CN109678332A - Glass board material 3D curved surface noncontact processing system and method - Google Patents
Glass board material 3D curved surface noncontact processing system and method Download PDFInfo
- Publication number
- CN109678332A CN109678332A CN201710975600.3A CN201710975600A CN109678332A CN 109678332 A CN109678332 A CN 109678332A CN 201710975600 A CN201710975600 A CN 201710975600A CN 109678332 A CN109678332 A CN 109678332A
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- China
- Prior art keywords
- board material
- heat source
- glass
- glass plate
- glass board
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/025—Re-forming glass sheets by bending by gravity
- C03B23/0252—Re-forming glass sheets by bending by gravity by gravity only, e.g. sagging
Abstract
A kind of glass board material 3D curved surface noncontact processing system and method, include at least one moveable radiant heat source cutter device, feeding device, have temperature adjustment function and top is equipped with the fixed fixture of a fixed part, the removable light heat source processing unit (plant) with temperature control, wherein, cutting processing is carried out with radiant heat source to a glass board material by the radiant heat source cutter device, to form a flat glass plate, and glass board material is taken to be placed in the fixed part of the fixed fixture plane by the feeding device again, the light heat source processing unit (plant) is moved to above the fixed fixture for the upper of the flat glass plate, under, left and right four peripheries predetermined heat position carries out non-contact and temperature control heating, make the flat glass plate four peripheral parts soften and along the sagging sizing of fixed part curved edge, cooling sizing is carried out by the fixed fixture again and forms one 3D bend glass, and contactless punching, polishing treatment are carried out to the 3D bend glass by the light heat source processing unit (plant).
Description
Technical field
The present invention is a kind of related glass board material 3D curved surface noncontact processing system and method, and especially one kind is at least one
Heat source non-contact cutting, processing unit (plant) and fixed fixture one flat glass plate is processed with formed the system of 3D bend glass and
Method.
Background technique
Solid surface glass panel be widely used in the smartphone such as a new generation, tablet computer, electric instrument face plate,
In display glass panel and automobile instrument panel product, smartphone, tablet computer, electric instrument face plate, display are provided
Upper and lower, left and right four direction edge curved-surface display or touch control operation in device glass panel and automobile instrument panel product
Function, however, the mode of this solid surface glass panel is processed in existing production, either first with mould heat pressure curved glass plate
Molding again with CNC equipment cutting or first with CNC equipment in 2D plane cutting glass board material again with mould heat pressure curved glass plate
Molding, or in a manner of processing procedures, all must by mould heat pressure curved glass plate molding etc. again by laser in 2D plane cutting glass board material
Need to be hot-forming to glass board material C with a upper mold A made of graphite material as shown in Figure 1 and once mold B, Yi Jibi
Need to be carried out by way of the processing of contact processing apparatus and mold.
However, with above-mentioned existing solid surface glass panel with the processing technology and side of contact processing apparatus and mold
Formula is in the cutting or lead angle process that carry out the glass board material C of plane, such as carries out cutting or lead angle mill with CNC equipment
The contact of throwing is processed, and the edge that will cause glass board material C workpiece generates irregular shape chipping and fine fisssure slot or not
Neat flash, in addition to allowing the glass board material C work pieces process time to increase, production capacity low (about 2~5 minutes/every) and quality ginseng
Difference is uneven outer, and glass board material C still must be subject to deburring rubbing down again with rubbing down equipment, however, even if passing through mechanical polishing mode
It allows the edge glass board material C and flash smoothly to modify, also because each cutter wear intensity is different, causes per a piece of through contact rubbing down
The size of the glass board material C of deburring plane is irregular, there is scale error not of uniform size, seriously affect its it is subsequent plus
The precision and quality of work.
Furthermore it is bent to above-mentioned existing solid surface glass panel shown in FIG. 1 with upper mold A and lower mold B heating
The contact procedure for processing of type, it is necessary to high-temperature heating operation be made to entire glass board material C, that is, make whole heating and pressing mold
Mode is handled, and must be with the upper mold A of graphite and lower mold B during high-temperature heating and operation, in addition to will receive
Rubbing down after the glass board material C cutting of above-mentioned plane, which processes generated scale error, to be influenced, and adds glass board material C hot bending
Size error is also presented in finished product after work, therefore the gap of mold A and B production is difficult to stipulate, such as: the gap mold A and B is too
It is small, glass board material C expanded by heating can be made, can nowhere be accommodated, and will lead to rupture, and mold A and the gap B are too big, easily lead
The offset of glass board material location of C is caused, the subsequent punching on each sheet glass plate C or drilling processing position is caused to generate deviation, and
The carbon dust and other impurity that can be fallen off in the oxidation of the mold A and B of the glass board material C Surface remaining graphite material, and because of graphite
The carbon dust of mold A and B will form pit-hole after falling off, and glass board material C Surface is more made to be stamped out more coarse pit-hole surfaces,
It is subsequent to clean a large amount of of grinding and polishing finishing using surface polishing slagging-off after glass board material C brake forming demoulding
It is additional to repair step, above-mentioned items problem, in addition to finished product yield people's width reduction after processing glass board material C brake forming becomes
Difference (yield a maximum of about of only 50% or so), also, make the processing procedure high expensive of glass board material C brake forming and be not inconsistent industry benefit
Economic benefit.
