CN212284549U - Automatic coating equipment for fluorescent powder color wheel - Google Patents
Automatic coating equipment for fluorescent powder color wheel Download PDFInfo
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- CN212284549U CN212284549U CN201921398246.3U CN201921398246U CN212284549U CN 212284549 U CN212284549 U CN 212284549U CN 201921398246 U CN201921398246 U CN 201921398246U CN 212284549 U CN212284549 U CN 212284549U
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Abstract
The utility model discloses an automatic equipment that coats of phosphor powder colour wheel, including frame and frame, its characterized in that: the frame on be equipped with and to centre gripping colour wheel base plate and drive colour wheel base plate pivoted clamping device the frame on still be equipped with the colour label that can discern the colour wheel base plate and control the rotatory first color sensor of clamping device the frame on be equipped with the injection apparatus that can spray coating material to the colour wheel base plate the frame on still be equipped with and scrape the device with coating material scraping flat scribbling, the automatic coating equipment of phosphor powder colour wheel still include spacing steel mesh, spacing steel mesh have with the colour wheel base plate treat coating area assorted window, the frame on still be equipped with can with spacing steel mesh remove to clamping device and cover the manipulator on the colour wheel base plate. The utility model aims at overcoming the not enough of prior art, provide an automatic equipment that coats of phosphor powder colour wheel.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of machine-building, concretely relates to automatic equipment that coats of phosphor powder colour wheel.
[ background of the invention ]
The fluorescent powder color wheel is one of the key elements of the DLP projection equipment, especially the DLP projection equipment with low cost, the manufacture of the fluorescent powder color wheel needs to coat the mixed liquid of the fluorescent powder on a color wheel substrate, and the fluorescent powder color wheel generates fluorescence through laser excitation, so the luminous performance of the fluorescent powder color wheel is directly influenced by the coating quality of the fluorescent powder.
The color wheel substrate is disc-shaped, a plurality of fan-shaped areas are distributed by taking the circle center of the color wheel substrate as the center, fluorescent powder materials with different colors and different performances are generally required to be coated in each area, and a color label which is convenient for identifying each area is generally required to be attached to the color wheel substrate before coating. The traditional manufacturing process needs manual coating on the color wheel substrate, namely, the fluorescent powder color wheel is limited and fixed through a jig, then the coating material is coated on the color wheel substrate manually in a printing, dispensing or spraying mode, the coating material quantity, the coating range and the like are influenced by manual operation, the coating thickness and the coating material uniformity of the fluorescent powder layer and the shape, the radian, the angle and the like of the fluorescent powder layer are difficult to ensure, so that the fluorescent powder coating effect is unstable, the coating efficiency is low, the consumed time is long, and the product performance is poor.
The utility model discloses it is just based on above not enough and produce.
[ Utility model ] content
The utility model aims at overcoming the not enough of prior art, provide an automatic equipment that coats of phosphor powder colour wheel.
The utility model discloses a realize through following technical scheme:
the utility model provides an automatic equipment that coats of phosphor powder colour wheel, including frame and frame the frame on be equipped with and to centre gripping colour wheel base plate and drive colour wheel base plate pivoted clamping device the frame on still be equipped with the colour label that can discern the colour wheel base plate and control the rotatory first color sensor of clamping device the frame on be equipped with the injection apparatus that can spray coating material to the colour wheel base plate the frame on still be equipped with and scrape the device with coating material scraping flat scribbling, the automatic equipment that coats of phosphor powder colour wheel still include spacing steel mesh, spacing steel mesh have with the colour wheel base plate treat coating area assorted window, the frame on still be equipped with can with spacing steel mesh remove to clamping device and cover the manipulator on the colour wheel base plate.
In the automatic coating device for the fluorescent powder color wheel, the clamping device is connected with a rotating motor capable of rotating the clamping device, and the rotating motor is electrically connected with the first color sensor.
According to the automatic coating equipment for the fluorescent powder color wheel, the base is also provided with a first vacuum adsorption device capable of adsorbing and fixing the color wheel substrate.
According to the automatic coating equipment for the fluorescent powder color wheel, the base is further provided with a limiting plate which is matched with the limiting steel mesh and limits the movement of the limiting steel mesh.
