CN100526031C - Color wheel lens cutting process and assembling process - Google Patents
Color wheel lens cutting process and assembling process Download PDFInfo
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- CN100526031C CN100526031C CNB200510103241XA CN200510103241A CN100526031C CN 100526031 C CN100526031 C CN 100526031C CN B200510103241X A CNB200510103241X A CN B200510103241XA CN 200510103241 A CN200510103241 A CN 200510103241A CN 100526031 C CN100526031 C CN 100526031C
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- cutting
- fan
- eyeglass
- shaped
- assembling
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- 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
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Abstract
The present invention discloses the cutting process and assembling process of fan-shaped color wheel lens, and features that the cut fan-shaped lens has at least one closed angle. The cutting process includes cutting off the closed angle, increasing or decreasing closed angle to make the total angle greater or smaller than 360 deg, and/or increase or decrease the inner diameter of the fan-shaped lenses, and makes it possible to eliminate the influence of burr, irregular edge crack, irregular corner, etc. The assembling process of the fan-shaped lens includes gluing the fan-shaped lens onto one metal ring, and rounding all the outer margins of the fan-shaped lenses, so as to obtain high concentricity, high roundness, excellent dynamic balance and improved outer appearance of the color wheel.
Description
Technical field
The present invention relates to a kind of cutting method and number of assembling steps thereof of colour wheel eyeglass.
Background technology
Colour wheel the earliest utilizes aluminum metal wheel hub, spoke and the fixing some fan-shaped optical filters of wheel frame three, the light beam in its sphere of action can be filtered into coloured light by the motor high speed rotating.But because the width of spoke can cause the projection of coloured light to be interrupted on unavoidable ground, and then influence the image quality of projector equipment.United States Patent (USP) 5,371, a kind of colour wheel that does not have spoke and wheel frame of 543 inventions, it is a substrate with a disc, not homochromy optical filter is being pasted on the surface, uses the replacement existing structure, to reduce production costs and to eliminate the shortcoming that spoke exists.United States Patent (USP) 5868482 proposes the colour wheel of another no substrate, utilizes the fan-shaped eyeglass of multi-disc to be glued on the circular metal ring, can be with a motor high speed rotating effect.
The patent of relevant colour wheel was not mentioned the cutting problem of colour wheel assembly lens in the past, only emphasized the improvement or the innovation of structure usually.But in fact the eyeglass cutting method has decisive influence for the follow-up assembling processing procedure of colour wheel, it is bad for example can expectedly not produce burr, raw edges, water caltrop, line of cut out of roundness and linearity once in a while in the process of cut-off lens, all can cause the bad of the decline of assembling yield and exterior quality.Therefore, be a large amount of colour wheels that the production outward appearance is good, dynamic balancing is high and yield is good, the cutting quality of fan-shaped eyeglass must be strict with.On the volume production practice, it is extremely difficult wanting to allow the cutting of the fan-shaped eyeglass of each sheet all perfect; Because if will reach perfect cutting quality, must strictness to keep many cutting parameters constant, but when reality is carried out, be difficult to reach fully at all.Therefore this patent just proposes not need the strict fan-shaped cut-off lens of colour wheel, just can assemble out the method for the high colour wheel of out of roundness, concentricity and true Pingdu.
Summary of the invention
At known on the volume production practice, the operator is difficult to make the cutting finished product of the fan-shaped eyeglass of each sheet not have burr, raw edges, water caltrop, and out of roundness and linearity are again with attaining in perfect defective, technical problem to be solved by this invention provides a kind of stringent condition that do not need and removes to cut the fan-shaped eyeglass of colour wheel, can volume production goes out the method and the step of the colour wheel that outward appearance is good, dynamic balancing is high and yield is good.
The cutting method of colour wheel eyeglass of the present invention and number of assembling steps thereof is characterized in that, depart from the fan-shaped eyeglass design shape that can connect airtight fully during cutting, and make fan-shaped eyeglass can have at least the wedge angle of a design shape not to be connected to each other when combination; Cut out when its enforcement can be included in the fan-shaped eyeglass of cutting and remove its wedge angle, increase or reduce the angle of fan-shaped eyeglass, make the angle summation of fan-shaped eyeglass be greater than or less than 360 degree, increase or reduce internal diameter etc. any wherein a kind of of fan-shaped eyeglass, can avoid in cutting process when making assembling the burr that produced, the influence in irregular raw edges or irregular corner etc.The assembling of aforementioned fan-shaped eyeglass, comprise fan-shaped eyeglass is gluedd joint on a becket, and be that the axle center is round as a ball to the outer rim of all fan-shaped lens set with the centre bore of this becket, use producing good concentricity and out of roundness, thereby obtain the dynamic balancing of height and improve the colour wheel exterior quality.
