CN110243316A - A kind of processing unit (plant) - Google Patents
A kind of processing unit (plant) Download PDFInfo
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- CN110243316A CN110243316A CN201910603316.2A CN201910603316A CN110243316A CN 110243316 A CN110243316 A CN 110243316A CN 201910603316 A CN201910603316 A CN 201910603316A CN 110243316 A CN110243316 A CN 110243316A
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- Prior art keywords
- light
- workpiece
- plant
- processing unit
- scanning means
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- 230000003287 optical effect Effects 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 38
- 230000008569 process Effects 0.000 claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052705 radium Inorganic materials 0.000 description 1
- HCWPIIXVSYCSAN-UHFFFAOYSA-N radium atom Chemical compound [Ra] HCWPIIXVSYCSAN-UHFFFAOYSA-N 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
Abstract
A kind of processing unit (plant) is suitable for one workpiece of processing, comprising: optical module and light source for processing.Optical module includes lens module, secondary light source and at least one first scanning means, secondary light source issues auxiliary light, auxiliary light passes through lens module and irradiates the workpiece via at least one first scanning means, wherein auxiliary light forms linear hot spot via lens module conversion light shape and in workpiece surface, and processing unit (plant) passes through linear beam spot scans workpiece to obtain the surface information of light part.The process light that light source for processing issues processes the workpiece via at least one first scanning means.Processing unit (plant) of the invention can scan workpiece surface under the situation of the mobile devices such as not additional installation manipulator arm or sliding rail and obtain the surface information of entire workpiece surface, improve the task performance of processing unit (plant) itself.
Description
Technical field
The invention relates to a kind of processing unit (plant)s, have secondary light source to scan workpiece surface in particular to one kind
The processing unit (plant) of information.
Background technique
Existing optical manufacturing device is usually all to irradiate to be issued by light source to workpiece using the optical system inside device
Light, to carry out mark (marking), exposure (exposure), etching (etching), punching (punching), delineation
(scribing) or cutting (dicing) etc. work.And the work surface of workpiece is not necessarily smooth plane, may have
A kind of optical scanner of external hanging type is also needed at multiple apparent concave-convex fluctuatings, therefore in existing optical manufacturing device,
For scanning the surface information of workpiece with the machining accuracy of improving optical processing unit (plant).
However optical scanner and optical manufacturing device are two equipment independent, therefore optical manufacturing device
Manufacturer or equipment integrate manufacturer and have to voluntarily integrate both equipment, such as optical scanner and optical manufacturing are filled
Respective coordinate system is set mutually to convert etc..And the optical scanner of this external hanging type can only obtain workpiece a part
Surface information, need in addition to replace optical scanner installation manipulator to obtain the work surface information of workpiece entirety
The mobile mechanisms such as arm, sliding rail, crawler belt thus will increase dramatically cost needed for equipment.In addition, existing optical manufacturing device
When work, need first to set processing time-histories (or program) according to the drawing of workpiece, further according to the surface obtained from optical scanner
Information modifies the position to be processed, and thus whole working hour also will increase dramatically.Therefore, it is still necessary to providing a kind of processing dress
It sets to solve the disadvantage that existing optical manufacturing device.
Prior art paragraph is used only to help to understand the content of present invention, therefore disclosed content is fallen in previous technical
It may be comprising some without constituting known techniques known to those of ordinary skill in the art.In previous technical
Disclosed content is fallen, the content or the one or more embodiments of present invention problem to be solved are not represented, in this hair
Known or recognized by those of ordinary skill in the art before bright application.
Summary of the invention
Disadvantage according to prior art, the object of the present invention is to provide a kind of processing unit (plant)s, can sweep with secondary light source
Workpiece surface to be processed is retouched, to obtain the surface information of entire workpiece surface.
It is a further object of the present invention to provide a kind of processing unit (plant)s, and it is mobile to be not necessary to additionally mounted mechanical arm or sliding rail etc.
Equipment can be scanned workpiece to be processed surface, to improve the task performance of processing unit (plant) itself.
Other objects and advantages of the present invention can from disclosed herein technical characteristic in be further understood.
