CN201718165U

CN201718165U - Fast SMT information checking system

Info

Publication number: CN201718165U
Application number: CN2010202968851U
Authority: CN
Inventors: 邹肃建; 刘志佳
Original assignee: DONGGUAN BAINENG ELECTRONIC TECHNOLOGY CO LTD
Current assignee: DONGGUAN BAINENG ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2010-08-19
Filing date: 2010-08-19
Publication date: 2011-01-19
Anticipated expiration: 2020-08-19

Abstract

The utility model relates to a fast SMT information checking system comprising a RFID chip arranged on at least one material tray and storing information on the materials, a RFID receive-and-transmit antenna arranged on at least one feeder, a RFID checking apparatus, a control apparatus and an alarming apparatus arranged on the SMT; each time when feeding materials to the SMT, the fast SMT information checking system checks the material trays, which not only reduces the chances for mis-installing the material trays but also ensures the correctness for changing materials in the middle of operating, thereby saving great manual labor.

Description

The quick check system of a kind of SMT information

Technical field

The utility model relates to surface patch machine (SMT) field, relates in particular to the quick check system of information on a kind of SMT of being applied to.

Background technology

At present, the electronic material that uses when the extremely wide surface patch machine (SMT) of utilization is produced electronic product aspect electronics industry is based on the dish charging, the big service efficiency height easy to loading and unloading of the type material capacity, every SMT has tens feed appliances that can supply the assemblage charging tray, material disc feeding-reloading-during conversion products, the correctness of material will directly influence the quality and the production efficiency of electronic product, and therefore checking material information has important realistic meaning on producing.

Mainly contain two kinds of checking methods in the prior art:

1, before the SMT start, all feed appliances and material disc are checked one by one by operating personnel; This method not only takies more personnel's plenty of time, and inefficiency and very easily makeing mistakes.

2, on feed appliance, install the RFID chip, and transfer this RF ID chip id sign indicating number to bar code and be attached on the feed appliance, arrange by the feed appliance that material network center provides on the SMT, put under the same column after before the material disc material loading, using barcode scanner to the bar code scanning on feed appliance and the correct material disc, confirm the related coupling of bar code information.

During use, material disc is put into feed appliance, then the feed appliance that installs material disc is contained on the SMT, owing on the feed appliance RFID chip is housed, the ID sign indicating number on the feed appliance will be responded to and read to RFID read-out device on the SMT, and confirm to differentiate by material network center.Yet, when reloading to SMT halfway, owing to be to determine that by the bar code on artificial scanning feed appliance and the material disc its information is coupling, if forget the bar code that scans on feed appliance and the material disc and work as the staff, or it is wrong the unclassified stores dish feed appliance of packing into, this system will can not discovered, and finally product be caused unnecessary loss.

So this method can only guarantee the correctness of feed appliance, and can not guarantee the certain and feed appliance coupling of material disc, promptly can not guarantee the correctness of material.

The utility model content

Given this, be necessary to provide a kind of promptly do not take a large amount of artificial, and the whether correct quick check system of SMT information of the material disc that assembles can monitor to the SMT material loading time.

The utility model provides a kind of SMT information quick check system, is used for checking the electronic component information of the material disc that is assemblied in described SMT, and it comprises

Information read device is connected to the antenna on the feed appliance that is installed in SMT;

Be arranged at the information unit that stores material information at least one material disc, described information unit also includes and is used for being stored in the interior material information of information unit by the information transmitting unit of antenna transmission to described information read device;

Be arranged at being used for reading the material information in the information unit on the material disc and the described material information information of being transferred to being checked the information transceiving device of device at least one feed appliance on the SMT;

Information is checked device and is comprised

Be used to receive the information receiving unit of the next material information of described information transceiving device transmission;

Be used to store memory cell from the material information table at material center;

The material information table that is used for the material information that is come by information transceiving device transmission that will be received and memory cell is checked and is sent data processing unit by command signal or halt command signal according to checked result,

Be used for according to the control device that command signal or halt command signal are controlled the SMT operation respectively and shut down that passes through that receives from described order dispensing device.

