal
Surface characteristics reference point and sends control signal, driving arm and its concavees lens to the vertical range of probe to oscillating motor
Slided on guide rail and mark thing surface is equal to the vertical range of probe with mark focal length to the mark focal length for changing marking machine.
Scheme four it is preferred：Also include the control terminal being connected with controller, control terminal internal memory contains the number of mark thing
Word model, when mark laser is penetrated in point of the mark thing surface in addition to feature reference point, number of the control terminal according to mark thing
The vertical range of word model and feature reference point to probe calculate point of the mark thing surface in addition to feature reference point with
The real-time range of probe, and signal is sent to controller, controller control oscillating motor adjusting bracket and its concavees lens are being led
Sliding position on rail to make mark focal length be equal to the reality of point and probe of the mark thing surface in addition to feature reference point again
When distance.
The beneficial effects of the invention are as follows：Due to the present invention by laser designator to mark object table surface-emission laser, swash
Optical sensor is used to receive the laser reflected through mark body surface and sends induced signal to controller, and controller is according to first
Signal of change mark body surface to ranging component vertical range and to drive component send control signal, the first drive component
Laser marking component is driven to be moved to mark object on the mark focal length of laser marking component according to control signal, Huo Zhe
Two drive components drive mark platform to be moved to mark object on the mark focal length of laser marking component according to control signal.
Therefore, the application automatically can adjust the distance between probe and mark object to mark focal length, it is ensured that mark it is accurate
Property, improve mark speed.
Brief description of the drawings
Fig. 1 is the structural representation of laser marking machine of the present invention
Fig. 2 is the side view of laser marking machine of the present invention
Fig. 3 is laser marking machine operation principle schematic diagram of the present invention
Fig. 4 is the structural representation of the optical path component of laser marking machine of the present invention
Fig. 5 is A portions enlarged drawing in Fig. 4
Fig. 6 is the auto-focusing principle schematic of laser marking machine of the present invention
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings：
Embodiment 1：
A kind of laser marking machine, as depicted in figs. 1 and 2, including base 1, set on base 1 in organic frame 2, frame 2
Offer and saddle 3 is provided with vertically extending guide rail, guide rail, saddle 3 can be slided along guide rail.Laser is provided with saddle 3
Mark component 4, laser marking component 4 be used for produce mark laser, mark laser is projected from probe 41, then be irradiated to mark put down
On mark object 10 on platform 11.Laser marking machine saddle 3 is connected with the first drive component, the first drive component 6 and controller
It is connected.First drive component 6 includes driver and screw body, and manually operated control button 81 makes controller send instruction, leads to
The cooperation driving saddle 3 of device and screw body of overdriving is moved up and down in frame 2 along guide rail, so as to adjust probe 41 and beat
Mark the distance between object 10.
It is provided with the side of probe 41 in ranging component 5, ranging component 5 and is integrated with laser designator and laser sensing
Device.Laser sensor, controller and the first drive component 6 are sequentially connected electrically.Wherein, laser designator can select red laser and refer to
Show device, the identification degree of red laser is high, is easy to the sensing of laser inductor.
First drive component includes some motors, motor direct or indirect connection saddle, the controller control
Motor driving saddle processed is moved up and down along frame；Also include the ranging group being arranged on saddle or laser marking component
Part, ranging component includes laser designator and laser sensor；Ranging component, controller and the first drive component are sequentially connected；
Laser designator is used to indicate laser to mark thing surface emitting, and laser sensor is used to receive to be referred to through the surface diffusing reflection of mark thing
Show the feedback laser of laser, indicate that laser and feedback laser are misaligned；Laser sensor sends induced signal, control to controller
Device, which is used to be gone forward side by side according to the angle of induced signal calculating instruction laser and feedback laser, once calculates mark thing surface to scanning
The distance of head；Controller sends control signal to the first drive component, and the motor of the first drive component is according to control signal
The movement of laser marking component is driven, the probe of laser marking component is matched laser marking machine with the distance on mark thing surface
Mark focal length.Laser designator is used to indicate laser to the preset characteristic point transmitting in mark thing surface, and laser sensor is used to connect
Receive the feedback laser through feature point reflection and send induced signal to controller, controller is used to calculate feature according to induced signal
Point arrives the vertical direction distance of probe and sends control signal to the first drive component, and the first drive component is according to control signal
Driving laser marking component is moved to mark thing surface mark starting point under the mark focal length of laser marking component scans head
Side.：Laser designator after mark thing surface mark starting point is located at below the mark focal length of laser marking component scans head, then
Secondary to indicate laser to the transmitting of mark body surface, laser sensor is used to receive through the irreflexive feedback laser in mark thing surface simultaneously
Induced signal is sent to controller, controller is used to calculate mark body surface to the vertical range of probe according to induced signal
And fine adjustment signal is sent to the first drive component, the first drive component is driven fine setting calibration according to fine adjustment signal.
