CN1868672A - Grinding device and grinding method of telectron glass screen - Google Patents
Grinding device and grinding method of telectron glass screen Download PDFInfo
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- CN1868672A CN1868672A CN 200610018031 CN200610018031A CN1868672A CN 1868672 A CN1868672 A CN 1868672A CN 200610018031 CN200610018031 CN 200610018031 CN 200610018031 A CN200610018031 A CN 200610018031A CN 1868672 A CN1868672 A CN 1868672A
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- glass screen
- kinescope
- workbench
- glass
- cylinder
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Abstract
An apparatus and method for grinding on the glass screen of CRT is disclosed. Multiple upper drums are serially installed. Multiple lower benches consisting of translation bench and rotating bench are installed to an endless chain driven by two toothed wheels. Said rotating benches are driven by a rack bar. Said glass screens fixed to the said benches are moving forward while rotating and their surfaces are ground by said upper drums at same time.
Description
Technical field
The present invention relates to a kind of grinding (or polishing) device of kinescope glass screen and grind (or polishing) method, belong to field of machining, especially be used in cold working, the deep processing field of glass.
Background technology
At present, the image section of TV and computer monitor is a glass screen, its at first by the glass metal after the fusion through the press press forming, the glass screen surface after the compacting often stays defectives such as shear mark, cold wrinkle, curvature be bad, and the fineness on surface does not reach display requirement yet.For obtaining to satisfy the glass screen of above-mentioned quality requirement, just must grind and polish by double finished glass screen.
Up to the present, with regard to grind and method that polished glass shields with regard to, several method only in this way.One is: behind the rubber cylinder or felt calender gassy by a rotation, by certain mode external force is pressed onto the surface of glass screen, cylinder also moves reciprocatingly according to certain track.The workbench that glass screen is equipped with in the while bottom rotates under the driving of motor; It two is: glass screen is fixed on the workbench of a rotation, the milling tool on top is an abrasive disk, the rotation that abrasive disk has, and what have does not change, but its mill center all moves reciprocatingly according to certain track, presses mill certain shape must be arranged to adapt to the appearance curvature of glass screen simultaneously.The uniformity of the bulk article that these two kinds of Ginding process grind is relatively poor, and especially outer surface curvature differs bigger; Secondly, all need when changing running stores to shut down, and the running stores replacing is also relatively more frequent, has restricted the Homes Using TV of equipment and has increased production cost at every turn.
Summary of the invention
The object of the present invention is to provide a kind of grinding or burnishing device of picture tube glass bulb glass screen, through the screen of the glass behind this device grinding, its product bit integrity is very good, and simultaneously, owing to this apparatus structure is simple, fault rate is low, moves especially reliably, and maintenance cost is very low.
Another object of the present invention provides the grinding or the finishing method of picture tube glass bulb glass screen; By the layout type of change milling tool and the running orbit of workbench, thus the uniformity of the surperficial grade of assurance kinescope glass screen and the lifting of production efficiency.
Technical scheme of the present invention is: a kind of lapping device of kinescope glass screen, comprise the cylinder of exerting pressure that top rotates at a high speed, and the workbench of glass screen can be installed in the bottom, workbench is divided into translational worktable and rotary table, translational worktable is fixed on two big chains and with it and does translational motion, rotary table travels forward under carrying of translational worktable is moving, pinion on another end of the central shaft of while rotary table is meshed with the tooth bar on being fixed on frame, pinion rotation and driven rotary workbench and the screen of the glass on it rotatablely move together in the translation process, be the compound motion that the glass screen is not only done translational motion but also rotated, the glass screen contacts with all cylinders on its top and grinds or polishing simultaneously.
This device comprises the milling tool cylinder on top, and cylinder is not made up of a series of (general 20-50 is not waited), and according to the series system layout that becomes a line.Under the driving of cylinder, contact behind the cylinder gassy and grind or polishing with kinescope glass screen.The material that its intermediate roll is used at grinding step is a rubber, and what use at polishing process is felt product or polyurethane material.The bottom is a workbench, and workbench is made up of two parts again: translational worktable and rotary table.Translational worktable links together and travels forward with it with two big chains, in the translation process, the bottom of translational worktable has several little flat wheels to roll on horizontal guide rail, translational worktable is played a supportive role, also have several little upright wheels to abut against on the upright guide rail on both sides simultaneously, translational worktable is played the guide-localization effect.Rotary table is installed on the translational worktable, and translational worktable is as its carrier.Rotary table top is fixed with fixture block, kinescope glass screen be fixed on it above.The bottom of rotary table is connecting an axle, the lower end of axle is connecting a pinion, pinion in along with workbench translation process forward be fixed on fixed support on tooth bar be meshed the back and produce and to rotatablely move, and upload to rotary table and kinescope glass screen by axle.And big chain is driven by two drive sprockets, constitutes the periodic motion structure of chain with two driven sprockets of the other end.Drive sprocket is driven by the deceleration device of a stepless parameter, can change the speed of sprocket wheel as required, thereby reaches the purpose of regulating productive temp.
