CN104341097A - Groove type glass processing apparatus and method - Google Patents
Groove type glass processing apparatus and method Download PDFInfo
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- CN104341097A CN104341097A CN201310317593.XA CN201310317593A CN104341097A CN 104341097 A CN104341097 A CN 104341097A CN 201310317593 A CN201310317593 A CN 201310317593A CN 104341097 A CN104341097 A CN 104341097A
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- glass
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The present invention provides a groove type glass processing apparatus, which comprises: a numerical control machine, wherein the numerical control machine comprises a horizontal main shaft, the horizontal main shaft is vertically connected with a horizontal support shaft, the horizontal support shaft is slidably connected with a bracket, and the bracket is connected with the numerical control machine; and a groove body processing grinding wheel, wherein the shape of the groove body processing grinding wheel is the wheel spoke shape, the groove body processing grinding wheel is fixed on the horizontal main shaft, the outer circumferential surface of the groove body processing grinding wheel and the plated silicon carbide on the side surface connected with the outer circumferential surface are provided with cutting edges, the width of the cutting edge is 0.05-0.15 mm less than the width of the glass groove to be processed, and the height of the cutting edge is 0.2-2.0 mm more than the depth of the glass groove to be processed. The present invention further provides a groove type glass processing method.
Description
Technical field
The present invention relates to a kind of processing unit (plant) and method of channel glass.
Background technology
The feature that glass is wear-resisting with it, transmittance is high and texture is good is used to mobile phone glass panel or other device panels with liquid-crystal display or touch-screen more and more at large.Along with the variation of industrial designs, designer considers to increase vertical flanging (on the whole, being grooved) in longitudinal both sides of the single principal plane of original glass, to promote aesthetic feeling.Due to the trend of mobile phone thickness thinning, structural requirement thickness of glass is thin, and dimensional precision is high.
The processing of thin-walled glass is always a difficult point of industry, existing method is generally realized by the method for hot bending for two side edgefolds, but there is Railway Project in hot bending: one, general needs have larger curved radius between interarea and side, then can not realize when fillet radius is less than twice thickness of glass; Two is for small articles, and the angle requirement of side and interarea is greater than 90 °, can not be vertical; Three, adopt hot bending process, the more difficult control of height of two sides, dimensional precision not easily ensures, it is easily cracked that thin-walled itself bears cutting force, and as adopted post-treatment to meet dimensional requirement after bending, difficulty is large, and yield rate is very low.
Because processing method is not also well solved, current, the not yet volume production application of thin-walled channel glass.
Summary of the invention
For solving the technical problem of thin-walled channel glass volume production processing, the invention provides a kind of processing unit (plant) and method of channel glass.
The processing unit (plant) of a kind of channel glass provided by the invention, comprising: numerically-controlled machine, and described numerically-controlled machine comprises horizontal main axis, and described horizontal main axis is vertically connected with horizontal axis back shaft, and described horizontal axis back shaft is slidably connected support, described support linking number controlled machine; Cell body processing grinding wheel, the shape of described cell body processing grinding wheel is radial, described cell body processing grinding wheel is fixed on described horizontal main axis, gold-plated steel sand on the outer circumference surface of described cell body processing grinding wheel and the side that is connected with outer circumference surface is provided with cutting edge, cutting edge tread is less than glass groove width 0.05mm ~ 0.15mm to be processed, and cutting edge sword is tall and big in glass groove depth 0.2mm ~ 2.0mm to be processed.
The working method of a kind of channel glass provided by the invention, is characterized in that, comprising: step S10, by little sheet glass milling glass periphery on engraving machine, make it to meet appearance profile size, obtains little plain film glass; Step S20, the processing unit (plant) of foregoing channel glass is adopted to carry out the processing of glass cell body in little plain film glass, during cutting, grinding wheel cylindrical side face and little plain film glass surface are linear contact lay, programmed instruction makes the cell body processing grinding wheel of rotation move along the direction being parallel to glass surface and declines in short transverse interval to cut glass, and accumulation produces glass cell body.
The invention provides a kind of processing unit (plant) and method of channel glass, numerically-controlled machine is connected horizontal main axis by horizontal axis back shaft with support, then on horizontal main axis, cell body processing grinding wheel is fixed with, cell body processing grinding wheel is provided with cutting edge, ablation mainly through cutting edge carrys out processed glass cell body, many drawbacks that existing hot bending technology can be avoided to bring, glass lamellar body process the glass cell body that depth range is 0.5mm ~ 1mm, and can realize mass production.
