CN102101258B - Side edge processing device of workpiece - Google Patents
Side edge processing device of workpiece Download PDFInfo
- Publication number
- CN102101258B CN102101258B CN200910260643.9A CN200910260643A CN102101258B CN 102101258 B CN102101258 B CN 102101258B CN 200910260643 A CN200910260643 A CN 200910260643A CN 102101258 B CN102101258 B CN 102101258B
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- workpiece
- workbench
- central task
- task platform
- opposite side
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Abstract
The invention provides a side edge processing device which improves the side edge processing precision of a rectangular hard fragile base plate and has high processing stability. The side edge processing device comprises a central workbench, a pair of side edge workbenches and a tool, wherein the central workbench is used for supporting the centre of a workpiece and rotationally controlling the workpiece; the pair of side edge workbenches is positioned on the two sides of the central workbench to support the part of the workpiece except the center of the workpiece; and the tool is used for processing the two opposite side edges of the workpiece supported by the central workbench and the pair of side edge workbenches. The tool can relatively move in the direction parallel to the side edges of the side edge workbenches; and the pair of side edge workbenches is provided with a scaling device which is synchronous with the rotation action of the central workbench and performs approach separation control in a state of clamping the central workbench.
Description
Technical field
The present invention relates to and a kind of the grinding of side and the device for machining edges of chamfer machining are carried out to rigid brittle substrates such as the glass substrates with rectangular shape.
Background technology
When carrying out grinding and chamfer machining etc. to the side of the rigid brittle substrates such as the glass substrate (glass board material) for display, by workpiece mounting on the table, the side of workpiece is stretched out slightly from the side of workbench, and makes the instruments such as grinding stone carry out parallel relative movement at the side of workpiece.
If this overhang is excessive, the workpiece with rigid brittle due to a little impulsive force etc. produced in tonnage and processing, and can have damaged danger.
Therefore, the size changing workbench according to the rectangular dimension of workpiece is needed.
The application applicant proposed a kind of device, a pair side board workbench being divided into central plate and clipping this central plate and arrange, do not change workbench by making the expansion of side board or constriction, thus the substrate varied in size or four limits of rectangular substrate of being formed by long limit and minor face are processed (patent document 1).
Processing unit (plant) disclosed in this patent document 1, by making central plate rise or make side board decline, making workpiece become the state of separating from side board, carrying out pivot plate afterwards by whirligig.
If make the height of the aspect ratio side board of central plate relatively uprise like this, and make workpiece from side board separately, made by the rotation of central plate workpiece rotate, then can effectively prevent the back side of workpiece and side board from interfering and damaging.
But the machining benchmark that highly the becoming above of this side board utilizes instrument to carry out side to add man-hour, has the function as platform.
Therefore, in order to reduce the error of machining accuracy as much as possible, wish that the side board (side workbench) as platform feature does not move up and down.
Patent document 1: Japanese Unexamined Patent Publication 2005-329471 publication
Summary of the invention
(inventing the problem that will solve)
The present invention improves above-mentioned technology further, object be to provide a kind of improve rectangular rigid brittle base side machining accuracy and the good device for machining edges of processing stability.
(technical scheme of technical solution problem)
The device for machining edges of workpiece of the present invention, is characterized in that comprising: central task platform, supports the central part of workpiece and carries out rotation control; One opposite side workbench, the part beyond the central part of the above-mentioned workpiece of supported on both sides of above-mentioned central task platform; And instrument, process by the relative dual-side of above-mentioned central task platform with the workpiece of an above-mentioned opposite side worktable support; Above-mentioned instrument can carry out relative movement on the direction parallel with the side of above-mentioned side workbench, and an above-mentioned opposite side workbench has synchronous with the spinning movement of above-mentioned central task platform and carries out the scalable device close to being separated control with the state clipping above-mentioned central task platform.
And, preferably, above-mentioned central task platform and an above-mentioned opposite side workbench have for the attraction squit hole adsorbed and float, when above-mentioned central task platform carries out spinning movement, the attraction squit hole be arranged on above-mentioned central task platform carries out absorption and control, and the attraction squit hole be arranged on an above-mentioned opposite side workbench carries out ejection to air and controls.
Such as, when the processing such as grinding and chamfering is carried out on four limits of the workpiece (glass substrate) to the rectangular shape formed by longitudinal direction size a, dimension in cross-direction b (a > b), first, move an opposite side workbench by scalable device, make the side interval W in the respective outside of the opposite side workbench be provided separately in central task platform both sides become W=b-2d with the amount d stretched out from workbench.
Now, the height above of central task platform and the highly consistent above of an opposite side workbench.
In this condition, each attraction squit hole be arranged on central task platform and side workbench becomes attraction negative pressure state, is kept by absorption of workpieces.
Then, carried out the instrument of relative movement by the relative side in the outside with an opposite side workbench abreast, the side of workpiece is processed.
When the completion of processing of the relative side of transverse direction, keep the state be adsorbed on by the central part of workpiece on central task platform, air is sprayed from the attraction squit hole of an opposite side workbench.