The present invention also provides the grinding or the finishing method of kinescope glass screen, by the layout type of change top abrasive roller and the running orbit of bottom workbench, guarantees the uniformity of the surperficial grade of kinescope glass screen; Concrete steps are, by being fixed on the glass screen translational motion forward under the drive of big chain on the rotary table, rotating through wheel and rack engagement back simultaneously, contact successively simultaneously, be accompanied by lapping liquid and grind or polish with the in-line cylinder that the work of all inflation in top rotates at a high speed.
Concrete steps are: kinescope glass screen is installed on the workbench of rotation; along with translational worktable moves forward with big chain; rotate after pinion of rotary table its underpart under the drive of translational worktable and the tooth bar engagement; and and then rotation of drive glass screen; being that glass screen is existing rotatablely moves and translational motion is arranged; simultaneously being the cylinder that a line is connected with top contacts one by one and grinds or polish; each piece glass screen can contact with all cylinders and grind or polishing like this; the surface of glass screen comprises long limit; minor face and four bights can both well be ground or be polished; the uniformity of the grade on the surface of the glass screen after the processing is good especially; and the replacing of running stores cylinder must not shut down, and has remarkable advantages than other lapping mode.Remove in addition, this device can grind the glass screen of all size, comprise sphere, super flat, pure flat etc., adaptability is more intense.
Description of drawings
Fig. 1 is the front structural scheme of mechanism of grinding or burnishing device;
Fig. 2 is the side schematic view of device;
Fig. 3 is the work mesh schematic representation of pinion and tooth bar too.
The specific embodiment
As Fig. 1, Fig. 2 and shown in Figure 3, when implementing, at first must be installed in two active drive sprocket wheels 5 with the joining driving shaft 6 of deceleration device on, subsequently two driven sprockets 8 are fixed on the driven shaft 9, again two big chains are connected respectively on the driving and driven sprocket wheel 5,8.Then several workbench are installed, comprise rotary table 3 is installed on the translational worktable 4, and be fixed to pinion 10 on the connecting axle 11 and 13,4 little flat wheels 16 of 4 little upright wheels be fixed to the bottom of translational worktable 4, again several overall work platforms are installed and be covered with on two big chains 7, mainly be connected with big chain 7, on frame, fix tooth bar 12, upright guide rail 13 and level gauge 17 simultaneously by translational worktable 4.The last top that again 1 one-tenth linear series of several cylinders is installed in workbench.Certainly also have a lot of other detail sections to narrate no longer one by one at this.
After whole device installs, start all Rolling motors and big chain drive motor and corresponding slip system.On the rotary table 3 of device one end, load kinescope glass screen 2, along with moving of big chain 7, workbench moves with big chain 7, when glass screen 2 contacts with the cylinder 1 of top rotation, pinion 10 beginnings and the tooth bar 12 of bottom meshes and rotates, upload to rotary table 3 and glass screen 2 by power transmission shaft 11, the two also begins rotation, workbench moves forward simultaneously, the bight of glass screen 2, long limit, minor face, positions such as central authorities can both become the cylinder 1 of a line to contact with several successively, glass screen 2 had not only rotated but also had made the compound motion of translational motion, simultaneously be ejected into the glass screen surface, grind or polishing like this with the slip lapping liquid.In translational worktable 4 advances process, the little flat wheel 16 of its underpart rolls on level gauge and is supporting whole workbench, guaranteed glass screen 2 can with abundant stable the contacting of cylinder 1, and little upright wheel 14 contacts with upright guide rail 13, has guaranteed translational worktable 4 motion in alignment and not twisting in the reach process.
The preferable scope of the speed of its intermediate roll 1 is: 600-700r/min, pressure are 0.2-0.9kgf/cm2.Cylinder is pressed on the glass screen by air cylinder driven, and the pressure of cylinder also can be regulated.The quantity of cylinder is indefinite, can decide according to the requirement of productive temp, and generally speaking, beat requires the quantity of high more cylinder also just many more, can guarantee the grinding or the polishing grade of glass screen 2.