According to such scheme, the present invention is when the fan-shaped eyeglass of this colour wheel eyeglass of cutting, remove wedge angle, or make the angle sum total of fan-shaped lens set be greater than or less than 360 degree, or make fan-shaped eyeglass that large and small different internal diameter be arranged, and also that the outer rim of colour wheel eyeglass is round as a ball after combination, thereby, can avoid in cutting process the burr that produced, the influence in irregular raw edges or irregular corner etc.; Can obtain the dynamic balancing of height and improve the colour wheel exterior quality.
Description of drawings
Fig. 1 is colour wheel and combination schematic diagram (existing method) by present known way cut.
Fig. 2 is the method first embodiment schematic diagram of the present invention (cutting off the internal diameter wedge angle).
Fig. 3 is the method second embodiment schematic diagram of the present invention (cutting off inside and outside footpath wedge angle).
Fig. 4 is method the 3rd an embodiment schematic diagram of the present invention (reducing the angle of fan-shaped eyeglass).
Fig. 5 is method the 4th an embodiment schematic diagram of the present invention (increasing the angle of fan-shaped eyeglass).
Fig. 6 is method the 5th an embodiment schematic diagram of the present invention (increasing and decreasing the internal diameter of fan-shaped eyeglass).
Fig. 7 is method the 6th an embodiment schematic diagram of the present invention (outer rim of fan-shaped eyeglass is round as a ball).
The main element symbol description
10.................................... existing colour wheel
11A, 11B, the fan-shaped eyeglass of 11C, 11D............
12.................................... becket
20.................................... colour wheel
21A, 21B, the fan-shaped eyeglass of 21C, 21D............
21A0,21B0,21C0,21D0...... square corner
22.................................... becket
30.................................... colour wheel
31A, 31B, the fan-shaped eyeglass of 31C, 31D............
31A1,31B1,31C1,31D1...... square corner
31A2,31B2, the outer wedge angle of 31C2,31D2......
32.................................... becket
40.................................... colour wheel
41A, 41B, the fan-shaped eyeglass of 41C, 41D............
A1.................................... fan-shaped eyeglass angle
A0.................................... intrinsic angle
42.................................... becket
T1.................................... angular clearances
50.................................... colour wheel
51A, 51B, the fan-shaped eyeglass of 51C, 51D............
A2.................................... angle
T2.................................... angular clearances
42.................................... becket
60.................................... colour wheel
61A, 61B, the fan-shaped eyeglass of 61C, 61D............
R1.................................... intrinsic internal diameter
R2.................................... the actual internal diameter that produces
62.................................... becket
70.................................... colour wheel
71A, 71B, the fan-shaped eyeglass of 71C, 71D............
72.................................... becket
The specific embodiment
As shown in Figure 1, existing colour wheel 10 can connect airtight flawless design size with optical filter according to theory and angle cuts into fan- shaped eyeglass 11A, 11B, 11C, 11D fully when cut-off lens, each eyeglass is connected airtight be glued on the becket 12.Hardly realize, in any case, always expectedly do not produce irregular limit and angle during cutting, comprise that burr, raw edges, water caltrop, line of cut out of roundness and linearity are bad, this can directly cause the fan- shaped eyeglass 11A, 11B, 11C, 11D can't normal combination, or after the combination circle, dynamic balancing is not good, even outward appearance all can't pass the product examine of range estimation.
The present invention is through constantly test, as long as finding to make the former design wedge angle of adjacent fan-shaped eyeglass does not want whole snaps or is close to, for example when cutting, excise intrinsic wedge angle in the lump, or slightly amplify or dwindle the angle of fan-shaped eyeglass, or increase or reduce the internal diameter of fan-shaped eyeglass, just can solve above-mentioned long-standing volume production yield problem.After cutting, utilize becket combination and in addition round as a ball with one heart according to fan-shaped eyeglass that the present invention implemented, can effectively improve the out of roundness and the whole dynamic balancing quality of colour wheel eyeglass, increase the yield of volume production.