In addition, above-mentioned existing glass board material C is with graphite upper mold A and the processing procedure of lower mold B Heating and Bending Formation, in addition to
Finished product yield is relatively low and the processing of sequent surface rubbing down it is at high cost the problems such as with outside disadvantage, further, the graphite upper mold
Tool A and lower mold B set of molds also have a service life limitation, each group of upper mold A and lower mold B set of molds about using 1000~
After 3000 glass board material C heating operations, the one group of upper mold A more renewed and lower mold B set of molds must be just shut down, it can
The heating for continuing to operate glass board material C is bent processing procedure, mentions the bending machining cost of manufacture of entire glass board material C more
Height, also, the process and the tediously long complexity of structural establishment of the heating bending processing procedure of the existing glass board material C, make glass board material C
The discharging Mean Time Between Replacement per a piece of completions also therefore elongate, i.e. when the interval of each sheet glass plate C completion bending machining
Between about 50~60 seconds, be about 60 tablets hs with averagely each hour achievable the piece number, highlight its whole capacity efficiency not
Requirement evident, that the industry of being unable to reach utilizes, also, in another party and due to the graphite upper mold A and lower mold B mould inside
Glass board material C is covered comprehensively, has no way of measuring the Temperature Distribution after glass board material C is heated, be only capable of with regard to graphite jig A and
Single point temperature, which measures, on the outside of B speculates, the heating temperature distribution for confirming practical each point on glass board material C of having no way of also just is had no way of certainly
The heating temperature of practical each point on glass board material C is accurately monitored, therefore in the practical hot bending processing procedure of glass board material C, is easily led
The situation for causing local heating temperature excessively high or too low makes glass board material C generate ablated surface spot, rupture, or there are excessive
Internal stress and cause glass board material C mechanical strength reduce and it is brittle, frangible the problems such as and disadvantage.
In addition, previous in terms of related patents technical literature, such as No. 460139 " glass of TaiWan, China patent gazette I
The production method and manufacturing system and electronic device of product " patent of invention case then discloses typical existing upper and lower die assembly heating
Make the process technique and device of glass board material bending machining, similarly, there are existing with graphite material mould as shown in Figure 1 above
The contact heating glass board material processing procedure of tool and the yield of technology are poor, it is subsequent to glass board material surface rubbing down finishing processing, glass to need
Glass board dimension generate error, die life it is short need to often replace, the process of processing procedure and the tediously long complexity of structural establishment make glass
Glass plate material finished product discharging interval time length and overall process high expensive are not inconsistent the problems such as industry utilizes economic benefit and disadvantage.
In addition, " the GLASS MOLDING SYSTEM AND RELATED of U.S. patent Nos the 8783066th for another example
APPARATUS AND METHOD (glass moulding system and relevant device and method) " case and Japanese Patent Publication notification number
No. JP5934801 " forming device " patent of invention case further discloses existing extensive and complicated tediously long as shown in Figure 1 above
The contact heating curved glass plate processing procedure and technology of processing procedure graphite material mold, similarly, there are existing shown in above-mentioned Fig. 1
Have with graphite material mold heating curved glass plate processing procedure and technology yield it is poor, need it is subsequent to glass board material surface rubbing down
Finishing processing, glass board material size generate error, die life it is short need to often replace, the process of processing procedure and structural establishment it is superfluous
Long complexity makes glass board material finished product discharging interval time long and overall process high expensive, is not inconsistent industry is asked using economic benefit etc.
Topic and disadvantage.
In addition to this, for another example No. WO2013055861A1 " THERMO-MECHANICAL of PCT Publication number
REFORMING METHOD AND SYSTEM AND MECHANICAL REFORMING TOOL (thermomechanical reshaping method and
System and mechanical reshaping tool) " case, then disclose and utilize 104 to the first temperature of Reshapable area 102 and non-Reshapable area
Degree, and, which corresponds to the first viscosity, and the subsequent local heating Reshapable area 102 is to second temperature, this second
Temperature corresponds to the second viscosity, and wherein second viscosity is lower than first viscosity, the mistake in the local heating Reshapable area 102
In journey in the Reshapable area 102 formed bending, formed bending the step of system by make the first push rod 402 contact this it is non-can be again
Shaping area 104, and translate first push rod 402 along straight line path, to apply thrust to the non-Reshapable area 104, and in
The bending is formed in the Reshapable area 102, or makes the fringe region of the second push rod 502 contact Reshapable area 102a,
And second push rod 502 is rotated along circular path, with the fringe region application thrust to Reshapable area 102a, and in
The curved systems approach of contact and technology are formed in Reshapable area 102a, such as Fig. 4 a~figure of the attached drawing of the patent case
Shown in 4d, hence it is evident that the visible patent case must be via procedure for processing step twice, also, must pass through the push rod 402 and go to connect
Non- Reshapable section 104 is touched, and the non-Reshapable area 104 is applied in thrust Cai Nengshigai Reshapable area 102 and is formed
The bending certainly will make the glass sheet 100 after completing bending, form contact mill on the crooked position surface that push rod 402 contacts
Damage, and the following process processing procedure of rubbing down finishing must be carried out by the surface of push rod 402 for 100 surface of glass sheet again, and
And the push rod 402 is also depended on whether the bending perfection of the glass sheet 100, thrust is applied to the non-Reshapable area 104
Strength control such as exerts a force excessive the problem of curved transitions and having caused will be caused to make the embrittlement rupture of glass sheet 100, and applies and push away
When power deficiency, and it is bad to may cause 100 bending quality of glass sheet, and leads to the quality of the 100 bending force work of glass sheet
It is irregular to be refined control.
