CN104669064A - CNC vision aided machining system and method - Google Patents

CNC vision aided machining system and method Download PDF

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Publication number
CN104669064A
CN104669064A CN201510030630.8A CN201510030630A CN104669064A CN 104669064 A CN104669064 A CN 104669064A CN 201510030630 A CN201510030630 A CN 201510030630A CN 104669064 A CN104669064 A CN 104669064A
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China
Prior art keywords
image information
workpiece
cnc
reverberation
camera lens
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CN201510030630.8A
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Chinese (zh)
Inventor
郭景忠
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Good Fortune Automation Equipment Co Ltd Of State Of Suzhou City
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Good Fortune Automation Equipment Co Ltd Of State Of Suzhou City
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Priority to CN201510030630.8A priority Critical patent/CN104669064A/en
Publication of CN104669064A publication Critical patent/CN104669064A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
    • B23Q17/2409Arrangements for indirect observation of the working space using image recording means, e.g. a camera
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
    • B23Q17/2452Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces
    • B23Q17/2471Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for measuring features or for detecting a condition of machine parts, tools or workpieces of workpieces

Abstract

The invention discloses a CNC vision aided machining system and method. A CNC is applied to workpiece machining. The system comprises a light source component, a lens, an industrial camera and an industrial computer. The light source component is arranged above a workpiece and emits parallel light to the upper end surface; the lens is arranged on one side of the light source component far from the workpiece and is parallel to the upper end surface; the industrial camera is arranged on one side of the lens far from the light source component and is connected to the lens; the industrial computer is in information interaction with the industrial camera; the axle of the industrial camera, lens and light source component are located on one straight line; the parallel light penetrates the upper end surface to turn into reflection light and enter the lens, the industrial camera acquires image information and transmits image information to the industrial computer, the industrial computer analyzes the image information, acquires data information and transmits to the CNC, and the CNC machines the workpiece according to the data information. The system has the advantages that speed is high, operating time is saved, operating efficiency is improved, accuracy is high, product qualified rate is increased, and the machining cost for positioning a jig is saved.

Description

CNC vision secondary process system and method
Technical field
The present invention relates to a kind of CNC vision secondary process system and method, belong to machining and visual imaging analytic technique field.
Background technology
Described CNC is the abbreviation of English Computer Numerical Control, and its Chinese translation is: numerical control machining center, and CNC machine is the supermatic multifunctional numerical control machine of one with tool magazine and automatic tool changer.Workpiece is after clamped one time, and CNC can complete the processing of working procedures to plural surface, and has multiple tool changing or select cutter function, reduces manual operation, not only enhances productivity, and ensure that crudy.But CNC is to yielding part, according to the feed path processing preset, just have no idea to process non-defective unit, especially when processing the edge contour of yielding part, beyond one's ability to help especially.
In prior art, adopt numerical control gauge head technology that CNC substantially can be assisted to complete the processing of Flexible Deforming Parts.Described numerical control gauge head is the special gauge head of workpiece automatic measurement system that CNC uses, and this type of gauge head is all arranged on main shaft usually as a special tool, measures under orientation trouble state.
The principle measured roughly is as follows: stretch out a probe in gauge head body, probe is made up of a long feeler lever and probe, probe provides a signal when touching workpiece and depart from free position certain distance, and this signal coordinates CNC to be used for the special instruction of workpiece calibration and macroprogram completes measurement action.Then generate G code, commander CNC carries out processing operation.And the measuring speed of numerical control probe technologies is slow, usual Measuring Time is more than 2 times of process time, and high to the profile requirements of workpiece, when workpiece exists profile defects (as depression, burr etc.), feed path also can, by these defects of reproduction, can cause Product processing bad equally.
Summary of the invention
For at least one of solving the problems of the technologies described above, the object of the present invention is to provide a kind of CNC vision secondary process system and method, can the profile of measuring workpieces quickly and accurately, CNC also can correctly be processed yielding workpiece, and can profile defects be evaded, thus the problem that the processing yield solving yielding workpiece is low.