Accompanying drawing explanation
Fig. 1 is the schematic cross-section of the little plain film glass of the embodiment of the present invention.
Fig. 2 is the channel glass schematic cross-section after embodiment of the present invention processing.
Fig. 3 is embodiment of the present invention cell body processing grinding wheel schematic cross-section.
Fig. 4 is embodiment of the present invention machining sketch chart.
Fig. 5 is the processing unit (plant) diagrammatic cross-section of embodiment of the present invention channel glass.
Fig. 6 is the processing unit (plant) schematic perspective view of embodiment of the present invention channel glass.
Embodiment
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, unless otherwise clearly defined and limited, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Below in conjunction with drawings and Examples, the present invention is described further.
As shown in Figures 1 to 6, the invention provides a kind of processing unit (plant) of channel glass, comprising:
Numerically-controlled machine, described numerically-controlled machine comprises horizontal main axis 100, and described horizontal main axis 100 is vertically connected with horizontal axis back shaft 101, and described horizontal axis back shaft 101 is slidably connected support 102, described support 102 linking number controlled machine;
Cell body processing grinding wheel 200, the shape of described cell body processing grinding wheel 200 is radial, described cell body processing grinding wheel 200 is fixed on described horizontal main axis 100, gold-plated steel sand on the outer circumference surface of described cell body processing grinding wheel 200 and the side that is connected with outer circumference surface is provided with cutting edge 210, the size of cutting edge 210 depends primarily on width and the degree of depth of glass cell body to be processed, cutting edge tread is less than glass groove width 0.05mm ~ 0.15mm to be processed, and cutting edge sword is tall and big in glass groove depth 0.2mm ~ 2.0mm to be processed.In embodiments of the present invention, cutting edge tread is the outer circumference surface width of cell body processing grinding wheel 200, and cutting edge sword height is the gold-plated steel sand height sum on silicon carbide thickness and the side that is connected with outer circumference surface.
The processing unit (plant) of a kind of channel glass that the embodiment of the present invention provides, numerically-controlled machine is connected horizontal main axis 100 by horizontal axis back shaft 101 with support 102, then on horizontal main axis 100, cell body processing grinding wheel 200 is fixed with, cell body processing grinding wheel 200 is provided with cutting edge 210, ablation mainly through cutting edge 210 carrys out processed glass cell body, many drawbacks that existing hot bending technology is brought can be avoided, glass lamellar body processes the glass cell body that depth range is 0.5mm ~ 1mm, and can mass production be realized.
Concrete, on described horizontal main axis 100, vertical direction is fixedly connected with horizontal axis back shaft 101, this vertical direction is defined as Z-direction, described support 102 is fixedly connected with numerically-controlled machine, and horizontal axis back shaft 101 can move in X direction relative to support 102, also can move up and down along Y-direction, wherein, X-direction is the length direction of processed product glass cell body, i.e. the direction of cell body processing grinding wheel 200 feed, and Y-direction is the depth direction of glass cell body.
Concrete, described cell body processing grinding wheel 200 shape is radial, and adopt centre hole fixed form, the periphery of outside wheel rim is outer circumference surface.More specifically, described cell body processing grinding wheel 200 is provided with pilot hole 220, described pilot hole 220 is for the location of cell body processing grinding wheel 200 on horizontal main axis 100, this pilot hole 220 is taper hole, and its accuracy requirement is high, and in Fig. 3, outward flange adds blackboard and is divided into cutting edge 210, be gold-plated steel sand position, for meeting the requirement of any surface finish in the embodiment of the present invention, select 1000 object powder emery granularities, mohs hardness 9.5; Cell body processing grinding wheel 200 matrix is modified medium carbon steel, does strict dynamicbalance test during manufacture before gold-plated emery, ensures when high speed rotating without significantly beating and vibrating.