Summary of the invention
Technical problem underlying to be solved by this invention is, overcomes drawbacks described above of the existing technology, and provides one
Kind of glass board material 3D curved surface noncontact processing system and method improves existing contact glass board material cutting, lead angle, rubbing down, curved
Bent procedure for processing and technology, that there are yields is poor, it is subsequent to glass board material surface rubbing down finishing processing, glass board material size to need
Generate error, die life it is short need to often replace, the process of processing procedure and structural establishment tediously long complexity working hour, process,
Make long glass board material finished product discharging interval time and overall process high expensive, be not inconsistent the problem of industry utilizes economic benefit and lack
Point.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of glass board material 3D curved surface noncontact processing system includes:
At least one moveable radiant heat source cutter device is provided with generating radiant heat source, non-to carry out to a glass board material
The cutting processing of contact, to form a flat glass plate, the radiant heat source cutter device and again to the flat glass plate table
Face carries out preheating heat treatment；
At least one moveable feeding device, for grab and move through the radiant heat source cutter device carry out edge cutting and
Flat glass plate after lead angle cutting processing and preheating heat treatment；
An at least fixed fixture, fixed fixture top and inside are respectively equipped with a fixed part and a temperature adjusting mechanism,
The flat glass plate after this via radiation heat source cutter device progress cutting processing the fixation is placed in by the feeding device to control
On the fixed part of tool, which can control the fixed part surface of the fixed fixture and the temperature of the flat glass plate
Degree；And
At least one removable and temperature control light heat source processing unit (plant), the light heat source processing unit (plant) are sensed equipped with a Temperature Distribution
Device, and the light heat source processing unit (plant) be moved to above the fixed fixture for the flat glass plate it is upper and lower, left and right four
Periphery predetermined heat position carries out contactless light heat source heating, and senses the flat glass plate by the Temperature Distribution sensor
Predetermined heat position Temperature Distribution, with control the light heat source processing unit (plant) output light heat source energy, make the flat glass
Four peripheral parts of plate by thermal softening and along the sagging sizing of fixed part curved edge, and by the fixed fixture inside
Temperature adjusting mechanism controls the glass board material greenhouse cooling of the fixed part surface temperature and the bend fixing, to allow the glass plate
Material bending cooling sizing forms a 3D bend glass.
Further, the glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the radiation
Heat source cutter device is made of an infrared ray cutter.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the radiant heat source cutting
Device is made of a laser cutter.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the feeding device lower end
Equipped with an at least sucker, for grabbing or placing the flat glass plate.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the fixed fixture is resistance to
The metal material of high temperature is constituted.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the fixed fixture is resistance to
The nonmetallic materials of high temperature are constituted.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the fixed fixture is consolidated
Determine that portion is upper and lower, four periphery edges of left and right are respectively formed a sizing cambered surface, heats position for four peripheries of the glass board material
Softening bending is sagging.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that inside the fixed fixture
Temperature adjusting mechanism include that at least one concealed heating wire, at least a pipeline type heat exchanger and the control of an at least temperature are single
Member, the concealed heating wire, pipeline type heat exchanger link the temperature control unit respectively, to be controlled by the temperature control unit
And provide the function of the fixed fixture surface temperature control.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that inside the fixed fixture
Temperature adjusting mechanism the filling of pipeline type internal heat exchanger with fluid, so that heat exchange cooling is used.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that inside the fixed fixture
Temperature adjusting mechanism the filling of pipeline type internal heat exchanger with gas, so that heat exchange cooling is used.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that below the fixed fixture
Accelerate assistor equipped with a vertical concussion, is accelerated with providing the upward vertical ascent of the fixed fixture, make the flat glass plate
Four peripheral parts of material accelerate the sagging sizing of bending after by thermal softening.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that below the fixed fixture
Vertical concussion accelerate assistor be made of a high frequency oscillation piezoelectric vibration machine.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the light heat source processing dress
An infrared heater is set to be constituted.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the light heat source processing dress
A laser heater is set to be constituted.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the light heat source processing dress
The Temperature Distribution sensor set is made of an infrared heat image instrument.
The glass board material 3D curved surface noncontact processing system of aforementioned present invention, which is characterized in that the light heat source processing dress
It sets and punching and polishing treatment is carried out to the 3D bend glass for being bent cooling sizing.
A kind of glass board material 3D curved surface noncontact processing method, which is characterized in that its step includes:
(a) the non-contact cutting process of flat glass plate, by a radiant heat source cutter device to glass plate to be processed
Material carries out cutting process with non-contacting radiant heat source, edge and lead angle cutting including glass board material to be processed, to be formed
One flat glass plate；
(b) flat glass plate the pre-heat treatment, by the flat glass plate after step (a) cutting process with the radiant heat
Source cutter device carries out the pre-heat treatment, even if the flat glass plate surface is uniformly heated to the glass than the flat glass plate
Transition temperature (Glass Transition Temperature, abbreviation Tg) slightly lower 30 DEG C~80 DEG C or so temperature；
(c) it takes out flat glass plate to fixed fixture to place, will be carried out through step (b) by the radiant heat source cutter device
Flat glass plate after the pre-heat treatment, grabs by a moveable feeding device and mobile place to an inside is equipped with a temperature
It places on the fixed fixture top for spending adjustment mechanism；
(d) local heating on four peripheries is carried out to the flat glass plate, i.e., by a removable and temperature control function
Light heat source processing unit (plant), be moved to above the fixed fixture of step (c), and the plane glass above fixed fixture is placed in this
Upper and lower, four peripheries of the left and right predetermined heat position of glass plate material are heated with non-contacting light heat source, the flat glass plate
Material need to first be gradually heated to be lower than softening point temperature (Glass Softening Point Temperature) about Celsius 30~80
DEG C or so, then bending part will be needed to be locally heated to 600~900 DEG C Celsius of softening point temperature (can be because of the flat glass plate
Material is different and different), soften four peripheral parts of the flat glass plate and sagging along the fixed part curved edge；
(e) glass board material bending cooling sizing, controls by the temperature adjusting mechanism inside the fixed fixture of the step (c)
The fixed fixture top is placed in fixed fixture surface and step (d), and the curved glass board material of local heating cools down, makes
Glass board material cooling bend fixing forms a 3D bend glass；And
(f) punching of 3D bend glass and polishing treatment, are completed four for the step (e) by the feeding device of step (c)
The 3D bend glass of peripheral part bending cooling sizing, takes out, and added again by the light heat source of step (d) from the fixed fixture top
Tooling, which is set, carries out contactless punching and polishing treatment to the 3D bend glass.
