CN102717316A - Laminated glass corner processing method and special worktable device - Google Patents
Laminated glass corner processing method and special worktable device Download PDFInfo
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- CN102717316A CN102717316A CN2012101673851A CN201210167385A CN102717316A CN 102717316 A CN102717316 A CN 102717316A CN 2012101673851 A CN2012101673851 A CN 2012101673851A CN 201210167385 A CN201210167385 A CN 201210167385A CN 102717316 A CN102717316 A CN 102717316A
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Abstract
The invention belongs to the technical field of glass processing, and in particular relates to a laminated glass corner processing method and a special worktable device. The processing method comprises the following steps of: preparing materials, and arranging a spacing layer between every two adjacent single glass pieces to form laminated glass; placing the whole laminated glass on the magnetic area of a worktable; and pressing a strong permanent magnet II on the protection layer of the whole laminated glass, wherein the magnet applies clamping force on the whole laminated glass, and thus the laminated glass is fixed to the magnetic area of the worktable. The laminated glass corner processing method provided in the invention is capable of avoiding a bonding step in the conventional method and a plurality of steps such as cleaning for removing a binder caused by the binding step, thereby reducing the problem of environmental pollution caused by cleaning the binder. The magnetic force is taken as clamping force, so that the material consumption is reduced, the processing efficiency is obviously improved, and the production cost is reduced; and therefore, the laminated glass corner processing method is especially suitable for corner processing of ultra-thin glass in electronic products.
Description
Technical field
The invention belongs to the glass processing technical field,, there be windows be protected screen (Cover Glass), the touch-screen of Presentation Function or interactive electronic product particularly a kind of being suitable for and having the laminated glass corner processing method and the dedicated of the used glass of product such as windows be protected screen of touch function.
Background technology
Thickness be the plate glass of 0.3mm～2.5mm because its distinctive visual effect, protective value and optical property are the good material that the protection screen manufacturing industry is generally used.Be directed to the ultra-thin glass (comprising tempered glass) of the 0.3mm～2.5mm of CNC external form processing, its existing CNC external form processing generally is divided into a processing and monolithic processing dual mode:
1, a processing: be mainly and be bonded into multi-disc glass is directly range upon range of, can carry out the outside dimensions CNC processing of product.This kind processing mode comprises the fine finishining that is bonded into, carries out the edge shape of monolithic glass behind the burst, burst again; Like chamfering, arc limit, and clean operations such as removing adhesive, operation is many; It is bad that glass surface in the monolithic process is easy to generate scuffing etc., and production cost is higher.
2, monolithic processing: CNC external form processing.This kind monolithic CNC processing mode can realize the processing of whole external forms, but working (machining) efficiency is low, and glass surface to be easy to generate scuffing etc. bad.
Summary of the invention
The objective of the invention is provides a kind of laminated glass corner processing method and the dedicated device that can realize the processing of multi-disc glass CNC external form with range upon range of processing mode simultaneously to comprehensive existing processing and monolithic processing mode advantage and deficiency separately.
The object of the invention can be realized through following technical proposal: a kind of laminated glass corner processing method is characterized in that mainly comprising following operation:
A, get the raw materials ready: press design shape and measure-alike glass, and go up lower protective layer, wall, the size that wherein goes up lower protective layer, wall is substantially equal to the size of above-mentioned glass; According to the thickness of monolithic glass thickness and wall, preparation one can be carried out the special-purpose CNC cutter of corner processing simultaneously to the every sheet glass in the laminated glass;
B, thickness identical distance layer is set between every adjacent two monolithic glass of some monolithic glass forms laminated glass;
C, upper and lower protective layer is set respectively, forms the whole laminated glass of a rectangular block shape at the upper surface and the lower surface of above-mentioned laminated glass;
D, will put in order laminated glass and be placed on the magnetic regions of workbench; This regional magnetic line of force perpendicular to workbench the plane; The magnetic regions of described workbench is made up of electromagnet or magnet; On protective layer on the whole laminated glass, press an iron block or magnet, the position of this iron block or magnet and said magnetic regions position up and down over against, make said iron block or magnet to whole laminated glass generation clamping force and make on its magnetic regions that is fixed on workbench; The bearing area area of workbench is less than the cross-sectional area of the whole laminated glass that it carried; The bearing area area of protective layer is greater than the iron block that it carried or the area of magnet lower surface on the whole laminated glass, so that special-purpose CNC cutter does not touch workbench and iron block or magnet during work;
E, operation Digit Control Machine Tool simultaneously carry out corner processing by setting the CNC programmed instruction to the every sheet glass in the laminated glass with special-purpose CNC cutter;
F, take off whole laminated glass, sort out monolithic glass from workbench;
G, cleaning, oven dry.