As shown in Fig. 3, Fig. 4 and Fig. 5, laser marking component is including the laser 42 installed successively, optical path component 43 and sweeps
First 44 are retouched, optical path component includes concavees lens 433 and convex lens 434, between laser and probe, it is incident sharp for adjusting
The light beam focal length of light, mark laser is from laser emitting, by optical path component, is incident to probe.Probe includes some anti-
Lens are penetrated, the direction for changing mark laser makes mark laser be projected towards mark board.
As shown in fig. 6, when specifically carrying out mark to mark object 10, after laser marking machine startup work, laser designation
Device is to the surface-emitting laser of mark object 10, and laser produces diffusing reflection on the surface of mark object 10, and laser sensor is used to receive
The laser reflected through the surface of mark object 10, so as to produce sensing and send induced signal to controller, controller is used for basis
Induced signal calculates the surface of mark object 10 to the vertical range of ranging component.The principle that controller calculates distance is according to laser
Straightline propagation and launch angle, controller calculates the surface of mark object 10 to after the vertical range of ranging component, to first
Drive component 6 sends control signal, and the first drive component 6 is used to drive saddle 3 to drive laser marking component 4 according to control signal
It is mobile, until mark object 10 is located on the mark focal length of laser marking component 4.Afterwards, laser marking machine is according to mark pattern
Position on dummy model carries out mark to mark object 10.
In the present embodiment, the first drive component 6 includes driver and screw body, in other embodiments, every to lead to
The first drive component that control signal driving laser printer mark component 3 is moved up and down in frame 2 along guide rail is crossed, the present embodiment is each fallen within
Protection domain.Meanwhile, the present embodiment is the vertical range for measuring the surface of mark object 10 to ranging component 5.
Embodiment 2：
The present embodiment is essentially consisted on the second drive component relative to 1 difference of embodiment.Specifically：
Be used to placing the mark board of mark thing on laser marking machine, including base and base, mark board can on move down
Dynamic, the frame above mark board is arranged on the saddle in frame, saddle and is provided with laser marking component, and laser is beaten
Mark component includes laser, optical path component and the probe installed successively, and optical path component includes some concavees lens and/or convex lens
Mirror, between laser and probe, the light beam focal length for adjusting incident laser, mark laser is passed through from laser emitting
Optical path component is crossed, probe is incident to, probe includes some mirror lens, and the direction for changing mark laser makes mark
Laser is projected towards mark board；Also include controller and the second drive component for driving mark board to move up and down, the
Two drive components include some motors, motor direct or indirect connection mark board, the controller control driving
Motor driving mark board is moved up and down；Also include the ranging component being arranged on saddle or laser marking component, ranging group
Part includes laser designator and laser sensor；Ranging component, controller and the second drive component are sequentially connected；Laser designator
For indicating laser to mark thing surface emitting, laser sensor is used to receive indicates the anti-of laser through the diffusing reflection of mark thing surface
Laser is presented, indicates that laser and feedback laser are misaligned；Laser sensor sends induced signal to controller, and controller is used for basis
The angle of induced signal calculating instruction laser and feedback laser, which is gone forward side by side, once calculates mark thing surface to the distance of probe；Control
Device processed sends control signal to the second drive component, and the motor of the second drive component drives laser marking according to control signal
Component is moved, and the probe of laser marking component is matched the mark focal length of laser marking machine with the distance on mark thing surface.
The upper surface of base offers vertically extending sliding cavity, and mark board is arranged in sliding cavity, set in sliding cavity
Put second drive component being connected with mark platform.