The automatic coating equipment for the fluorescent powder color wheel comprises a spraying device, wherein the spraying device comprises a spraying mechanical arm which can move relative to a clamping device, the spraying mechanical arm is connected with a rotary table which can rotate relative to the rotary table, a plurality of mixed liquid needle tubes used for spraying coating materials are installed on the rotary table, and second color sensors are arranged on the rotary table and at the corresponding positions of the mixed liquid needle tubes.
According to the automatic coating equipment for the fluorescent powder color wheel, each mixed liquid needle tube is connected with a replaceable needle head.
The automatic coating equipment of fluorescent powder colour wheel, scribble and scrape the device including the coating manipulator, the coating manipulator be connected with the fixed disk on be equipped with a plurality of can be for colour wheel base plate surface parallel translation and flat scraper that moves who scrapes coating material, every move the scraper all be connected with and promote its flat step motor who scrapes the action, scribble scrape on the device and at every move the corresponding position of scraper and all be equipped with the third color sensor.
According to the automatic coating equipment for the fluorescent powder color wheel, the base is provided with the second vacuum adsorption device capable of fixing the limiting steel mesh.
According to the automatic coating equipment for the fluorescent powder color wheel, the manipulator is provided with a third adsorption device capable of adsorbing the steel mesh.
Compared with the prior art, the utility model discloses there is following advantage:
1. the automatic coating device of the fluorescent powder color wheel of the utility model is characterized in that a clamping device which can clamp a color wheel substrate and drive the color wheel substrate to rotate is arranged on a machine base, a first color sensor which can identify a color label of the color wheel substrate and control the rotation of the clamping device is also arranged on the machine base, a spraying device which can spray a coating material to the color wheel substrate is arranged on the machine base, a coating scraping device which can scrape the coating material flat is also arranged on the machine base, the automatic coating equipment of the fluorescent powder color wheel also comprises a limiting steel mesh which is provided with a window matched with a region to be coated of the color wheel substrate, a manipulator which can move the limiting steel mesh to the clamping device and cover the color wheel substrate is also arranged on the machine base, a protective film and a color label are firstly pasted on the color wheel substrate before the coating process, and then the color wheel substrate is placed on the clamping device, the clamping device drives the color wheel substrate to rotate, the rotation of the color wheel substrate is identified and controlled to start and stop through the first color sensor, the color wheel substrate is fixed after the color wheel substrate is rotated to a certain position, the limiting steel mesh is grabbed and moved to the clamping device and covered on the color wheel substrate by the manipulator after the color wheel substrate is fixed, the limiting steel mesh is provided with a window, a coating area is formed on the color wheel substrate at a position corresponding to the window after the limiting steel mesh covers the color wheel substrate, then the spraying device sprays the fluorescent powder mixed liquid onto the limiting steel mesh and the color wheel substrate, the coating device coats and scrapes the mixed liquid sprayed onto the color wheel substrate, so that the coating of the fluorescent powder color wheel is efficiently and quickly completed, the limiting steel mesh is provided with the window matched with the coating area, the sprayed mixed liquid can only reach the surface of the fluorescent powder color wheel through the window, and redundant mixed liquid on the surface of the limiting steel mesh is removed, leave the mixed liquid of foretell window position, spacing steel mesh has restricted the thickness of the mixed liquid of spraying, and coating material thickness on the fluorescent powder colour wheel is unanimous like this to through the action that injection apparatus and coating device are accurate, make the route of coating accurate, coating dynamics and angle unanimous, reach higher quality and efficient, save process time, can solve the problem that manual operation coating is inhomogeneous, coating dynamics is inconsistent, thickness is inhomogeneous.