This laminated glass provided by the present invention corner processing method can be omitted the multiple working procedures such as cleaning that the bonding operation reaches the removing binding agent that is produced by the bonding operation in the conventional method, utilizes magnetic force as clamping power, reduces consumptive material, and working (machining) efficiency obviously improves.
In above-mentioned operation, described and last lower protective layer is that thickness is the plastic sheet of 0.1mm～1.5mm.Adopt plastic sheet as wall, the one, the glass adhesion that can not be adjacent separates easily, and the 2nd, can prevent the scuffing of glass surface.
In above-mentioned operation, described magnet is NdFeB material magnet.Because ndfeb magnet magnetic energy product in present all magnet kinds is the highest, also is that equal volume has stronger magnetic force, therefore can the thicker whole laminated glass of clamping.
In above-mentioned operation, described special-purpose CNC cutter carries out the corner simultaneously to the every sheet glass in the laminated glass and is processed as and carries out the grinding of bevelling chamfering simultaneously, than the monolithic processing mode, can improve the several times working (machining) efficiency.
In above-mentioned operation; Described special-purpose CNC cutter comprises a cylindrical cutter body; Offer several and the corresponding bulge loop shape of above-mentioned monolithic glass spacing distance chamfered section at cutter body; The spacing distance of described adjacent two bulge loop shape chamfered section is the thickness of monolithic glass, between adjacent two bulge loop shape chamfered section by the cancave cambered surface transition.Like this, the wall that the grinding of bulge loop face is softer, the positive and negative corner of each cancave cambered surface grinding one monolithic glass, the corner of the finished glass after the processing is arc surfaced, attractive in appearance, safety.
By used dedicated device in the processing method of above-mentioned laminated glass corner; Described workbench has the supporting part that carries whole laminated glass more than; Each supporting part position relative fixed; And each supporting part is provided with magnetic regions, this regional magnetic line of force perpendicular to supporting part the plane, said magnetic regions is embedded at supporting part by electromagnet or powerful permanent magnet one and constitutes; In working order down; Whole laminated glass is placed on the magnetic regions of workbench; Pressing an iron block or powerful permanent magnet two on the protective layer on the whole laminated glass; The position of this iron block or powerful permanent magnet two and said magnetic regions position over against to produce strong suction, make said iron block or powerful permanent magnet to putting in order laminated glass generation clamping force and making on its magnetic regions that is fixed on supporting part up and down.
Perhaps; By used dedicated device in the processing method of above-mentioned laminated glass corner; Described workbench is the rotary structure that is driven by stepping mechanism, the supporting part of the whole laminated glass of several carryings that is spacedly distributed, and each supporting part is provided with magnetic regions; This regional magnetic line of force perpendicular to supporting part the plane, said magnetic regions is embedded at supporting part by electromagnet or powerful permanent magnet one and constitutes.In working order down; Whole laminated glass is placed on the magnetic regions of workbench; Pressing an iron block or powerful permanent magnet two on the protective layer on the whole laminated glass; The position of this iron block or powerful permanent magnet two and said magnetic regions position be up and down over against to produce strong suction, makes two pairs of whole laminated glass of said iron block or powerful permanent magnet produce clamping forces and make on its magnetic regions that is fixed on supporting part.
In above-mentioned dedicated device; Said workbench is processed by alloy aluminum; Position, described supporting part outer end thickness forms step greater than the thickness of workbench body, and the powerful permanent magnet one that is embedded in it is ndfeb magnet, is provided with the soft iron lining between this ndfeb magnet and the alloy aluminum.The soft iron lining has separated magnetic function, helps improving the closeness of the vertical direction magnetic line of force.Said powerful permanent magnet two also is a ndfeb magnet.Because the alloy aluminum lighter weight, rotary inertia is little, the accuracy of supporting part location when helping guaranteeing each revolution action.
In above-mentioned dedicated device, around the powerful permanent magnet one in said supporting part upper surface, having several pits, the lower surface correspondence position of lower protective layer is shaped on several convexities, makes pit and protruding concavo-convex the cooperation.Can improve the position accuracy and the stable degree of whole laminated glass.