Laser designator is used to indicate laser to the preset characteristic point transmitting in mark thing surface, and laser sensor is used to receive
Feedback laser through feature point reflection simultaneously sends induced signal to controller, and controller is used to calculate characteristic point according to induced signal
To probe vertical direction distance and send control signal to the second drive component, the second drive component drives according to control information
Dynamic mark board is moved to mark thing surface mark starting point below the mark focal length of laser marking component scans head.Laser
Indicator is after mark thing surface mark starting point is located at below the mark focal length of laser marking component scans head, again to mark
Body surface transmitting indicates laser, and laser sensor is used to receive through the irreflexive feedback laser in mark thing surface and to controller
Induced signal is sent, controller is used to calculate mark body surface to the vertical range of probe and to second according to induced signal
Drive component sends fine adjustment signal, and the second drive component is used to be driven fine setting calibration according to fine adjustment signal.
Embodiment 3：
This implementation is improved on the basis of embodiment 1 or 2, this example demonstrates that a kind of laser for three-dimensional mark thing
The scheme of marking machine.
As shown in fig. 6, when specifically carrying out mark to mark object 10, laser marking machine can also connect outside control eventually
End.The dummy model of mark object 10 is set up in control terminal, mark pattern is pasted to the surface of dummy model.
Because control terminal internal memory contains the dummy model of mark object 10, the parameters for the dummy model that is also stored with,
As long as knowing distance of any point to ranging component 5 on model, you can know on dummy model other any point to ranging
The distance of component 5.Therefore, current embodiment require that presetting a characteristic point on the surface of mark object 10, this feature point can be with
It is any point more easy to identify in the surface of mark object 10, the peak or minimum point on the surface of mark object 10 can be selected.Meanwhile,
It is stored in the position of point corresponding with this feature point dummy model Nei.
As shown in fig. 6, presetting the peak that characteristic point 101 is the surface of mark object 10, mark object 10 is placed on
On mark platform 11, mobile mark object 10 is launched laser to laser designator and is irradiated in characteristic point 101.Laser designator
For launching laser to characteristic point 101, laser sensor is used to receive the laser reflected in characteristic point 101, and controller 8 is calculated
Go out the vertical range that characteristic point 101 arrives ranging component 5, then vertical range of any point to ranging component 5 on mark object 10
Understand, laser marking machine can be since mark any point on mark object 10, therefore one mark initial point 102 of setting,
And send control signal to drive component.Drive component, which is used to be driven according to control signal, to be moved, until mark initial point 102
In on the mark focal length of laser marking component 4.Afterwards, the internal processes of control terminal can control laser marking machine initial from mark
Point 102 starts mark.
Embodiment 4：
In embodiment 1, the first drive component 6 driving laser marking component 4 is moved to mark object 10 and beaten positioned at laser
When marking on the mark focal length of component 4, the present position of laser marking component 4 has larger error with real focal length position, particularly
When first drive component 6 driving laser marking 4 displacements of component are larger, this error can be bigger, therefore the present embodiment is provided
A kind of scheme for finely tuning calibration.
Laser designator is moved to mark object 10 in the first drive component 6 driving laser marking component 4 and beaten positioned at laser
After marking on the mark focal length of component 4, again to mark object table surface-emission laser, laser sensor is received through mark thing again
The laser of body surface face reflection simultaneously sends induced signal to controller, and controller calculates mark body surface to ranging component again
Vertical range simultaneously sends fine adjustment signal to the first drive component, and the first drive component is used to drive laser marking according to fine adjustment signal
Component is finely adjusted calibration, so that the accuracy of raised position adjustment.
Embodiment 5：
The present embodiment is the improvement on the basis of Examples 1 and 2, specific to improve as follows.
A kind of laser marking machine, as shown in Figure 3 and Figure 4, including frame and the laser module 4 being arranged in frame, laser
Produced by mark component 4 includes the laser 42 for producing laser and is successively set on laser 42 in the light path of laser
Focusing component 43 and probe 44.Also include poly- mirror controller 7 and poly- mirror drive component 61, poly- mirror controller 7, poly- mirror driving group
Part 61 and optical path component 43 are sequentially connected.
Probe 44 includes X speculums and Y speculums, and X speculums are deflected in the horizontal for adjusting light path, Y speculums
Deflected in the vertical for adjusting light path.Mark laser is projected from laser 42, is focused on through optical path component 43 and probe 44
It is irradiated to after adjustment on mark object 10.
