CN203450395U - Device for feeding LED fluorescent powder in micro-amount and even mode - Google Patents
Device for feeding LED fluorescent powder in micro-amount and even mode Download PDFInfo
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- CN203450395U CN203450395U CN201320489150.4U CN201320489150U CN203450395U CN 203450395 U CN203450395 U CN 203450395U CN 201320489150 U CN201320489150 U CN 201320489150U CN 203450395 U CN203450395 U CN 203450395U
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- feeding
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Abstract
The utility model discloses a device for feeding LED fluorescent powder in a micro-amount and even mode. According to the device for feeding the LED fluorescent powder in the micro-amount and even mode, the fluorescent powder is evenly fed into a container through vibration of a vibrator fixed to a platform. The device for feeding the LED fluorescent powder in the micro-amount and even mode comprises a feeding funnel, a hopper, the vibrator and funnel supports, wherein the vibrator is fixed to the platform, the hopper is formed in an integrated mode, a material collecting cavity is formed in one end of the hopper, a feeding part is arranged at the other end of the hopper, the hopper is fixed to the vibrator, a small feeding pipe is arranged in the hopper and is communicated with the material collecting cavity, the other end of the small feeding pipe is communicated with a large feeding pipe, the other end of the large feeding pipe is connected with a feeding elbow, a fine sieving net is arranged at the position wherein the large feeding pipe is connected with the feeding elbow, the number of the funnel supports is four, the four funnel supports are arranged on the two sides of the vibrator respectively and are fixed horizontally, the other end of each funnel support is fixed to the feeding funnel, and the feeding funnel is fixed to a portion over the material collecting cavity of the hopper through the funnel supports.
Description
Technical field
The present invention relates to field of precision instruments, relate in particular to the balanced pay-off of a kind of LED fluorescent material trace.
Background technology
In fields such as analysis of experiments, micro-element interpolation, fine chemistry industries, the accuracy requirement of batching is very high, generally need to reach ± 10mg need to reach ± 0.1mg of the requirement of higher occasion.
At present, in the accurate proportioning of needs, high precision batching occasion, substantially still adopt artificial proportioning mode, precision and multiplicity all manually determine by operating personal.Precision aspect, because operating personal duplication of labour intensity is larger, is difficult to guarantee the precision in ± 0.1mg scope.Multiplicity aspect, due to the operant level of each operating personal and the characteristic of various raw materials inconsistent, will cause multiplicity aspect without any reliability and repeatability.
With respect to manual operation, mechanical equipment and Programmable Logic Controller have very superior characteristic aspect multiplicity.In the accurate blending process of various raw materials and various formulas, the software of mechanical equipment and Programmable Logic Controller, can the more stable requirement that reaches reliably precision and multiplicity.
In prior art, the use of LED lamp is universal, and the shades of colour that LED lamp sends is all to process by fluorescent material being set on LED lamp, and the adjusting of its color, proportioning are very strict, deals with meeting generation color and actual required color error improperly larger.
At present, the mode that the proportioning of fluorescent material adopts is the transport tape by instrument, and fluorescent material is delivered in container, and this mode has more shortcoming:
1. the output of the discharging opening of hopper is inhomogeneous;
2. the fluorescent material skewness on transport tape;
3. easily cause feed pipe to stop up;
4. the fluorescent material in input pod is larger with the proportioning proportional error needing.
Summary of the invention
The technical problem to be solved in the present invention has been to provide a kind of balanced pay-off of fluorescent material trace with 0.1 milligram of operational throughput.
For solving the problems of the technologies described above, the present invention realizes by following scheme: the balanced pay-off of a kind of LED fluorescent material trace, this pay-off is by being fixed on the vibration of the vibrator on platform, fluorescent material is sent in receptacle uniformly, it comprises feed funnel, hopper, vibrator, funnel stand, described vibrator is fixed on platform, hopper is one-body molded, one end is the cavity that connects material, the other end is feeding part, hopper is fixed on vibrator, and portion is provided with a feeding tubule within it, this feeding tubule is communicated with the cavity that connects material, the other end is communicated with feeding bassoon, the feeding bassoon other end is connected with blanking elbow, and be provided with a fine screen mesh in its junction, described funnel stand is provided with four, divide the both sides that occupy vibrator, and level is fixed, the funnel stand other end is fixed on feed funnel, described feed funnel is fixed on hopper by funnel stand and connects material directly over cavity.
