Identification system capable of assisting bar code tracing process

Abstract

An identification system capable of assisting a bar code tracing process comprises a board throwing sensor, a board receiving sensor and a server system, the board throwing sensor is coupled to process equipment and generates a plurality of pieces of board throwing time information when a plurality of circuit boards are thrown into the process equipment; the board receiving sensor is coupled to the process equipment and generates a plurality of pieces of board receiving time information when a plurality of circuit boards leave the process equipment, the server system establishes communication with the process equipment, and when at least one of the plurality of pieces of board receiving time information is no value, the board receiving sensor receives the board receiving time information. The server system fills a value in at least one of the plurality of pieces of board throwing time information; when at least one of the plurality of pieces of board receiving time information is no value, the server system fills the at least one of the plurality of pieces of board receiving time information with a value.

Description

Technical Field

[0001] The present invention relates to an identification system, and more particularly to an identification system that can assist a barcode tracing process. Background Art

[0002] In the trend of smart manufacturing, the automated production equipment introduced by manufacturers will be equipped with sensors to obtain or process real-time data, so that the data obtained by manufacturers will be more complete. In this way, the data obtained by the automated production equipment can be further analyzed by artificial intelligence and big data. Alternatively, it can also provide the production history of the products required by customers according to their needs.

[0003] The production history is a document containing key information about the product manufacturing process, such as production date, production batch, machine number, operator name, inspection record, etc. This information can be downloaded from the database (such as production date, production batch or machine number, etc.) by scanning an identifier (such as a one-dimensional barcode or a two-dimensional code, etc.) to the production history for manufacturers and customers to query.

[0004] However, during the scanning process, the position of the product often deviates due to transportation, causing the position of the identifier to shift, making the data unreadable. In this way, the part of the production history where the data cannot be read due to the position shift of the identifier will leave blank or erroneous information, which will affect the yield data of the product on the production line and is not conducive to the production process. Summary of the invention

[0005] Therefore, the present invention provides an identification system that can assist the barcode tracing process to fill in the missing information to solve the above problem.

[0006] To solve the above problems, the present invention discloses an identification system that can assist the barcode tracing process, which is applicable to a production line, the production line is used to produce multiple circuit boards and includes at least one process equipment, and each of the circuit boards has an identifier. The identification system includes a board-casting sensor, a board-receiving sensor and a server system. The board-casting sensor is coupled to the at least one process equipment and is used to sense the multiple circuit boards being put into the at least one process equipment to generate multiple board-casting sensing signals, wherein each of the board-casting sensing signals includes a board-casting time information. The board-receiving sensor is coupled to the at least one process equipment and is used to sense the multiple circuit boards leaving the at least one process equipment to generate multiple board-receiving sensing signals, wherein each of the board-receiving sensing signals includes a board-receiving time information. The server system establishes communication with the at least one process equipment, and the identification system executes when at least one of the multiple board-casting time information is valueless, the server system fills in a value for at least one of the multiple board-casting time information; and / or when at least one of the multiple board-receiving time information is valueless, the server system fills in a value for at least one of the multiple board-receiving time information.

[0007] According to one embodiment, the identification system further executes, when at least one of the multiple board placement time information is valueless, the server system fills in a value for at least one of the multiple board placement time information based on the board receiving time information, a production line length of the at least one process equipment, and a conveying rate of the at least one process equipment.

[0008] According to one embodiment, the identification system further executes, when at least one of the multiple board receiving time information is valueless, the server system fills in a value for at least one of the multiple board receiving time information based on the board input time information, a production line length of the at least one process equipment, and a conveying rate of the at least one process equipment.

[0009] According to one embodiment, the identification system further comprises a board reader, which is coupled to the at least one process equipment and is used to read the identifier of each of the circuit boards to generate a plurality of board reading signals, wherein each of the board reading signals comprises a board reading time. The identification system further executes that when at least one of the plurality of board time information is null, the server system fills in a value for at least one of the plurality of board time information according to the board reading time and / or an operator board time parameter.

[0010] According to one embodiment, the identification system further executes, when at least one of the multiple board receiving time information is valueless, the server system fills in a value for at least one of the multiple board receiving time information based on the board throwing code reading time, an operator board throwing time parameter, a production line length of the at least one process equipment and a conveying rate of the at least one process equipment.

