CN104608258A - Method and apparatus for drilling through hard brittle plate - Google Patents
Method and apparatus for drilling through hard brittle plate Download PDFInfo
- Publication number
- CN104608258A CN104608258A CN201410592955.0A CN201410592955A CN104608258A CN 104608258 A CN104608258 A CN 104608258A CN 201410592955 A CN201410592955 A CN 201410592955A CN 104608258 A CN104608258 A CN 104608258A
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- CN
- China
- Prior art keywords
- hard brittle
- perforation
- brittle plate
- hole
- emery wheel
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/027—Scoring tool holders; Driving mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/16—Perforating by tool or tools of the drill type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
- B28D1/146—Tools therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/10—Glass-cutting tools, e.g. scoring tools
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention provides a method and apparatus for drilling through a hard brittle plate. The obtained technical solution is that a glass plate, especially a small and thin tempered glass plate, cannot be broken in a machining processor or there is no gap formed at the edge of a hole, thereby efficiently forming a through hole, and enabling two perforation grinding wheels arranged in the same axis oppositely to face the hard brittle plate between the two perforation grinding wheels and to enter at the same time or repeatedly and alternately. Two surfaces are provided with bottom holes, and the depths of the bottom holes are enabled to be increased at the same time or alternately, thereby forming the through hole. The device is provided with the two perforation grinding wheels, a rotation driving device, and a feeding device. The two perforation grinding wheels are supported by shafts on a pair of grinding wheel seats which respectively move in a reciprocating manner along the axis with the help of the feeding device, or are supported by shafts on a lifting platform which moves in a reciprocating manner along the axis, wherein the distance is gradually increased.
Description
Technical field
The present invention relates on glass plate and other hard brittle plate, wear through hole method and device, therefore particularly prevent the technology of hard brittle plate fracture in perforation procedure.
Background technology
Usually, when offering through hole on sheet material, adopt the punching machine possessing the perforating tool (drill bit or shaft-like emery wheel) carrying out rotating, the axle center of perforating tool is positioned the punch position of sheet material, perforating tool is rotated while enter towards sheet material, pass another face from a face of sheet material.
When sheet material is glass plate, adopt cylindric emery wheel (perforation emery wheel) as perforating tool.When offering through hole when adopting perforation emery wheel by said method, produce in the part of the plate surface and through hole edge of extracting side (side contrary with the side that instrument enters) of instrument the breach being called as breakage (tipping).If breach is little, then can remove breach by the chamfer machining at the through hole edge carried out after perforation.But, if when producing the large breach cannot removed by chamfer machining, then become processing defective.
As the method for extracting side generation breach prevented at perforation emery wheel, propose there is following such method.That is, two the perforation emery wheels making front end opposed across glass plate configuration on the same axis.Further, utilize a perforation emery wheel (leading emery wheel) from a side of glass plate offer arrive thickness of slab centre the degree of depth have bottom outlet (not through hole).Then, after leading emery wheel is retreated, another perforation emery wheel (rear row emery wheel) is entered from the opposing party of glass plate, and the bottom outlet that has offered with leading emery wheel is connected to form through hole.
Such as, in patent document 1, offer through hole as follows: adopt the first core drill on a face of sheet material, form the step of the first recess, wherein, described first core drill is provided with the tapering attenuated towards front end on the periphery of leading section; The step of through hole is worn from another face of sheet material with employing second core drill, wherein, described second core drill ground opposed with the first core drill is coaxially arranged, and the outside dimension of the second core drill is greater than the internal diameter of the first core drill and is less than the diameter of the edge part of the first recess in glass pane surface.
In addition, in patent document 2, to invade from the lower surface of glass plate along thickness direction making leading drill bit and after being formed with bottom outlet, leading drill bit is retreated, then, the rear row drill bit arranged coaxially with leading drill bit enters from the upper surface of glass plate, thus forms through hole on a glass.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2008-44178 publication
Patent document 2: Japanese Unexamined Patent Publication 2011-111370 publication
Along with popularizing of portable terminal device, in order to seek lightweight and the thin-walled property of portable terminal device, require the thin-walled property of the display floater being used for portable terminal device.Along with the requirement of this thin-walled property, have employed the base plate glass of tempered glass as display floater, need to carry out the processing of offering through hole on small-sized thin strengthening glass sheets.