2. The utility model discloses an automatic coating device of phosphor powder colour wheel, its clamping device is connected with the rotating electrical machines that can rotate it, the rotating electrical machines electricity link the first color sensor, first color sensor can discern the colour of colour label and convert the signal into the control signal that control rotating electrical machines start and stop through general controller, the clamping device of this embodiment is provided with the anchor clamps that registrate with the centre bore of colour wheel base plate, place the colour wheel base plate on clamping device, the centre gripping is fixed colour wheel base plate, then the rotating electrical machines starts, the colour label that fluorescence wheel colour plate and subsides on it can be driven and rotate, until the colour label that pastes on the colour wheel base plate rotates to the position that first color sensor can discern and pause promptly, the colour that discerns accords with the colour of settlement and stops and fixes the colour wheel base plate promptly, otherwise, the rotation is continued until the next color label is identified, so that the color wheel substrate can be rapidly and accurately rotated to the set position.
3. The utility model discloses an automatic equipment that coats of phosphor powder colour wheel still be equipped with on the frame and adsorb fixed first vacuum adsorption device with the colour wheel base plate, after the rotating electrical machines rotates the colour wheel base plate to setting for the position, loosen foretell clamping device and start first vacuum adsorption device, firmly adsorb the colour wheel base plate through vacuum adsorption device and fix on the frame, the position of base plate can be fixed fast like this.
4. The utility model discloses an automatic coating equipment of phosphor powder colour wheel, injection apparatus including can be relative clamping device remove the injection manipulator, the injection manipulator be connected with can be relative self rotatory carousel, the carousel on install a plurality of mixed liquid needle tubes that are used for spraying coating material, be equipped with on the carousel and every mixed liquid needle tube corresponding position all be equipped with the second color sensor, when carrying out the injection technology, the injection manipulator remove to clamping device directly over earlier, the carousel rotates and drives mixed liquid needle tube rotate to the position that the second color sensor can discern the colour label, every second color sensor correspond a colour label on the colour wheel base plate, the colour of the colour label of discerning accords with the colour of settlement and begins to spray coating material promptly, the color wheel substrate is prevented from being placed wrongly and mutually polluting different spraying areas, manual alignment is not needed, coating materials are prevented from polluting other areas, the color wheel substrate is quickly aligned and sprayed, and the working time is saved.
5. The coating device comprises a coating mechanical arm, the coating mechanical arm is connected with a fixed disc, the fixed disc is provided with a plurality of movable scrapers which can move in parallel relative to the surface of the color wheel substrate and scrape the coating material flatly, each movable scraper is connected with a stepping motor which can push the movable scrapers to scrape flatly, a third color sensor is arranged on the coating device and at the corresponding position of each movable scraper, when the coating process is carried out, the spraying mechanical arm moves away from the position right above the clamping device, the coating mechanical arm moves to the position right above the clamping device, the spraying material with three colors is arranged in the embodiment, in order to avoid the mutual pollution of the materials, the three movable scrapers are arranged in the embodiment, each movable scraper can rotate relative to the center of the fixed disc under the pushing of the stepping motor, and the coating material is scraped in the rotating process, the force and the angle of coating are very accurate, so that the coating material is more flat and uniform and has consistent thickness.
[ description of the drawings ]
Fig. 1 is a perspective view of the automatic coating device for a phosphor color wheel of the present invention;
fig. 2 is a top view of the base of the automatic phosphor color wheel coating apparatus of the present invention;
fig. 3 is a front view of the spraying device of the automatic coating device for a phosphor color wheel of the present invention;
FIG. 4 is a bottom view of the spraying device of the automatic coating device for fluorescent color wheel of the present invention
Fig. 5 is a front view of a coating apparatus of the automatic coating apparatus for a phosphor color wheel of the present invention;
fig. 6 is a bottom view of the coating device of the automatic coating device for a phosphor color wheel of the present invention;
[ detailed description ] embodiments
The invention will be further described with reference to the accompanying drawings:
the color wheel substrate in this embodiment is disc-shaped, has a hole in the center, and is adhered with a protective film and a color label before the coating process, leaving an uncovered area to be coated. In the embodiment, the color wheel substrate is designed to be a coating material with three colors, the color wheel substrate is divided into three sector areas by taking a circle center as a center, and the color labels are arranged at boundaries of the areas.