It is up to part or all of above-mentioned purpose or other purposes, one embodiment of the invention discloses a kind of processing dress
It sets, for processing a workpiece, including optical module and light source for processing, optical module includes lens module, secondary light source and extremely
Few one first scanning means, for issuing auxiliary light, auxiliary light passes through lens module and via at least 1 the secondary light source
One scanning means irradiates workpiece, and light is assisted to form linear hot spot via lens module conversion light shape and in workpiece surface, processes
Device passes through linear beam spot scans workpiece to obtain the surface information of workpiece, and light source for processing is for issuing process light to optics group
Part, wherein process light is via at least one first scanning means workpieces processing.
In one embodiment, processing unit (plant) further includes photosensitive element and control unit, and auxiliary light irradiates workpiece and shape
At reflected light, wherein control unit is electrically connected at lens module, secondary light source, at least one first scanning means, light source for processing
And photosensitive element, and photosensitive elements sense reflected light and the corresponding sensing signal that issues are to control unit.
In one embodiment, control unit controls light source for processing at least one first scanning means to add according to sensing signal
Work workpiece.
In one embodiment, optical module further includes the second scanning means, and control module is electrically connected at the second scanning dress
It sets, and process light is sequentially via the second scanning means and at least one first scanning means with workpieces processing.
In one embodiment, sensing signal includes multiple image signals, and control unit is calculated according to these image signals
Workpiece surface information is selectively to control light source for processing, at least one first scanning means and the second scanning means.
In one embodiment, lens module includes light shape adjustment lens and switching construction, control unit control switching knot
Structure is so that light shape adjustment lens move into or be moved away from the light path of auxiliary light.
In one embodiment, optical module further includes field lens module, and field lens module focuses process light with workpieces processing.
In one embodiment, optical module further includes spectroscope, and the optical path of the light path of process light and auxiliary light
Diameter at least partly coincides with spectroscope.
Based on above-mentioned, the embodiment of the present invention at least have effects that following one of advantage or.In implementation of the invention
In example, there is lens module in optical module, the auxiliary light that secondary light source issues is converted by lens module and via at least
One first scanning means irradiates workpiece, and forms linear hot spot on the surface of the workpiece, thus can be in not additional fitting machine
Workpiece surface is scanned under the situation of the mobile devices such as tool arm or sliding rail and obtains the surface information of entire workpiece surface, is improved and is added
Tooling sets the task performance of itself.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and cooperate institute's accompanying drawings
It is described in detail below.
Detailed description of the invention
Fig. 1 is an embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant)；
Fig. 2 is the embodiment according to disclosed by Fig. 1, indicates the system block schematic diagram of processing unit (plant)；
Fig. 3 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant)；
Fig. 4 is the embodiment according to Fig. 3, indicates the system block schematic diagram of processing unit (plant)；
Fig. 5 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant)；And
Fig. 6 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant).
10,10A, 10B, 10C processing unit (plant)
20 optical modules
21 shells
22 lens modules
221 smooth shapes adjust lens
222 switching constructions
223 positions
23 light-emitting windows
24 secondary light sources
241 auxiliary light
242 reflected lights
26 first scanning means
27 second scanning means
28 spectroscopes
29 field lens modules
30 light source for processing
31 process lights
40 workpiece
41 surfaces
42 linear hot spots
43A, 43B groove
50 photosensitive elements
60 control units
Specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
It is preferable with reference to one of schema in following cooperation in relation to addressing other technologies content, feature and effect before the present invention
In the detailed description of embodiment, can clearly it present.The direction term being previously mentioned in following embodiment, such as: upper and lower, left,
It is right, front or rear etc., it is only the direction with reference to annexed drawings.Therefore, the direction term used is intended to be illustrative and not intended to limit
The present invention.
Fig. 1 is an embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant).Referring to FIG. 1, plus
Tooling sets 10 and is suitable for workpieces processing 40, and processing unit (plant) 10 includes optical module 20 and light source for processing 30.Optical module 20 further includes
Lens module 22, secondary light source 24 and at least one first scanning means 26 (are schematically schematically shown as 2 first to sweep in Fig. 1
Imaging apparatus 26, but be not limited thereto), secondary light source 24 is for issuing auxiliary light 241, wherein auxiliary light 241 is across saturating
Mirror module 22 simultaneously irradiates workpiece 40 via at least one first scanning means 26, and assists light 241 will via lens module 22
Light shape is converted to threadiness by dotted, and forms linear hot spot 42 in the surface of workpiece 40 41, in this way, which processing unit (plant) 10 can lead to
The surface 41 that linear hot spot 42 scans workpiece 40 is crossed, to obtain the surface information on surface 41.For example, the first scanning means 26
E.g. rotatable reflecting mirror, the direction of illumination of changeable fill-in light line 241 when the rotation of the first scanning means 26, also
It is to say to can change linear hot spot 42 in the position on the surface of workpiece 40 41, processing unit (plant) 10 is enable to sweep by linear hot spot 42
Retouch other regions on surface 41.