One of for achieving the above object, an embodiment of the present invention provides a kind of CNC vision secondary process system, and described CNC is used for the processing of workpiece, and described CNC vision secondary process system comprises,
Be arranged at the light source assembly above described workpiece, described light source assembly is used for the upper surface of emitting parallel light to described workpiece;
Camera lens, described camera lens is arranged at the side that described light source assembly deviates from described workpiece, and described camera lens is parallel with the described upper surface of described workpiece or the section of described upper surface;
Industrial camera, described industrial camera is arranged at the side that described camera lens deviates from described light source assembly, and described industrial camera is connected with described camera lens;
The industrial computer of information interaction is carried out with described industrial camera;
Wherein, the central shaft of described industrial camera, described camera lens and described light source assembly is located along the same line, described directional light forms reverberation and enters described camera lens after the described upper surface reflection of described workpiece, described industrial camera obtains image information according to the described reverberation received and described image information is passed to described industrial computer, described industrial computer is resolved described image information and is obtained data message and by described data information transfer to described CNC, described CNC processes described workpiece according to described data message.
As a further improvement on the present invention, described CNC vision secondary process system also comprises lens adjustment device, and described lens adjustment device is for regulating described camera lens parallel with the described upper surface of described workpiece or the section of described upper surface.
As a further improvement on the present invention, described lens adjustment device is for regulating position and the angle of described camera lens.
As a further improvement on the present invention, described image information is the profile information of described workpiece.
As a further improvement on the present invention, when the profile of described workpiece comprises smooth region and defect area, described directional light forms the first reverberation after described smooth region reflection, described directional light forms the second reverberation after described defect area reflection, described industrial camera obtains the first corresponding image information and the second image information according to described first reverberation and described second reverberation, described industrial computer is resolved described first image information and described second image information and is removed described second image information, and described industrial computer by described first image information matching to obtain the 3rd image information, the workpiece of the corresponding contour smoothing of described 3rd image information, described 3rd image information of described industrial computer conversion is to obtain described data message.
As a further improvement on the present invention, described data message is at least one in G code and CAD map file.
As a further improvement on the present invention, described workpiece comprises multiple region, described industrial camera gathers the described image information in region described in each and is passed to described industrial computer, and image information described in each is resolved and spliced and obtains described data message by described industrial computer.
One of for achieving the above object, an embodiment of the present invention additionally provides a kind of CNC vision assistance processing method, and described CNC is used for the processing of workpiece, and it is characterized in that, described CNC vision assistance processing method comprises the following steps:
A., the light source assembly be arranged at above described workpiece is provided;
B. provide camera lens, described camera lens is arranged at the side that described light source assembly deviates from described workpiece;
C. provide the industrial camera be connected with described camera lens, described industrial camera is arranged at the side that described camera lens deviates from described light source assembly;
D. regulate the central shaft of described industrial camera, described camera lens and described light source assembly to be located along the same line, and regulate described camera lens parallel with the upper surface of described workpiece or the section of described upper surface;
E. emitting parallel light is to the described upper surface of described workpiece, and described directional light is reflected to form reverberation in the described upper surface of described workpiece, and described reverberation enters described camera lens;
F. described reverberation is received to obtain the image information of described workpiece;
G. resolve described image information, obtain data message;
H. transmit described data message to described CNC, described CNC processes described workpiece according to described data message.
As a further improvement on the present invention, when the profile of described workpiece comprises smooth region and defect area, described reverberation comprises the first reverberation formed after described smooth region reflection and the second reverberation formed after described defect area reflection, described image information comprises the first image information corresponding to described first reverberation and the second image information corresponding to described second reverberation, described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described first image information and described second image information;
Remove described second image information;
Described first image information matching is obtained the 3rd image information, the workpiece of the corresponding contour smoothing of described 3rd image information;
Change described 3rd image information and obtain described data message.
As a further improvement on the present invention, when described workpiece comprises multiple region, described industrial camera gathers corresponding multiple image informations, and described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described multiple image information;
Splice described multiple image information;
According to described image information, obtain described data message.
Compared with prior art, the present invention has following Advantageous Effects: 1) measuring speed and graphical analysis speed are soon, and independently can generate feed path, can reduce the programming time of lathe programming personnel, effectively save the working time, increase work efficiency; 2) automatically evade the profile defects in workpiece, the feed path of CNC and the actual profile registration of workpiece high, precision is high, effectively improves product yield; 3) require low to fixture, as long as workpiece is to add man-hour motionless, it just can put arbitrarily on fixture, significantly can reduce research and development and the cost of manufacture of fixture; 4) intelligent high, simple to operate.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the CNC vision secondary process system of an embodiment of the present invention;
Fig. 2 is the flow chart of the CNC vision assistance processing method of an embodiment of the present invention.