According to the first embodiment of the present invention as shown in Figure 2, when the fan-shaped eyeglass 21A of cutting, 21B, 21C, 21D, cut out in the lump except that its intrinsic square corner 21A0,21B0,21C0,21D0.With becket 22 combinations the time, find so eyeglass of cutting, the position that is easy to generate irregular limit and angle in the time of can effectively avoiding cutting most interferes with each other, and stablizes the assembling quality of colour wheel 20.
According to the second embodiment of the present invention as shown in Figure 3, when cutting fan-shaped eyeglass 31A, 31B, 31C, 31D, cut out in the lump except that it intrinsic square corner 31A1,31B1,31C1,31D1 and wedge angle 31A2,31B2,31C2,31D2.With becket 32 combinations the time, find so eyeglass of cutting, the position that is easy to generate irregular limit and angle in the time of really effectively avoiding cutting most interferes with each other, and stablizes the assembling quality of colour wheel 30.
According to the third embodiment of the present invention as shown in Figure 4, when the fan-shaped eyeglass 41A of cutting, 41B, 41C, 41D, the actual fan-shaped eyeglass included angle A 1 that produces of order with becket 42 combinations the time, obtains an angular clearances T1 less than intrinsic included angle A 0 between external diameter and adjacent edge; In other words, will be as fan- shaped eyeglass 41A, 41B, 41C, the 41D angle summation of present embodiment cutting less than 360 degree.Find through the examination volume production, eyeglass of cutting like this, the position that is easy to generate irregular limit and angle when effectively avoiding cutting most interferes with each other, and the assembling quality of stable colour wheel 40.
According to the fourth embodiment of the present invention as shown in Figure 5, when the fan-shaped eyeglass 51A of cutting, 51B, 51C, 51D, the actual fan-shaped angle that produces of order increases by an angle A 2, makes to be slightly larger than intrinsic angle, and with becket 52 combinations the time, between internal diameter and adjacent edge, obtain an angular clearances T2; In other words, will be as fan- shaped eyeglass 51A, 51B, 51C, the 51D angle summation of present embodiment cutting greater than 360 degree.Find through the examination volume production, the eyeglass of cutting like this, the position that is easy to generate irregular limit and angle in the time of can effectively avoiding cutting most interferes with each other, and can stablize the assembling quality of colour wheel 50.
According to the fifth embodiment of the present invention as shown in Figure 6, when the fan-shaped eyeglass 61A of cutting, 61B, 61C, 61D, make the internal diameter R2 of actual generation be slightly larger than (or less than) intrinsic internal diameter R1, this radius that increases and reduce can be rule or irregular value, its purpose is the position that is easy to generate irregular limit and angle when avoiding the eyeglass cutting most and interferes with each other, and influence assembling quality.In this increase or the balance correction when reducing fan-shaped eyeglass internal diameter and also can be used in dynamic balance calibration.Make them the time, avoid wedge angle relative with becket 62 combinations.Find through the examination volume production, the eyeglass of cutting like this, the position that is easy to generate irregular limit and angle in the time of also can effectively avoiding cutting most interferes with each other, and can stablize the assembling quality of colour wheel 60.
According to the sixth embodiment of the present invention as shown in Figure 7, cutting fan- shaped eyeglass 71A, 71B, 71C, 71D remove wedge angle and with becket 72 combinations after, still be the axle center rotation with the internal diameter of the centre bore of becket 72 or fan- shaped eyeglass 71A, 71B, 71C, 71D again, the circle that utilizes diamond wheel or other instrument that this fan-shaped eyeglass is organized is round as a ball, and reach out of roundness and good colour wheel 70 semi-finished product of concentricity, so colour wheel 70 has that exterior quality is good, unbalancing value is low and advantages such as rotational vibrations is little.
The above is all according to equalization variation and modification that the present invention did only in order to convenient explanation preferred embodiment of the present invention, all should belong to the scope that this patent is contained.
Claims (6)
1. the cutting method of a colour wheel eyeglass and number of assembling steps thereof, fan-shaped eyeglass in order to the cutting colour wheel is also made up, it is characterized in that: the path deviation of cutting this fan-shaped eyeglass this cutting in season can be connected airtight the design shape of this fan-shaped eyeglass fully, make this fan-shaped eyeglass the time have at least the wedge angle of a design shape not to be connected to each other, use and avoid in cutting process the burr that produced, the influence in irregular raw edges or irregular corner in combination; The assembling of aforementioned fan-shaped eyeglass, comprise and to glued joint on a becket in many-to-one mode by fan-shaped eyeglass, and be that the axle center is round as a ball to the outer rim of this all fan-shaped eyeglass with the centre bore of this becket, use producing good concentricity and out of roundness, thereby obtain the dynamic balancing of height and improve the colour wheel exterior quality.