Present inventor has attempted on thin strengthening glass sheets, offering through hole by means in the past as described above.But, after the face making perforation emery wheel from glass plate enters, there occurs such problem: when the front end of emery wheel of boring a hole has exceeded the thickness of slab center of glass plate, glass plate ruptures.The fracture of this glass plate is not produce breach at the edge extracting side of perforation emery wheel, but causes glass plate itself to rupture from hole to generation crack, both sides in perforation procedure.
Summary of the invention
Problem of the present invention is, obtains following technological means: when offering through hole on strengthening glass sheets, the problem of the glass plate fracture occurred in this process.That is, its problem is, obtains following technological means: it can not be made to rupture in the process to glass plate, particularly small-sized and thin strengthening glass sheets, and can not produce breach at the edge in hole, can offer through hole expeditiously.
The present invention is: make the hard brittle plate 3 across the easily fracture in perforation procedure such as strengthening glass sheets and front end be configured in two perforation emery wheels 1 (1a, 1b, 1c) on same axis a, 2 (2a, 2b, 2c) towards hard brittle plate 3 simultaneously or repeatedly alternately enter opposedly, that offers the disconnected degree of depth from two faces of hard brittle plate 3 has bottom outlet 31,32, by making these have the degree of depth of bottom outlet simultaneously or alternately increase, the bottom outlet 31,32 that has of these both sides is made to be connected to form through hole 33 thus.
The punching machine of hard brittle plate of the present invention possesses: a pair perforation emery wheel 1,2, and they are configured on same axis a in the mode that front end is opposed; Rotating driving device 8,9, it makes these perforation emery wheels 1,2 rotate around axis a; With feed arrangement 4,5 or the lowering or hoisting gear 16 being used for feeding, it makes these perforation emery wheels 1,2 retreat along axis a direction.A pair perforation emery wheel 1,2 is supported on a pair grinding wheel stand 6,7 separately moved back and forth along axis a direction by axle, or is supported on the lifting platform 18 moved back and forth along axis a direction by axle.According to the former structure, a pair feed arrangement 4,5 makes a pair grinding wheel stand 6,7 side by side enter to the other side side towards each other.According to the structure of the latter, the lowering or hoisting gear 16 being used for feeding makes lifting platform 18 repeatedly retreat while in turn increase moves back and forth distance.
According to said structure, a pair perforation emery wheel 1,2 towards the hard brittle plate 3 that is placed between them simultaneously or repeatedly alternately retreat, bore a hole when this enters front end of emery wheel 1,2 makes that two of hard brittle plate 3 faces have the hole depth of bottom outlet 31,32 simultaneously or alternately increase, finally make two to have bottom outlet 31,32 to be communicated with at the thickness center of hard brittle plate 3, hard brittle plate 3 wears through hole 33.
The action effect of invention
According to the present invention, offering bottom outlet 31,32 from two faces of hard brittle plate 3 by the roughly the same degree of depth, by making the bottom outlet that has of both sides be communicated with at the thickness center of hard brittle plate 3, thus forming through hole 33.Therefore, can think: have the equilibrium of the stress of the inside of glass plate of the peripheral region of bottom outlet 31,32 to be kept, the fracture in perforation procedure can be prevented.
The processing of through hole of the present invention is such processing: offer bottom outlet from the both sides of hard brittle plate, the hole depth of bottom outlet that has of both sides is increased, thus forms through hole.Therefore, there is such effect: the edge extracting the hole of side of the instrument that occurs in can not only be avoided to produce large breach, also can avoid rupturing having in bottom outlet process in the processing of the panel substrate of strengthening glass sheets, can stable perforation be carried out.
Further, do not need, in order to avoid producing large breach or fracture and slowing down the such countermeasure of process velocity, can prevent working (machining) efficiency from reducing.In addition, if make instrument side by side enter from the both sides on the surface of hard brittle plate and process, then side by side carry out from two faces of plate the processing having bottom outlet, therefore, it is possible to seek the shortening of process time, make the effect of the internal stress equilibrium acting on hard brittle plate in perforation procedure large, prevent the effect of glass plate fracture in perforation procedure large.
Accompanying drawing explanation
Fig. 1 is the side view of the major part of the first case that punching machine is shown.
(a) ~ (e) of Fig. 2 is the key diagram of the procedure of processing of the device illustrated in Fig. 1.
Fig. 3 is the figure of the example of the perforation emery wheel that hollow cylindrical is shown.
Fig. 4 is the figure of the example of the emery wheel that filled circles tubular and hollow cylindrical are shown.
Fig. 5 is the figure of the example that the emery wheel carrying out perforation and chamfering is shown.