Detailed description of the invention
Describe the present invention below with reference to detailed description of the invention shown in the drawings.But these embodiments do not limit the present invention, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection scope of the present invention.
It is the schematic diagram of the CNC vision secondary process system of an embodiment of the present invention referring to Fig. 1, Fig. 1.Described CNC is used for the processing of workpiece 200, and described CNC vision secondary process system 100 is mainly used in the processing that auxiliary described CNC completes described workpiece 200.Described CNC vision secondary process system 100 comprises light source assembly 10, and described light source assembly 10 is arranged at the top of described workpiece 200, described light source assembly 10 can emitting parallel light to the upper surface 201 of described workpiece 200.Described CNC vision secondary process system 100 also comprises camera lens 20 and industrial camera 30, and preferably, described camera lens 20 is set to adjustable focal length camera lens, and described industrial camera 30 is set to high resolution industrial camera.Described camera lens 20 is arranged at the side that described light source assembly 10 deviates from described workpiece 200, and described camera lens is parallel with the section of described upper surface 201 or described upper surface 201.Described industrial camera 30 is connected with described camera lens 20, and institute's industrial camera 30 is arranged at the side that described camera lens 20 deviates from described light source assembly 10.In addition, the central shaft of described industrial camera 30, described camera lens 20 and described light source assembly 10 can be arranged on same straight line.What deserves to be explained is, described upper surface 201 comprises all visibility region faces when overlooking described workpiece 200.
Described CNC vision secondary process system 100 also comprises industrial computer (not shown), and described industrial computer can carry out information interaction with described industrial camera 30.When described CNC vision secondary process system 100 works, described light source assembly 10 can launch the upper surface 201 of described directional light to described workpiece 200, described directional light forms reverberation and enters described camera lens 20 after described upper surface 201 is reflected, described camera lens 20 transmits described reverberation and enters described industrial camera 30, described industrial camera 30 collects the image information of described workpiece 200 according to described reverberation and described image information is passed to described industrial computer, described industrial computer resolves described image information with the data message obtaining described CNC and can perform and by described data information transfer to described CNC, described CNC completes the processing of described workpiece 200 according to described data message.CNC vision secondary process system in an embodiment of the present invention, structure is simple, easy to operate, measuring speed and graphical analysis speed soon, independently can generate feed path, can reduce the programming time of lathe programming personnel, effective saving working time, increase work efficiency; And adopt directional light to carry out IMAQ, to ensure the degree of accuracy of the image information collected, and then the actual profile of perfect reproduction workpiece, make the actual profile registration of the feed path of CNC and workpiece high, precision is high, effectively improves product yield.
Described CNC vision secondary process system 100 also comprises light source controller, described light source controller and described light source assembly 10 are electrically connected, when described light source assembly 10 launches described directional light, described light source controller can regulate and control the intensity of the described directional light that described light source assembly 10 is launched, to make described industrial camera 30 collect optimized image information.
In addition, for strengthening practicality of the present invention, ensure the stability of described CNC vision secondary process system 100, in an embodiment of the present invention, described CNC vision secondary process system 100 also comprises fixed mount 40, and described fixed mount 40 is for fixing described light source assembly 10, described camera lens 20 and described industrial camera 30.Described fixed mount 40 comprises pallet 41, described pallet 41 is provided with fixed feet 411, described fixed mount 40 is fixedly connected on described CNC by described fixed feet 411, to avoid described fixed mount 40 to rock, thus ensures the position stability of described CNC vision secondary process system 100.Described pallet 41 is fixedly connected with support column 42, described in support 42 can up-down adjustment so that adaptation has the described workpiece 200 of different-thickness.
Described CNC vision secondary process system 100 also comprises lens adjustment device, described lens adjustment device is arranged on described fixed mount 40, and described lens adjustment device is for regulating described camera lens 20 parallel with the section of described upper surface 201 or described upper surface 201.