[0011] According to one embodiment, the identification system further comprises a received board code reader, which is coupled to the at least one process equipment and is used to read the identifier of each of the circuit boards to generate a plurality of received board reading signals, wherein each of the received board reading signals comprises a received board code reading time. The identification system further executes that when at least one of the plurality of received board time information is null, the server system fills in a value for at least one of the plurality of received board time information according to the received board code reading time and / or an operator board throwing time parameter.

[0012] According to one embodiment, the identification system further executes, when at least one of the multiple board throwing time information is valueless, the server system fills in a value for at least one of the multiple board throwing time information based on the board receiving and reading time, an operator board throwing time parameter, a production line length of the at least one process equipment, and a conveying rate of the at least one process equipment.

[0013] According to one embodiment, the identification system further executes that when at least one of the multiple board-posting time information and at least one of the multiple board-collecting time information are valueless, the server system fills in a value for at least one of the multiple board-posting time information according to at least another of the multiple board-posting time information, and the server system fills in a value for at least one of the multiple board-collecting time information according to at least another of the multiple board-collecting time information.

[0014] To summarize, when the board-dropping time information and / or the board-collecting time information is valueless (or erroneous), the service system of the present invention can utilize a barcode reader (e.g., a board-dropping barcode reader or a board-collecting barcode reader) to read an identifier on a circuit board or a sensor (e.g., a board-dropping sensor or a board-collecting sensor) to read the board-dropping or board-collecting of a circuit board as the value of the board-dropping time information and / or the board-collecting time information, and fill in the board-dropping time information and / or the board-collecting time information, thereby the yield data of the product on the production line will not be affected by the board-dropping time information and / or the board-collecting time information being valueless (or erroneous), thereby facilitating the production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 Schematic diagram of an identification system according to an embodiment of the present invention.

[0016] Figure 2 Schematic diagram of a production line according to an embodiment of the present invention.

[0017] Figure 3 Schematic diagram of a circuit board according to an embodiment of the present invention.

[0018] Figure 4 A schematic diagram of a production history according to an embodiment of the present invention.

[0019] Figure 5for Figure 2 A schematic diagram of the second process equipment is shown.

[0020] Figure 6 for Figure 2 A schematic diagram of the third process equipment is shown.

[0021] Figure 7 for Figure 2 A schematic diagram of the sixth process equipment is shown.

[0022] Figure 8 Schematic diagram of the production history of an embodiment of the present invention.

[0023] Description of Reference Numerals

[0024] 1000: Identification system 1: Production line

[0025] 2: Circuit board

[0026] 21: First circuit board 22: Second circuit board

[0027] 3: Process equipment

[0028] 31: First process equipment 32: Second process equipment

[0029] 33: Third process equipment 34: Fourth process equipment

[0030] 35: Fifth process equipment 36: Sixth process equipment

[0031] 37: Seventh process equipment 38: Eighth process equipment

[0032] 39: Ninth process equipment

[0033] 4: Identifier

[0034] 5: Board reader

[0035] 50: Board read signal 51: Board time field

[0036] 51': blank field for the first cast plate 51": blank field for the second cast plate

[0037] 51”': Blank field for the third board

[0038] t1: Board reading time

[0039] 6: Receiver barcode reader

[0040] 60: Receive board read signal 61: Receive board time field

[0041] 61': blank field for the first receiving board 61": blank field for the second receiving board

[0042] 61”': Blank field for the third receiving board

[0043] t2: Board receiving and code reading time 7: Board throwing sensor

[0044] t3: Board delivery time information 8: Board collection sensor

[0045] t4: Board collection time information

[0046] 9: Server System

[0047] 90: Remote server 91: Local server

[0048] 92: Sharing Device

[0049] A: Factory side B: Client side

[0050] C: Counting sensor D, D': Production history

[0051] E: Arrow F: Network

[0052] ID: Identity information P1: Board reading position

[0053] P2: Board receiving and reading position P3: Board throwing and sensing position

[0054] P4: Board closing sensing position DETAILED DESCRIPTION

[0055] The other technical contents, features and effects of the present invention mentioned above will be clearly presented in the detailed description of the embodiments in conjunction with the reference drawings below. The term "coupling" mentioned in the following embodiments means that a component is structurally connected to another component in a direct or indirect manner, or that a component is electrically connected to another component so that electrical signals can be transmitted between the two. In addition, the directional terms mentioned in the following embodiments, such as: up, down, left, right, front or back, etc., are only referenced to the directions of the attached drawings. Therefore, the directional terms used are for illustration and not for limitation of the present invention. In addition, in the following embodiments, the same or similar components will use the same or similar labels.