Further, the glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the step
(a) radiant heat source cutter device is made of an infrared ray cutter.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the radiation of the step (a)
Heat source cutter device is made of a laser cutter.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the feeding of the step (b)
Device lower end is equipped with an at least sucker, for grabbing or placing the flat glass plate.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the fixation of the step (c)
The temperature adjusting mechanism of jig includes at least one concealed heating wire, at least a pipeline type heat exchanger and the control of an at least temperature
Unit, the concealed heating wire, pipeline type heat exchanger link the temperature control unit respectively, by the temperature control unit control
It makes and the function of the fixed fixture surface temperature control is provided.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the fixation of the step (c)
It is equipped with a vertical concussion below jig and accelerates assistor, to provide the fixed fixture vertical ascent, decline high-speed motion, keeps this flat
Four peripheral parts of surface glass plate accelerate the sagging sizing of bending after by thermal softening.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the photo-thermal of the step (d)
Source processing unit (plant) is made of an infrared heater.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the photo-thermal of the step (d)
Source processing unit (plant) is made of a laser heater.
The glass board material 3D curved surface noncontact processing method of aforementioned present invention, which is characterized in that the photo-thermal of the step (d)
Source processing unit (plant) is equipped with a Temperature Distribution sensor, which is made of an infrared heat image instrument.
Glass board material 3D curved surface noncontact processing system and method effect of the invention, is by the radiant heat source
Contactless radiant heat source cutter device gives carrying out edge cutting, lead angle cutting processing to glass board material, can make the plane
Glass board material is cut, lead angle neat in edge is without flash, and, it is ensured that the size after flat glass plate processing is accurate, will not
There is the problem of size of existing or preceding case contact processing different error, also, the flat glass plate to be processed can
It is placed via the fixed fixture for the non-concave-convex pressing mold for being internally provided with temperature adjusting mechanism, then there is Temperature Distribution by this
The light heat source processing unit (plant) of sensor, light heat source heating and Temperature Distribution sensing feedback (FEED BACK) in a non contact fashion
Loop circuit (CLOSE LOOP) control mode, to upper and lower, four peripheries of the left and right predetermined heat portion of the flat glass plate
Position carry out temperature-controlled distribution heating, make four peripheral part uniformly softenings of the flat glass plate and along the fixed part
The sagging sizing of curved edge, and by the temperature adjusting mechanism inside the fixed fixture control the fixed part surface temperature and this
The glass board material greenhouse cooling of bend fixing, to allow glass board material bending cooling sizing to form a 3D bend glass, processing procedure letter
It is prompt, yield is high and at low cost, also, need not more mold exchange, present in the above-mentioned prior art that can prevent completely and patent case
Yield is poor, it is subsequent to glass board material surface rubbing down finishing processing, glass board material size generation error, the short need of die life to need
Often replacement, the process of processing procedure and the tediously long complexity of structural establishment make glass board material finished product discharging interval time length and overall process at
This is higher, is not inconsistent industry using the problems such as economic benefit and disadvantage, moreover below fixed fixture of the invention simultaneously
Settable one vertical concussion accelerates assistor, to provide the fixed fixture to be greater than a g (acceleration of gravity 9.8m/s2)
Upper and lower high speed vibration makes four peripheral parts of the flat glass plate accelerate the sagging sizing of bending after by thermal softening, so that this
Invention can largely be handled with batch the flat glass plate brake forming be the 3D bend glass and subsequent punching, polishing treatment,
And shorten working hour and promote product yield, capacity efficiency, every sheet glass plate bends to product discharge room every can be reduced to 30 seconds
Within, and plurality of workpieces can be handled simultaneously, above-mentioned existing conventional graphite mold hot bending engineering method several times or more can be improved in production capacity,
Value of industrial utilization and economic benefit of the invention can be substantially improved, in addition to this, glass board material of the invention no matter in cutting,
Lead angle, local heating brake forming be 3D bend glass and it is subsequent punching, polishing treatment process in, be not required to as before patent
Processing apparatus shown in case or push rod contact force pressing, can wear during bending machining to avoid the glass board material surface
Or rupture, it more can further improve the present invention in the reliability and product yield of 3D bend glass processing.