Further, two left sides that are fixed on vibrator one side of described funnel stand, another two the right that are fixed on vibrator opposite side.
Further, the diameter of described feeding bassoon is greater than the diameter of feeding tubule.
Further, described blanking elbow is connected with feeding bassoon is vertical.
Further, described hopper discharging opening is provided with a funnel screen cloth.
Further, the diameter of described feeding tubule is between 1mm-5mm, and the diameter of feeding bassoon is between 2mm-10mm.
Further, the hole of described funnel screen cloth is at least square or circular, and the single hole area of screen cloth is between 0.1-1 square millimeter, and screen cloth thickness is at 0.1-2mm.
Beneficial effect of the present invention is as follows:
1, described funnel stand is fixed on vibrator both sides, its objective is the vibration of vibrator is passed to feed funnel, completes the fluorescent material broken arch function in feed funnel;
2, the feeding tubule in hopper is connected with feeding bassoon, its objective is the harmony that realizes fluorescent material course of conveying;
3. in bottom, establish a vibrator, by vibration, make fluorescent material enter feed pipe;
4. the cavity that connects material becomes skewed, just forms the directivity of a vibration, and fluorescent material is along with the feeding mouth direction motion of vibration towards feeding tubule;
5. the balanced pay-off of fluorescent material trace of the present invention can reach 10 grams of above fluorescent material operational throughpuies of per minute, and precision can reach below 0.1 milligram;
6. without manual intervention, can automatically complete;
7. the full mode of vibration that adopts is accurately sent fluorescent material, cost-saving, and delivery precision is high.
Accompanying drawing explanation
Fig. 1 is the balanced pay-off schematic diagram of fluorescent material trace of the present invention.
Fig. 2 is the discharge port end enlarged drawing of the balanced pay-off of fluorescent material trace of the present invention.
When Fig. 3 is the balanced pay-off operation of fluorescent material of the present invention trace R grain weight amount and arrive this weight after frequency switch schematic diagram.
When Fig. 4 is the balanced pay-off operation of fluorescent material of the present invention trace G grain weight amount and arrive this weight after frequency switch schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is elaborated.
As Fig. 1, shown in Fig. 2, the balanced pay-off of a kind of LED fluorescent material trace, this pay-off is by being fixed on the vibration of the vibrator on platform, fluorescent material is sent in receptacle uniformly, it comprises feed funnel 2, hopper 1, vibrator 6, funnel stand 8, described vibrator 6 is fixed on platform, hopper 1 is one-body molded, one end is the cavity that connects material, the other end is feeding part, hopper 1 is fixed on vibrator 6, and portion is provided with a feeding tubule 4 within it, this feeding tubule 4 is communicated with the cavity that connects material, the other end is communicated with feeding bassoon 7, feeding bassoon 7 other ends are connected with blanking elbow 5, and in its junction, be provided with a fine screen mesh 9, described funnel stand 8 is provided with four, divide the both sides that occupy vibrator 6, and level is fixed, funnel stand 8 other ends are fixed on feed funnel 2, described feed funnel 2 is fixed on hopper 1 by funnel stand 8 and connects material directly over cavity.
8 two left sides that are fixed on vibrator 6 one sides of described funnel stand, another two the right that are fixed on vibrator 6 opposite sides.The diameter of described feeding bassoon 7 is greater than the diameter of feeding tubule 4, and the diameter of this feeding tubule 4 is between 1mm-5mm, and the diameter of feeding bassoon 7 is between 2mm-10mm.Described blanking elbow 5 is connected with feeding bassoon 7 is vertical, and fluorescent material, by the fine screen mesh 9 of junction, can not produce sputtering phenomenon, prevents that fluorescent material from dropping down onto receptacle outside.Described hopper 1 discharging opening is provided with a funnel screen cloth 3, the hole of this funnel screen cloth 3 is at least square or circular, the single hole area of screen cloth is between 0.1-1 square millimeter, screen cloth thickness is at 0.1-2mm, comparatively evenly gentle during its blanking, after vibration diminishes, can stop the blanking of bulk fluorescent material, thereby the precision reaching below 0.1mg is distributed.