In above-mentioned dedicated device, said workbench body and supporting part are the scalable syndeton, and promptly both are by being threaded, and the lower surface of both connecting portions is flat by the holder of chi plate, and an end of chi plate is fixed on the workbench body by screw.Through threaded adjusting, supporting part is stretched out or indentation, to adapt to the stable degree requirement of the different processed glass of different batches of size.
Technical scheme provided by the present invention can effectively improve glass corner working (machining) efficiency, saves consumptive material, reduces production costs, and has reduced original technology and has cleaned the problem of environmental pollution that adhesive causes.Be particularly suitable for the corner processing of ultra-thin glass in the electronic product.
Description of drawings:
Fig. 1 is the embodiment of the invention one a dedicated device sketch map.
Fig. 2 is a corner shape sketch map of processing the whole laminated glass in back for Fig. 1.
Fig. 3 is the embodiment of the invention two dedicated device sketch mapes.
Fig. 4 is the embodiment of the invention three dedicated sketch mapes.
Fig. 5 is the embodiment of the invention four dedicated device sketch mapes.
Fig. 6 is the embodiment of the invention five dedicated sketch mapes.
Fig. 7 is the upward view of Fig. 6.
Fig. 8 is the embodiment of the invention six dedicated apparatus structure sketch mapes.
Fig. 9 is multiple corner processing sketch map.
Description of symbols among the figure: 1, workbench body, 11, supporting part, 12, the soft iron lining, 13, driving shaft, 14, step drive device; 15, bolt, 16, the chi plate, 17, coil, 18, armature; 19, step, 2, powerful permanent magnet one, 3, powerful permanent magnet two, 4, go up protective layer, 5, wall; 6, sheet glass, 7, lower protective layer, 71, convexity, 8, special-purpose CNC cutter, 9, pit.
The specific embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
Embodiment one:
Prepare the identical glass of shape and size by design parameter, and go up lower protective layer, wall, the size that wherein goes up lower protective layer, wall is substantially equal to the size of above-mentioned glass.Present embodiment is chosen the sheet glass 6 that thickness is 0.8mm, gets 6, and it is the wall 5 of 0.5mm that thickness d is set between every adjacent glass sheets, and this wall is generally selected plastic sheet for use, and such as PC material, PMMA material, wall makes sheet glass keep the spacing of 0.5mm.The upper and lower surface of whole laminated glass be provided with respectively thickness be 0.3-0.5mm on protective layer 4, lower protective layer 7, upper and lower protective layer is also selected the plastic sheet material for use, can protecting up and down, glass surface is not scratched.The wall of plastic material separates with glass easily with upper and lower protective layer, can repeatedly use, and need not to clean.In addition, need the thickness according to monolithic glass thickness and wall, preparation one can be carried out the special-purpose CNC cutter of corner processing simultaneously to the every sheet glass in the laminated glass.This cutter can be like Fig. 1, shown in Figure 8; Comprise a cylindrical cutter body 8; Offer several and the corresponding bulge loop shape of above-mentioned monolithic glass spacing distance chamfered section 81 at cutter body; The spacing distance of two adjacent bulge loop shape chamfered section is the thickness D of monolithic glass, between adjacent two bulge loop shape chamfered section by the cancave cambered surface transition.Present embodiment cancave cambered surface transition altitude D=0.8mm, bulge loop thickness d=0.5mm.
The present embodiment table device has a workbench body 1, and is as shown in Figure 1, and whole laminated glass is placed on the magnetic regions of workbench, and this magnetic regions is embedded at supporting part 11 by powerful permanent magnet 1 and constitutes, its magnetic line of force perpendicular to workbench the plane.In the time of in working order; Pressing a powerful permanent magnet 23 on the protective layer 4 on the whole laminated glass; The position of this magnet and said magnetic regions position up and down over against and produce strong suction, make 23 pairs of whole laminated glass of powerful permanent magnet produce clamping forces and whole laminated glass be fixed on the magnetic regions of workbench supporting part.Above-mentioned powerful permanent magnet 1 all adopts NdFeB material with powerful permanent magnet 23.The bearing area area of workbench is less than the cross-sectional area of the whole laminated glass that it carried; The bearing area area of protective layer is greater than the iron block that it carried or the area of magnet lower surface on the whole laminated glass, so that special-purpose CNC cutter does not touch workbench supporting part and powerful permanent magnet two during work.Move Digit Control Machine Tool then, special-purpose CNC cutter carries out the grinding of bevelling chamfering by setting the inside feeding while seesawing of CNC programmed instruction track to 6 sheet glass in the laminated glass simultaneously.Ground effect is as shown in Figure 2, takes off whole laminated glass from workbench after the completion of processing all around, sorts out monolithic glass, and cleaning, oven dry get final product.