For the glass material of Vickers' hardness more than 560, the hardness requirement of silicon carbide is mohs hardness 9 ~ 9.8, and powder emery granularity is different according to the roughness of glass groove face to be processed, selects powder emery size range to be 500 order ~ 1200 orders.Silicon carbide thickness range is 0.02mm ~ 0.03mm.The rotating speed of cell body processing grinding wheel 200 and speed of feed are subject to the control of parameter, and in embodiments of the present invention, the linear velocity of cell body processing grinding wheel 200 periphery is 15 m/s ~ 20m/s, feeding speed 0.3 m/min ~ 1.5m/min.
Concrete, the processing unit (plant) of described channel glass, comprising:
Clamping platform 300,
Glass positioning clamp tool 400, described glass positioning clamp tool 400 is fixed on clamping platform 300, and described glass positioning clamp tool is provided with the heavy chamber 410 for fixing glass, after the product of required processing inserts heavy chamber 410, is fixed by vacuum suck mode.
More specifically, glass positioning clamp tool material is polyoxymethylene (polyoxymethylene formal name used at school polyoxygenated methyne, English name Polyoxymethylene, be called for short POM), top is provided with the heavy chamber 410 meeting glass size, described heavy chamber 410 is 0.01mm ~ 0.02mm relative to the margin range of required converted products, and namely described heavy chamber 410 size is greater than the physical dimension scope of required converted products is 0.01mm ~ 0.02mm.The processing unit (plant) of described channel glass, comprising: vacuum apparatus 430, and described heavy chamber 410 connects vacuum apparatus 430 by vacuum duct 420, and heavy chamber 410 adopts vacuum suck, and vacuum suck value scope is 0.7MPa ~ 1.2MPa.After adopting vacuum suck method, its fixed form is simple and convenient, and does not have physical damnification to workpiece to be processed.
Present invention also offers a kind of working method of channel glass, comprising:
Step S10, by little sheet glass milling glass periphery on engraving machine, make it to meet appearance profile size, obtain little plain film glass 1, the little plain film glass 1 of the embodiment of the present invention is of a size of 120mm*60mm, and wall thickness is 0.5mm;
Step S20, the processing unit (plant) of foregoing channel glass is adopted to carry out the processing of glass cell body in little plain film glass 1, during cutting, grinding wheel cylindrical side face and little plain film glass 1 surface are linear contact lay, programmed instruction makes the cell body processing grinding wheel 200 of rotation move along the direction being parallel to glass surface and declines in short transverse interval to cut glass, and accumulation produces glass cell body.
The working method of a kind of channel glass that the embodiment of the present invention provides, numerically-controlled machine is connected horizontal main axis 100 by horizontal axis back shaft 101 with support 102, then on horizontal main axis 100, cell body processing grinding wheel 200 is fixed with, cell body processing grinding wheel 200 is provided with cutting edge 210, processed glass cell body is carried out mainly through cutting edge 210, many drawbacks that existing hot bending technology is brought can be avoided, very thin glass lamellar body processes glass cell body, and can mass production be realized.
Further, also cutting step is comprised before described step S10:
The glass raw material of large stretch of specification is cut off the little sheet glass into applicable product size.Concrete, use glass slice machine that the glass raw material of large stretch of specification is cut chip glass, the length and width of described little sheet glass leave suitable surplus, and described margin range is 0.3mm ~ 1.0mm.In embodiments of the present invention, adopt Asahi Glass dragon trace glass, its Young's modulus 74GPa, Vickers' hardness 595, the glass raw material of large stretch of specification is of a size of 2000mm*3000mm (this size is different according to supplier's specification), little sheet glass is of a size of the size that the last size of product adds margin range, and product is finally of a size of 120mm*60mm.
Described step S10 is further comprising the steps of: the outward flange fillet milling out little sheet glass, and the outward flange fillet radius scope of the little plain film glass 1 in the embodiment of the present invention is: 0.3mm ~ 0.5mm.
Further, while carrying out step S20, carry out step S30, add and use man-hour cutting fluid to cool, and utilize the pressurised fluid stream of cutting fluid to remove away the cullet end of processing generation, liquid flow path direction is contrary with direction of feed, more specifically, the flow quantity of described cutting fluid is 300ml/s ~ 500ml/s, and jet velocity is 1m/s ~ 2m/s.