Concrete, described lens adjustment device comprises the first regulating part and the second regulating part, and the position of the adjustable described camera lens 20 of described first regulating part, such as, move to second position from primary importance.In the embodiment shown in fig. 1, described first regulating part comprises orthogonal first expansion link 4311, second expansion link 4312 and the 3rd expansion link 4313 between two, when the mobile described camera lens 20 of needs moves to the described second place from described primary importance, by the stroke regulating described first expansion link 4311, described second expansion link 4312 and described 3rd expansion link 4313 respective, regulate simple and convenient.In addition, described camera lens 20 is connected on described industrial camera 30, described industrial camera 30 is connected on described 3rd expansion link 4313, and described light source assembly 10 is connected on described 3rd expansion link 4313 equally, then by the adjustment of described first regulating part, described light source assembly 10 can be realized simultaneously, described industrial camera 30 moves together with described camera lens 20, thus realize according to described workpiece 200 different, can in the image information of the different described workpiece 200 of different station acquisition.Certainly, in other embodiments, described light source assembly 10 also has other numerous embodiments with the mounting means of described industrial camera 30, described camera lens 20, as long as described light source assembly 10, described industrial camera 30 are arranged on same straight line with the central shaft of described camera lens 20, by regulating the position of described camera lens 20, described light source assembly 10, described industrial camera 30 also can move to corresponding position thereupon, can realize optional position like this and carry out image information collecting to described workpiece 200.
Described second regulating part can be used for the angle regulating described camera lens 20, adjustable with the angle between the section realizing described camera lens 20 and described upper surface 201 or described upper surface 201.Concrete, described second regulating part comprises the first knob 4321 and the second knob 4322.Described first knob 4321 can drive described second expansion link 4312 to rotate around described first expansion link 4311, thus causes the change of the angle between the described upper surface 201 of described camera lens 20 and described workpiece 200 or the section of described upper surface 201; Described second knob 4322 can drive described 3rd expansion link 4313 to rotate around described second expansion link 4312, thus causes the change of the angle between the described upper surface 201 of described camera lens 20 and described workpiece 200 or the section of described upper surface 201.In the present invention, the common cooperation of described first regulating part and described second regulating part, can while the described camera lens 20 of adjustment moves to the optimum position gathering described image information, angle also between the described upper surface 201 of adjustable described camera lens 20 and described workpiece 200 or the section of described upper surface 201 is 0, that is keep described camera lens 20 parallel with the section of described upper surface 201 or described upper surface 201, thus described industrial camera 30 is made to collect best described image information.
During concrete enforcement, the setting of described fixed mount 40 comprises numerous embodiments, and its fixed position, control method and number etc. are not all subject to the restriction of the present embodiment and accompanying drawing embodiment.
In addition, described CNC vision secondary process system 100 also comprises light source adjustment device 44, described light source adjustment device 44 is arranged on described fixed mount 40, described light source adjustment device 44 can control described light source assembly 10 near or move away from described workpiece 200, to regulate the spacing of described light source assembly 10 and described workpiece 200, thus to ensure the clear view of described industrial camera 30.
In addition, described CNC vision secondary process system 100 also comprises the IO card connecting described industrial computer and described CNC, and described IO card is used for the transmission of control command and data.
In an embodiment of the present invention, described image information is preferably the profile information of described workpiece 200.May profile defects be there is in described workpiece 200, described profile defects is such as burr, pit etc., when there is profile defects in described workpiece 200, the profile of described workpiece 200 can be divided into smooth region and defect area, when described industrial computer is resolved described image information, can the image information of the described defect area of intelligentized removal.Concrete, if the actual profile of described workpiece 200 comprises smooth region and defect area, when launching on described directional light to described workpiece 200, described smooth region is different with the reflection angle of described defect area to described directional light.Described directional light forms the first reverberation after described smooth domain reflection, described directional light forms the second reverberation after described defect area reflection, described industrial camera 30 obtains the first corresponding image information and the second image information according to described first reverberation and described second reverberation, described first image information and described second image information are passed to described industrial computer by described industrial camera 30 in the lump, described industrial computer resolves described second image information of rear removal to described first image information and described second image information, and described first image information is fitted to the 3rd level and smooth image information, the workpiece of the corresponding contour smoothing of described 3rd image information, described industrial computer obtains described data message according to described 3rd image information, now there is not data message corresponding to described defect area in described data message, thus described CNC impact by described defect area when processing described workpiece 200 can be avoided, and then ensure that product yield.
In an embodiment of the present invention, described data message is at least one in the executable G code of described CNC and CAD map file.