2. the cutting method of colour wheel eyeglass as claimed in claim 1 and number of assembling steps thereof, it is characterized in that: the path deviation that makes this cutting, cut out when being included in this fan-shaped eyeglass of cutting and remove its square corner, can avoid in cutting process when making assembling the burr that produced, the influence in irregular raw edges or irregular corner.
3. the cutting method of colour wheel eyeglass as claimed in claim 1 and number of assembling steps thereof, it is characterized in that: the path deviation that makes this cutting, cut out except that its square corner and wedge angle when being included in this fan-shaped eyeglass of cutting, make and to avoid in cutting process when assembling the burr that produced, the influence in irregular raw edges or irregular corner.
4. the cutting method of colour wheel eyeglass as claimed in claim 1 and number of assembling steps thereof, it is characterized in that: the path deviation that makes this cutting, increase its angle when being included in this fan-shaped eyeglass of cutting, make angle summation after the assembling greater than 360 degree, can avoid in cutting process when making assembling the burr that produced, the influence in irregular raw edges or irregular corner.
5. the cutting method of colour wheel eyeglass as claimed in claim 1 and number of assembling steps thereof, it is characterized in that: the path deviation that makes this cutting, reduce its angle when being included in this fan-shaped eyeglass of cutting, make angle summation after the assembling less than 360 degree, can avoid in cutting process when making assembling the burr that produced, the influence in irregular raw edges or irregular corner.
6. the cutting method of colour wheel eyeglass as claimed in claim 1 and number of assembling steps thereof, it is characterized in that: the path deviation that makes this cutting, change its inner diameter values when being included in this fan-shaped eyeglass of cutting, this fan-shaped eyeglass square corner each other is not adjacent to each other when making assembling, uses and avoids the irregular hair corner influence that this square corner may exist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510103241XA CN100526031C (en) | 2005-09-16 | 2005-09-16 | Color wheel lens cutting process and assembling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510103241XA CN100526031C (en) | 2005-09-16 | 2005-09-16 | Color wheel lens cutting process and assembling process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1931532A CN1931532A (en) | 2007-03-21 |
| CN100526031C true CN100526031C (en) | 2009-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200510103241XA Expired - Fee Related CN100526031C (en) | 2005-09-16 | 2005-09-16 | Color wheel lens cutting process and assembling process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100526031C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101450839B (en) * | 2007-11-28 | 2011-03-23 | 鸿富锦精密工业（深圳）有限公司 | Cutting method of optical filter |
| CN107817644A (en) * | 2017-12-13 | 2018-03-20 | 苏州佳世达光电有限公司 | Colour wheel for projector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5371543A (en) * | 1993-03-03 | 1994-12-06 | Texas Instruments Incorporated | Monolithic color wheel |
| US6011662A (en) * | 1998-07-01 | 2000-01-04 | Light & Sound Design, Ltd. | Custom color wheel |
| CN2578851Y (en) * | 2002-08-26 | 2003-10-08 | 精碟科技股份有限公司 | Colour wheels |
| CN2639929Y (en) * | 2003-08-04 | 2004-09-08 | 精碟科技股份有限公司 | Colour wheel |
| US20050180036A1 (en) * | 2004-01-20 | 2005-08-18 | Clau Maissen | Method for producing color-wheel segments |
-
2005
- 2005-09-16 CN CNB200510103241XA patent/CN100526031C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5371543A (en) * | 1993-03-03 | 1994-12-06 | Texas Instruments Incorporated | Monolithic color wheel |
| US6011662A (en) * | 1998-07-01 | 2000-01-04 | Light & Sound Design, Ltd. | Custom color wheel |
| CN2578851Y (en) * | 2002-08-26 | 2003-10-08 | 精碟科技股份有限公司 | Colour wheels |
| CN2639929Y (en) * | 2003-08-04 | 2004-09-08 | 精碟科技股份有限公司 | Colour wheel |
| US20050180036A1 (en) * | 2004-01-20 | 2005-08-18 | Clau Maissen | Method for producing color-wheel segments |
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| Publication number | Publication date |
|---|---|
| CN1931532A (en) | 2007-03-21 |
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| SE01 | Entry into force of request for substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20110916 |