As shown in fig. 1, 2 and 3, an automatic coating device for a fluorescent powder color wheel comprises a base 1 and a frame 2, wherein the base 1 is provided with a clamping device 11 capable of clamping a color wheel substrate and driving the color wheel substrate to rotate, the base 1 is further provided with a first color sensor 1122 capable of identifying a color label of the color wheel substrate and controlling the clamping device 11 to rotate, the frame 2 is provided with a spraying device 12 capable of spraying a coating material to the color wheel substrate, the frame 2 is further provided with a coating and scraping device 13 capable of scraping the coating material, the automatic coating device for a fluorescent powder color wheel further comprises a limiting steel mesh 3, the limiting steel mesh 3 is provided with a window matched with a region to be coated of the color wheel substrate, the frame 2 is further provided with a manipulator 14 capable of moving the limiting steel mesh 3 to the clamping device 11 and covering the color wheel substrate, placing the color wheel substrate on a clamping device 11, the clamping device 11 driving the color wheel substrate to rotate and identifying and controlling the start and stop of the rotation through the first color sensor 1122, fixing the color wheel substrate after rotating to a certain position, after fixing the color wheel substrate, a manipulator grabbing a limiting steel mesh and moving the limiting steel mesh to the clamping device and covering the limiting steel mesh on the color wheel substrate, wherein the limiting steel mesh 3 is provided with a window, after covering the color wheel substrate, a coating area is formed on the color wheel substrate at a position corresponding to the window, then a spraying device spraying a fluorescent powder mixed liquid to the coating area, a coating and scraping device 13 coating and scraping the mixed liquid sprayed onto the color wheel substrate, thereby efficiently and quickly coating the fluorescent powder color wheel, the limiting steel mesh 3 is provided with a window matched with the coating area, and the sprayed mixed liquid can only reach the surface of the color wheel substrate through the window, get rid of spacing steel mesh 3 through the coating effect of scribbling scraping device 13 again and mix the liquid unnecessary on the surface, leave the mixed liquid of foretell window position, spacing steel mesh 3 has restricted the thickness of the mixed liquid of spraying, coating material thickness on the phosphor powder colour wheel is unanimous like this, and through the action that injection apparatus and coating device are accurate, make the route of coating accurate, coating dynamics and angle are unanimous, reach higher quality and efficient, save process time, can solve manual operation coating inhomogeneous, the coating dynamics is inconsistent, the inhomogeneous problem of thickness.
As shown in fig. 3, the automatic coating apparatus for a fluorescent powder color wheel is characterized in that the holding device 11 is connected with a rotating motor 1121 capable of rotating the holding device, the rotating motor 1121 is electrically connected to the first color sensor 1122, the first color sensor 1122 can identify the color of the color label and convert the signal into a control signal for controlling the start and stop of the rotating motor through a general controller, the holding device 11 of the present embodiment is provided with a clamp which is sleeved with the central hole of the color wheel substrate, the clamp can also use an expansion mandrel to place the color wheel substrate on the holding device 11, the holding device 11 holds and fixes the color wheel substrate, then the rotating motor 1121 is started, the fluorescent wheel color plate and the color label attached thereon are driven to rotate until the color label attached on the color wheel substrate rotates to the position which the first color sensor 1122 can identify, i.e. the rotating motor stops, the color of the identified color label is consistent with the set color, namely the color wheel substrate is stopped and fixed, otherwise, the color label is continuously rotated until the next color label is identified, and therefore the color wheel substrate can be rapidly and accurately rotated to the set position.
As shown in fig. 3, the automatic phosphor color wheel coating apparatus is characterized in that a first vacuum adsorption device 111 capable of adsorbing and fixing a color wheel substrate is further disposed on the base 1, after the color wheel substrate is rotated to a set position by the rotating motor 1121, the clamping device 11 is loosened and the first vacuum adsorption device 111 is started, and the color wheel substrate is firmly adsorbed and fixed on the base 1 by the vacuum adsorption device 113, so that the position of the substrate can be quickly fixed.
As shown in fig. 3, the base 1 is further provided with a limiting plate 113 which is matched with the limiting steel mesh 3 and limits the movement of the limiting steel mesh 3, the limiting plate 113 of the embodiment is of an L-shaped structure and is attached to and matched with the edges of the limiting steel mesh 3 in two different directions, so that the translational and rotational degrees of freedom of the limiting steel mesh 3 are limited, and the position of the limiting steel mesh 3 can be accurately and rapidly limited.