In addition, in an embodiment of the present invention, if described workpiece 200 is comparatively large and beyond the maximum visual field of described industrial camera 30, now, can carry out splicing get figure to described workpiece 200.Concrete, described workpiece 200 is divided into multiple region, described industrial camera 30 gathers the image information in each described region respectively and is passed to described industrial computer, and described industrial computer is resolved image information described in each and spliced the described data message obtaining described workpiece 200.Such as, described workpiece 200 comprises first area and second area, described industrial camera 30 gathers the first area image information of described first area and the second area image information of described second area respectively, and described industrial computer is resolved described first area image information and described second area image information and spliced the described data message obtaining described workpiece 200.Beneficial effect of the present invention is, intelligent high, can adapt to the secondary process of different workpieces.
An embodiment of the present invention additionally provides a kind of CNC vision assistance processing method, referring to Fig. 2 and composition graphs 1, Fig. 2 is the flow chart of the CNC vision assistance processing method of an embodiment of the present invention.Described CNC vision assistance processing method mainly comprises the following steps:
A., the light source assembly 10 be arranged at above described workpiece 200 is provided;
B. provide camera lens 20, described camera lens 20 is arranged at the side that described light source assembly 10 deviates from described workpiece 200;
C. provide the industrial camera 30 be connected with described camera lens 20, described industrial camera 30 is arranged at the side that described camera lens 20 deviates from described light source assembly 10;
D. regulate the central shaft of described industrial camera 30, described camera lens 20 and described light source assembly 10 to be located along the same line, and regulate described camera lens 20 parallel with the described upper surface 201 of described workpiece 200 or the section of described upper surface 201;
E. emitting parallel light is to the described upper surface 201 of described workpiece 200, and described directional light is reflected to form reverberation in the described upper surface 201 of described workpiece 200, and described reverberation enters described camera lens 20;
F. described reverberation is received to obtain the image information of described workpiece 200;
G. resolve described image information, obtain data message;
H. transmit described data message to described CNC, described CNC processes described workpiece according to described data message.
The described data message obtained in an embodiment of the present invention, perfection simulates the actual profile of described workpiece, feed path when making described CNC process described workpiece according to described data message and the actual profile registration of described workpiece high, precision is high, thus effectively improves product yield; And measuring speed and graphical analysis speed are soon, effectively save labour and man-hour.
Wherein, when the profile of described workpiece 200 comprises smooth region and defect area, described reverberation comprises the first reverberation formed after described smooth region reflection and the second reverberation formed after described defect area reflection, described image information comprises the first image information corresponding to described first reverberation and the second image information corresponding to described second reverberation, described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described first image information and described second image information;
Remove described second image information;
Described first image information matching is obtained the 3rd image information, the workpiece of the corresponding contour smoothing of described 3rd image information;
Change described 3rd image information and obtain described data message.In addition, when described workpiece 200 is comparatively large and when exceeding the maximum visual field of described industrial camera 30, now, can carry out splicing get figure to described workpiece 200.Concrete, described workpiece 200 is divided into multiple region, and described industrial camera 30 gathers multiple image information in each described multiple region and is passed to described industrial computer, then described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described multiple image information;
Splice described multiple image information;
According to described image information, obtain described data message.
Compared with prior art, the present invention has following Advantageous Effects: 1) measuring speed and graphical analysis speed are soon, and independently can generate feed path, can reduce the programming time of lathe programming personnel, effectively save the working time, increase work efficiency; 2) automatically evade the profile defects in workpiece, make the actual profile registration of the feed path of CNC and workpiece high, precision is high, effectively improves product yield; 3) require low to fixture, as long as workpiece is to add man-hour motionless, it just can put arbitrarily on fixture, significantly can reduce research and development and the cost of manufacture of fixture; 4) intelligent high, simple to operate.
Be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Detailed description listed is above only illustrating for feasibility embodiment of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.

Claims (10)

1. a CNC vision secondary process system, described CNC is used for the processing of workpiece, and it is characterized in that, described CNC vision secondary process system comprises,
Be arranged at the light source assembly above described workpiece, described light source assembly is used for the upper surface of emitting parallel light to described workpiece;
Camera lens, described camera lens is arranged at the side that described light source assembly deviates from described workpiece, and described camera lens is parallel with the described upper surface of described workpiece or the section of described upper surface;
Industrial camera, described industrial camera is arranged at the side that described camera lens deviates from described light source assembly, and described industrial camera is connected with described camera lens;
The industrial computer of information interaction is carried out with described industrial camera;
Wherein, the central shaft of described industrial camera, described camera lens and described light source assembly is located along the same line, described directional light forms reverberation and enters described camera lens after the described upper surface reflection of described workpiece, described industrial camera obtains image information according to the described reverberation received and described image information is passed to described industrial computer, described industrial computer is resolved described image information and is obtained data message and by described data information transfer to described CNC, described CNC processes described workpiece according to described data message.