Fig. 6 is the figure of the example that the elongated hole being formed at glass plate is shown.
Fig. 7 is the side view of the major part of the second case that punching machine is shown.
(a) ~ (d) of Fig. 8 is the key diagram of the first half of the procedure of processing of the device illustrated in Fig. 7.
(a) ~ (c) of Fig. 9 is the later half key diagram of the procedure of processing of the device illustrated in Fig. 7.
Label declaration
1 (1a, 1b, 1c) bores a hole emery wheel
2 (2a, 2b, 2c) bore a hole emery wheel
3 strengthening glass sheets
4,5 feeding motors
6,7 grinding wheel stands
8,9 grinding wheel drive mitors
16 lifting motors
18 lifting platforms
31,32 have bottom outlet
33 through holes
A vertical axes
Detailed description of the invention
Below, with reference to accompanying drawing, embodiments of the present invention are described.Fig. 1 is the side view of the major part that punching machine of the present invention is shown, is the figure that the grinding of periphery of the display glass plate carrying out portable terminal device and the major part of the device of perforation are shown.
Processed strengthening glass sheets 3 is adsorbed on workbench 11 by vacuum pressure, and described workbench 11 is arranged on the upper end by driving around the workpiece spindle of vertical axes a rotation.Not shown mechanical framework is provided with traverse feed platform 14, and described traverse feed platform 14 and the feed screw 13 being driven by traverse feed motor 12 and rotate screw togather and are determined shift position along the left and right directions (X-direction) in figure.Traverse feed platform 14 is provided with guiding piece 15 and the lifting motor 16 of vertical direction (Z-direction), and be provided with lifting platform 18, described lifting platform 18 directed 15 guide and be lifting motor 16 and drive the feed screw 17 rotated to screw togather to be elevated.
The upper portion of lifting platform 18 and lower portion are provided with grinding wheel stand 6,7.The guiding piece that grinding wheel stand 6,7 is arranged at the vertical direction of lifting platform 18 respectively guides, and be fed that motor 4,5 drives respectively and the not shown feed screw that rotates screws togather and be elevated individually.Upper and lower grinding wheel stand 6,7 is respectively arranged with grinding wheel drive mitor 8,9, and the front end of the armature spindle of this grinding wheel drive mitor becomes grinding wheel spindle, is provided with perforation emery wheel 1,2 in this front end.Upper and lower grinding wheel drive mitor 8,9 is arranged to this armature spindle and is positioned on the same axis a of vertical direction.
The controller that lifting motor 16, feeding motor 4,5 and grinding wheel drive mitor 8,9 are controlled except possess make lifting motor 16, feeding motor 4,5 separately positive and negative rotation rotate instruction unit except, also possess: synchro-feed unit, it makes feeding motor 4,5 along the approach axis synchronous rotary of emery wheel 1,2; Travel settings unit, it sets the interval s between the front end of the emery wheel 1,2 on the origin position of grinding wheel stand 6,7; With synchronous rotary command unit, it makes grinding wheel drive mitor 8,9 along equidirectional (direction of rotation of observing from the output shaft side of each motor is in the other direction) synchronous rotary.Interval s between the front end of perforation emery wheel 1,2 drives feeding motor 4,5 along the approach axis of perforation emery wheel 1,2 under the state of such as carrying out moment of torsion restriction, the rotating speed of the feeding motor 4,5 when being worked by torque limiter adds up to, thus as feeding motor rotating speed and be set in travel settings unit.
Traverse feed platform 14 is provided with the emery wheel of grinding, the emery wheel carrying out chamfer machining and the motor driving these emery wheels to rotate are carried out to the periphery of glass plate 3, but these emery wheels are not shown in accompanying drawing.
Except when except carrying out hole machined to glass plate 3, lifting platform 18 rises by means of lifting motor 16, and keeps out of the way the top position not occurring with glass plate 3 to disturb.When offering through hole on the glass sheets 3, traverse feed platform 14 is moved to after the position of the left in the Fig. 1 disturbed does not occur grinding wheel drive mitor 8,9 and glass plate 3, lifting platform 18 is declined to become and makes glass plate 3 be positioned at the position of the lucky centre of two emery wheels 1,2, then, by the movement of traverse feed platform 14 to the right direction in Fig. 1 and the rotation of workbench 11, as shown in Figure 1 the axis a of emery wheel is positioned the punch position of glass plate 3.