With continued reference to FIG. 1, light source for processing 30 is for issuing process light 31 to optical module 20, wherein process light 31
Via at least one first scanning means 26 with workpieces processing 40, that is to say, that process light 31 exposes to the first scanning means
After 26, the direction of illumination of changeable process light 31 when the rotation of the first scanning means 26, to adjust process light 31 in work
The Working position on the surface 41 of part 40.In the present embodiment, secondary light source 24 and light source for processing 30 are, for example, laser source, wherein plus
The power of work light source 30 is higher than the power of secondary light source 24.For example, secondary light source 24 is, for example, the radium-shine of power about 20mW
Light source, it is preferred that use blue light or green light laser source, to improve sensing accuracy, the e.g. power of light source for processing 30 is about
The laser source of 20w to 2kW, to carry out radium-shine processing to workpiece 40, wherein laser source is, for example, that He-Ne is radium-shine, titanium dioxide
Carbon is radium-shine, laser diode or other laser sources appropriate, in addition, secondary light source 24 may be designed in light source for processing 30
The light such as feux rouges, infrared light, ultraviolet light etc. of other wavelength can be issued, it is possible to use the enough light sources of other power replace radium
Light source is penetrated, invention is not limited thereto.
Fig. 2 is an embodiment disclosed according to the present invention, indicates the system block schematic diagram of processing unit (plant).Please refer to figure
1 and Fig. 2, processing unit (plant) 10 further include photosensitive element 50 and control unit 60, and auxiliary light 241 will form when irradiating workpiece 40
Reflected light 242, wherein control unit 60 is electrically connected at lens module 22, secondary light source 24, the first scanning means 26, processing light
Source 30 and photosensitive element 50, and photosensitive element 50 senses reflected light 242 and the corresponding sensing signal that issues to control unit 60.This
In embodiment, photosensitive element 50 is, for example, CCD (Charge-coupled Device, photosensitive coupling element) lighting apparatus, control
Unit 60 is, for example, the central processing unit (Central Processing Unit, CPU) for having single core or multi-core, or
The general service of other programmables or microprocessor (Microprocessor), the digital signals processor of specific use
(Digital Signal Processor, DSP), programmable controller, special application integrated circuit (Application
Specific IntegratedCircuit, ASIC) or other similar element or said elements combination collocation, the present invention is to this
And it is without restriction.
Please continue to refer to Fig. 1 and Fig. 2, lens module 22 includes light shape adjustment lens 221 and switching construction 222, light shape tune
Whole lens 221 are installed on switching construction 222, and control unit 60 controls switching construction 222 so that light shape adjustment lens 221 move into
Or it is moved away from the light path of auxiliary light 241.For example, when being not required to the surface 41 to workpiece 40 and being scanned, control unit
Light shape adjustment lens 221 are moved to position 223 by 60 controllable switching constructions 222.In the present embodiment, light shape adjusts lens 221
E.g. cylindrical lenses (columnar lens), Bao Weier lens (Powell lens) or other shaped laser spot can be existed
Linear optical element is extended on one specific direction, switching construction 222 is, for example, using pneumatic type switching mechanism, rotatably cuts
Change planes structure, track module or other suitable mechanisms, and invention is not limited thereto.
Please refer to Fig. 1 and Fig. 2, it is however generally that, usually there are multiple uneven places (to show in figure on the surface 41 of workpiece 40
2 groove 43A, 43B with geometry in particular are painted to meaning property, but not limited to this), when the processing that processing unit (plant) 10 issues
When light 31 processes one of groove 43A, control unit 60 can control secondary light source 24 simultaneously to form Line of light
Spot 41 scans another groove 43B.Sensing signal of the photosensitive element 50 further according to sending corresponding to the reflected light 242 received, example
It in this way include the image information of each groove 43A, 43B, control unit 60 is according to these image informations progress workpiece surface 41 and respectively
The calculating of the surface information of groove 43A, 43B converses various machining informations, such as workpiece compensation further according to these surface informations
Amount, welding bead position coordinates etc., thus control unit 60 can control light source for processing 60 and first according to these machining informations
Scanning means 26 is to process workpiece 40.Compared to existing optical machining device, processing unit (plant) 10 of the invention can be not
Workpiece surface is scanned under the situation of the additional mobile devices such as installation manipulator arm or sliding rail and obtains the surface information of entire workpiece,
Improve the task performance of processing unit (plant) 10 itself.In addition, the present embodiment changes the light shape of auxiliary light 241 via lens module 22
And linear hot spot 42 is formed on workpiece surface 41, therefore workpiece 40 can be directly scanned by linear hot spot 42, to obtain table
The surface information in face 41 is simultaneously converted to machining information by control unit 60 in real time.Furthermore when needing to process multiple workpiece
When, processing unit (plant) 10 can also scan multiple workpiece simultaneously by linear hot spot 42 simultaneously, can thus be greatly decreased and add
The time required to work.