Owing to all directly the RFID chip information on the material disc is checked when giving the SMT material loading at every turn by the quick check system of SMT information, not only can significantly reduce material disc setup error probability, and can guarantee its correctness equally, and saved artificial midway for reloading.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is equipped with the stereogram of the SMT of the quick check system of SMT information for the utility model.

Fig. 2 is provided with the schematic diagram of RFID chip on the material disc of this SMT for the utility model.

Fig. 3 is the module diagram of the quick check system of the utility model SMT information.

Fig. 4 is the operation process chart of the quick check system of the utility model SMT information.

Embodiment

Please in conjunction with Fig. 1 and shown in Figure 3, be respectively the utility model and be equipped with the stereogram of SMT of the quick check system of SMT information and the module diagram of the quick check system of SMT information, by among the figure as can be known, the quick check system 10 of this SMT20 information comprises and is arranged at three material discs (41,43,45) the RFID chip (411 that stores material information on, 431,451), be arranged at three feed appliances (51 on the SMT20,53,55) the RFID dual-mode antenna (511 on, 531,551), the RFID that is arranged on the SMT20 checks device 30, control device 60 and warning device 70.

Three material discs (41 of described SMT, 43,45) be used to place required materials of electronic components, during use with these three material discs (41,43,45) be assemblied in corresponding feed appliance (51 respectively, 53,55) on, these three material discs (41,43,45) on respectively correspondence post bar code (415,435,455), and at these three material discs (41,43,45) the also corresponding respectively RFID chip (411 that stores material information that is welded with on, 431,451), at above-mentioned RFID chip (411,431,451) also be respectively equipped with on and be used for material information is sent to feed appliance (51,53,55) the RFID dual-mode antenna (511 on, 531,551) RFID sends and reception antenna (4111,4311,4511).

Described three feed appliances (51,53,55) be used for assembling respectively in use three material discs (41,43,45) also with described three material discs (41,43,45) electronic component in is sent to SMT, at these three feed appliances (51,53,55) go up correspondence and be provided with three RFID dual-mode antennas (511,531,551), these three RFID dual-mode antennas (511,531,551) all can respond to the RFID chip (411 that is positioned at 2cm2 scope around it, 431,451), when above-mentioned three material discs (41,43,45) correspondence is assembled in three feed appliances (51 respectively, 53,55) after on, three material discs (41,43,45) the RFID chip (411 on, 431,451) the RFID dual-mode antenna (511 corresponding with it, 531,551) distance between is all within the 2cm scope, and be positioned at adjacent feed appliance (51,53,55) the RFID dual-mode antenna (511 between, 531,551) with the other side's material disc on RFID chip (411,431,451) distance is all greater than 2cm, so RF ID dual-mode antenna (511 on each feed appliance, 531,551) can only read the material information of assembling the RFID chip on the material disc of connection with this feed appliance mutually, the material information of assembling the RFID chip 411 on the material disc 41 that connects with this feed appliance 51 mutually can only be read as RFID dual-mode antenna 511, and the material information of the RFID chip 431 on the material disc 43 can not be read; This RFID dual-mode antenna (511,531,551) sends to RFID with the material information in the resulting RFID chip (411,431,451) respectively and checks device 30 after receiving RFID chip (411,431, the 451) information that reads correspondence respectively.

RFID checks device 30 and comprises RFID reception antenna 31, data processing unit 33, random access memory 35 and command sending unit 37; This random access memory 35 has had the material information table that is sent by material network center 80 before material loading; This data processing unit 33 is used to receive feed appliance (51,53,55) and goes up the material information that RFID dual-mode antenna (511,531,551) transmission comes, and the material information table in this material information and the random access memory 35 compared, judge whether the material information that is received is correct, if this material information and material information table are through checking the back for correct, then RFID checks device 30 and will send one by command signal to control device 60 by command sending unit 37, and control device 60 control SMT20 begin to receive the materials of electronic components on the homologue charging tray subsequently; If this material information and material information table find that through checking the back material information is incorrect; then RFID checks device 30 and will send a warning triggering signal to control device 60 transmission one halt command signals with to warning device 70 respectively simultaneously by command sending unit 37; control device 60 will make SMT out of service according to the halt command signal, and warning device 70 will be reported to the police according to the warning triggering signal and be notified the staff to check board.