Optical path component 43 include support base 431, support 432, concavees lens 433 and convex lens 434 (in other embodiment, two
Person position can be exchanged, it will be understood that being equal with this programme).The guide rail extended along laser optical path is provided with support base 431
435, support 432 is arranged on guide rail 435 and can slided along guide rail 435, and focusing lens 433 are fixed on support 432, in addition to
With the oscillating motor of support direct or indirect connection, oscillating motor control support along guide rail direction come and go slide, oscillating motor with
Controller is connected；Therefore when support 432 is slided on guide rail 435, also focusing lens 433 are driven to move, focusing lens 433 exist
The focal length of the position correspondence mark laser of guide rail 435, is changed mark and is swashed by movement of the focusing lens 433 on guide rail 435
The focal length of light.
Ranging component 5 is additionally provided with laser marking component 4, ranging component 5 includes laser designator and laser sensing
Device.Laser designator is used for mark object table surface-emission laser, and laser produces diffusing reflection, laser on the surface of mark object 10
Sensor is used to receive the laser reflected through the surface of mark object 10, believes so as to produce sensing and send the first sensing to controller
Number, poly- mirror controller 7 is used to calculate mark body surface to the vertical range of ranging component 5 according to the first induced signal.Poly- mirror
Controller 7 calculates mark body surface to after the vertical range of ranging component, and control signal is sent to poly- mirror drive component 61,
Poly- mirror drive component 61 is used to drive saddle 3 to drive laser module 4 to move according to control signal, until mark object is located at laser
On the mark focal length of component 4.
Embodiment 7：
The present embodiment is distance between the regulation probe and mark object used in Examples 1 and 2 Equipment Foundations
Method.
A kind of method for adjusting distance between probe and mark object, laser designator swashs to mark thing surface emitting
Light；Laser sensor receives through the irreflexive feedback laser of mark body surface and sends induced signal to controller；Controller
Mark body surface is calculated to the vertical range of probe and to the first drive component or the second drive component according to induced signal
Send control signal；First drive component drives laser marking component or the second drive component to be believed according to control according to control signal
Breath driving mark board is moved to mark thing surface mark starting point below the mark focal length of laser marking component scans head.
Laser designator launches laser to the preset characteristic point of mark body surface；Laser sensor receives anti-through characteristic point
The laser penetrated simultaneously sends induced signal to controller.
Laser designator indicates laser to the transmitting of mark body surface again；Laser sensor is received through mark body surface
The laser of reflection simultaneously sends induced signal to controller；Controller calculates mark body surface to probe according to induced signal
Vertical range simultaneously sends fine adjustment signal to the first drive component or the second drive component；First drive component or the second drive component
Fine setting calibration is driven according to fine adjustment signal.
Embodiment 8：
The present embodiment is the marking machine Atomatic focusing method used in Examples 1 and 2 Equipment Foundations.
A kind of marking machine Atomatic focusing method, the optical path component includes convex lens and at least one work that at least one is fixed
Dynamic concavees lens；Also include the guide rail along the bright direction extension of mark laser, be arranged on the support on guide rail, concavees lens are fixed on
On support, in addition to the oscillating motor with support direct or indirect connection, oscillating motor control support comes and goes along guide rail direction to be slided
Dynamic, oscillating motor is connected with controller；In probe laser marking machine is matched with the distance of mark thing surface characteristics reference point
After mark focal length, laser designator indicates laser to the transmitting of mark body surface again, and laser sensor is received through mark thing table
The irreflexive feedback laser in face simultaneously sends induced signal to controller, and controller calculates mark thing surface again according to induced signal
Feature reference point and sends control signal to the vertical range of probe to oscillating motor, and driving arm and its concavees lens are being led
Slided on rail and mark thing surface is equal to the vertical range of probe with mark focal length to the mark focal length for changing marking machine.
Also include the control terminal being connected with controller, control terminal internal memory contains the mathematical model of mark thing, in mark
Laser is penetrated in point of the mark thing surface in addition to feature reference point, mathematical model and feature of the control terminal according to mark thing
Reference point to the vertical range of probe calculate point and probe of the mark thing surface in addition to feature reference point it is real-time away from
From, and signal is sent to controller, controller controls the sliding position of oscillating motor adjusting bracket and its concavees lens on guide rail
To make mark focal length be equal to the real-time range of point and probe of the mark thing surface in addition to feature reference point again.