The invention has the advantages that improving existing contact glass board material cutting, lead angle, rubbing down, bending machining processing procedure
And technology, that there are yields is poor, need it is subsequent to glass board material surface rubbing down finishing processing, glass board material size generate error,
Die life is short often to be replaced, the process of processing procedure and structural establishment tediously long complicated working hour, process, make glass board material
Finished product discharging interval time length and overall process high expensive are not inconsistent the problem of industry utilizes economic benefit and disadvantage.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is existing glass board material with graphite jig heating, press bent operation chart；
Fig. 2 is that the radiant heat source cutter device of glass board material 3D curved surface noncontact processing system of the invention gives to glass
The schematic diagram of plate progress cutting process；
Fig. 3 is that the radiant heat source cutter device of glass board material 3D curved surface noncontact processing system of the invention gives to glass
The schematic diagram of plate progress lead angle cutting process；
Fig. 4 is that the radiant heat source cutter device of glass board material 3D curved surface noncontact processing system of the invention gives to glass
Another implementation example figure of plate progress lead angle cutting process；
Fig. 5 is that the radiant heat source cutter device of glass board material 3D curved surface noncontact processing system of the invention gives to glass
The schematic diagram of plate surface progress the pre-heat treatment；
Fig. 6 is side view diagram, is that the feeding device of glass board material 3D curved surface noncontact processing system of the invention will be to be added
Work flat glass plate takes, puts in the state of fixed fixture top fixed part；
Fig. 7 is side view diagram, is the light heat source processing unit (plant) of glass board material 3D curved surface noncontact processing system of the invention
It is moved to the state of the flat glass plate local heating bending operation of fixed fixture top fixed part；
Fig. 8 is side view diagram, is the flat glass plate office of glass board material 3D curved surface noncontact processing system of the invention
The state that portion heats and softens, cooling bend fixing is 3D bend glass；
Fig. 9 is the side view for being analogous to Fig. 8, but is shown in setting one below the fixed fixture and vertically shakes and accelerate auxiliary
Device is the embodiment of 3D bend glass to accelerate flat glass plate local heating softening bend fixing；
Figure 10 is that the vertical concussion below the fixed fixture in Fig. 9 accelerates assistor to assist rising fixed fixture upwards to add
Fast flat glass plate local heating softening bend fixing is the schematic diagram of 3D bend glass；
Figure 11 is the light heat source processing unit (plant) of glass board material 3D curved surface noncontact processing system of the invention to the 3D curved surface
The schematic diagram that glass is punched and polished；
Figure 12 is the 3D bend glass of glass board material 3D curved surface noncontact processing system of the invention finally completed the process
Three-dimensional appearance structure chart；
Figure 13 is the flow chart of glass board material 3D curved surface noncontact processing method of the invention.
Figure label explanation:
Specific embodiment
Referring initially to shown in Fig. 2 and Fig. 3, glass board material 3D curved surface noncontact processing system 100 of the invention includes extremely
A few moveable radiant heat source cutter device 10 is provided with generating radiant heat source, contactless to carry out to a glass board material 200
Edge cut (as shown in Figure 2) and lead angle 210 (as shown in Figure 3) cutting processing, to form a flat glass plate 300, this
The pattern of radiant heat source cutter device 10 is unlimited, can be infrared ray cutter or laser cutter is constituted, also, the radiation
The mobile platform of heat source cutter device 10 is unlimited, can be CNC three axis machining platform or Multi-axis Machining platform is constituted, above-mentioned to lead
The cutting processing tupe at angle 210, not to be limited shown in Fig. 3.
Please cooperate shown in Fig. 4 again, is cut for the radiant heat source of glass board material 3D curved surface noncontact processing system 100 of the invention
Cut another embodiment that device 10 makees the processing of lead angle cutting processing to the glass board material 200, wherein show that the radiant heat source is cut
Device 10 carries out the processing of 210 ' cutting processing of arc lead angle for the perimeter height position 220 of the glass board material 200, makes the plane
The periphery of glass board material 300 can make the arc lead angle 210 ' processing.
Please cooperate shown in Fig. 5 again, it is above-mentioned to complete edge cutting and lead angle 210, the cutting of arc lead angle 210 ' through Fig. 2~Fig. 4
The flat glass plate 300 of processing, then 300 surface of flat glass plate is carried out in advance via the radiant heat source cutter device 10
Heat treatment, is uniformly heated to 300 surface of flat glass plate more slightly lower than the glass transition temperature of the flat glass plate 300
30 DEG C~80 DEG C or so of temperature.
Please cooperate shown in Fig. 6, Fig. 7 and Fig. 8 again, at least one moveable feeding device 20, lower end is equipped with an at least sucker
21, the flat glass plate 300 of preheated processing shown in above-mentioned Fig. 5 or bend fixing is drawn or placed for mobile
3D bend glass 400 (as shown in Fig. 6, Fig. 8), the pattern of the feeding device 20 is unlimited, enumerates in the present invention mobile with one
For formula sucker dispenser is constituted.An at least fixed fixture 30, material is unlimited, can be refractory metal or the non-gold of high temperature resistant
Belong to material to constitute, such as: the series materials such as diatomite or tungsten carbide, silicon carbide, silicon nitride, boron nitride and ceramics, the fixation are controlled
30 top of tool and inside are respectively equipped with a fixed part 31 and a temperature adjusting mechanism 32, which can be by this
The movement of feeding device 20 is drawn and is placed on the fixed part 31 on 30 top of fixed fixture (as shown in Figure 6), and the fixation is controlled
The fixed part 31 of tool 30 is upper and lower, four periphery edges of left and right are respectively formed a sizing cambered surface 311, the temperature adjusting mechanism 32
It can control 31 surface of fixed part and the temperature of the flat glass plate 300 of the fixed fixture 30, the temperature adjusting mechanism 32
Pattern is unlimited, be in the present invention enumerate comprising at least one concealed heating wire 321, an at least pipeline type heat exchanger 322 and
An at least temperature control unit 323, it is single that the concealed heating wire 321, pipeline type heat exchanger 322 link temperature control respectively
Member 323, and inside the pipeline type heat exchanger 322 and fill with fluid or gas, heat exchange cooling is provided and is used, this is concealed
Heating wire 321, pipeline type heat exchanger 322 are simultaneously controlled by the temperature control unit 323, and provide the 30 surface temperature of fixed fixture
Spend the function of control.