In actual use, RFID checks device 30 and can directly be fixed on the frame of SMT 20, also can place in addition, and for example main frame is positioned over material network center 80 and is connected to on-the-spot RFID reception antenna 31 by network.

The schematic diagram of RFID chip is set on the material disc of this SMT for the utility model as shown in Figure 2.

Before giving the SMT20 material loading, be transferred to Writing device 95 after drawing related data information by the bar code 405 on the bar code scanner 90 scanning material discs 40, this Writing device 95 advances this related data information imprinting in the RFID chip 401, and this data message comprises the quantity information of element in product item number information, material reel number information, the material disc and the operation erect-position information of this material disc correspondence; Subsequently by staff's RFID chip 401 that this imprinting is good respectively correspondence be welded on the material disc 40; Check device 30 by material network center 80 to the RFID on the SMT20 at last and send the material information table.

As shown in Figure 4, be the operation process chart of the quick check system of the utility model SMT information.

At first on three feed appliances (51,53,55) on the SMT20, assemble material disc (41,43,45) (step S111);

Read material information on the material disc (41,43,45) by the RFID dual-mode antenna (511,531,551) on the feed appliance (51,53,55) then, and this material information is sent to RFID check device 30 (step S113);

Check device 30 by RFID subsequently and check the material information consistent (step S115) whether this material information provides with material network center 80;

If information is correct, then begin to receive electronic component material (step S117) on three material discs (41,43,45) by control device 60 control SMT20;

If information is not right, then make SMT20 out of service, warning device 70 warnings (step S119) by control device 60.

The beneficial effects of the utility model are: owing to each all directly material disc (41,43,45) is checked by the quick check system 10 of SMT information when giving the SMT20 material loading, not only can significantly reduce material disc (41,43,45) setup error probability, and can guarantee its correctness equally, and saved artificial midway for reloading.

More than this only is a preferred embodiment of the present utility model, not in order to restriction the utility model, all any modifications of in spirit of the present utility model and principle, being done, be equal to and replace or improvement etc., all should be included in the protection range of the present utility model.

Claims

1. quick check system of SMT information is used for checking the electronic component information of the material disc that is assemblied in described SMT, and it is characterized in that: it comprises

Information is checked device and is comprised

2. the quick check system of SMT information as claimed in claim 1; it is characterized in that; comprise that also at least one sends the warning device of warning trigger command signal when described data processing unit sends the halt command signal, described warning device is connected to command sending unit.

3. the quick check system of SMT information as claimed in claim 1, it is characterized in that, post the bar code that comprises material information on described at least one material disc, the material information on described at least one material disc in the information unit of correspondence is corresponding with described bar code.

4. as the quick check system of each described SMT information in the claim 1 to 3, it is characterized in that described information unit is the RFID chip, and described RFID chip is assemblied on the material disc by welding manner.

5. the quick check system of SMT information as claimed in claim 4 is characterized in that, the information transmitting unit on the described RFID chip is that RFID sends and reception antenna.

6. as the quick check system of each described SMT information in the claim 1 to 3, it is characterized in that described information transceiving device is annular RFID dual-mode antenna.

7. as the quick check system of each described SMT information in the claim 1 to 3, it is characterized in that it is that RFID checks device that described information is checked device.

8. the quick check system of SMT information as claimed in claim 7 is characterized in that, being arranged at the information receiving unit that its information checks on the device is the RFID reception antenna.

9. as the quick check system of each described SMT information in the claim 1 to 3, it is characterized in that described information is checked the random access memory of memory cell for reading and can writing information in the device.

10. as the quick check system of each described SMT information in the claim 1 to 3, it is characterized in that described material information comprises the quantity information of element in product item number information, material reel number information, the material disc and the operation erect-position information of described material disc correspondence.