Embodiment two:
As shown in Figure 3, processing method and magnetic regions structure are with embodiment one, and different is that workbench body 1 has three supporting parts 11 in the dedicated device, place a whole laminated glass and a powerful permanent magnet 23 on each supporting part.Like this, special-purpose CNC cutter carries out the grinding of bevelling chamfering to 6 sheet glass in every laminated glass successively simultaneously by setting CNC programmed instruction track, and the processed whole laminated glass that can in time change the outfit helps increasing work efficiency.
Embodiment three:
As shown in Figure 4; Processing method and magnetic regions structure are with embodiment one, and different is that workbench is a rotary structure driven by stepper motors in the dedicated device, and workbench body 1 radially uniformly-spaced stretches out four supporting parts 11 that carry whole laminated glass; Each supporting part is embedded powerful permanent magnet 1 and constitutes magnetic regions; The magnetic line of force of magnetic regions perpendicular to supporting part the plane, this magnetic regions thickness forms a step greater than the workbench body, the effect one of step 19 is the axial lengths of powerful permanent magnet one or electromagnet that can extend; To promote magnetic intensity; The 2nd, workbench is not touched in the bottom of special-purpose CNC cutter 8 during for work, and the CNC cutter can be walked out a closed-loop path by the setting program instruction around whole laminated glass like this, the corner grinding around once accomplishing.Workbench body 1 and supporting part 11 are processed by alloy aluminum; Powerful permanent magnet 1 is a ndfeb magnet, is provided with soft iron lining 12 between this ndfeb magnet and the alloy aluminum, and the soft iron lining has separated magnetic effect; Can make the magnetic line of force in it more intensive, also be that magnetic force strengthens.
Embodiment four:
As shown in Figure 5; Processing method and magnetic regions structure are with embodiment one, three; Different is in the dedicated device, around the powerful permanent magnet one in workbench supporting part 11 upper surfaces, has several pits 9, and the lower surface correspondence position of lower protective layer 7 is shaped on several convexities 71; Make pit and protruding concavo-convex the cooperation, to descend whole laminated glass and supporting part fixed-site in working order.This be because when work whole laminated glass axis should with the centrally aligned of magnetic regions, and the whole laminated glass size of different batches maybe be different.The corresponding fixed position of the lower surface of all lower protective layers 7 is shaped on several cooperates, can conveniently lay whole laminated glass, need not each measurement with the convexity 71 of supporting part fixed position; And special-purpose CNC cutter is to the grinding force that whole laminated glass exists horizontal direction to apply when work, and can prevent influences machining accuracy because of whole laminated glass laterally slides.
Embodiment five:
Like Fig. 6, shown in Figure 7; Processing method and magnetic regions structure are with embodiment three, four; Both constitute the adjustable in length syndeton different is in dedicated device workbench body 1 and supporting part 11 by being threaded, promptly both are connected by bolt, and the lower surface of both connecting portions is flat by 16 holders of chi plate; One end of chi plate is fixed on the workbench body by screw, can be with reference to Fig. 8.Like this, as field-replaceable unit, when processed glass size was excessive or too small, the supporting part 11 greater or lesser with prefabricated specification installed supporting part 11, can adapt to the wider processed glass of size range.The effect of chi plate 16 is to guarantee workbench body 1 and supporting part 11 levelness between the two, also is the levelness of processed glass.
Embodiment six:
As shown in Figure 8, processing method and magnetic regions structure are with embodiment five, and different is that the magnetic regions that is embedded in supporting part 11 steps is made up of electromagnet, and mark 17 is a coil among the figure, and 18 is armature, and 14 is stepper motor.Adopt electromagnet, stepper motor to cooperate, improve automation length, help the adjusting of running parameter with Digit Control Machine Tool.
When making the windows be protected screen of various electronic products; By design; On the limit of glass, possibly need perforate or/and the fluting or/and slot or/and the bevelling chamfering; According to the invention described above laminated glass corner processing method, can be with the glass laminated effect machine-shaping next time of polylith in the magnetic clamping force, as shown in Figure 9.Go up perforate on the edge of such as need, only need to change cutter into drill bit, drill bit moves both vertically from top to bottom to bore and gets final product thoroughly; Go up fluting on the edge of like need, only need to change cutter into file, file is slowly inwardly feeding when moving both vertically from top to bottom.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of claims.