As shown in Figures 4 to 6, cell body processing grinding wheel 200 is rotated counterclockwise, be rotated counterclockwise direction be diagram on A direction.Little plain film glass 1 is through the little sheet glass after front operation profile engraving, is fixed on glass positioning clamp tool 400, and absorption vacuum is set in 0.8MPa.Add man-hour Y direction and the width of product fix, X-direction (product width direction) and Z-direction (product depth direction) motion drive horizontal axis main shaft 100 to realize by horizontal axis back shaft 101 and support 102.The direction of feed of cell body processing grinding wheel 200 is B direction from right to left, often complete single solution for diverse problems cut after just cutter lifting backhaul from left to right, after backhaul, follow procedure instruction sets downward depth, to turn left from the right side again feed, successively complete cutting, cut when arriving predetermined depth and complete the processing of glass cell body, obtain the finished glass 2 with glass cell body, the glass cell body depth range of described finished glass 2 is 0.5mm ~ 1mm.Adopt special cutting fluid, liquid stream is with 1.2m/s from nozzle 3 at a high speed ejection, and cutting fluid has physics chemical action itself, and liquid stream also can cooling tank body processing grinding wheel 200, and the cullet produced when washing away cutting is last, and the flow quantity of nozzle 3 is set as 400ml/s.
The course of processing of whole glass cell body can be divided into roughing and precision work two sections of steps, and finishing step completes the processing of the last 0.2mm degree of depth, and amount is before completed by roughing step.The rotating speed of setting cell body processing grinding wheel is 2000rpm, and during roughing, x-axis feeding speed is 1m/min, the every cutter 0.08mm of depth of cut; During precision work, x-axis feeding speed is 0.6m/min, the every cutter 0.02mm of depth of cut.The cutting of cell body processing grinding wheel 200 pairs of channel glass is completed by outer circumference surface substantially, and the cutting of glass is stressed basic at thickness direction, and side is stressed very little, breaks so also do not produce when limit wall is thin.
The roughing of the channel glass in the embodiment of the present invention and precision work can be carried out continuously on same a machine tool.In batch machining, also can separate and carry out on different devices, emery wheel is also divided into thick essence two kinds of size specification, and suitably adjusts feed parameter.
Adopt the present invention program, can complete the processing of thin-walled channel glass, working accuracy reaches 0.05mm, and meet interarea and lateral vertical, requirement that outer turnover fillet is little, glass wall thickness to be processed can be 0.5mm.Presently, other processing methodes are difficult to the cell body processing realizing thin-walled glass.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. a processing unit (plant) for channel glass, is characterized in that, comprising:
Numerically-controlled machine, described numerically-controlled machine comprises horizontal main axis (100), described horizontal main axis (100) is vertically connected with horizontal axis back shaft (101), described horizontal axis back shaft (101) is slidably connected support (102), described support (102) linking number controlled machine;
Cell body processing grinding wheel (200), the shape of described cell body processing grinding wheel (200) is radial, described cell body processing grinding wheel (200) is fixed on described horizontal main axis (100), gold-plated steel sand on the outer circumference surface of described cell body processing grinding wheel (200) and the side that is connected with outer circumference surface is provided with cutting edge (210), cutting edge tread is less than glass groove width 0.05mm ~ 0.15mm to be processed, and cutting edge sword is tall and big in glass groove depth 0.2mm ~ 2.0mm to be processed.
2. the processing unit (plant) of a kind of channel glass according to claim 1, it is characterized in that, the upper vertical direction of described horizontal main axis (100) is fixedly connected with horizontal axis back shaft (101), and described support (102) is fixedly connected with numerically-controlled machine.
3. the processing unit (plant) of a kind of channel glass according to claim 1, is characterized in that, described silicon carbide thickness range is 0.02mm ~ 0.03mm.
4. the processing unit (plant) of a kind of channel glass according to claim 1, is characterized in that, the hardness requirement of described silicon carbide is mohs hardness 9 ~ 9.8, and the size range of powder emery is 500 order ~ 1200 orders.
5. the processing unit (plant) of a kind of channel glass according to claim 1, is characterized in that, the linear velocity of cell body processing grinding wheel (200) periphery is 15 m/s ~ 20m/s, feeding speed 0.3 m/min ~ 1.5m/min.
6. the processing unit (plant) of a kind of channel glass according to claim 1, is characterized in that, the processing unit (plant) of described channel glass, comprising:
Clamping platform (300),
Glass positioning clamp tool (400), described glass positioning clamp tool (400) is fixed on clamping platform (300), described glass positioning clamp tool is provided with the heavy chamber (410) for fixing glass, after the required product processed inserts heavy chamber (410), fixed by vacuum suck mode.