2. CNC vision secondary process system according to claim 1, it is characterized in that, described CNC vision secondary process system also comprises lens adjustment device, and described lens adjustment device is for regulating described camera lens parallel with the described upper surface of described workpiece or the section of described upper surface.
3. CNC vision secondary process system according to claim 2, is characterized in that, described lens adjustment device is for regulating position and the angle of described camera lens.
4. CNC vision secondary process system according to claim 1, it is characterized in that, described image information is the profile information of described workpiece.
5. CNC vision secondary process system according to claim 4, it is characterized in that, when the profile of described workpiece comprises smooth region and defect area, described directional light forms the first reverberation after described smooth region reflection, described directional light forms the second reverberation after described defect area reflection, described industrial camera obtains the first corresponding image information and the second image information according to described first reverberation and described second reverberation, described industrial computer is resolved described first image information and described second image information and is removed described second image information, and described industrial computer by described first image information matching to obtain the 3rd image information, the workpiece of the corresponding contour smoothing of described 3rd image information, described 3rd image information of described industrial computer conversion is to obtain described data message.
6. CNC vision secondary process system according to claim 1, is characterized in that, described data message is at least one in G code and CAD map file.
7. CNC vision secondary process system according to claim 1, it is characterized in that, described workpiece comprises multiple region, described industrial camera gathers the described image information in region described in each and is passed to described industrial computer, and image information described in each is resolved and spliced and obtains described data message by described industrial computer.
8. a CNC vision assistance processing method, described CNC is used for the processing of workpiece, and it is characterized in that, described CNC vision assistance processing method comprises the following steps:
A., the light source assembly be arranged at above described workpiece is provided;
B. provide camera lens, described camera lens is arranged at the side that described light source assembly deviates from described workpiece;
C. provide the industrial camera be connected with described camera lens, described industrial camera is arranged at the side that described camera lens deviates from described light source assembly;
D. regulate the central shaft of described industrial camera, described camera lens and described light source assembly to be located along the same line, and regulate described camera lens parallel with the upper surface of described workpiece or the section of described upper surface;
E. emitting parallel light is to the described upper surface of described workpiece, and described directional light is reflected to form reverberation in the described upper surface of described workpiece, and described reverberation enters described camera lens;
F. described reverberation is received to obtain the image information of described workpiece;
G. resolve described image information, obtain data message;
H. transmit described data message to described CNC, described CNC processes described workpiece according to described data message.
9. CNC vision assistance processing method according to claim 8, its feature is being, when the profile of described workpiece comprises smooth region and defect area, described reverberation comprises the first reverberation formed after described smooth region reflection and the second reverberation formed after described defect area reflection, described image information comprises the first image information corresponding to described first reverberation and the second image information corresponding to described second reverberation, described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described first image information and described second image information;
Remove described second image information;
Described first image information matching is obtained the 3rd image information, the workpiece of the corresponding contour smoothing of described 3rd image information;
Change described 3rd image information and obtain described data message.
10. CNC vision assistance processing method according to claim 8, it is characterized in that, when described workpiece comprises multiple region, described industrial camera gathers corresponding multiple image informations, described step " g. resolves described image information, obtains data message " specifically comprises:
Resolve described multiple image information;
Splice described multiple image information;
According to described image information, obtain described data message.
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CN107092154A (en) * 2017-05-25 2017-08-25 青岛海信电器股份有限公司 A kind of lens adjustment device
CN107214564A (en) * 2017-05-31 2017-09-29 山东华滋自动化技术股份有限公司 A kind of vision-based detection adjusting apparatus and its implementation
CN107414314A (en) * 2017-07-25 2017-12-01 广东工业大学 A kind of connecting rod vision auxiliary positioning laser grooving device and control method
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CN107414314A (en) * 2017-07-25 2017-12-01 广东工业大学 A kind of connecting rod vision auxiliary positioning laser grooving device and control method
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CN107717509A (en) * 2017-11-10 2018-02-23 西京学院 A kind of milling fixture for vision-based detection
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