As shown in fig. 4 and 5, the spraying device 12 includes a spraying manipulator 120 capable of moving relative to the clamping device 11, the spraying manipulator 120 is connected to a turntable 121 capable of rotating relative to itself, a plurality of mixed liquid needle tubes 1212 for spraying coating materials are installed on the turntable 121, a second color sensor 1211 is installed on the turntable 121 and at a corresponding position of each mixed liquid needle tube 1212, when a spraying process is performed, the spraying manipulator 120 first moves to a position right above the clamping device 11, the turntable 212 rotates to drive the mixed liquid needle tubes to rotate to a position where the second color sensor 12 can recognize a color label, each second color sensor 12 corresponds to a color label on the color wheel substrate, and spraying of the coating materials is started when the color of the recognized color label matches a set color, the second color sensor can prevent the color wheel substrate from being placed wrongly and mutually polluting different spraying areas, manual alignment is not needed, coating materials are prevented from polluting other areas, the alignment and the spraying are performed quickly, and the working time is saved.
As shown in fig. 4 and 5, each of the mixed liquid syringes 1212 is preferably connected to a replaceable needle 1213, and the detachable connection structure is provided between the needle 1213 and the mixed liquid syringe 1212, so that the flow rate and speed of the phosphor mixed liquid can be controlled by replacing needles with different diameters.
As shown in fig. 6, the coating and scraping apparatus 13 includes a coating robot 130, the coating robot 130 is connected to a fixed disk 131, a plurality of movable scrapers 1312 capable of moving parallel to the surface of the color wheel substrate and scraping the coating material are disposed on the fixed disk 131, each movable scraper 1312 is connected to a stepping motor 2212 capable of pushing the movable scraper to perform the scraping operation, a third color sensor 2213 is disposed on the coating and scraping apparatus 13 at a corresponding position of each movable scraper 1312, when performing the coating process, the spray robot 220 moves away from the clamping apparatus, the coating robot 130 moves to a position directly above the clamping apparatus 11, the coating materials of three colors are disposed in this embodiment, in order to avoid mutual contamination of the materials, three movable scrapers 1312 are disposed in this embodiment, each movable scraper 1312 can rotate relative to the center of the fixed disk 131 under the pushing of the stepping motors, the coating material is scraped in the rotating process, so that the coating force and angle are very accurate, and the coating material is smoother, more uniform and consistent in thickness. In this embodiment, a fixed scraper which is fixed relative to the position of the phosphor color wheel during coating is arranged at a position corresponding to the color label of the color wheel substrate, and the fixed scraper is attached to the surface of the substrate and located at a position corresponding to the color label, i.e., at a boundary of different regions in this embodiment, so that mutual contamination of coating materials can be prevented during coating and scraping, and the effect of stably moving the scraper is achieved.
As shown in fig. 3, the second vacuum adsorption device 114 capable of fixing the position-limiting steel net 3 is disposed on the clamping device 11 to fix the position-limiting steel net and prevent it from loosening during coating.
As an optimization, a feeding conveyer belt and a discharging conveyer belt capable of conveying the color wheel substrate are arranged near the clamping device 11, the manipulator 14 can grab the color substrate on the feeding conveyer belt and move to the clamping device 11 before grabbing the limiting steel mesh, the manipulator 14 can grab the color wheel after coating and move to the discharging conveyer belt after coating, and the manipulator 14 is provided with a vacuum adsorption device capable of adsorbing and fixing the color wheel substrate and the limiting steel mesh 3.
The present invention is not limited to the above embodiments, and the form and structure of the present invention can be changed in other forms, and all the coating processes of the workpiece can be realized or completed by using the automatic manipulator, the color sensor, the spraying device and the coating device, which all fall within the protection scope of the present invention. For example, changing the shape, structure or number of the spraying devices or the coating devices, or changing the transmission manner of the spraying manipulator or the coating manipulator, etc., should be considered to be within the protection scope of the present invention.
