CN101670741B - Method and device for engraving three-dimensional patterns in flat glass - Google Patents
Method and device for engraving three-dimensional patterns in flat glass Download PDFInfo
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- CN101670741B CN101670741B CN 200810042872 CN200810042872A CN101670741B CN 101670741 B CN101670741 B CN 101670741B CN 200810042872 CN200810042872 CN 200810042872 CN 200810042872 A CN200810042872 A CN 200810042872A CN 101670741 B CN101670741 B CN 101670741B
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Abstract
The invention discloses a method for engraving three-dimensional patterns in a flat glass, which comprises the following steps: forming an injury point in the flat glass by using a laser focusing method, dividing an engraved area into at least two parallel engraved subareas before engraving, moving a high-speed vibrating mirror to reach the upside of the first engraved area, controlling the motion of a laser focusing point in the first engraved area by using a vibrating mirror system and engraving a part of 30 to 80 percent of an image in the first engraved area, then moving the high-speed vibrating mirror to the upside of the engraved area adjacent to the previous engraved area in parallel, controlling the motion of the laser focusing point in the current engraved subarea by using the vibrating mirror system and engraving a part between 30 and 80 percent of the image in the current engraved subarea, and finishing rest engraved points in the previous engraved area at the same time; and then moving the high-speed vibrating mirror to the upside of the next engraved area, and repeating the steps. In a device for engraving in the flat glass, the space position of the high-speed vibrating mirror is changed through a mobile positioning mechanism. The method and the device improve the engraving speed and the engraving quality.
Description
Technical field
The present invention relates to physical field, relate in particular to Optical devices, particularly laser cumulative processing unit (plant), concrete is a kind of in plate glass the method and apparatus of engraving three-dimensional patterns.
Background technology
Often utilize laser to carry out high-precision engraving in the intravitreous optional position of large-area flat-plate in the prior art.Realize that 3-d laser carving has following three kinds of methods: (1) accumulation point is fixed, and utilizes a three-dimensional motion platform to put carved article and carries out three-dimensional motion, finishes the space coordinates location.(2) accumulation point moves up and down, and cooperates two-dimension moving platform to put carved article and does the planar motion, finishes the space coordinates location.(3) the accumulation point planar moves, and the routing motion platform puts carved article and moves up and down, and finishes the space coordinates location.Because laser utilizes laser to produce thousands of impaired loci in transparent substance to the engraving of transparent substance and realizes, therefore, need to be accurate to point-to-point in motion control.And in the engraving process of prior art, when motion platform puts carved article or laser condensing lens high-speed motion, can produce greatly vibration because of movement inertia, cause the three-dimensional coordinate location of laser accumulation point in carved article body accurately not put in place, obviously impact engraving quality.
Summary of the invention
The object of the present invention is to provide a kind of in plate glass the method for engraving three-dimensional patterns, described this in plate glass the method for engraving three-dimensional patterns to solve the excessive technical problem that causes can not accurately locating, affecting the engraving quality of the moving component inertia that puts carved article or laser condensing lens in the prior art.
Of the present invention this in plate glass the method for engraving three-dimensional patterns comprise a process of utilizing the Laser Focusing method in plate glass, to form impaired loci, the process that also comprises a mobile Laser Focusing point in plate glass, wherein, laser forms first impaired loci in plate glass before, set first the displacement path scope of a high-speed vibrating mirror, in the process of the displacement path scope of described setting high-speed galvanometer, carved zone is divided at least two parallel engraving subregions, any one described engraving subregion all is made of the outer surface of a plane and plate glass at least, any one described plane all is the angle that is less than or equal to 90 degree with the X-Y axial plane, the described plane of arbitrary neighborhood is parallel mutually, utilizing the Laser Focusing method to form in the process of impaired loci, at first mobile high-speed vibrating mirror arrives the top of first engraving subregion, utilize galvanometer system control Laser Focusing point in described first engraving subregion motion and carve image in this zone 30% to 80% between part, then the parallel high-speed vibrating mirror arrives the top of the engraving subregion adjacent with previous engraving subregion, and utilize galvanometer system control Laser Focusing point in current engraving subregion, move and carve this image in regional 30% to 80% between part, finish simultaneously remaining engraving point in the previous engraving subregion, and then the top that high-speed vibrating mirror moves to next engraving subregion repeated above engraving step, until finish whole image carving.Concrete, the plane of plate glass is parallel with described X-Y axial plane.
Further, the coordinate Calculation according to any two engraving points obtains described two distances of carving between the point.
Further, plate glass is placed on the pneumatic floating platform, adjust the plate glass position by pneumatic floating platform, a high-speed figure galvanometer system is set above plate glass, utilize the in the future described high-speed figure galvanometer system of laser directive of self-excitation light source of mirror system, utilize the high-speed figure galvanometer system at the plane domain that is less than or equal to 120 * 120mm at the inner mobile focus point of plate glass.