Claims (10)
1. laminated glass corner processing method is characterized in that mainly comprising following operation:
A, get the raw materials ready: prepare the identical glass of shape and size by design parameter, and go up lower protective layer, wall, the size that wherein goes up lower protective layer, wall is substantially equal to the size of above-mentioned glass; According to the thickness of monolithic glass thickness and wall, preparation one can be carried out the special-purpose CNC cutter of corner processing simultaneously to the every sheet glass in the laminated glass;
B, thickness identical distance layer is set between every adjacent two monolithic glass of some monolithic glass forms laminated glass;
C, upper and lower protective layer is set respectively, forms the whole laminated glass of a rectangular block shape at the upper surface and the lower surface of above-mentioned laminated glass;
D, will put in order laminated glass and be placed on the magnetic regions of workbench; This regional magnetic line of force perpendicular to workbench the plane; The magnetic regions of described workbench is made up of electromagnet or magnet; On protective layer on the whole laminated glass, press an iron block or magnet, the position of this iron block or magnet and said magnetic regions position up and down over against, make said iron block or magnet to whole laminated glass generation clamping force and make on its magnetic regions that is fixed on workbench; The bearing area area of workbench is less than the cross-sectional area of the whole laminated glass that it carried; The bearing area area of protective layer is greater than the iron block that it carried or the area of magnet lower surface on the whole laminated glass, so that special-purpose CNC cutter does not touch workbench and iron block or magnet during work;
E, operation Digit Control Machine Tool, special-purpose CNC cutter carries out corner processing by setting the CNC programmed instruction to the every sheet glass in the laminated glass simultaneously;
F, take off whole laminated glass, sort out monolithic glass from workbench;
G, cleaning, oven dry.
2. laminated glass according to claim 1 corner processing method, it is characterized in that described wall and going up lower protective layer is that thickness is the plastic sheet of 0.1mm～1.5mm.
3. laminated glass according to claim 1 corner processing method is characterized in that described magnet is ndfeb magnet.
4. laminated glass according to claim 1 corner processing method is characterized in that described special-purpose CNC cutter carries out the corner simultaneously to the every sheet glass in the laminated glass and is processed as and carries out the grinding of bevelling chamfering simultaneously.
5. according to claim 1 or 4 said laminated glass corner processing methods; It is characterized in that described special-purpose CNC cutter comprises a cylindrical cutter body; Offer several and the corresponding bulge loop shape of above-mentioned monolithic glass spacing distance chamfered section at cutter body; The spacing distance of described adjacent two bulge loop shape chamfered section is the thickness of monolithic glass, between adjacent two bulge loop shape chamfered section by the cancave cambered surface transition.
6. by used dedicated device in the processing method of the said laminated glass of claim 1 corner; It is characterized in that described workbench has the supporting part that carries whole laminated glass more than; Each supporting part position relative fixed; And each supporting part is provided with magnetic regions, this regional magnetic line of force perpendicular to supporting part the plane, said magnetic regions is embedded at supporting part by electromagnet or powerful permanent magnet one and constitutes; In working order down; Whole laminated glass is placed on the magnetic regions of workbench; Pressing an iron block or powerful permanent magnet two on the protective layer on the whole laminated glass; The position of this iron block or powerful permanent magnet two and said magnetic regions position be up and down over against to produce strong suction, makes two pairs of said iron block or powerful permanent magnets comprise that the whole laminated glass of upper and lower protective layer produces clamping force and makes on its magnetic regions that is fixed on supporting part.
7. according to the said dedicated device of claim 6, it is characterized in that the rotary structure of described workbench for being driven by stepping mechanism, the workbench body radially uniformly-spaced stretches out several supporting parts that carries whole laminated glass.
8. according to claim 6 or 7 described dedicated devices; It is characterized in that said workbench processed by alloy aluminum; Be embedded at supporting part and be ndfeb magnet, be provided with the soft iron lining between this ndfeb magnet and the alloy aluminum near the powerful permanent magnet of end position one; Described powerful permanent magnet two is a ndfeb magnet.
9. according to claim 6 or 7 described dedicated devices, it is characterized in that in said supporting part upper surface magnetic regions around have several pits, the lower surface correspondence position of lower protective layer is shaped on several convexities, makes pit and protruding concavo-convex the cooperation.
10. according to claim 6 or 7 described dedicated devices; It is characterized in that said workbench body and supporting part are the scalable syndeton; Be both by being threaded, the lower surface of both connecting portions is flat by the holder of chi plate, and an end of chi plate is fixed on the workbench body by screw.
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