At least one moves and has temperature controlled light heat source processing unit (plant) 40, and pattern is unlimited, can be infrared heating
Device or laser heater are constituted, also, the light heat source processing unit (plant) 40 is equipped with a Temperature Distribution sensor 41, the Temperature Distribution
The pattern of sensor is unlimited, is enumerated for infrared heat image instrument composition in the present invention, the light heat source processing unit (plant) 40
Then it is moved to 31 top of fixed part of four upper and lower, left and right peripheries to(for) the flat glass plate 300 of the fixed fixture 30
Predetermined heat position 310 carries out contactless light heat source heating (as shown in Figure 7), which needs first gradually to add
Heat, which arrives, is lower than 30 DEG C~80 DEG C or so about Celsius of softening point temperature, then bending part will be needed to be locally heated to softening point temperature 600
~900 DEG C, this softening point temperature is not limited with this 600~900 DEG C, can be due to the material of the flat glass plate 300 difference
It is different, also, the Temperature Distribution sensor 41 is used to sense the upper and lower of the flat glass plate 300, four peripheries of left and right make a reservation for
The temperature distribution state at position 310 is heated, and the light heat source processing unit (plant) 40 output light heat source energy is controlled with feedback and loop circuit
Amount and temperature so that four peripheral parts of the flat glass plate 300 heat and soften and it is upper and lower along the fixed part 31, left and
The sizing cambered surface 311 of right four periphery edges be bent it is sagging, and by the control of temperature adjusting mechanism 32 fixed fixture 30 inside
300 ' the greenhouse cooling of glass board material (as shown in Figure 8) of 31 surface temperature of fixed part and the bend fixing is made, to allow the glass
Glass plate material 300 ' is bent cooling down and is formed for forming a 3D bend glass 400, and for another example in Fig. 6 and Fig. 8 shown in dotted portion,
31 top of fixed part of the fixed fixture 30 is moved to by the feeding device 20, by the molding 3D bend glass 400 that cooled down
From the fixed part 31 take out, the mobile platform of above-mentioned light heat source processing unit (plant) 40 is unlimited, can be CNC three axis machining platform or
Multi-axis Machining platform is constituted.
Please cooperate again shown in Fig. 9 and Figure 10, is the fixation of glass board material 3D curved surface noncontact processing system 100 of the invention
The embodiment for accelerating assistor 50 is vertically shaken in setting one below jig 30, wherein the vertical concussion accelerates the type of assistor 50
Formula is unlimited, is enumerated so that a high frequency oscillation piezoelectric vibration machine is constituted as an example in the present invention, when the light heat source processing unit (plant) 40 moves
It moves predetermined for four the upper and lower of the flat glass plate 300, left and right peripheries to 31 top of fixed part of the fixed fixture 30
Heating position 310 carries out contactless light heat source heating, so that four peripheral parts of the flat glass plate 300 are evenly heated
Softening and when along the fixed part 31, upper and lower, four periphery edges of left and right sizing cambered surface 311 is bent sagging, it is vertical by this
Accelerator 50 upwards movement rise this with determine jig 30 and offer high-frequency high-speed shake upper and lower auxiliary lifting (such as Figure 10 institute
Show), to accelerate four peripheral parts of the flat glass plate 300 to soften along the fixed part 31 upper and lower, four week of left and right
The sizing cambered surface 311 at side edge is bent the time of sagging sizing, and can substantially shorten four peripheries of the flat glass plate 300
Portion is located at the sagging time for being shaped to the glass board material 300 ' of the bending on the fixed part 31 of the fixed fixture 30.
It is the 3D of glass board material 3D curved surface noncontact processing system 100 of the invention referring again to shown in Figure 11 and Figure 12
The punching of bend glass 400 and polishing treatment, i.e., be placed on the fixed part of the fixed fixture 30 by feeding device 20 as shown in Figure 8
The 3D bend glass 400 that hot bending shape is completed on 31 takes out the fixed part 31 for being detached from the fixed fixture 30, and again with the light
The processing that heat source processing unit (plant) 40 is punched and polished to 400 surface of 3D bend glass, i.e., in 400 table of 3D bend glass
And processing and the 3D are set in the several holes 410,420 of default location progress and 430 light heat sources chisel with the light heat source processing unit (plant) 40
The light heat source polishing operation (as shown in dotted portion in Figure 11) on 400 surface of bend glass, ultimately forms 3D as shown in figure 12
400 finished product of bend glass, above-mentioned hole 410,420 and 430 opens up position and shape size, not shown in Figure 11 and Figure 12
It is limited, it is other as flat for the present invention is enumerated such as the puncturing patterns and punch position of smartphone face glass panel
Plate calculates mechanical, electrical instrument face plate, display glass panel and automobile instrument panel product and can also be beaten according to aforesaid way
Hole and polishing treatment.