Referring to FIG. 1, processing unit (plant) 10 further includes shell 21 in the present embodiment, shell 21 is coated in optical module 20
All elements and photosensitive element 50 improve processing unit (plant) in this way, which user does not need voluntarily to integrate or assemble these elements
10 ease of use.In addition, optical module 20 further include an at least spectroscope 28 (1 is schematically painted in figure, but not with
This is limited), spectroscope 28 is, for example, semi-penetration semi-reflective mirror, and spectroscope 28 can reflect auxiliary light 241 and enable in the present embodiment
Process light 31 penetrates, and thus assists light 241 and process light 31 in at least portion for being transferred to the first scanning means 26
Light splitting path be it is shared, the complexity of 20 inside light path of optical module can be simplified.In addition, optical module 20 is also optionally
Field lens module 29 is set, and field lens module 29 is, for example, to use including F- θ lens (F-theta lens, also known as f-theta lens)
With autofocus assist light line 241 and process light 31, however the present invention is not limited thereto, and F- θ lens can be focused with other
The lens of light replace, and optical module 20 can also be not provided with field lens module 29 to reduce equipment cost.
Fig. 3 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant),
Fig. 4 is the embodiment according to disclosed by Fig. 3, indicates the system block schematic diagram of processing unit (plant).Please refer to Fig. 3 and figure
4, processing unit (plant) 10A is similar to processing unit (plant) 10 disclosed by Fig. 1, Fig. 2, and identical element is indicated with identical label, herein
It is not repeated here.Processing unit (plant) 10A and the difference of processing unit (plant) 10 are, further include the second scanning means in optical module 20
27, control unit 60 is electrically connected at the second scanning means 27, and the auxiliary light 241 that secondary light source 24 is issued is sequentially via
The surface 41 of two scanning means 27 and at least one first scanning means 26 scanning workpiece 40, to obtain the surface information on surface 41,
The process light 31 that light source for processing 30 is issued is sequentially via the second scanning means 27 and at least one first scanning means 26, with right
Workpiece 40 is processed.In addition, it includes multiple image signals that the sensing signal that is issued of photosensitive element 50, which is, for example,, control unit 60
The calculating of the surface information of workpiece 40 is carried out, according to these image signals selectively to control light source for processing 30, at least one first
Scanning means 26 and the second scanning means 27, wherein the second scanning means 27 is, for example, at least lens composition.For example, when
When there is the groove 43A or 43B of big rise and fall on the surface 41 of workpiece 40 to be processed, controllable first scanning of control unit 60
Device 26 is to adjust the irradiation position or angle of process light 31, and e.g. adjustment is perpendicular to the irradiation position on the direction on surface 41
It sets or angle, and process light 31 is focused by the second scanning means 27, thus processing unit (plant) 10A can not moved
Groove 43A, 43B on surface 41 are processed in the case of placement position that is dynamic or changing workpiece 40 or angle.
Fig. 5 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant).Referring to FIG. 5,
Processing unit (plant) 10B is similar to processing unit (plant) 10,10A, and identical element is indicated with identical label, is not repeated here herein.
Processing unit (plant) 10B and the difference of processing unit (plant) 10,10A are that the second scanning means 27 is located on the light path of process light 31,
Wherein process light 31 is, for example, sequentially via the second scanning means 27 and at least one first scanning means 26 to add to workpiece 40
Work, and surface 41 of the light 241 then via the first scanning means 26 scanning workpiece 40 is assisted, without passing through the second scanning means
27 are focused.