Then, under the state that lifting platform 18 is stopped, while utilize described synchronous rotary command unit to make upper and lower grinding wheel drive mitor 8,9 synchronous rotary, by the grinding wheel stand 7 of the grinding wheel stand 6 of top and below respectively simultaneously to below and top feeding, thus start perforation.
Bore a hole by the order shown in (a) in Fig. 2 ~ (e).That is, make to enter towards strengthening glass sheets 3 at the perforation emery wheel 1,2 opposed up and down of strengthening glass sheets 3, while utilizing upper and lower emery wheel 1,2 to carry out there is bottom outlet from the upper and lower surfaces of strengthening glass sheets 3, process ((b) of Fig. 2).The rotary speed of upper and lower emery wheel 1,2 is equal with admission velocity, but the moment of the upper and lower front end of emery wheel 1,2 and the surface contact of strengthening glass sheets 3 is without the need to being strictly simultaneously, also can if having time on depart from.Enter action by what continue upper and lower emery wheel 1,2, thus side by side processed bottom outlet 31,32 on two faces of strengthening glass sheets 3.
If the rotating speed being added up to by the rotating speed starting the upper and lower feeding motor 4,5 after boring a hole and obtain reaches the rotating speed being set in travel settings unit, then make the side in feeding motor 4,5 (being feeding motor 4 in the figure 2 example) reverse and make the opposing party continue rotate or make the rotation of feeding motor 4,5 stop simultaneously and by lifting motor 16, lifting platform 18 moved up or move down (moving up in the figure 2 example) (Fig. 2 (d)).By this action, the perforation emery wheel (being perforation emery wheel 2 in the figure 2 example) continuing the side entered makes the upper and lower bottom outlet 31,32 that has be connected to form through hole 33.Then, the perforation emery wheel (being perforation emery wheel 2 in the figure 2 example) of the side having made through by the reversion of feeding motor keeps out of the way (Fig. 2 (e)), completes the processing of a through hole 33.
After the completion of processing of the through hole of the quantity of instruction, traverse feed platform 14 is moved to after the position of disturbing does not occur grinding wheel drive mitor 8,9 and glass plate 3, make lifting platform 18 move up and terminate the procedure of processing of through hole.
Preferably, make the diameter of the perforation emery wheel of through side (be in the figure 2 example perforation emery wheel 2) a little (degree of processing grinding allowance) be greater than the diameter of other emery wheel (being perforation emery wheel 1 in the figure 2 example).If like this, then can prevent because the error of grinding wheel diameter of upper and lower perforation emery wheel 1,2 and the error in axle center cause producing streak etc. at the upper and lower connecting portion place of bottom outlet 31,32 that has.
Upper and lower perforation emery wheel 1,2 both can be solid emery wheel (not having the emery wheel of hollow hole), also can be the emery wheel (there is the emery wheel of hollow hole, Fig. 3) of hollow, a side also can be made to be solid and make the opposing party be the emery wheel of hollow.In addition, a side can also be made as shown in Figure 4 to be the emery wheel 1b of hollow and to make the opposing party be the solid emery wheel 2b of the leading section 21 possessed in the hollow hole of the emery wheel 1b being inserted into hollow.And, can also by adopting perforation emery wheel 1c, 2c of possessing conus portion 22 at base end side as shown in Figure 5, thus after offering through hole by above-mentioned step, making upper and lower emery wheel 1c, 2c separately enter, the edge of the through hole obtained utilizing conus portion 22 to bore a hole carries out chamfering.
And then, after through hole of boring a hole out, through perforation emery wheel (being perforation emery wheel 2 in the figure 2 example) is made to keep it to rotate under breakthrough status, and by the movement of traverse feed platform 14 and the rotation of workbench 11, thus the elongated hole 34 that can set out as shown in Figure 6 and diameter are greater than the through hole 35 of the various shapes of grinding wheel diameter.In this case, according to the perforation emery wheel possessing conus portion 22 at base end side as shown in Figure 5, then can form chamfered section 36 to the edge of the elongated hole 34 formed and large footpath through hole 35.
Fig. 7 is the figure of the major part of the second embodiment that punching machine of the present invention is shown.In the device of Fig. 7, do not arrange the grinding wheel stand 6,7 in the device of Fig. 1 and feeding motor 4,5 thereof, the grinding wheel drive mitor 8,9 being provided with upper and lower emery wheel 1,2 in the front end of armature spindle is directly installed on the upper and lower position of lifting platform 18.The interval s of upper and lower emery wheel 1,2 is fixing, and the lifting motor 16 of the second embodiment is also used as the feeding motor that emery wheel 1,2 is alternately retreated.Other structure is identical with the device of Fig. 1.