The present invention overall beneficial effect be：Swash because the present invention is launched by laser designator to mark body surface
Light, laser sensor is used to receive the laser reflected through mark body surface and sends induced signal, controller root to controller
According to the first signal of change mark body surface to ranging component vertical range and to drive component send control signal, first drive
Dynamic component drives laser marking component to be moved to mark object on the mark focal length of laser marking component according to control signal,
Or second drive component according to control signal drive mark platform be moved to mark object be located at laser marking component mark
On focal length.Therefore, the application automatically can adjust the distance between probe and mark object to mark focal length, it is ensured that mark
Accuracy, improve mark speed.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in embodiment disclosed and described above, to the one of invention
A little modifications and changes should also be as falling into the scope of the claims of the present invention.Although in addition, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.
Claims (10)
1. laser marking machine, including for placing the mark board of mark thing, the frame on mark board is arranged on frame
Laser marking component is provided with saddle that is upper and being moved up and down along frame, saddle, laser marking component includes installing successively
Laser, optical path component and probe, optical path component include some concavees lens and/or convex lens, positioned at laser and scanning
Between head, the light beam focal length for adjusting incident laser, mark laser is from laser emitting, by optical path component, is incident to and sweeps
Head is retouched, probe includes some mirror lens, and the direction for changing mark laser makes mark laser be penetrated towards mark board
Go out；It is characterized in that：Also include controller and be arranged on the first driving for being used for driving saddle to be moved up and down along frame in frame
Component, the first drive component includes some motors, and motor direct or indirect connection saddle, the controller control is driven
Dynamic motor driving saddle is moved up and down along frame；Also include the ranging component being arranged on saddle or laser marking component, survey
Include laser designator and laser sensor away from component；Ranging component, controller and the first drive component are sequentially connected；Laser refers to
Show that device is used to indicate laser to mark thing surface emitting, laser sensor is used to receive indicates laser through the diffusing reflection of mark thing surface
Feedback laser, indicate laser and feedback laser it is misaligned；Laser sensor sends induced signal to controller, and controller is used for
Calculated according to induced signal indicate the angle of laser and feedback laser go forward side by side once calculate mark thing surface to probe away from
From；Controller sends control signal to the first drive component, and the motor of the first drive component drives according to control signal to swash
Light mark component is moved, and the mark that the probe and the distance on mark thing surface for making laser marking component match laser marking machine is burnt
Away from.
2. being used for the mark board for placing mark thing on laser marking machine, including base and base, mark board can be moved up and down,
Frame above mark board, is arranged on the saddle in frame, saddle and is provided with laser marking component, laser marking group
Part includes laser, optical path component and the probe installed successively, and optical path component includes some concavees lens and/or convex lens, position
Between laser and probe, the light beam focal length for adjusting incident laser, mark laser is from laser emitting, by light path
Component, is incident to probe, and probe includes some mirror lens, and the direction for changing mark laser makes mark laser court
Projected to mark board；It is characterized in that：Also include controller and the second driving group for driving mark board to move up and down
Part, the second drive component includes some motors, motor direct or indirect connection mark board, the controller control
Motor driving mark board is moved up and down；Also include the ranging component being arranged on saddle or laser marking component, survey
Include laser designator and laser sensor away from component；Ranging component, controller and the second drive component are sequentially connected；Laser refers to
Show that device is used to indicate laser to mark thing surface emitting, laser sensor is used to receive indicates laser through the diffusing reflection of mark thing surface
Feedback laser, indicate laser and feedback laser it is misaligned；Laser sensor sends induced signal to controller, and controller is used for
Calculated according to induced signal indicate the angle of laser and feedback laser go forward side by side once calculate mark thing surface to probe away from
From；Controller sends control signal to the second drive component, and the motor of the second drive component drives according to control signal to swash
Light mark component is moved, and the mark that the probe and the distance on mark thing surface for making laser marking component match laser marking machine is burnt
Away from.