Further, described high-speed figure galvanometer system is arranged on the Z direction moving component, described Z direction moving component is connected with the Y-direction moving component with a directions X moving component, by mobile directions X moving component, Y-direction moving component and Z direction moving component, change the locus of high-speed figure galvanometer system, utilize the change of high-speed figure galvanometer system locus to come mobile laser accumulation point.
The present invention also provides a kind of plate glass inside engraving apparatus of realizing said method, described this plate glass inside engraving apparatus is by support, pneumatic floating platform, mobile positioning mechanism, the high-speed figure galvanometer, mirror system and lasing light emitter consist of, wherein, described pneumatic floating platform is arranged in the support, described mobile positioning mechanism is by a directions X moving component, a Y-direction moving component and a Z direction moving component connect and compose, mobile positioning mechanism is connected and is positioned at the top of pneumatic floating platform with support, described high-speed figure galvanometer is fixedly installed on the Z direction moving component, described mirror system is by a stationary mirror, an X-Z consists of to speculum to speculum and a Z-X, described stationary mirror and Y-direction moving component are fixed, described X-Z is fixedly installed on the directions X moving component to speculum, described Z-X is fixedly installed on the Z direction moving component to speculum, described lasing light emitter and Y-direction moving component are fixing, and the exit direction of lasing light emitter is parallel with the movement locus of Y-direction moving component.
Further, described directions X moving component is arranged on the Y-direction moving component, and described Z direction moving component is arranged on the directions X moving component.
Further, be provided with marble basement movement axle between described directions X moving component and the Y-direction moving component, be provided with marble basement movement axle between described Z direction moving component and the directions X moving component, be provided with marble basement movement axle between Y-direction moving component and the support.
Further, described directions X moving component, Y-direction moving component and Z direction moving component are connected and are connected with a driving mechanism separately, described driving mechanism connects and composes by feed screw nut pair and servomotor, and any one described servomotor all is connected with a controller.
Concrete, 1.5 meters of the width of described pneumatic floating platform, length is 2 meters, is spliced by the pneumatic floating platform of the independence more than two.
Operation principle of the present invention is: plate glass is placed on the pneumatic floating platform, operating personnel adjust glass position by pneumatic floating platform, can avoid scratching glass surface, plate glass is still in the below of high-speed figure galvanometer, the laser of lasing light emitter emission passes through stationary mirror, X-Z successively to speculum and Z-X to speculum directive high-speed figure galvanometer, the laser accumulation point produces an impaired loci in plate glass, laser is can high-speed, high precision ground (inner such as 120 * 120mm) engraved glass in the zonule by the high-speed figure galvanometer.By mobile directions X moving component, Y-direction moving component and Z direction moving component, can change the locus that is arranged on the high-speed figure galvanometer system on the Z direction moving component, thereby mobile laser accumulation point on three-dimensional, optional position in plate glass forms small size depiction, and then is spliced into significantly pattern.Because the quality of mirror system and high-speed figure galvanometer is little, so movement inertia is little, thereby reduced vibration, improved speed and the quality of engraving.
The present invention and prior art compare, and its effect is actively with obvious.The present invention utilizes high-speed figure galvanometer high-speed, high precision ground engraved glass in the zonule inner, change the locus of high-speed figure galvanometer system by mobile directions X moving component, Y-direction moving component and Z direction moving component, thereby the optional position in plate glass forms small size depiction, and then is spliced into significantly pattern.Because the quality of mirror system and high-speed figure galvanometer is little, so movement inertia is little, thereby reduced vibration, improved speed and the quality of engraving.
Description of drawings
Fig. 1 is the structural representation of the plate glass inside engraving apparatus among the present invention.
The specific embodiment
Embodiment 1
Of the present invention this in plate glass the method for engraving three-dimensional patterns comprise a process of utilizing the Laser Focusing method in plate glass, to form impaired loci, the process that also comprises a mobile Laser Focusing point in plate glass, wherein, laser forms first impaired loci in plate glass before, the displacement path scope of elder generation's setting high-speed galvanometer, in the process of the displacement path scope of described setting high-speed galvanometer, carved zone is divided at least two parallel engraving subregions, any one described engraving subregion all is made of the outer surface of a plane and plate glass at least, any one described plane all is the angle that is less than or equal to 90 degree with the X-Y axial plane, the described plane of arbitrary neighborhood is parallel mutually, utilizing the Laser Focusing method to form in the process of impaired loci, at first mobile high-speed vibrating mirror arrives the top of first engraving subregion, utilize galvanometer system control Laser Focusing point in described first engraving subregion motion and carve image in this zone 30% to 80% between part, then the parallel high-speed vibrating mirror arrives the top of the engraving subregion adjacent with previous engraving subregion, and utilize galvanometer system control Laser Focusing point in current engraving subregion, move and carve image in this zone 30% to 80% between part, finish simultaneously the interior remaining engraving point of previous engraving subregion.And then the top that high-speed vibrating mirror moves to next engraving subregion repeated above engraving step, until finish whole image carving.