According to the device of this second embodiment, lifting platform 18 is moved back and forth repeatedly up and down, and increase it successively and move back and forth stroke, thus alternately bottom outlet is worn out on the surperficial both sides of strengthening glass sheets 3, and increase the hole depth having bottom outlet of these both sides successively, thus wear through hole on strengthening glass sheets 3.
(a) ~ (d) of Fig. 8 and (a) ~ (c) of Fig. 9 are the figure of the perforating action of the through hole of device in key diagram 7.In the same manner as the situation of the first embodiment, lifting platform 18 is dropped to do not occur with glass plate 3 position of disturbing, by the movement of traverse feed platform 14 and the rotation of workbench 11, make the axis a of emery wheel consistent with the punch position of glass plate 3 as shown in Figure 7.
Then, the degree of depth of bottom outlet that has of being bored a hole out by this emery wheel at stroke end place when upper and lower emery wheel 1,2 enters towards strengthening glass sheets 3 is the stroke of the degree of depth not running through strengthening glass sheets 3, and stroke during each reciprocating action by lifting platform 18, this degree of depth being deepened successively makes lifting platform 18 back and forth be elevated.Like this, as shown in (b), (c) of Fig. 8 and (a) of Fig. 9, perforated from both sides have the degree of depth of bottom outlet 31,32 to deepen successively, finally, utilize any one emery wheel to excise the upper and lower wall had between bottom outlet 31,32, thus form through hole.Therefore, afterwards, as shown in (b) of Fig. 9, utilize an emery wheel 2 (or 1) to make strengthening glass sheets 3 through, and make lifting platform turn back to initial state, thus form through hole 33.
The structure of this second embodiment has the feature that can make simplified.On the other hand, in the structure of the first embodiment, apparatus structure becomes complicated, but due to the grinding wheel spindle that acts on strengthening glass sheets 3 in process to operating force balance, therefore, it is possible to avoid glass plate fracture in process more reliably.
Claims (6)
1. a method for punching for hard brittle plate, is characterized in that,
Across the hard brittle plate for forming through hole, two perforation emery wheels are configured on the same axis in the mode making front end opposed, these two perforation emery wheels are utilized to offer bottom outlet from two faces of described hard brittle plate, the degree of depth of bottom outlet that has of both sides is increased successively, makes the bottom outlet that has of these both sides be communicated with thus.
2. the method for punching of hard brittle plate according to claim 1, wherein,
Described two perforation emery wheels are entered towards described hard brittle plate in the mode that the direction of rotation around described axis is identical with rotary speed simultaneously, and side by side increases the degree of depth having bottom outlet of described both sides.
3. the method for punching of hard brittle plate according to claim 1, wherein,
Described two perforation emery wheels of making the interval between front end be set to the interval specified alternately make it enter while stroke increases successively repeatedly to enter, increase the degree of depth having bottom outlet of described both sides thus successively towards described hard brittle plate.
4. a punching machine for hard brittle plate, the punching machine of described hard brittle plate possesses: a pair perforation emery wheel, and they are configured on the same axis in the mode making front end opposed; And feed arrangement, it makes these perforation emery wheels retreat along described axis direction, by making to bore a hole emery wheel for this pair around described axis rotation while carry out described advance and retreat, is being positioned the hard brittle plate between this pair perforation emery wheel wears through hole thus,
The feature of the punching machine of described hard brittle plate is,
By making described a pair perforation emery wheel simultaneously or alternately enter towards described hard brittle plate, bottom outlet is formed with thus on two faces of this hard brittle plate, there is the hole depth of bottom outlet simultaneously or alternately increase by making these, make two to have bottom outlet to be communicated with at the thickness center of described hard brittle plate, on described hard brittle plate, wear through hole thus.
5. the punching machine of hard brittle plate according to claim 4, wherein,
Described a pair perforation emery wheel is supported on a pair grinding wheel stand by axle, and described a pair grinding wheel stand enters along described axis direction to the other side side towards each other simultaneously.