3. laser marking machine according to claim 2, it is characterised in that：The upper surface of base offers vertically extending cunning
Dynamic chamber, mark board is arranged in sliding cavity, and second drive component being connected with mark platform is set in sliding cavity.
4. laser marking machine according to claim 1 or 2, it is characterised in that：Laser designator is used for mark thing surface
Preset characteristic point transmitting indicates laser, and laser sensor is used to receive the feedback laser through feature point reflection and sent out to controller
Induced signal is sent, controller is used to calculate characteristic point to the vertical direction distance of probe according to induced signal and driven to first
Component or the second drive component send control signal, and the first drive component drives laser marking component or second according to control signal
Drive component drives mark board to be moved to mark thing surface mark starting point and swept positioned at laser marking component according to control information
Below the mark focal length for retouching head.
5. laser marking machine according to claim 4, it is characterised in that：Laser designator is originated in the mark of mark thing surface
After point is located at below the mark focal length of laser marking component scans head, laser, laser are indicated to the transmitting of mark body surface again
Sensor is used to receive through the irreflexive feedback laser in mark thing surface and sends induced signal to controller, and controller is used for root
Mark body surface is calculated to the vertical range of probe according to induced signal and is sent out to the first drive component or the second drive component
Fine adjustment signal is sent, the first drive component or the second drive component are used to be driven fine setting calibration according to fine adjustment signal.
6. the method for the regulation probe and mark thing distance of laser marking machine according to claim 1 or claim 2, its feature exists
In, laser designator to mark thing surface-emitting laser；Laser sensor is received to swash through the irreflexive feedback of mark body surface
Light simultaneously sends induced signal to controller；Controller calculates mark body surface to the vertical range of probe according to induced signal
And send control signal to the first drive component or the second drive component；First drive component drives laser to beat according to control signal
Mark component or the second drive component drive mark board to be moved to mark thing surface mark starting point positioned at sharp according to control information
Below the mark focal length of light mark component scans head.
7. the method for regulation probe according to claim 6 and mark thing distance, it is characterised in that：Laser designator to
The preset characteristic point transmitting laser of mark body surface；Laser sensor receives the laser through feature point reflection and sent out to controller
Send induced signal.
8. the method for regulation probe according to claim 7 and mark thing distance, it is characterised in that：Laser designator is again
It is secondary to indicate laser to the transmitting of mark body surface；Laser sensor receives the laser that is reflected through mark body surface and to controller
Send induced signal；Controller calculates mark body surface to the vertical range of probe according to induced signal and driven to first
Component or the second drive component send fine adjustment signal；First drive component or the second drive component are driven according to fine adjustment signal
Fine setting calibration.
9. the marking machine Atomatic focusing method of laser marking machine according to claim 1 or claim 2, it is characterised in that：The light path
Component includes the convex lens of at least one fixation and the concavees lens of at least one activity；Also include extending along the bright direction of mark laser
Guide rail, be arranged on the support on guide rail, concavees lens are fixed on support, in addition to the swing with support direct or indirect connection
Motor, oscillating motor controls support to come and go slip along guide rail direction, and oscillating motor is connected with controller；In probe and mark thing
After the mark focal length of the distance matching laser marking machine of surface characteristics reference point, laser designator is sent out to mark body surface again
Instruction laser is penetrated, laser sensor receives through the irreflexive feedback laser in mark thing surface and sends induced signal to controller,
Controller calculates mark thing surface characteristics reference point to the vertical range of probe again according to induced signal, and to oscillating motor
Send control signal, driving arm and its concavees lens slide to change the mark focal length of marking machine to mark focal length etc. on guide rail
Vertical range in mark thing surface to probe.
10. marking machine Atomatic focusing method according to claim 9, it is characterised in that：Also include what is be connected with controller
Control terminal, control terminal internal memory contains the mathematical model of mark thing, is penetrated in mark laser and removes feature reference on mark thing surface
Point beyond point when, control terminal according to mark thing mathematical model and feature reference point to probe vertical range calculating
Go out the real-time range of point and probe of the mark thing surface in addition to feature reference point, and signal, controller are sent to controller
The sliding position of oscillating motor adjusting bracket and its concavees lens on guide rail is controlled mark focal length is equal to mark thing table again
The real-time range of point and probe of the face in addition to feature reference point.