It please refers to shown in Figure 13, is the flow chart of glass board material 3D curved surface noncontact processing method of the invention, feature
It is, step includes step 500~550, in which:
(500) the non-contact cutting process of flat glass plate, by the radiant heat source cutter device 10 to glass to be processed
Glass plate material 200 carries out edge cutting and 210 cutting process of lead angle with non-contacting radiant heat source, to form a flat glass plate
Material 300；
(510) flat glass plate the pre-heat treatment, by the flat glass plate 300 after step (500) cutting process with
The radiant heat source cutter device 10 carries out the pre-heat treatment, even if 300 surface of flat glass plate is uniformly heated to than the plane
Slightly lower 30~80 DEG C Celsius of the glass transition temperature of glass board material 300 or so of temperature；
(520) it takes out flat glass plate to fixed fixture to place, by step (510) through the radiant heat source cutter device 10
Flat glass plate 300 after carrying out the pre-heat treatment grabs by the moveable feeding device 20 and movement is placed in one
It places on 30 top of fixed fixture that portion is equipped with a temperature adjusting mechanism 32；
(530) local heating on four peripheries is carried out to the flat glass plate, i.e., by a removable and temperature control function
The light heat source processing unit (plant) 40 of energy, is moved to 30 top of fixed fixture of step (520), and is placed in fixed fixture 30 to this
The upper and lower of flat glass plate 300 of side, four peripheries of left and right predetermined heat position 310 are carried out with non-contacting light heat source
Heating, the flat glass plate 300 need to be first gradually heated to lower than 30 DEG C~80 DEG C or so about Celsius of softening point temperature, then need to
Bending part is locally heated to 600~900 DEG C Celsius of softening point temperature, makes four peripheral parts of the flat glass plate 300
Softening and it is sagging along 30 curved edge of fixed part；
(540) glass board material bending cooling sizing adjusts machine by the temperature inside the fixed fixture 30 of the step (520)
Being placed in 30 top fixed part 31 of fixed fixture in control 30 surface of fixed fixture of structure 32 and step (530), local heating is curved
Glass board material 300 ' cools down, and the glass board material 300 ' cooling bend fixing is made to form a 3D bend glass 400 (such as Figure 11 institute
Show)；And
(550) 3D bend glass punching and polishing treatment, by the feeding device 20 of step (520) by the step (540)
The 3D bend glass 400 for completing four peripheral part bending cooling sizings, takes out from 30 top of fixed fixture, and again by step
(530) light heat source processing unit (plant) 40 carries out contactless punching and polishing treatment to the 3D bend glass 400.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, it is all
It is any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the invention, still falls within
In the range of technical solution of the present invention.
Claims (13)
1. a kind of glass board material 3D curved surface noncontact processing system characterized by comprising
At least one moveable radiant heat source cutter device is provided with generating radiant heat source, non-contact to carry out to a glass board material
Cutting processing, to form a flat glass plate, the radiant heat source cutter device and again to the flat glass plate surface into
Row preheating heat treatment；
At least one moveable feeding device carries out cutting processing and preheating through the radiant heat source cutter device for grabbing and moving
Flat glass plate after heat treatment；
An at least fixed fixture, fixed fixture top and inside are respectively equipped with a fixed part and a temperature adjusting mechanism, by this
Flat glass plate after this via radiation heat source cutter device progress cutting processing is placed in the fixed fixture by feeding device
On fixed part, which can control this to determine the fixed part surface of jig and the temperature of the flat glass plate together；With
And
At least one removable and temperature control light heat source processing unit (plant), the light heat source processing unit (plant) are equipped with a Temperature Distribution sensor,
And the light heat source processing unit (plant) is moved to upper and lower, four week of left and right above the fixed fixture for the flat glass plate
Side predetermined heat position carries out contactless light heat source heating, and senses the flat glass plate by the Temperature Distribution sensor
The Temperature Distribution at predetermined heat position makes the flat glass plate to control the light heat source energy of light heat source processing unit (plant) output
Four peripheral parts of material are by thermal softening and along the sagging sizing of fixed part curved edge, and by the temperature inside the fixed fixture
Degree adjustment mechanism controls the glass board material greenhouse cooling of the fixed part surface temperature and the bend fixing, to allow the glass board material
Bending cooling sizing forms a 3D bend glass.
2. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the radiant heat source
Cutter device is made of a laser cutter.
3. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the fixed fixture
It is made of nonmetallic materials resistant to high temperature.
4. glass board material 3D curved surface noncontact processing system according to claim 3, which is characterized in that described resistant to high temperature
Nonmetallic materials are constituted by ceramic series material.
5. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the fixed fixture
Internal temperature adjusting mechanism includes at least one concealed heating wire, at least a pipeline type heat exchanger and the control of an at least temperature
Unit, the concealed heating wire, pipeline type heat exchanger link the temperature control unit respectively, by the temperature control unit control
It makes and the function of the fixed fixture surface temperature control is provided.
6. glass board material 3D curved surface noncontact processing system according to claim 5, which is characterized in that the fixed fixture
The pipeline type internal heat exchanger filling of internal temperature adjusting mechanism is with fluid, so that heat exchange cooling is used.
7. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the fixed fixture
Lower section is equipped with a vertical concussion and accelerates assistor, is accelerated with providing the upward vertical ascent of the fixed fixture, makes the plane glass
Four peripheral parts of glass plate material accelerate the sagging sizing of bending after by thermal softening.
8. glass board material 3D curved surface noncontact processing system according to claim 7, which is characterized in that the fixed fixture
The vertical concussion of lower section accelerates assistor to be made of a high frequency oscillation piezoelectric vibration machine.
9. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the light heat source adds
Tooling is set to an infrared heater and is constituted.
10. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the light heat source
Processing unit (plant) is made of a laser heater.
11. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the light heat source
The Temperature Distribution sensor of processing unit (plant) is made of an infrared heat image instrument.