Synchronous with the action of central task platform 90-degree rotation, make scalable device action, until move to the interval W=a-2d of an opposite side workbench.
In this case, due to the height above of side workbench and being highly consistent above of central task platform, and and the rotation of workpiece synchronously adjust the interval of an opposite side workbench, therefore side workbench become stabilised platform above.
Under the state of the interval W=a-2d of an opposite side workbench, stop the air ejection of the attraction squit hole of side workbench, switch to attraction negative pressure state.
Under the state by central task platform and side workbench absorption holding workpiece, the side on residue both sides is processed.
The present invention has following feature:, carried out in the horizontal direction moving adjustment by the interval W of an opposite side workbench by synchronous for the action of workpiece 90-degree rotation with by pivot workbench.Therefore, show although above-mentioned first to the example that the side of the longitudinal direction of workpiece is processed, on the contrary, also can first process the side of transverse direction.
Further, make side workbench consistent with the rotation of workpiece carry out level of synchronization move time, by making air spray from the attraction squit hole of side workbench, the effect preventing the back side of workpiece to be damaged can be played.
(effect of invention)
In the present invention, due to the opposite side workbench that makes to be provided separately in central task platform both sides close, leave mobile synchronous with the rotation of central task platform, therefore different from existing technology of just keeping out of the way from workpiece once decline, side workbench has the function as stabilised platform, reduces the error of machining accuracy.
Accompanying drawing explanation
Fig. 1 schematically shows the side processing sequence of workpiece.
Fig. 2 shows the position relationship of workpiece and instrument.
Fig. 3 shows processing unit (plant) oblique view when closing side workbench.
Fig. 4 shows the state that side workbench is opened to the left and right.
Fig. 5 shows the side view of processing unit (plant).
Fig. 6 shows the plane of processing unit (plant).
Symbol description
1 workpiece
4a instrument
6 scalable devices
11 central task platforms
11a attracts squit hole
12 side workbench
12c attracts squit hole
21 base stations
22 whirligigs
Detailed description of the invention
Below, based on accompanying drawing, embodiments of the present invention are described.
Fig. 1 schematically shows by pivot workbench 11 and makes workpiece 1 synchronous rotary, and adjusts the action at the interval of an opposite side workbench 12,12.
The side 12a that Fig. 2 schematically shows the outside of instrument 4a, 4b and side workbench 12 carries out the action of relative movement abreast.
Fig. 3 to Fig. 6 shows the structure example of processing unit (plant) of the present invention.
Scalable device 6 and whirligig 22 are set on base station 21.
Whirligig 22 has rotating shaft 24, and central task platform 11 is fixed on the upper end of this rotating shaft 24.
The mobile guiding element 23 that base station 21 is had by bottom and guide rail 23a can move back and forth along arrow A direction.
The bottom of rotating shaft 24 is connected to the driving mechanism that base station 21 is provided with, and can carry out rotating and moving up and down.
Scalable device 6 can move horizontally the opposite side workbench 12,12 being arranged on central task platform both sides and lifting moving control, this control independent of central task platform 11 rotation and move up and down control.
Scalable device 6 both sides on base station 21, along straight line guiding element 26 (being arranged on the direction perpendicular with the direct of travel arrow A of the base station 21 shown in Fig. 4), can move horizontally side workbench 12,12.
Side workbench 12,12 is connected to and moves left and right platform 7R, 7L.
Scalable device 6 comprises the servomotor 28 of straight line guiding element 26, the feed screw 27 parallel with straight line guiding element 26 and this feed screw 27 of rotary actuation, and former and later two feed screws 27 are synchronously driven via synchronous belt 29 respectively by a servomotor 28.
Feed screw 27 is in the both sides of its lengthwise centers 40, and hand of spiral is contrary, be screwed together travelling carriage 7R, 7L of each feed screw 27 both sides synchronously carry out close to or separate mobile.
Moving left and right platform 7R, 7L while moving horizontally an opposite side workbench 12,12, by arranging lowering or hoisting gear 30 between this travelling carriage and side workbench, also can be elevated.
The height above of adjustment side workbench 12, make with consistent with processing datum together above central task platform 11, in the Continuous maching of workpiece, by servomotor 28 and feed screw 27, with synchronous with the rotation of central task platform 11 and mode that is that carry out moving horizontally is controlled.
As shown in Figure 5, lowering or hoisting gear 30 invests each side workbench 12, before and after the direct of travel being arranged on base station 21, and has guide rod 31 and the lifting driving cylinder 32 of the lifting moving guiding side workbench 12.
Between guide rod 31 is arranged on above the top of the inverted L-shaped bracket 33 extended upward above travelling carriage 7R, 7L and travelling carriage 7R, 7L, cylinder 32 is fixedly mounted on below the top of inverted L-shaped bracket 33, and by the elongation of bar 34, side workbench 12 declines.
Further, 35 is guide pin bushing (guide sleeve).
In the present embodiment, as shown in Figure 2, although show, an opposite side workbench 12,12 is set in the both sides of central task platform 11, the workpiece 1 of rectangular shape is adsorbed maintenance thereon, and carried out the example of chamfer machining by instrument 4a, 4b side 1a, 1b to workpiece that upper metate is formed, but carrying out processing to the side of workpiece is not limited to chamfer machining.