7. the processing unit (plant) of a kind of channel glass according to claim 6, is characterized in that, described heavy chamber (410) connects vacuum apparatus (430) by vacuum duct (420).
8. the processing unit (plant) of a kind of channel glass according to claim 7, is characterized in that, the processing unit (plant) of described channel glass, comprising:
Vacuum apparatus (430), described heavy chamber (410) connects described vacuum apparatus (430) by vacuum duct (420), and vacuum suck value scope is 0.7MPa ~ 1.2MPa.
9. a working method for channel glass, is characterized in that, comprising:
Step S10, by little sheet glass milling glass periphery on engraving machine, make it to meet appearance profile size, obtain little plain film glass (1);
Step S20, the processing unit (plant) of the channel glass as described in claim 1-8 any one is adopted to carry out the processing of glass cell body little plain film glass (1), during cutting, grinding wheel cylindrical side face and little plain film glass (1) surface are linear contact lay, programmed instruction makes the cell body processing grinding wheel (200) of rotation move along the direction being parallel to glass surface and declines in short transverse interval to cut glass, and accumulation produces glass cell body.
10. the working method of a kind of channel glass according to claim 9, is characterized in that, also comprises cutting step before described step S10:
The glass raw material of large stretch of specification is cut off the little sheet glass into applicable product size.
The working method of 11. a kind of channel glass according to claim 9, it is characterized in that, described step S10 is further comprising the steps of: the outward flange fillet milling out little plain film glass (1).
The working method of 12. a kind of channel glass according to claim 11, is characterized in that, the outward flange fillet radius scope of little plain film glass (1) is: 0.3mm ~ 0.5mm.
The working method of 13. a kind of channel glass according to claim 9, it is characterized in that, while carrying out step S20, carry out step S30, add and use man-hour cutting fluid to cool, and utilizing the pressurised fluid stream of cutting fluid to remove away the cullet end of processing generation, liquid flow path direction is contrary with the direction of feed of cell body processing grinding wheel (200).
The working method of 14. a kind of channel glass according to claim 13, is characterized in that, the flow quantity of described cutting fluid is 300ml/s ~ 500ml/s, and jet velocity is 1m/s ~ 2m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317593.XA CN104341097A (en) | 2013-07-26 | 2013-07-26 | Groove type glass processing apparatus and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317593.XA CN104341097A (en) | 2013-07-26 | 2013-07-26 | Groove type glass processing apparatus and method |
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| CN104341097A true CN104341097A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310317593.XA Pending CN104341097A (en) | 2013-07-26 | 2013-07-26 | Groove type glass processing apparatus and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520685A (en) * | 2017-09-28 | 2017-12-29 | 广东欧珀移动通信有限公司 | glass shell processing method and glass shell |
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| JP2006055961A (en) * | 2004-08-23 | 2006-03-02 | Miyagi Prefecture | Method and apparatus for machining axially symmetric aspheric surface by surface grinding machine |
| CN201227766Y (en) * | 2008-06-04 | 2009-04-29 | 天津市机械研究所 | Grooving and polishing compounding machine |
| CN102205517A (en) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | Method for thinning glass |
| CN202539944U (en) * | 2012-03-14 | 2012-11-21 | 济南黑钻精密机床有限公司 | Gantry mobile numerically-controlled machine tool |
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2013
- 2013-07-26 CN CN201310317593.XA patent/CN104341097A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006055961A (en) * | 2004-08-23 | 2006-03-02 | Miyagi Prefecture | Method and apparatus for machining axially symmetric aspheric surface by surface grinding machine |
| CN201227766Y (en) * | 2008-06-04 | 2009-04-29 | 天津市机械研究所 | Grooving and polishing compounding machine |
| CN102205517A (en) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | Method for thinning glass |
| CN202539944U (en) * | 2012-03-14 | 2012-11-21 | 济南黑钻精密机床有限公司 | Gantry mobile numerically-controlled machine tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520685A (en) * | 2017-09-28 | 2017-12-29 | 广东欧珀移动通信有限公司 | glass shell processing method and glass shell |
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Application publication date: 20150211 |