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148893.4A CN107755879B (en) | 2016-03-26 | 2017-11-17 | Laser marking machine, the method and marking machine Atomatic focusing method for adjusting probe and mark object distance |
| CN201711148133.3A CN107839367A (en) | 2016-03-26 | 2017-11-17 | A kind of laser marking machine and its auto-focusing marking method |
| CN201721560036.0U CN208019618U (en) | 2016-03-26 | 2017-11-17 | A kind of auto-focusing laser marking machine |
| CN201711195738.8A CN107790876A (en) | 2017-03-26 | 2017-11-24 | Auto-focusing mark all-in-one |
| CN201721604319.0U CN207858053U (en) | 2017-03-26 | 2017-11-24 | Auto-focusing mark all-in-one machine |
| PCT/CN2017/113278 WO2018176878A1 (en) | 2016-03-26 | 2017-11-28 | Laser marking machine and automatic focusing and marking method therefor |
| PCT/CN2017/113288 WO2018176879A1 (en) | 2016-03-26 | 2017-11-28 | Laser marking machine, method for adjusting distance between scanning head and object for marking, and method for automatically aligning marking machine |
| CN201721648811.8U CN207858064U (en) | 2017-03-26 | 2017-11-30 | Move up and down auto-focusing mark all-in-one machine |
| PCT/CN2018/080565 WO2018177261A1 (en) | 2016-03-26 | 2018-03-26 | Laser marking machine, method for adjusting distance between scanning head and object to be marked, and automatic focusing method and automatic focusing marking method of marking machine |
| CN201810254282.6A CN108526697B (en) | 2016-03-26 | 2018-03-26 | Automatic focusing laser marking machine and automatic focusing marking method of marking machine |
| CN201820413164.0U CN208358035U (en) | 2016-03-26 | 2018-03-26 | A kind of laser marking machine of auto-focusing |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610182815 | 2016-03-26 | ||
| CN2016101828155 | 2016-03-26 |
Publications (1)
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| CN107225322A true CN107225322A (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710185470.3A Pending CN107225322A (en) | 2016-03-26 | 2017-03-26 | The method and marking machine Atomatic focusing method of laser marking machine, regulation probe and mark thing distance |
| CN201720303583.4U Active CN206747778U (en) | 2016-03-26 | 2017-03-26 | Laser marking machine |
| CN201721560036.0U Active CN208019618U (en) | 2016-03-26 | 2017-11-17 | A kind of auto-focusing laser marking machine |
| CN201711148893.4A Active CN107755879B (en) | 2016-03-26 | 2017-11-17 | Laser marking machine, the method and marking machine Atomatic focusing method for adjusting probe and mark object distance |
| CN201711148133.3A Pending CN107839367A (en) | 2016-03-26 | 2017-11-17 | A kind of laser marking machine and its auto-focusing marking method |
| CN201820413164.0U Active CN208358035U (en) | 2016-03-26 | 2018-03-26 | A kind of laser marking machine of auto-focusing |
| CN201810254282.6A Active CN108526697B (en) | 2016-03-26 | 2018-03-26 | Automatic focusing laser marking machine and automatic focusing marking method of marking machine |
Family Applications After (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720303583.4U Active CN206747778U (en) | 2016-03-26 | 2017-03-26 | Laser marking machine |
| CN201721560036.0U Active CN208019618U (en) | 2016-03-26 | 2017-11-17 | A kind of auto-focusing laser marking machine |
| CN201711148893.4A Active CN107755879B (en) | 2016-03-26 | 2017-11-17 | Laser marking machine, the method and marking machine Atomatic focusing method for adjusting probe and mark object distance |
| CN201711148133.3A Pending CN107839367A (en) | 2016-03-26 | 2017-11-17 | A kind of laser marking machine and its auto-focusing marking method |
| CN201820413164.0U Active CN208358035U (en) | 2016-03-26 | 2018-03-26 | A kind of laser marking machine of auto-focusing |