A method of operation for the balanced pay-off of LED fluorescent material trace, the method comprises the following steps:
1, get the some weight of fluorescent material, insert feed funnel 2, and set parameters on the controller being connected with device;
2, starting switch, vibrator 6 vibrations, drive feed funnel 2 vibrations by funnel stand 8, and fluorescent material is by vibrating gentle the connecting material in cavity on hopper 1 of falling into;
3, hopper 1 is placed on vibrator 6, and with vibrator 6 vibrations, the fluorescent material in the cavity that connects material is to 4 motions of feeding tubule;
4, feeding tubule 4 is communicated with feeding bassoon 7, and fluorescent material is through vibration to feeding bassoon 7 inlet point direction motions, and in order to prevent that fluorescent material is in the interior obstruction of feeding tubule 4, feeding bassoon 7 diameters are greater than feeding tubule 4;
5, fluorescent material is through vibration to the 5 direction motions of blanking elbow, and blanking elbow 5 is connected with feeding bassoon 7 is vertical, and in junction, is provided with a fine screen mesh 9, fluorescent material is by fine screen mesh 9, can not produce sputtering phenomenon, fluorescent material can fall in receptacle accurately, improves the distributing precision of fluorescent material;
6, fluorescent material is through fine screen mesh 9, more vertically falls in receptacle by blanking elbow 5, and receptacle is placed with accurate weight sensing instrument below, and fluorescent material is accurately weighed.
By a plurality of pay-offs of the present invention, carry out feeding proportioning, its accurate proportioning can reach the proportional quantity of 0.1 milligram, makes the lighting technology of LED have more maturation.
Embodiment: be equipped with a kind of RG fluorescent material 20g, first analyze each composition proportion ratio of this RG fluorescent material, the proportioning ratio that fluorescent material R is red, G is blue is 4:1, and the required weight of R powder and G powder is respectively 16g, 4g, the error of permission 0.3mg.
1), ready fluorescent material R is red, the blue two kinds of powder of G, get respectively 30g, 15g and be fed into respectively in two pay-offs of the present invention, and dispose a receptacle in the outlet of the blanking bend pipe 5 of two pay-offs, receptacle is placed on a precision weighing device;
2), apparatus of the present invention connect a controller, this controller, by touch screen operation, is inside provided with an operating software, operating procedure that can setting device by this software, arranges parameters and starts;
3, suppose that two devices are respectively device X, device Y, the corresponding R powder of difference, G powder, vibrator is according to the frequency vibration of setting, by vibration R powder, from feed funnel 2, flow out, fall into the cavity that connects material on hopper 1, continuous shaking then, R powder, G powder can move to discharging opening direction with vibration;
4, as shown in Figure 3, above-mentioned 3 device X mode of vibration is: R powder aim parameter is 16g, first by the higher frequency vibration of frequency, as 300HZ, the powder falling in receptacle is 6.0000g, take frequency as 200HZ vibration again, the powder weight of falling in receptacle is 10.0000g, again with 100HZ, 60HZ frequency is vibrated successively, when also remaining 10mg and not falling into container, oscillation frequency transfers 7 to, the amount that R powder is fallen into receptacle at every turn reaches the operational throughput of 0.1mg, when showing that screen display weight is 15.9998g, device X stops vibration, error is 0.2mg, in the error limit allowing,
5, as shown in Figure 4, the mode of vibration of above-mentioned 3 device Y is: MG powder aim parameter is 4g, first by the higher frequency vibration of frequency, as 100HZ, the powder falling in receptacle is 3.80g, take frequency as 60HZ vibration again, after falling into powder weight in receptacle and being 3.9g, with 20HZ, vibrate again, when also poor 10mg does not fall into container, oscillation frequency transfers 7HZ to, the amount that R powder is fallen into receptacle at every turn reaches the operational throughput of 0.1mg, when showing that screen display weight is 3.9999g, device Y stops vibration, error limit is at 0.1mg, in the error limit in allowing,
6, receptacle is taken out, the mixed fluorescent powder in receptacle is this proportioning, and its proportioning accuracy rate is high, and therefore, the color after batching and the actual required color degree of approach are high.
In above-mentioned steps, its cutting mode is for first quick and back slow, by the precision weighing device under receptacle, react weight to controller, the blanking rhythm of controller control setup, when last only remaining 10 milligrams while reaching aim parameter, vibrator 6 oscillation frequencys are the slowest, and it is the slowest that blanking velocity reaches, therefore the blanking velocity that can reach 0.1 milli gram/times, final expected value is to approach very much needed weight.