Fig. 6 is another embodiment disclosed according to the present invention, indicates the configuration diagram of processing unit (plant).Referring to FIG. 6,
Processing unit (plant) 10C is similar to processing unit (plant) 10,10A, 10B, and identical element is indicated with identical label, is no longer gone to live in the household of one's in-laws on getting married herein
It states.Processing unit (plant) 10C and the difference of processing unit (plant) 10,10A, 10B are that optical module 20 does not have field lens module 29, auxiliary
After light 241 and process light 31 change direction of travel via the first scanning means 26, by 23 direct irradiation workpiece 40 of light-emitting window
Surface 41.In addition, the optical module 20 of the processing unit (plant) 10C of the present embodiment does not have the second scanning means 27, however optics
Component 20 also can install the second scanning means 27 in appropriate location with autofocus assist light line 241 or process light 31, the present invention
It is not limited thereto.
In conclusion in an embodiment of the present invention, the auxiliary light that secondary light source issues pass through lens module and via
At least one first scanning means irradiates workpiece, wherein auxiliary light forms line via lens module conversion light shape and in workpiece surface
Shaped laser spot, the process light that light source for processing issues is via at least one first scanning means workpieces processing, thus processing unit (plant)
Workpiece surface can be scanned under the situation of the mobile devices such as not additional installation manipulator arm or sliding rail and obtain entire workpiece surface
Surface information, improve processing unit (plant) itself task performance.
Only as described above, is only a preferred embodiment of the present invention, when the model that cannot limit implementation of the invention with this
It encloses, i.e., the simple equivalent changes and modifications made generally according to scope of the present invention patent and summary of the invention all still belong to this hair
In the range that bright patent covers.In addition any embodiment of the invention or claim are not necessary to reach that disclosed herein it
Whole purposes or advantage or feature.It is used in addition, abstract part and title are intended merely to auxiliary patent document search, is not used to
Limit the interest field of the present invention.In addition, the terms such as " first " that refers in this specification or claim, " second " are only
To name the title of element (element) or distinguish different embodiments or range, and it is quantitative to be not used to restriction element
The upper limit or lower limit.
Claims (8)
1. a kind of processing unit (plant), for processing a workpiece, comprising:
One optical module, including a lens module, a secondary light source and at least one first scanning means, the secondary light source are used for
An auxiliary light is issued, which passes through the lens module and irradiate the workpiece via first scanning means, wherein should
Light is assisted to form linear hot spot via the lens module conversion light shape and in a surface of the workpiece, and the processing unit (plant) passes through
Surface information of the threadiness beam spot scans workpiece to obtain the workpiece；And
One light source for processing issues a process light to the optical module, and wherein the process light adds via first scanning means
The work workpiece.
2. processing unit (plant) according to claim 1, which is characterized in that it further include a photosensitive element and a control unit,
The auxiliary light irradiates the workpiece and forms a reflected light, and wherein the control unit is electrically connected at the lens module, the auxiliary
Light source, at least one first scanning means, the light source for processing and the photosensitive element, and the photosensitive elements sense reflected light is simultaneously
The corresponding sensing signal that issues is to the control unit.
3. processing unit (plant) according to claim 2, which is characterized in that wherein the control unit is controlled according to the sensing signal
The light source for processing and at least one first scanning means are to process the workpiece.
4. processing unit (plant) according to claim 2, which is characterized in that wherein the optical module further includes one second scanning dress
It sets, which is electrically connected at second scanning means, and the process light sequentially via second scanning means and is somebody's turn to do
At least one first scanning means is to process the workpiece.
5. processing unit (plant) according to claim 4, which is characterized in that wherein the sensing signal includes multiple image signals,
And the control unit according to those image signals calculate those surface informations of the workpiece with selectively control the light source for processing,
At least one first scanning means and second scanning means.
6. processing unit (plant) according to claim 2, which is characterized in that wherein the lens module includes that a smooth shape adjusts lens
And a switching construction, and the control unit controls the switching construction so that light shape adjustment lens move into or be moved away from the fill-in light
The light path of line.
7. processing unit (plant) according to claim 1, which is characterized in that wherein the optical module further includes a field lens module,
And the field lens module focuses the process light to process the workpiece.
8. processing unit (plant) according to claim 1, which is characterized in that wherein the optical module further includes a spectroscope, and
The light path of the light path of the process light and the auxiliary light at least partly coincides with the spectroscope.
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| CN201910603316.2A CN110243316A (en) | 2019-07-05 | 2019-07-05 | A kind of processing unit (plant) |
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