Claims (9)
1. The utility model provides an automatic equipment that coats of phosphor colour wheel, includes frame (1) and frame (2), its characterized in that: the machine base (1) is provided with a clamping device (11) which can clamp the color wheel substrate and drive the color wheel substrate to rotate, the base (1) is also provided with a first color sensor (1122) which can identify the color label of the color wheel substrate and control the rotation of the clamping device (11), a spraying device (12) capable of spraying coating materials to the color wheel substrate is arranged on the frame (2), a coating and scraping device (13) capable of scraping the coating material is also arranged on the frame (2), the automatic coating equipment for the fluorescent powder color wheel also comprises a limiting steel mesh (3), the limiting steel mesh (3) is provided with a window matched with a region to be coated of the color wheel substrate, the frame (2) is also provided with a manipulator (14) which can move the limiting steel mesh (3) to the clamping device (11) and cover the color wheel substrate.
2. The phosphor color wheel automatic coating device of claim 1 wherein: a rotary motor (1121) capable of rotating the holding device (11) is connected to the holding device (11), and the rotary motor (1121) is electrically connected to the first color sensor (1122).
3. The phosphor color wheel automatic coating device of claim 1 wherein: the base (1) is also provided with a first vacuum adsorption device (111) capable of adsorbing and fixing the color wheel substrate.
4. The phosphor color wheel automatic coating device of claim 1 wherein: the machine base (1) is also provided with a limiting plate (113) which is matched with the limiting steel mesh (3) and limits the movement of the limiting steel mesh.
5. The phosphor color wheel automatic coating device of claim 1 wherein: the spraying device (12) comprises a spraying mechanical arm (120) capable of moving relative to the clamping device (11), the spraying mechanical arm (120) is connected with a rotary table (121) capable of rotating relative to the spraying mechanical arm, a plurality of mixed liquid needle tubes (1212) used for spraying coating materials are mounted on the rotary table (121), and second color sensors (1211) are arranged on the rotary table (121) and at corresponding positions of each mixed liquid needle tube (1212).
6. The phosphor color wheel automatic coating device of claim 5 wherein: each mixed liquid needle tube (1212) is connected with a replaceable needle (1213).
7. The phosphor color wheel automatic coating device of claim 1 wherein: the coating and scraping device (13) comprises a coating manipulator (130), the coating manipulator (130) is connected with a fixed disc (131), a plurality of movable scrapers (1312) which can move in parallel relative to the surface of the color wheel substrate and can scrape coating materials are arranged on the fixed disc (131), each movable scraper (1312) is connected with a stepping motor (1313) capable of pushing the movable scraper to scrape, and a third color sensor (1311) is arranged on the coating and scraping device (13) and at the corresponding position of each movable scraper (1312).
8. The phosphor color wheel automatic coating device of claim 1 wherein: the machine base (1) is provided with a second vacuum adsorption device (114) capable of fixing the limiting steel mesh (3).
9. The phosphor color wheel automatic coating device of claim 1 wherein: and a third adsorption device capable of adsorbing the steel mesh (3) is arranged on the manipulator (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921398246.3U CN212284549U (en) | 2019-08-26 | 2019-08-26 | Automatic coating equipment for fluorescent powder color wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921398246.3U CN212284549U (en) | 2019-08-26 | 2019-08-26 | Automatic coating equipment for fluorescent powder color wheel |
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| Publication Number | Publication Date |
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| CN212284549U true CN212284549U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921398246.3U Active CN212284549U (en) | 2019-08-26 | 2019-08-26 | Automatic coating equipment for fluorescent powder color wheel |
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| CN (1) | CN212284549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575927A (en) * | 2019-08-26 | 2019-12-17 | 广东联大光电有限公司 | Automatic coating equipment for fluorescent powder color wheel |
-
2019
- 2019-08-26 CN CN201921398246.3U patent/CN212284549U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110575927A (en) * | 2019-08-26 | 2019-12-17 | 广东联大光电有限公司 | Automatic coating equipment for fluorescent powder color wheel |
| CN110575927B (en) * | 2019-08-26 | 2024-08-20 | 广东联大光电有限公司 | Automatic coating equipment for fluorescent powder color wheel |
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