The adjusting of productive temp mainly realizes that by the stepless speed regulation of chain drive the velocity interval of chain is: 0-12 rice/minute.The adjusting of rotary table 3 rotating speeds is mainly decided by the number of teeth of the speed of chain 7 and pinion 10.
This kind of installing machinable glass screen is very extensive, comprises spherical glass screen, super flat glass screen and pure flat glass screen and CDT product.Size comprises from 9 inches to 38 inches.The homogeneity of product that grinds is good especially, has stopped this drawback of present other grinding or polishing mode fully.
Through the glass screen after this device and the Ginding process grinding, its product bit integrity is very good, enjoys the user to welcome.Simultaneously, because this apparatus structure is simple, fault rate is low, moves especially reliably, and maintenance cost is very low.
Claims (7)
1. the lapping device of a kinescope glass screen, comprise the cylinder of exerting pressure that top rotates at a high speed, and the workbench of glass screen can be installed in the bottom, it is characterized in that: workbench is divided into translational worktable and rotary table, translational worktable is fixed on two big chains and with it and does translational motion, rotary table travels forward under carrying of translational worktable is moving, pinion on another end of the central shaft of while rotary table is meshed with the tooth bar on being fixed on frame, pinion rotation and driven rotary workbench and the screen of the glass on it rotatablely move together in the translation process, be the compound motion that the glass screen is not only done translational motion but also rotated, the glass screen contacts with all cylinders on its top and grinds or polishing simultaneously.
2. the lapping device of kinescope glass screen according to claim 1 is characterized in that: two big chains are driven by the big gear wheel that the deceleration device of variable-ratio drives, speed chain be 0-12 rice/minute, amount to into beat and be about 13 pieces of/minute glass screens the soonest.
3. the lapping device of kinescope glass screen according to claim 1, it is characterized in that: translational worktable on being fixed on big chain, its underpart also is equipped with flat wheel and upright wheel, wherein flat wheel rolls on fixing level gauge translational worktable is played a supportive role, and takes turns with the upright guide rail of fixing for thirty years of age to contact its guide effect; The pinion of rotary table bottom and the tooth bar engagement that is fixed on the support, the rotating speed of workbench can according to circumstances be regulated and change to the modulus of the two.
4. the lapping device of kinescope glass screen according to claim 1, it is characterized in that: the cylinder on top all is installed in series and is a line, and cylinder number 〉=2 are selected according to actual conditions.
5. a Ginding process of realizing the described kinescope glass screen of claim 1 is characterized in that: by the layout type of change top abrasive roller and the running orbit of bottom workbench, guarantee the uniformity of the surperficial grade of kinescope glass screen; Concrete steps are, by being fixed on the glass screen translational motion forward under the drive of big chain on the rotary table, rotating through wheel and rack engagement back simultaneously, contact successively simultaneously, be accompanied by lapping liquid and grind or polish with the in-line cylinder that the work of all inflation in top rotates at a high speed.
6. the Ginding process of kinescope glass screen according to claim 5, it is characterized in that: each piece glass screen contact with all cylinder and grinds or polishing, and every piece of glass shields the identical grinding condition of process: comprise grinding pressure, rotating speed, beat, slip situation etc.
7. the Ginding process of kinescope glass screen according to claim 5 is characterized in that: grind or polishing process in, lapping liquid can use different abrasive materials according to actual conditions, as diamond dust or brown corundum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610018031 CN1868672A (en) | 2006-06-28 | 2006-06-28 | Grinding device and grinding method of telectron glass screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610018031 CN1868672A (en) | 2006-06-28 | 2006-06-28 | Grinding device and grinding method of telectron glass screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1868672A true CN1868672A (en) | 2006-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610018031 Pending CN1868672A (en) | 2006-06-28 | 2006-06-28 | Grinding device and grinding method of telectron glass screen |
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| Country | Link |
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| CN (1) | CN1868672A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335857A (en) * | 2010-07-26 | 2012-02-01 | 鸿富锦精密工业（深圳）有限公司 | Rounding and grinding equipment |
| WO2020107639A1 (en) * | 2018-11-27 | 2020-06-04 | 东旭科技集团有限公司 | Linear polishing machine |
-
2006
- 2006-06-28 CN CN 200610018031 patent/CN1868672A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102335857A (en) * | 2010-07-26 | 2012-02-01 | 鸿富锦精密工业（深圳）有限公司 | Rounding and grinding equipment |
| CN102335857B (en) * | 2010-07-26 | 2013-12-11 | 鸿富锦精密工业（深圳）有限公司 | Rounding and grinding equipment |
| WO2020107639A1 (en) * | 2018-11-27 | 2020-06-04 | 东旭科技集团有限公司 | Linear polishing machine |
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