Instrument 4a, 4b and workpiece 1 can carry out relative movement in the side 12a parallel direction in the outside with side workbench 12, and instrument 4a, 4b also can carry out position control in vertical direction simultaneously.
Based on Fig. 1, using rectangle glass as workpiece, the order on its four limits of processing is described.
Central task platform 11 is round-shaped, has multiple attraction squit hole 11a.
In FIG, attract squit hole be schematically show, in fact with undertaken by groove attractions etc. construct have nothing to do.
Side workbench 12,12 is separated into setting in the mode clipping central task platform 11 from both sides, forms the recess of semicircle shape in central task platform side, and semicircle side 12b, 12b surround central task platform 11.
Side workbench 12 also arranges multiple attraction squit hole 12c.
Further, the side 12a of side workbench 12, in order to avoid interfering with instrument, forms bladed.
In the plane shown in Fig. 6, show the position relationship of workpiece and side workbench, although mobile side workbench 12,12, make to stretch out from the side 12a of side workbench 12 to be of a size of d, but first as shown in Fig. 1 (a), in order to process longitudinal side 1b of the workpiece 1 formed by linear foot cun a, crossfoot cun b, the interval of an opposite side workbench is adjusted to W
0=b-2d, by attracting air from center workbench 11 and attraction squit hole 11a, 12c of side workbench 12,12, and forms negative pressure state, thus is kept by absorption of workpieces, identical with Fig. 2, is processed by instrument 4a, 4b.
When completion of processing, instrument 4a, 4b rearward keep out of the way, and as shown in arrow R in Fig. 1 (b), pivot workbench 11, meanwhile, expands the interval W of side workbench 12 and 12 by scalable device 6
1.
Now, air is made to spray from the attraction squit hole 12c of side workbench.
Via Fig. 1 (c), as shown in Fig. 1 (d), side workbench moves horizontally same as before, makes W
3=a-2d.
When moving horizontally complete, the attraction squit hole 12c of side workbench is switched to attraction negative pressure state.
In this condition, as shown in Figure 2, remaining both sides 1a, 1a are processed.
Like this, because side workbench 12 adjusts interval W according to the size of workpiece by means of only moving horizontally, therefore, it is possible to keep the height above of side workbench regularly, due to stable, therefore processing datum is stablized, and reduces the error of machining accuracy.
Claims (1)
1. a device for machining edges for workpiece, is characterized in that comprising: central task platform, supports the central part of workpiece and carries out rotation control, one opposite side workbench, the part beyond the central part of workpiece described in the supported on both sides of described central task platform, and instrument, process by the relative dual-side of described central task platform with the workpiece of a described opposite side worktable support, described instrument can carry out relative movement on the direction parallel with the side of described side workbench, a described opposite side workbench has synchronous with the spinning movement of described central task platform, and carry out close to being separated the scalable device controlled with the state clipping described central task platform, and, this opposite side workbench is add at the side of described workpiece the platform supporting workpiece man-hour, described central task platform and a described opposite side workbench have for the attraction squit hole adsorbed and float, when described central task platform carries out spinning movement, make not changing above the side workbench as platform height itself and central task platform above under the state that is highly consistent, the attraction squit hole be arranged on described central task platform carries out absorption and control, the attraction squit hole be arranged on a described opposite side workbench carries out ejection to air and controls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910260643.9A CN102101258B (en) | 2009-12-18 | 2009-12-18 | Side edge processing device of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910260643.9A CN102101258B (en) | 2009-12-18 | 2009-12-18 | Side edge processing device of workpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102101258A CN102101258A (en) | 2011-06-22 |
| CN102101258B true CN102101258B (en) | 2015-03-11 |
Family
ID=44154418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910260643.9A Expired - Fee Related CN102101258B (en) | 2009-12-18 | 2009-12-18 | Side edge processing device of workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102101258B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273394B (en) * | 2013-05-08 | 2015-11-25 | 深圳市华星光电技术有限公司 | A kind of edge polisher and price fixing device thereof |
| CN108581696A (en) * | 2018-07-24 | 2018-09-28 | 济南泽业机床制造有限公司 | Floating trailing type beveler |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4514014B2 (en) * | 2002-03-19 | 2010-07-28 | 中村留精密工業株式会社 | Substrate grinding method |
| CN2617525Y (en) * | 2003-05-19 | 2004-05-26 | 蒋景强 | Pipe lipper |
| JP4037386B2 (en) * | 2004-05-18 | 2008-01-23 | 中村留精密工業株式会社 | Work side processing method and apparatus |
| JP2007210043A (en) * | 2006-02-07 | 2007-08-23 | Nakamura Tome Precision Ind Co Ltd | Side machining apparatus for work |
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2009
- 2009-12-18 CN CN200910260643.9A patent/CN102101258B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102101258A (en) | 2011-06-22 |
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Granted publication date: 20150311 Termination date: 20201218 |