[0056] See also Figures 1 to 3 , Figure 1 is a schematic diagram of an identification system 1000 according to an embodiment of the present invention, Figure 2 Schematic diagram of production line 1 of embodiment 1 of the present invention, Figure 3 FIG. 1 is a schematic diagram of a circuit board 2 according to an embodiment of the present invention. The identification system 1000 is applicable to a production line 1, wherein the production line 1 may be, for example, Figure 2As shown, nine process equipment 3 are included, which are a first process equipment 31, a second process equipment 32, a third process equipment 33, a fourth process equipment 34, a fifth process equipment 35, a sixth process equipment 36, a seventh process equipment 37, an eighth process equipment 38 and a ninth process equipment 39.

[0057] In this embodiment, the production line 1 is used to produce circuit boards, and the nine process equipments 3 (i.e., the first process equipment 31, the second process equipment 32, the third process equipment 33, the fourth process equipment 34, the fifth process equipment 35, the sixth process equipment 36, the seventh process equipment 37, the eighth process equipment 38 and the ninth process equipment 39) can be process equipment for a circuit board respectively, which correspond to a circuit board process respectively. For example, the first process equipment 31, the second process equipment 32, the third process equipment 33, the fourth process equipment 34, the fifth process equipment 35, the sixth process equipment 36, the seventh process equipment 37, the eighth process equipment 38 and the ninth process equipment 39 can respectively correspond to a desmear (DS) process, a chemical copper plating process, a plated through hole (PTH) process, a copper foil etching process, a molding process, an exposure process, an etching process, a browning process and an electroplating process, and the circuit board processes corresponding to the nine process equipments 3 are not limited to those described in this embodiment, but depend on actual conditions.

[0058] For example, the process equipment of the circuit board may also include a substrate processing process (such as cutting or grinding the copper foil substrate), an inner layer process (such as pre-treatment, dry film lamination, inner layer exposure, inner layer development, inner layer etching, inner layer stripping and inner layer optical inspection), a pressing and drilling copper plating (black / brown oxidation, stacking and lamination, drilling, deburring, desmearing, chemical copper plating, and single copper plating), a circuit process (such as pre-treatment, dry film lamination, circuit exposure, circuit development, circuit etching, circuit stripping, and circuit optical inspection), a solder mask process (such as pre-treatment, plug hole printing, solder mask coating, solder mask pre-baking, solder mask exposure, green paint development, and solder mask post-baking), a surface treatment (text printing, text baking, nickel gold plating, tin spraying), an inspection and molding (such as molding, V-grooving, beveling, finished product cleaning, electrical testing, finished product inspection, and vacuum packaging), etc.

[0059] In practice, production line 1 is a production line used by a circuit board manufacturer to mass produce circuit boards. Therefore, the number of circuit boards is multiple, that is, production line 1 is used to produce multiple circuit boards. In this embodiment, the circuit boards produced by production line 1 can be exemplified as follows: Figure 3 The circuit board 2 shown in FIG. 1 is a circuit board 2, but the present invention is not limited thereto. Figure 3As shown, the circuit board 2 has an identifier 4, and the identifier 4 can be a two-dimensional identifier (Quick Response code, QR code), but the present invention is not limited thereto, for example, the identifier 4 can also be a one-dimensional bar code (bar code). In addition, the identifier 4 can also be printed on another production line work order instead of on the circuit board. When the circuit board is put into production, the operator can scan the identifier 4 on the production line work order, and the operation time of the operator scanning the identifier 4 on the production line work order to put the circuit board into production is defined as an operator board input time parameter.

[0060] See also Figures 1 to 4 , Figure 4 Schematic diagram of a production history D of an embodiment of the present invention. The identification system 1000 includes a board-casting code reader 5, a board-receiving code reader 6 and a server system 9. The board-casting code reader 5, the board-receiving code reader 6 and the server system 9 are all coupled to the process equipment 3. The server system 9 establishes communication with the process equipment 3 so that the signals read by the board-casting code reader 5 and the board-receiving code reader 6 about the process equipment 3 can be transmitted to the server system 9.

[0061] In this embodiment, the server system 9 may include a remote server 90, a local server 91 and a sharing device 92, the local server 91 is coupled to the sharing device 92, the sharing device 92 and the remote server 90 are coupled to each production line 1, and the sharing device 92 and the remote server 90 are coupled to each other through a network F. In this way, the board-casting code reader 5 and the board-receiving code reader 6 of the production line 1, the local server 91 and the remote server 90 can establish communication, so that the board-casting code reader 5, the board-receiving code reader 6, the local server 91 and the remote server 90 can transmit electrical signals to each other.