6. the punching machine of hard brittle plate according to claim 4, wherein,
Described a pair perforation emery wheel is supported on the lifting platform being used for emery wheel feeding by axle, described lifting platform moves back and forth making to move back and forth while distance increases successively.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013227848A JP6261286B2 (en) | 2013-11-01 | 2013-11-01 | Hard brittle plate drilling device |
| JP2013-227848 | 2013-11-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104608258A true CN104608258A (en) | 2015-05-13 |
| CN104608258B CN104608258B (en) | 2018-07-24 |
Family
ID=53048952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410592955.0A Expired - Fee Related CN104608258B (en) | 2013-11-01 | 2014-10-29 | The method for punching and device of hard brittle plate |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6261286B2 (en) |
| KR (1) | KR20150051153A (en) |
| CN (1) | CN104608258B (en) |
| TW (1) | TWI638704B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856429A (en) * | 2016-04-08 | 2016-08-17 | 桂林创源金刚石有限公司 | Method for reducing machining stress concentration of glass hole |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106079109A (en) * | 2016-06-17 | 2016-11-09 | 天津市北闸口仪表机床厂 | A kind of Magnetitum counter bored holes method |
| CN108650793B (en) * | 2017-02-16 | 2020-10-13 | 绍兴顺泰机械科技有限公司 | Processing device for hard board mounting hole of circuit board |
| CN109531280B (en) * | 2017-09-21 | 2020-10-16 | 蓝思科技（长沙）有限公司 | Blind hole machining process for glass panel |
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| US5152641A (en) * | 1991-10-15 | 1992-10-06 | Royal Tool, Inc. | Method and apparatus for controlling glass drilling |
| JP2000158395A (en) * | 1998-12-01 | 2000-06-13 | Asahi Glass Co Ltd | Drilling method for plate-shaped body |
| JP2004122265A (en) * | 2002-09-30 | 2004-04-22 | Bando Kiko Co Ltd | Perforating drill for glass sheet and perforation method for glass sheet using perforating drill for glass sheet |
| JP2004351655A (en) * | 2003-05-27 | 2004-12-16 | Bando Kiko Co Ltd | Method and apparatus for perforating glass plate |
| WO2012029666A1 (en) * | 2010-09-01 | 2012-03-08 | 旭硝子株式会社 | Hole boring drill for glass |
| CN103180255A (en) * | 2010-10-20 | 2013-06-26 | 旭硝子株式会社 | Method for drilling mother glass substrate, and mother glass substrate |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4079152B2 (en) * | 2005-01-25 | 2008-04-23 | 旭硝子株式会社 | How to make a donut glass substrate |
| JP3147991U (en) * | 2008-11-11 | 2009-01-29 | 慎吾 大給 | Drilling machine |
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2013
- 2013-11-01 JP JP2013227848A patent/JP6261286B2/en not_active Expired - Fee Related
-
2014
- 2014-10-28 KR KR1020140147741A patent/KR20150051153A/en not_active Application Discontinuation
- 2014-10-29 CN CN201410592955.0A patent/CN104608258B/en not_active Expired - Fee Related
- 2014-10-30 TW TW103137618A patent/TWI638704B/en not_active IP Right Cessation
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5152641A (en) * | 1991-10-15 | 1992-10-06 | Royal Tool, Inc. | Method and apparatus for controlling glass drilling |
| JP2000158395A (en) * | 1998-12-01 | 2000-06-13 | Asahi Glass Co Ltd | Drilling method for plate-shaped body |
| JP2004122265A (en) * | 2002-09-30 | 2004-04-22 | Bando Kiko Co Ltd | Perforating drill for glass sheet and perforation method for glass sheet using perforating drill for glass sheet |
| JP2004351655A (en) * | 2003-05-27 | 2004-12-16 | Bando Kiko Co Ltd | Method and apparatus for perforating glass plate |
| WO2012029666A1 (en) * | 2010-09-01 | 2012-03-08 | 旭硝子株式会社 | Hole boring drill for glass |
| CN103180255A (en) * | 2010-10-20 | 2013-06-26 | 旭硝子株式会社 | Method for drilling mother glass substrate, and mother glass substrate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856429A (en) * | 2016-04-08 | 2016-08-17 | 桂林创源金刚石有限公司 | Method for reducing machining stress concentration of glass hole |
| CN105856429B (en) * | 2016-04-08 | 2017-09-22 | 桂林创源金刚石有限公司 | A kind of method for reducing Glass Drilling stress concentration |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI638704B (en) | 2018-10-21 |
| JP6261286B2 (en) | 2018-01-17 |
| TW201518031A (en) | 2015-05-16 |
| JP2015085646A (en) | 2015-05-07 |
| CN104608258B (en) | 2018-07-24 |
| KR20150051153A (en) | 2015-05-11 |
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