12. glass board material 3D curved surface noncontact processing system according to claim 1, which is characterized in that the light heat source
Processing unit (plant) carries out punching and polishing treatment to the 3D bend glass for being bent cooling sizing.
13. a kind of glass board material 3D curved surface noncontact processing method, which is characterized in that step includes:
(a) the non-contact cutting process of flat glass plate, by a radiant heat source cutter device to glass board material to be processed, with
Non-contacting radiant heat source carries out cutting process, edge and lead angle cutting including glass board material to be processed, flat to form one
Surface glass plate；
(b) flat glass plate the pre-heat treatment cuts the flat glass plate after step (a) cutting process with the radiant heat source
It cuts device and carries out the pre-heat treatment, the flat glass plate surface is made to be uniformly heated to the glass transfer temperature than the flat glass plate
Spend (Glass Transition Temperature) slightly lower 30 DEG C~80 DEG C or so temperature；
(c) it takes out flat glass plate to fixed fixture to place, will be preheated through step (b) by the radiant heat source cutter device
Treated flat glass plate, grabs by a moveable feeding device and mobile place to an inside is equipped with a temperature tune
It places on the fixed fixture top of complete machine structure；
(d) local heating on four peripheries is carried out to the flat glass plate, i.e., by removable and temperature control function a light
Heat source processing unit (plant) is moved to above the fixed fixture of step (c), and is placed in the flat glass plate above fixed fixture to this
Upper and lower, four peripheries of the left and right predetermined heat position of material are heated with non-contacting light heat source, which needs
It is first gradually heated to lower than the about 30 DEG C~80 DEG C of left sides softening point temperature (Glass Softening Point Temperature)
The right side, then bending part will be needed to be locally heated to 600~900 DEG C Celsius of softening point temperature, make four week of the flat glass plate
Edge position softening and it is sagging along the fixed part curved edge；
(e) glass board material bending cooling sizing, controls by the temperature adjusting mechanism inside the fixed fixture of the step (c) and fixes
The fixed fixture top is placed in jig surface and step (d), and the curved glass board material of local heating cools down, makes the glass
Glass plate material cooling bend fixing forms a 3D bend glass；And
(f) punching of 3D bend glass and polishing treatment, are completed four peripheries for the step (e) by the feeding device of step (c)
The 3D bend glass of position bending cooling sizing, takes out, and process dress by the light heat source of step (d) again from the fixed fixture top
It sets and carries out contactless punching and polishing treatment to the 3D bend glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710975600.3A CN109678332A (en) | 2017-10-19 | 2017-10-19 | Glass board material 3D curved surface noncontact processing system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710975600.3A CN109678332A (en) | 2017-10-19 | 2017-10-19 | Glass board material 3D curved surface noncontact processing system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136434A (en) * | 2019-11-06 | 2020-05-12 | 苏州朗威电子机械股份有限公司 | Method for folding processing plate of server cabinet |
| CN113562963A (en) * | 2020-04-28 | 2021-10-29 | 北京小米移动软件有限公司 | Four-curved-surface glass cover plate processing method and four-curved-surface glass cover plate processing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3476540A (en) * | 1966-08-22 | 1969-11-04 | Libbey Owens Ford Co | Method of bending glass sheets |
| CN103732548A (en) * | 2011-05-27 | 2014-04-16 | 康宁股份有限公司 | Glass molding system and related apparatus and method |
| CN104428262A (en) * | 2011-11-23 | 2015-03-18 | 康宁股份有限公司 | Method and system for making glass articles |
| CN105314826A (en) * | 2014-07-31 | 2016-02-10 | 肖特股份有限公司 | Shaped glass article produced without using mold, method and use of same |
| KR20170000467A (en) * | 2015-06-23 | 2017-01-03 | 주식회사 필옵틱스 | Apparatus for thermoforming glass and method for thermoforming the same |
| US20170113959A1 (en) * | 2013-02-20 | 2017-04-27 | Corning Incorporated | Method and system for forming shaped glass articles |
-
2017
- 2017-10-19 CN CN201710975600.3A patent/CN109678332A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3476540A (en) * | 1966-08-22 | 1969-11-04 | Libbey Owens Ford Co | Method of bending glass sheets |
| CN103732548A (en) * | 2011-05-27 | 2014-04-16 | 康宁股份有限公司 | Glass molding system and related apparatus and method |
| CN104428262A (en) * | 2011-11-23 | 2015-03-18 | 康宁股份有限公司 | Method and system for making glass articles |
| US20170113959A1 (en) * | 2013-02-20 | 2017-04-27 | Corning Incorporated | Method and system for forming shaped glass articles |
| CN105314826A (en) * | 2014-07-31 | 2016-02-10 | 肖特股份有限公司 | Shaped glass article produced without using mold, method and use of same |
| KR20170000467A (en) * | 2015-06-23 | 2017-01-03 | 주식회사 필옵틱스 | Apparatus for thermoforming glass and method for thermoforming the same |
Non-Patent Citations (1)
| Title |
|---|
| 巩水利: "《先进激光加工技术》", 30 November 2016, 航空工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111136434A (en) * | 2019-11-06 | 2020-05-12 | 苏州朗威电子机械股份有限公司 | Method for folding processing plate of server cabinet |
| CN113562963A (en) * | 2020-04-28 | 2021-10-29 | 北京小米移动软件有限公司 | Four-curved-surface glass cover plate processing method and four-curved-surface glass cover plate processing device |
| CN113562963B (en) * | 2020-04-28 | 2023-04-28 | 北京小米移动软件有限公司 | Four-curved-surface glass cover plate processing method and four-curved-surface glass cover plate processing device |
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