| CN201810254282.6A Active CN108526697B (en) | 2016-03-26 | 2018-03-26 | Automatic focusing laser marking machine and automatic focusing marking method of marking machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (7) | CN107225322A (en) |
| WO (3) | WO2018176878A1 (en) |
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2017
- 2017-03-26 CN CN201710185470.3A patent/CN107225322A/en active Pending
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- 2017-11-17 CN CN201721560036.0U patent/CN208019618U/en active Active
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- 2017-11-17 CN CN201711148133.3A patent/CN107839367A/en active Pending
- 2017-11-28 WO PCT/CN2017/113278 patent/WO2018176878A1/en active Application Filing
- 2017-11-28 WO PCT/CN2017/113288 patent/WO2018176879A1/en active Application Filing
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2018
- 2018-03-26 CN CN201820413164.0U patent/CN208358035U/en active Active
- 2018-03-26 CN CN201810254282.6A patent/CN108526697B/en active Active
- 2018-03-26 WO PCT/CN2018/080565 patent/WO2018177261A1/en active Application Filing
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018177261A1 (en) * | 2016-03-26 | 2018-10-04 | 广州新可激光设备有限公司 | Laser marking machine, method for adjusting distance between scanning head and object to be marked, and automatic focusing method and automatic focusing marking method of marking machine |
| CN107839367A (en) * | 2016-03-26 | 2018-03-27 | 广州新可激光设备有限公司 | A kind of laser marking machine and its auto-focusing marking method |
| WO2018176878A1 (en) * | 2016-03-26 | 2018-10-04 | 广州新可激光设备有限公司 | Laser marking machine and automatic focusing and marking method therefor |
| WO2018176879A1 (en) * | 2016-03-26 | 2018-10-04 | 广州新可激光设备有限公司 | Laser marking machine, method for adjusting distance between scanning head and object for marking, and method for automatically aligning marking machine |
| CN107790876A (en) * | 2017-03-26 | 2018-03-13 | 广州新可激光设备有限公司 | Auto-focusing mark all-in-one |
| CN107813059A (en) * | 2017-11-27 | 2018-03-20 | 江苏昆太工业装备有限公司 | A kind of laser marking communication system |
| CN108161232A (en) * | 2017-12-11 | 2018-06-15 | 厦门盈趣科技股份有限公司 | A kind of method and device of laser curved surface engraving |
| CN107900527A (en) * | 2017-12-21 | 2018-04-13 | 江苏森蓝智能系统有限公司 | One kind automation mark electric-control system and its marking method |
| CN108015430A (en) * | 2018-01-22 | 2018-05-11 | 成都迈锐捷激光技术有限公司 | Laser mark printing device and equipment |
| CN108406126A (en) * | 2018-04-23 | 2018-08-17 | 广州新可激光设备有限公司 | A kind of single layer pull reloads laser marking machine |
| CN108311786A (en) * | 2018-04-23 | 2018-07-24 | 广州新可激光设备有限公司 | A kind of Multilayer drawable reloads laser marking machine |
| CN108406126B (en) * | 2018-04-23 | 2023-10-03 | 广州新可激光设备有限公司 | Single-layer drawing and reloading laser marking machine |
| CN108393578A (en) * | 2018-05-21 | 2018-08-14 | 世特科汽车工程产品（常州）有限公司 | A kind of Laser marker automatic focusing mechanism |
| CN113751885A (en) * | 2021-10-25 | 2021-12-07 | 安徽日正汽车部件有限公司 | Automatic laser marking machine of curved surface |
| CN113947967A (en) * | 2021-12-01 | 2022-01-18 | 浙江太学科技集团有限公司 | Installation training system for assembly type building components |
| CN113947967B (en) * | 2021-12-01 | 2024-04-26 | 浙江太学科技集团有限公司 | Real standard system of assembled building element installation |
| CN115255652A (en) * | 2022-09-05 | 2022-11-01 | 深圳市智鼎自动化技术有限公司 | Multi-angle laser emission self-adaptive control method and device for laser engraving machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108526697B (en) | 2023-11-14 |
| WO2018177261A1 (en) | 2018-10-04 |
| CN107839367A (en) | 2018-03-27 |
| WO2018176879A1 (en) | 2018-10-04 |
| CN208358035U (en) | 2019-01-11 |
| CN208019618U (en) | 2018-10-30 |
| WO2018176878A1 (en) | 2018-10-04 |
| CN107755879B (en) | 2018-12-07 |
| CN206747778U (en) | 2017-12-15 |
| CN107755879A (en) | 2018-03-06 |
| CN108526697A (en) | 2018-09-14 |
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