Further, the coordinate Calculation according to any two engraving points obtains described two distances of carving between the point.
As shown in Figure 1, plate glass is placed on the pneumatic floating platform 9, adjust the plate glass position by pneumatic floating platform 9, a high-speed figure galvanometer 5 is set above plate glass, utilize the in the future described high-speed figure galvanometer 5 of laser directive of self-excitation light source 1 of mirror system, utilize high-speed figure galvanometer 5 at the plane domain that is less than or equal to 120 * 120mm at the inner mobile focus point of plate glass.
Further, described high-speed figure galvanometer 5 is arranged on the Z direction moving component 6, described Z direction moving component 6 is connected with the Y-direction moving component with a directions X moving component 7 and is connected, by mobile directions X moving component 7, Y-direction moving component 8 and Z direction moving component 6, change the locus of high-speed figure galvanometer 5, utilize the change of high-speed figure galvanometer 5 locus to come mobile laser accumulation point.
Plate glass inside engraving apparatus among the present invention is by support 10, pneumatic floating platform 9, mobile positioning mechanism, high-speed figure galvanometer 5, mirror system and lasing light emitter 1 consist of, wherein, described pneumatic floating platform 9 is arranged in the support 10, described mobile positioning mechanism is by a directions X moving component 7, a Y-direction moving component 8 and a Z direction moving component 6 connect and compose, mobile positioning mechanism and support 10 are connected and are positioned at the top of pneumatic floating platform 9, described high-speed figure galvanometer 5 is fixedly installed on the Z direction moving component 6, described mirror system is by a stationary mirror 2, an X-Z consists of to speculum 4 to speculum 3 and a Z-X, described stationary mirror 2 is fixing with Y-direction moving component 8, described X-Z is fixedly installed on the directions X moving component 7 to speculum 3, described Z-X is fixedly installed on the Z direction moving component 6 to speculum 4, described lasing light emitter 1 is fixing with Y-direction moving component 8, and the exit direction of lasing light emitter 1 is parallel with the movement locus of Y-direction moving component 8.
Further, described directions X moving component 7 is arranged on the Y-direction moving component 8, and described Z direction moving component 6 is arranged on the directions X moving component 7.
Further, be provided with marble basement movement axle (not shown) between described directions X moving component 7 and the Y-direction moving component 8, be provided with marble basement movement axle between described Z direction moving component 6 and the directions X moving component 7, be provided with marble basement movement axle between Y-direction moving component 8 and the support 10.
Further, described directions X moving component 7, Y-direction moving component 8 and Z direction moving component are connected and all are connected with a driving mechanism (not shown) separately, described driving mechanism connects and composes by feed screw nut pair and servomotor, and any one described servomotor all is connected with a controller.
Further, 1.5 meters of the width of described pneumatic floating platform 9, length is 2 meters, is spliced by the independent pneumatic floating platform of polylith.
In a preferred embodiment of the invention, plate glass is placed on the pneumatic floating platform 9, operating personnel adjust the plate glass position by pneumatic floating platform 9, plate glass is still in the below of high-speed figure galvanometer 5, the laser 11 of lasing light emitter 1 emission passes through stationary mirror 2, X-Z successively to speculum 3 and Z-X to speculum 4 directive high-speed figure galvanometers 5, the laser accumulation point produces an impaired loci in plate glass, laser is can high-speed, high precision ground (inner such as 120 * 120mm) engraved glass in the zonule by high-speed figure galvanometer 5.By mobile directions X moving component 7, Y-direction moving component 8 and Z direction moving component 6, can change the locus of high-speed figure galvanometer 5 systems that are arranged on the Z direction moving component 6, thereby mobile laser accumulation point on three-dimensional, optional position in plate glass forms small size depiction, and then is spliced into significantly pattern.Because the quality of mirror system and high-speed figure galvanometer 5 is little, so movement inertia is little, thereby reduced vibration, improved speed and the quality of engraving.
Claims (8)
1. the method for an engraving three-dimensional patterns in plate glass, comprise a process of utilizing the Laser Focusing method in plate glass, to form impaired loci, the process that also comprises a mobile Laser Focusing point in plate glass, it is characterized in that: laser forms first impaired loci in plate glass before, set first the displacement path scope of a high-speed figure galvanometer, in the process of the displacement path scope of described setting high-speed numeral galvanometer, carved zone is divided at least two parallel engraving subregions, any one described engraving subregion all is made of the outer surface of a plane and plate glass at least, any one described plane all is the angle that is less than or equal to 90 degree with the X-Y axial plane, the described plane of arbitrary neighborhood is parallel mutually, utilizing the Laser Focusing method to form in the process of impaired loci, at first mobile high-speed figure galvanometer arrives the top of first engraving subregion, utilize galvanometer system control Laser Focusing point in described first engraving subregion motion and carve image in this zone 30% to 80% between part, then parallel high-speed figure galvanometer arrives the top of the engraving subregion adjacent with previous engraving subregion, and utilize galvanometer system control Laser Focusing point in current engraving subregion, move and carve this image in regional 30% to 80% between part, finish simultaneously remaining engraving point in the previous engraving subregion, and then the top that the high-speed figure galvanometer moves to next engraving subregion repeated above engraving step, until finish whole image carving.
As claimed in claim 1 in plate glass the method for engraving three-dimensional patterns, it is characterized in that: plate glass is placed on the pneumatic floating platform, adjust the plate glass position by pneumatic floating platform, a high-speed figure galvanometer system is set above plate glass, utilize the in the future described high-speed figure galvanometer system of laser directive of self-excitation light source of mirror system, utilize the high-speed figure galvanometer system at the plane domain that is less than or equal to 120 * 120 mm at the inner mobile focus point of plate glass.
As claimed in claim 2 in plate glass the method for engraving three-dimensional patterns, it is characterized in that: described high-speed figure galvanometer system is arranged on the Z direction moving component, described Z direction moving component is connected with the Y-direction moving component with a directions X moving component, by mobile directions X moving component, Y-direction moving component and Z direction moving component, change the locus of high-speed figure galvanometer system, utilize the change of high-speed figure galvanometer system locus to come mobile laser accumulation point.
One kind realize as claimed in claim 1 in plate glass the plate glass inside engraving apparatus of the method for engraving three-dimensional patterns, by support, pneumatic floating platform, mobile positioning mechanism, the high-speed figure galvanometer, mirror system and lasing light emitter consist of, it is characterized in that: described pneumatic floating platform is arranged in the support, described mobile positioning mechanism is by a directions X moving component, a Y-direction moving component and a Z direction moving component connect and compose, mobile positioning mechanism is connected and is positioned at the top of pneumatic floating platform with support, described high-speed figure galvanometer is fixedly installed on the Z direction moving component, described mirror system is by a stationary mirror, an X-Z consists of to speculum to speculum and a Z-X, described stationary mirror and Y-direction moving component are fixed, described X-Z is fixedly installed on the directions X moving component to speculum, described Z-X is fixedly installed on the Z direction moving component to speculum, described lasing light emitter and Y-direction moving component are fixed, and the exit direction of lasing light emitter is parallel with the movement locus of Y-direction moving component.
5. plate glass inside engraving apparatus as claimed in claim 4, it is characterized in that: described directions X moving component is arranged on the Y-direction moving component, and described Z direction moving component is arranged on the directions X moving component.
6. plate glass inside engraving apparatus as claimed in claim 5, it is characterized in that: be provided with marble basement movement axle between described directions X moving component and the Y-direction moving component, be provided with marble basement movement axle between described Z direction moving component and the directions X moving component, be provided with marble basement movement axle between Y-direction moving component and the support.
7. plate glass inside engraving apparatus as claimed in claim 5, it is characterized in that: described directions X moving component, Y-direction moving component and Z direction moving component are connected and are connected with a driving mechanism separately, described driving mechanism connects and composes by feed screw nut pair and servomotor, and any one described servomotor all is connected with a controller.
8. plate glass inside engraving apparatus as claimed in claim 4, it is characterized in that: 1.5 meters of the width of described pneumatic floating platform, length are 2 meters, are spliced by the pneumatic floating platform of the independence more than two.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200810042872 CN101670741B (en) | 2008-09-12 | 2008-09-12 | Method and device for engraving three-dimensional patterns in flat glass |
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|---|---|---|---|
| CN 200810042872 CN101670741B (en) | 2008-09-12 | 2008-09-12 | Method and device for engraving three-dimensional patterns in flat glass |
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| CN101670741A CN101670741A (en) | 2010-03-17 |
| CN101670741B true CN101670741B (en) | 2013-04-24 |
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| CN104924825A (en) * | 2015-05-17 | 2015-09-23 | 义乌市圣石激光技术有限公司 | Method and device for engraving three-dimensional patterns in glass |
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| CN114879357A (en) * | 2022-06-02 | 2022-08-09 | 新代科技(苏州)有限公司 | Diaxon linkage mirror processing equipment that shakes based on annular vector picture file radiation is filled |
| CN115351545A (en) * | 2022-09-19 | 2022-11-18 | 新代科技(苏州)有限公司 | Vibrating mirror simultaneous engraving composite device for large-breadth plane and rotating workpiece |
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