The foregoing is only the preferred embodiment of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. the balanced pay-off of LED fluorescent material trace, it is characterized in that: this pay-off is by being fixed on the vibration of the vibrator on platform, fluorescent material is sent in receptacle uniformly, it comprises feed funnel (2), hopper (1), vibrator (6), funnel stand (8), described vibrator (6) is fixed on platform, hopper (1) is one-body molded, one end is the cavity that connects material, the other end is feeding part, hopper (1) is fixed on vibrator (6), and portion is provided with a feeding tubule (4) within it, this feeding tubule (4) is communicated with the cavity that connects material, the other end is communicated with feeding bassoon (7), feeding bassoon (7) other end is connected with blanking elbow (5), and in its junction, be provided with a fine screen mesh (9), described funnel stand (8) is provided with four, divide the both sides that occupy vibrator (6), and level is fixed, funnel stand (8) other end is fixed on feed funnel (2), described feed funnel (2) is fixed on hopper (1) by funnel stand (8) and connects material directly over cavity.
2. the balanced pay-off of a kind of LED fluorescent material trace according to claim 1, is characterized in that: (8) two left sides that are fixed on vibrator (6) one sides of described funnel stand, another two the right that are fixed on vibrator (6) opposite side.
3. the balanced pay-off of a kind of LED fluorescent material trace according to claim 1, is characterized in that: the diameter of described feeding bassoon (7) is greater than the diameter of feeding tubule (4).
4. the balanced pay-off of a kind of LED fluorescent material trace according to claim 1, is characterized in that: described blanking elbow (5) and vertical connection of feeding bassoon (7).
5. the balanced pay-off of a kind of LED fluorescent material trace according to claim 1, is characterized in that: described hopper (1) discharging opening is provided with a funnel screen cloth (3).
6. according to the balanced pay-off of a kind of LED fluorescent material trace described in claim 1 or 3, it is characterized in that: the diameter of described feeding tubule (4) is between 1mm-5mm, and the diameter of feeding bassoon (7) is between 2mm-10mm.
7. the balanced pay-off of a kind of LED fluorescent material trace according to claim 5, is characterized in that: the hole of described funnel screen cloth (3) is at least square or circular, and the single hole area of screen cloth is between 0.1-1 square millimeter, and screen cloth thickness is at 0.1-2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489150.4U CN203450395U (en) | 2013-08-12 | 2013-08-12 | Device for feeding LED fluorescent powder in micro-amount and even mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320489150.4U CN203450395U (en) | 2013-08-12 | 2013-08-12 | Device for feeding LED fluorescent powder in micro-amount and even mode |
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| Publication Number | Publication Date |
|---|---|
| CN203450395U true CN203450395U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320489150.4U Withdrawn - After Issue CN203450395U (en) | 2013-08-12 | 2013-08-12 | Device for feeding LED fluorescent powder in micro-amount and even mode |
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| CN (1) | CN203450395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407597A (en) * | 2013-08-12 | 2013-11-27 | 深圳市靶心配比科技有限公司 | Trace-amount and balanced light-emitting diode (LED) fluorescent powder feeding device and operation method thereof |
| CN114735254A (en) * | 2022-06-09 | 2022-07-12 | 北京先通国际医药科技股份有限公司 | Subpackaging device and method for radioactive particles and application of subpackaging device and method |
-
2013
- 2013-08-12 CN CN201320489150.4U patent/CN203450395U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407597A (en) * | 2013-08-12 | 2013-11-27 | 深圳市靶心配比科技有限公司 | Trace-amount and balanced light-emitting diode (LED) fluorescent powder feeding device and operation method thereof |
| CN103407597B (en) * | 2013-08-12 | 2015-11-25 | 深圳市靶心配比科技有限公司 | A kind of LED fluorescent powder balanced pay-off of trace and method of operation thereof |
| CN114735254A (en) * | 2022-06-09 | 2022-07-12 | 北京先通国际医药科技股份有限公司 | Subpackaging device and method for radioactive particles and application of subpackaging device and method |
| CN114735254B (en) * | 2022-06-09 | 2022-08-26 | 北京先通国际医药科技股份有限公司 | Device and method for subpackaging radioactive particles and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |