CN116230818A - Online automatic operation system and method for multiple LED sorting machines - Google Patents
Online automatic operation system and method for multiple LED sorting machines Download PDFInfo
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- CN116230818A CN116230818A CN202310497012.9A CN202310497012A CN116230818A CN 116230818 A CN116230818 A CN 116230818A CN 202310497012 A CN202310497012 A CN 202310497012A CN 116230818 A CN116230818 A CN 116230818A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/005—Processes
- H01L33/0095—Post-treatment of devices, e.g. annealing, recrystallisation or short-circuit elimination
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67271—Sorting devices
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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
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses an online automatic operation system and method for a plurality of LED sorting machines, comprising the following steps: the material rack platform is used for arranging a plurality of BIN sheets; the conveying platform and the executing mechanism are connected with the material rack platform and are configured to transfer target BIN sheets in the material rack platform to a transfer BIN material box in the conveying platform; and the sorting machines are connected with the transmission platform and are used for receiving and transferring target BIN sheets in the BIN material box. The invention can improve the production efficiency and reduce the reworking and scrapping of the semi-finished BIN at the same time, thereby achieving the purpose of saving the processing cost.
Description
Technical Field
The invention relates to the technical field of LED chip sorting, in particular to an online automatic operation system and method for a plurality of LED sorting machines.
Background
An LED wafer is subjected to epitaxial growth, graphic processing, thinning and cutting to form an LED chip to be borne on a blue film, the photoelectric characteristics of each chip are different due to uniformity difference of epitaxial growth and the like, after the LED wafer is tested by an LED spot tester, different BIN grades are required to be formed according to different photoelectric parameter intervals in a classified manner according to the requirements of customers, and then the chips with the same BIN grade are concentrated on the blue film by an LED chip sorting machine to form BIN for use.
The existing sorters are provided with 1 wafer material box and 7 or 8 BIN material boxes, the maximum processable BIN grade is 150 or 175, the BIN grade and the BIN quantity are limited, and the material boxes of each sorter are special for the current sorters.
In the sorting operation process, if the cutting machine is used for processing LED products with other sizes and patterns, BIN products in all BIN material boxes in the sorting machine are required to be settled, then the setting parameters are reconfigured for processing the next product, and the number of the settled unfilled semi-finished BIN sheet parts is less, and the rearrangement and reworking or scrapping treatment is required, so that more reworking and material waste are caused.
Wherein the abbreviations mentioned above are specifically:
an LED: a light emitting diode;
BIN: the LED chips are classified according to photoelectric parameters to form different grades of generic names;
wafer: an LED wafer.
Disclosure of Invention
Accordingly, in response to at least one of the above-identified deficiencies or improvements in the prior art, the present invention provides an on-line automated job system for a plurality of LED sorters, the system comprising:
the material rack platform is used for arranging a plurality of BIN sheets;
a transfer platform and an actuator coupled to the work rest platform, configured to transfer target BIN sheets in the work rest platform to a transfer BIN cartridge in the transfer platform;
and the sorting machines are connected with the transmission platform and are used for receiving the target BIN sheets in the transfer BIN material box.
Further, the material rack platform is provided with a processor, generates analysis of BIN sheets in the BIN material box of the sorting machine, generates corresponding control information and sends the control information to the execution mechanism for execution.
Further, the transmission platforms are distributed on two sides of the transmission platform.
Further, only one wafer material box and one BIN material box are arranged in the sorting machine.
Further, a slide rail and a clamping jaw are arranged in the sorting machine.
The invention also discloses an online automatic operation method of the plurality of LED sorting machines, which comprises the following steps:
determining a target BIN sheet, and transferring the target BIN sheet from a material frame platform to a transmission platform;
the target BIN sheet is transmitted to a corresponding sorting machine position on the transmission platform;
the sorter is configured to obtain the target BIN sheet from the transport platform.
Further, the method for determining the target BIN slice comprises the following steps: determining the position of the transmission platform, determining the position of the sorting machine, and configuring the target BIN sheet at the position;
further, the method comprises the steps of,
when the sorting machine processing station does not occupy the first grade of the target BIN sheet, directly distributing the target BIN sheet into a corresponding first grade of buffer BIN material box of the sorting machine;
and when the processing stations of the sorting machine are occupied for the target BIN sheets of the first grade, monitoring whether other processing stations of other sorting machines of the same grade are processed, sorting according to the number of the last BIN grade of the processing stations of other sorting machines, preferentially processing the processing station with the highest number of the last BIN grade until all the BIN grades corresponding to the processing stations of the sorting machine are processed, and circularly processing the target BIN sheets of the next grade.
Further, the method for the sorter to obtain the target BIN sheet comprises the following steps: and grabbing the target BIN sheet from a transfer material box in the transmission platform, and placing the target BIN sheet in a material box configured by the sorting machine.
Further, the material rack platform supplements BIN sheets from the previous platform; and a BIN material box is arranged in the sorting machine.
In general, compared with the prior art, the above technical solutions of the inventive concept can achieve the following beneficial effects:
according to the online automatic operation system and method for the plurality of LED sorting machines, the whole sorting system is flattened, the material rack platforms for storing BIN in a centralized manner are arranged, and the plurality of sorting machines are arranged, so that the same product can share the BIN material box, the processed BIN grade is not limited, and the BIN quantity can be increased without limit; in addition, the material boxes in the sorting machine are reduced, only one wafer material box and one BIN material box are arranged, the BIN grade processing is completed rapidly, the production efficiency is improved, the reworking and scrapping of the semi-finished BIN are reduced, and the purpose of saving the processing cost is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the configuration and composition of a separator according to the prior art;
FIG. 2 is a schematic diagram of an improved automated operating system architecture according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Fig. 1 is a schematic diagram of the configuration and composition of a classifier according to the prior art, wherein each classifier is provided with 1 wafer magazine and 7 or 8 BIN magazines, the maximum processable BIN class is 150 or 175, and the magazine of each classifier is unique to the current classifier.
The technical conception of the invention is to improve the integral LED sorting system, the integral sorting system is flattened, a material rack platform for storing BIN in a concentrated way is arranged, the same product sharing BIN material boxes are realized, a plurality of sorting machines are arranged, the material boxes in the sorting machines are reduced, only one wafer material box and one BIN material box are arranged, the processed BIN grade is not limited, and the quantity of the BIN grade is also increased without limitation; in addition, the same product can share BIN sheets, the BIN grade processing is completed rapidly, the production efficiency is improved, and meanwhile, reworking and scrapping of semi-finished BIN are reduced, so that the purpose of saving processing cost is achieved.
The invention firstly relates to an online automatic operation system of a plurality of LED sorting machines, which comprises:
the material rack platform is used for arranging a plurality of BIN sheets; according to the material rack platform, a plurality of BIN sheets can be placed, and the material rack platform is connected with a previous process platform of the sorting process platform after the BIN sheets are transferred to the transmission platform, so that the BIN sheets are supplemented in the material rack platform; because a plurality of BIN sheets are concentrated on the material rack platform and can be supplemented at any time, the BIN grade and the BIN quantity are not limited.
And the transmission platform and the execution mechanism are connected with the material rack platform and are configured to transfer the target BIN sheets in the material rack platform to the transfer BIN material box in the transmission platform.
Wherein, as a preferred embodiment of the invention, the actuator comprises: the operation executing mechanism supplements the BIN sheets, and transfers the BIN sheets in the material rack platform to the executing mechanism in the transmission platform; specific embodiments include actuators that are not limited to robotic arms, manipulators, mechanical clips, and the like.
The transmission platform is in the form of a pipeline platform capable of being arranged in a transmission way, and the specific structural form comprises a linear platform arranged in the mode of not being limited to the mode shown in fig. 2, a ring shape or a multi-branch structural channel. Preferably in a manner that a transfer magazine is placed in the transport platform, the BIN sheet taken out of the magazine platform is transferred into the transfer BIN magazine.
The system further comprises a plurality of sorting machines which are connected with the transmission platform and are used for receiving corresponding target BIN sheets in the transfer BIN material box, so that BIN grades can be divided into finer grades, and the division of the BIN grades is not limited; and the BIN grade processing can be completed rapidly, so that the production efficiency is improved; in addition, reworking and scrapping of the semi-finished BIN sheet are reduced when varieties are switched, and processing cost is saved.
The material rack platform is provided with a processor, generates analysis of BIN sheets in a BIN material box of the sorting machine, generates corresponding control information and sends the control information to the execution mechanism for execution; wherein the control information includes, but is not limited to, supplementing the BIN slice or transferring the BIN slice to a transport platform.
As a preferable mode of arranging the sorting machine, as shown in fig. 2, the sorting machine is distributed on two sides of the conveying platform, so that the conveying paths are reduced to a certain extent, and the working efficiency is improved.
Preferably, only one wafer magazine and one BIN are provided in the classifier.
Preferably, a sliding rail and a clamping jaw are arranged in the sorting machine; and grabbing the corresponding BIN sheet from the transmission platform. As other embodiments, a blanking device can be directly arranged between the conveying platform and the sorting machine, and BIN sheets are blanked from the intermediate transfer box to the corresponding sorting machine.
The invention further discloses an online automatic operation method of the plurality of LED sorting machines, which comprises the following steps:
determining a target BIN sheet, and transferring the target BIN sheet from the material frame platform to a transmission platform;
the target BIN sheet is transmitted to the corresponding sorting machine position on a transmission platform;
the sorter is configured to obtain the target BIN sheet from the transport platform.
Preferably, the method for determining the target BIN slice is as follows: and determining the position of the transmission platform, determining the position of the sorting machine, and configuring the target BIN sheet at the position.
Dividing the LED chips into different BIN grades according to photoelectric parameters of the LED chips; it should be understood by those skilled in the art that in order to prevent the blue film from being deformed, the BIN level is selected in the following order in preparation for the wafer scan: and selecting from a small number to a large number according to the BIN number to be selected.
When the processing station of the sorting machine does not occupy the target BIN sheets of the first level, directly distributing the target BIN sheets into the buffer BIN material boxes of the first level of the corresponding sorting machine;
when the processing stations of the sorting machine are occupied for the target BIN sheets of the first grade, monitoring whether other processing stations of other sorting machines of the same grade are processed, sorting according to the number of the last BIN grade of the processing stations of the other sorting machines, preferentially processing the processing station with the largest number of the last BIN grade until all the BIN grades corresponding to the processing stations of the sorting machine are processed, and circularly processing the target BIN sheets of the next grade.
More specifically, assuming that the number of full BIN is n, the number of BIN that is generally reworked or scrapped is smaller
n, in order to avoid reworking and scrapping of BIN products, when wafer scanning is ready for picking, the default BIN grade picking sequence is carried out sequentially from less to more according to the number of BIN grades. Firstly, distributing unoccupied BIN sheets of other picking stations to a buffer BIN material box of a current station by using an automatic material system, when the station needs to process occupied BIN sheets, monitoring whether processing of other stations is finished by the system, determining a queuing order according to the number of previous BIN grade particles processed by the current station, processing the next grade by skipping the current occupied grade after the priority, queuing again after the next grade is finished, requesting to occupy the BIN grade sheets, and sequentially cycling until the occupied BIN grade processing is finished.
When the BIN sheet waiting for occupation is monitored for too long, the number of occupied stations after processing the BIN level is calculated, if the number is not less than
n, the waiting station can take new empty BIN sheets for crystal arrangement, and occupies BIAfter the N grades are processed, the number of the particles can be counted in advance for blanking.
Preferably, the method for configuring the sorter to acquire the target BIN sheet is as follows: and grabbing the target BIN sheet from a transfer material box in the transmission platform, and placing the target BIN sheet in a material box configured by a sorting machine.
Preferably, the rack platform supplements the BIN sheet from the previous platform.
Preferably, a BIN is configured in the separator; the BIN grade can be classified into finer grades, so that the BIN grade is not limited; and the BIN grade processing can be completed rapidly, so that the production efficiency is improved; in addition, reworking and scrapping of the semi-finished BIN sheet are reduced when varieties are switched, and processing cost is saved.
As shown in fig. 2, the BIN material boxes in the machine platform are reduced and concentrated to the material frame, a sliding rail and a middle transfer material box are arranged at the rear of the sorting machine to transfer BIN sheets, a manipulator is arranged between the tail end of the sliding rail and the material frame and used for transferring the BIN sheets between the material frame and the middle transfer material box, and the middle transfer material box and the BIN sheets of the material boxes in the sorting machine platform are transferred by using the sliding rail and the clamping jaw which are arranged in the sorting machine. Before each sorting action of the sorting machine, the BIN sheets which are preferentially used by the sorting machine are distributed into BIN boxes of the sorting machine in advance by a computer program at the material rack end, and the BIN sheets are distributed and replaced in time by the computer at the material rack end in the sorting process of the sorting machine.
The method breaks through the unique use method of the BIN sheet single machine of the conventional sorting machine, and can realize the sharing of BIN sheets of products of the same variety through the scheme. In addition, the automatic assembly line of sorting operation is realized through the mode that the sliding rail and the middle-rotating material box are arranged at the rear of the machine table.
Because BIN sheets are concentrated on the material rack, the BIN dividing number of the product is not limited by 150 BIN grades at maximum of the prior sorting machine, and the BIN grade number can be increased without limit according to the demands of customers;
the same variety can share BIN sheets, and the processing amount of a specific BIN grade can be rapidly finished through the distribution of a computer at a material rack end, so that the order completion rate is increased, and the efficiency is improved;
the same variety can share BIN sheets, so that reworking and scrapping of semi-finished BIN can be greatly reduced when varieties are switched, and the processing cost is saved;
through setting up slide rail and well change magazine at the sorter rear, can realize that the sorter is automatic to be supplied with BIN piece and collect full material, reduce operative employee's work load, improve the degree of automation of sorting operation.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (10)
1. An on-line automated operating system for a plurality of LED sorters, the system comprising:
the material rack platform is used for arranging a plurality of BIN sheets;
a transfer platform and an actuator coupled to the work rest platform, configured to transfer target BIN sheets in the work rest platform to a transfer BIN cartridge in the transfer platform;
and the sorting machines are connected with the transmission platform and are used for receiving the target BIN sheets in the transfer BIN material box.
2. The system of claim 1, wherein the rack platform has a processor to generate an analysis of BIN sheets in BIN BINs of the sorter and to generate corresponding control information for execution by the actuator.
3. The on-line automated operation system for a plurality of LED sorters according to claim 1 or 2, wherein said sorters are disposed on both sides of said transport platform in a distributed manner.
4. The system of claim 3, wherein only one wafer magazine and one BIN are provided in the sorter.
5. The on-line automated job system for multiple LED sorters of claim 3, wherein the sorters are provided with slide rails and jaws.
6. An online automatic operation method for a plurality of LED sorting machines is characterized by comprising the following steps:
determining a target BIN sheet, and transferring the target BIN sheet from a material frame platform to a transmission platform;
the target BIN sheet is transmitted to a corresponding sorting machine position on the transmission platform;
the sorter is configured to obtain the target BIN sheet from the transport platform.
7. The method for online automated operation of a plurality of LED sorters according to claim 6, wherein said method for determining said target BIN sheet comprises:
and determining the position of the transmission platform, determining the position of the sorting machine, and configuring the target BIN sheet at the position.
8. The method for on-line automated operation of a plurality of LED sorters as recited in claim 7, wherein,
when the sorting machine processing station does not occupy the first grade of the target BIN sheet, directly distributing the target BIN sheet into a corresponding first grade of buffer BIN material box of the sorting machine;
and when the processing stations of the sorting machine are occupied for the target BIN sheets of the first grade, monitoring whether other processing stations of other sorting machines of the same grade are processed, sorting according to the number of the last BIN grade of the processing stations of other sorting machines, preferentially processing the processing station with the highest number of the last BIN grade until all the BIN grades corresponding to the processing stations of the sorting machine are processed, and circularly processing the target BIN sheets of the next grade.
9. The method of on-line automated job for a plurality of LED sorters as set forth in claim 7, wherein the sorters are configured to obtain the target BIN sheet by: and grabbing the target BIN sheet from a transfer material box in the transmission platform, and placing the target BIN sheet in a material box configured by the sorting machine.
10. The method for online and automatic operation of a plurality of LED sorters according to any one of claims 7 to 9, wherein the rack platform supplements BIN sheets from a previous platform; and a BIN material box is arranged in the sorting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310497012.9A CN116230818B (en) | 2023-05-05 | 2023-05-05 | Online automatic operation system and method for multiple LED sorting machines |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310497012.9A CN116230818B (en) | 2023-05-05 | 2023-05-05 | Online automatic operation system and method for multiple LED sorting machines |
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| CN116230818A true CN116230818A (en) | 2023-06-06 |
| CN116230818B CN116230818B (en) | 2023-08-01 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100969975B1 (en) * | 2010-04-05 | 2010-07-15 | (주)큐엠씨 | Led chip sorting apparatus and calibration unit therein |
| JP3165648U (en) * | 2010-11-16 | 2011-01-27 | 梭特科技股▲ふん▼有限公司 | Multiple parallel automatic chip sorter |
| US20140262979A1 (en) * | 2013-03-14 | 2014-09-18 | Anthony C. Bonora | Tray Engine and Methods for Transferring Trays To and From Tools and in Sorters |
| CN105321860A (en) * | 2014-06-27 | 2016-02-10 | 旺矽科技股份有限公司 | Full automatic feeding/discharging device and control method |
| CN112317339A (en) * | 2020-09-10 | 2021-02-05 | 中国石油大学(华东) | LED wafer sorting system and sorting method thereof |
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2023
- 2023-05-05 CN CN202310497012.9A patent/CN116230818B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100969975B1 (en) * | 2010-04-05 | 2010-07-15 | (주)큐엠씨 | Led chip sorting apparatus and calibration unit therein |
| JP3165648U (en) * | 2010-11-16 | 2011-01-27 | 梭特科技股▲ふん▼有限公司 | Multiple parallel automatic chip sorter |
| US20140262979A1 (en) * | 2013-03-14 | 2014-09-18 | Anthony C. Bonora | Tray Engine and Methods for Transferring Trays To and From Tools and in Sorters |
| CN105321860A (en) * | 2014-06-27 | 2016-02-10 | 旺矽科技股份有限公司 | Full automatic feeding/discharging device and control method |
| CN112317339A (en) * | 2020-09-10 | 2021-02-05 | 中国石油大学(华东) | LED wafer sorting system and sorting method thereof |
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| CN116230818B (en) | 2023-08-01 |
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