Glass 3D processing method, process tool and process equipment
The divisional application that the application is application number is 201410185100.6, name is called the patent application of " glass 3D processing method, process tool and process equipment ".
Technical field
The present invention relates to the processing and fabricating of glass product, particularly relate to a kind of glass 3D processing method, process tool and process equipment.
Background technology
Existing 2D process technology cannot process non-conventional glass (glass with not parallel bridge floor of 3D) as illustrated in figs. ia and ib, and processing this type of glass product needs to adopt 3D process technology.Existing 3D process technology, one adopts ball cutter processed glass Special-Shaped Surface.In order to process convex surface and the concave surface of bridge floor glass, this ball cutter processing mode adopts level processing, i.e. glass baseplate horizontal positioned, and ball cutter is processed the face to be processed of glass baseplate under direction on the glass substrate.As shown in Figure 2 a, in processing convex surface process, ball cutter elder generation for processing start bit a, starts traverse feed with glass baseplate angle, the horizontal opposite end to starting point to be processed, namely after processing a transverse path, longitudinally move to adjacent undressed region, and then transversely turn back in path, in this way reciprocally feed, a b until reach home, makes the whole surface to be machined of machining path cover glass base material.In order to process convex surface, in the process of each transverse path of processing, needing to control ball cutter and deepening again the working depth of glass baseplate is first deeply shallow again, thus forming the machining locus of a convex, finally forming a convex surface in this one side of glass baseplate.As shown in Figure 2 b, equally, in the process of processing concave surface, also similar processing control method is adopted to be worked into terminal position b from start bit c, only in the process of each transverse path, control ball cutter deeply to shoal again again to the working depth of glass baseplate is first shallow, to form a concave surface at the another side of glass baseplate.But, the ball cutter machined surface of this 3D processing mode is little, when processed glass base material surperficial, except needs control ball cutter except depth direction (vertical direction) motion, also need come and go repeatedly until whole of its machining area cover glass base material in the horizontal direction on the surface of glass baseplate, long processing time, efficiency is low, and ball cutter point of a knife easily causes wearing and tearing because of factors such as its shape, elaboration mode and the long-time processing of needs, also easily has influence on crudy.Separately have a kind of 3D process technology to be existing sleeping grinding machine processing, its emery wheel process-cycle is long, and apparatus expensive, cost is high.
Summary of the invention
Main purpose of the present invention is for the deficiencies in the prior art, provides a kind of glass 3D processing method, can improve shaped glass processing efficiency significantly, extends cutter life and improve the crudy of product.
Another object is glass 3D process tool for the method and process equipment.
For achieving the above object, the present invention is by the following technical solutions:
A kind of glass 3D processing method, described method uses a kind of process tool, described cutter has fixed axis and is arranged on the columniform processing main body on described fixed axis, described fixed axis is for driving described processing main body coaxial rotation, and described method comprises convex surface process and/or concave surface process;
Described convex surface process comprises:
Make the processing body parallel of described cutter in be processed of glass baseplate, the fixed axis of described cutter is driven to rotate to drive described processing main body to rotate, the cylindrical surface of the described processing main body rotated acts on to be processed of glass baseplate to process it, wherein, control described processing main body working depth on the glass substrate, make it be greater than in the working depth the central region of described in the working depth of the two side areas of described, thus form convex surface;
Described concave surface process comprises:
Make the processing body parallel of described cutter in be processed of glass baseplate, the fixed axis of described cutter is driven to rotate to drive described processing main body to rotate, the cylindrical surface of the described processing main body rotated acts on to be processed of glass baseplate to process it, wherein, control described processing main body working depth on the glass substrate, make it be greater than in the working depth the two side areas of described in the working depth of the central region of described, thus form concave surface.
Further, described convex surface and/or concave surface are arched surface.
Further, in described convex surface process, first preparatory processing goes out an arched surface on the glass substrate, control described processing main body again to move back and forth between the two ends of described arched surface and repeatedly process, each working depth increases progressively, the face be at every turn processed to form is parallel to described arched surface, until the residual thickness of glass substrate reaches pre-provisioning request.
Further, described preparatory processing goes out an arched surface and comprises:
First the angle, one end of glass baseplate is processed, control described processing main body to move back and forth and repeatedly process in the region near this end angle, the processing distance of each processing to increase progressively and working depth increases progressively to central authorities' expansion, and the working depth distribution of first time processing to be edge the darkest, toward glass baseplate central authorities near time shoal gradually, become predetermined arc to make glass baseplate at this end dihedral;
Then, skip the zone line of glass baseplate, directly the other end angle relative with this end angle is processed, control described processing main body to move back and forth and repeatedly process in the region near this other end angle, the processing distance of each processing to increase progressively and working depth increases progressively to central authorities' expansion, and the working depth distribution of first time processing to be marginal position the darkest, toward glass baseplate central authorities near time shoal gradually, become predetermined arc to make glass baseplate at this other end dihedral;
Control described processing main body and carry out first time across the movement between angle, two ends, time processing is carried out to the whole face of glass baseplate, to form described arched surface.
Further, in described concave surface process, first from the central region of glass baseplate, control described processing main body to move back and forth and repeatedly process, wherein the working depth distribution of first time processing is that dark, the most past direction, glass baseplate both sides, middle position shoals gradually, the processing distance of each processing to increase progressively and working depth increases progressively to both sides expansion, and the face be at every turn processed to form is parallel to described arched surface, until form the concave surface reaching pre-provisioning request.
Further, the length of described processing main body is equal to or greater than the length of glass baseplate to be processed.
Further, by vertical fixed jig, glass baseplate is erected to fix, described cutter and described vertical fixed jig relative engagement, is erected to settle.
A kind of process tool, for described processing method, described cutter has fixed axis and is arranged on the columniform processing main body on described fixed axis, described processing main body is when being driven coaxial rotation by described fixed axis, the face to be processed of the cylindrical surface pair glass baseplate parallel with the axle of described processing main body of described processing main body processes.
A kind of process equipment, comprises the fixed jig for fixing glass baseplate to be processed and described process tool.
Further, described fixed jig is the vertical fixed jig for being erected to fix by glass baseplate, described cutter and described vertical fixed jig relative engagement, is erected to settle.Preferably, described fixed jig is the Suction jig by vacuum suction glass baseplate.
Beneficial effect of the present invention:
By adopting the process tool with cylindrical processing main body, with process body parallel in be processed of glass baseplate, the mode that drives processing main body to rotate treats machined surface and processes, the working (machining) efficiency of 3D glass product can be significantly improved, improve the crudy of Special-Shaped Surface (concave surface, convex surface as arch), the loss of cutter can be reduced simultaneously, extend cutter life.The typical embodiment of the present invention can improve working (machining) efficiency more than 60% relative to traditional processing mode.
In a kind of preferred embodiment; convex surface adds the end angle, both sides of first processed glass base material in man-hour; again the face whole to be processed comprising two end angles and mid portion is processed further after end dihedral camber; the sudden change of working depth and processing intensity can be avoided in processing convex surface process; effectively protect the processing main body of cutter; improve working (machining) efficiency, Improving The Quality of Products further.
Accompanying drawing explanation
Fig. 1 a is the top view of target glass product;
Fig. 1 b is the side view of target glass product;
Fig. 2 a is the machining locus figure of the convex surface adopting existing ball cutter processing mode processed glass product;
Fig. 2 b is the machining locus figure of the concave surface adopting existing ball cutter processing mode processed glass product;
Fig. 3 is the process tool structural representation of the embodiment of the present invention;
Fig. 4 is the process equipment exploded side figure of the embodiment of the present invention;
Machining path signal when Fig. 5 is process equipment top view and the tool sharpening convex surface of the embodiment of the present invention;
Machining path signal when Fig. 6 is process equipment top view and the tool sharpening concave surface of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are elaborated.It is emphasized that following explanation is only exemplary, instead of in order to limit the scope of the invention and apply.
Consult Fig. 3, according to embodiments of the invention, the columniform processing main body 102 that process tool 1 has fixed axis 101 and is arranged on described fixed axis 101, described processing main body 102 is when being driven coaxial rotation by described fixed axis 101, the face to be processed of the cylindrical surface pair glass baseplate 2 parallel with the axle of described processing main body 102 of described processing main body 102 processes.The cylindrical surface of processing main body 102 can have the sand grains of processing.
Consult Fig. 4 to Fig. 6, according to embodiments of the invention, process equipment comprises fixed jig 3 for fixing glass baseplate 2 to be processed and described process tool 1.In an exemplary embodiment, described fixed jig is the vertical fixed jig 3 for being erected to fix by glass baseplate 2, described cutter and described vertical fixed jig relative engagement, is erected to settle.This embodiment is conducive to adopting in traditional CNC machine.
Certainly, fixed jig 3 and process tool 1 also can adopt horizontal layout, and glass baseplate 2 is horizontal fixing, also can carry out same processing.
In a preferred embodiment, described vertical fixed jig 3 is the Suction jig by vacuum suction glass baseplate 2.In process, glass baseplate 2 is adsorbed in Suction jig by negative pressure of vacuum, makes it fixedly positioning.
A kind of glass 3D processing method, adopts aforesaid process tool 1.Described method can comprise convex surface process and/or concave surface process.In a preferred embodiment, the length of the processing main body 102 of cutter for same is greater than the length of glass baseplate 2 to be processed, can improve working (machining) efficiency.
Consult Fig. 5, in described convex surface process, the processing main body 102 of described cutter 1 is made to be parallel to be processed of glass baseplate, the fixed axis 101 of described cutter is driven to rotate to drive described processing main body 102 to rotate, the cylindrical surface of the described processing main body 102 rotated acts on to be processed of glass baseplate 2 to process it, wherein, control the working depth of described processing main body 102 on glass baseplate 2, make it be greater than in the working depth the central region of described in the working depth of the two side areas of described, thus form convex surface 201.
Consult Fig. 6, similarly, in described concave surface process, the processing main body 102 of described cutter is made to be parallel to be processed of glass baseplate 2, the fixed axis 101 of described cutter is driven to rotate to drive described processing main body 102 to rotate, the cylindrical surface of the described processing main body 102 rotated acts on to be processed of glass baseplate 2 to process it, wherein, control the working depth of described processing main body 102 on glass baseplate 2, it is made to be greater than in the working depth the two side areas of described in the working depth of the central region of described, thus form concave surface 202.
Preferably, the processing of convex surface 201 and concave surface 202 adopts different Suction jig respectively, as shown in Figure 6, the wherein shape of the glass adsorption plane of the Suction jig of concave surface machining and the mating shapes of the convex surface 201 processed, thus vacuum suction can be implemented to glass baseplate 2 well.
By above-mentioned processing, the face to be processed of glass baseplate 2 can be processed as arched surface.For arch convex surface, arch-shaped can be called, for arch concavity, can be described as crescent face.
In one embodiment, first the one side of glass baseplate 2 is processed as convex surface, then the another side of glass baseplate 2 is processed as concave surface.In addition, according to product requirement, also only a concave surface or a convex surface can be processed separately on the glass substrate.
Consult Fig. 5, according to preferred embodiment, in convex surface process, first on glass baseplate 2, preparatory processing goes out an arched surface, control described processing main body 102 again to move back and forth between the two ends of described arched surface and repeatedly process, each working depth increases progressively, and the face be at every turn processed to form is parallel to described arched surface, until the residual thickness of glass substrate reaches pre-provisioning request.
As shown in Figure 5, in a more preferred embodiment, first by arched surface described in following steps preparatory processing.Process tool 1 first carries out preparatory processing to angle, one end a1 of glass baseplate 2, control described processing main body 102 to move back and forth and repeatedly process in the region near this end angle, the processing distance of each processing to increase progressively and working depth increases progressively to central authorities' expansion, and the working depth distribution of first time processing to be edge the darkest, toward glass baseplate 2 central authorities near time shoal gradually, become predetermined arc to make glass baseplate 2 at this end dihedral.Then, skip the zone line a3 of glass baseplate 2, directly preparatory processing is carried out to the other end angle a2 relative with this end angle, control described processing main body 102 to move back and forth and repeatedly process in the region near this other end angle, the processing distance of each processing to increase progressively and working depth increases progressively to central authorities' expansion, and the working depth distribution of first time processing to be marginal position the darkest, toward glass baseplate 2 central authorities near time shoal gradually, become predetermined arc to make glass baseplate 2 at this other end dihedral.After completing the preparatory processing at angle, two ends, control described processing main body 102 and carry out first time across the movement between angle, two ends, time processing is carried out to the whole face of glass baseplate 2, to form described arched surface.
After tentatively completing arched surface processing, move back and forth between the two ends of arched surface according to aforementioned manner controlled working main body 102 again and repeatedly process, the arched surface of each formation is all parallel to the aforementioned arched surface begun to take shape, until the convex surface completion of processing of glass substrate.
See Fig. 5, according to above-described embodiment, cutter starts to process from position a1, is worked into position a2, again to position a3, out from position a4, terminates processing finally along trajectory.
As shown in Figure 6, according to preferred embodiment, in described concave surface process, process tool 1 is first from the central region b1-b2 of glass baseplate 2, control described processing main body 102 to move back and forth and repeatedly process, wherein the working depth distribution of first time processing is that dark, the most past direction, glass baseplate 2 both sides, middle position shoals gradually, the processing distance of each processing to increase progressively and working depth increases progressively to both sides expansion, the face be at every turn processed to form is parallel to described arched surface, until form the concave surface reaching pre-provisioning request.
See Fig. 6, according to above-described embodiment, cutter starts to process from position b1, is worked into position b2 along trajectory, out from position b3, terminates processing finally.
Except processing except concave surface and convex surface to glass baseplate 2, the appearance profile of other sharp processing tool sharpening glass baseplate also can be used.Concrete sharp processing cutter and processing mode can adopt traditional design, and it will not go into details.
Above content, in conjunction with concrete/preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; its embodiment that can also describe these makes some substituting or modification, and these substitute or variant all should be considered as belonging to protection scope of the present invention.