[0062] In practice, the local server 91, the sharing device 92 and the board throwing reader 5 and the board receiving reader 6 of each production line 1 can be set up at a factory end A (for example, in a factory building), and the remote server 90 can be set up at a client B (for example, in a company building). The signals generated by the board throwing reader 5 and the board receiving reader 6 can be transmitted to the remote client B via the network F, so that the remote client B can obtain real-time production information through the identification system 1000.

[0063] See also Figures 1 to 5 , Figure 5 for Figure 2 The schematic diagram of the second process equipment 32 is shown in FIG. Figure 5 As shown, the circuit board 2 includes a first circuit board 21 and a second circuit board 22. When the circuit boards 2 are produced, each circuit board 2 is formed from a position on the left side of the second process equipment 32 (i.e., where the second circuit board 22 is located) according to the Figure 5 The second process equipment 32 (i.e., plate casting) is entered in the direction of arrow E as shown, and Figure 5 The direction of the arrow E shown is away from the right side of the second process equipment 32 (ie, where the first circuit board 21 is located) (ie, the board is collected).

[0064] Further, when the circuit board 2 is put into the second process equipment 32 until the identifier 4 on the circuit board 2 passes through Figure 5 When the board reader 5 reads the identifier 4 of the circuit board 2 at a board reading position P1 as shown, the board reader 5 reads the identifier 4 of the circuit board 2. When the board reader 5 reads the identifier 4 of the circuit board 2, the board reader 5 generates a board reading signal 50, wherein the board reading signal 50 includes an identity identification information ID and a board reading time t1, and a board time field 51, wherein the board reading time t1 is the time when the board reader 5 reads the identifier 4 of the circuit board 2. In addition, when the identifier 4 on the circuit board 2 is Figure 5 At a receiving board reading position P2 shown, the receiving board code reader 6 reads the identifier 4 of the circuit board 2. When the receiving board code reader 6 reads the identifier 4 of the circuit board 2, the receiving board code reader 6 generates a receiving board reading signal 60, wherein the receiving board reading signal 60 includes the identity identification information ID and a receiving board code reading time t2, and the receiving board code reading time t2 is the time when the receiving board code reader 6 reads the identifier 4 of the circuit board 2. Further, the server system 9 sequentially receives and records each casting board reading signal 50, each casting board code reading time t1, each receiving board reading signal 60 and each receiving board code reading time t2. And a casting board time field 51, and a receiving board time information 61

[0065] Also, see Figures 1 to 4 and Figure 6 , Figure 6 for Figure 2 The schematic diagram of the third process equipment 33 is shown. The identification system 1000 of the present invention may further include a plate-casting sensor 7 and a plate-receiving sensor 8, wherein the plate-casting sensor 7 is coupled to the process equipment 3 and establishes communication with the server system 9, so that the signals sensed by the plate-casting sensor 7 and the plate-receiving sensor 8 about the process equipment 3 can be transmitted to the server system 9.

[0066] like Figure 6 As shown, the circuit board 2 includes a first circuit board 21 and a second circuit board 22. When the circuit boards 2 are produced, each circuit board 2 is formed from a position on the left side of the third process equipment 33 (i.e., where the second circuit board 22 is located) according to the Figure 6 Enter the third process equipment 33 (i.e., plate throwing) in the direction of arrow E shown in FIG. Figure 6 The direction of the arrow E shown is away from the right side of the third process equipment 33 (ie, where the first circuit board 21 is located) (ie, the board is collected).

[0067] Further, when the circuit board 2 is put into the third process equipment 33 until the front edge of the circuit board 2 passes through Figure 6When the circuit board 2 is at a sensing position P3, the sensor 7 senses the leading edge of the circuit board 2 and generates a sensing signal, wherein each sensing signal includes a time information t3. Figure 6 Move in the direction of arrow E shown in FIG. 1 to the front edge of the circuit board 2 through the Figure 6 At a board receiving sensing position P4 shown, the board receiving code reader 6 senses the leading edge of the circuit board 2 and generates a board receiving sensing signal, wherein each of the board receiving sensing signals includes a board receiving time information t4.

[0068] When the server system 9 receives a production history export instruction, the server system 9 fills the ID information read by each board input reading signal 50 or each board received reading signal 60 into the Figure 4 In the ID column of the production history D shown in the figure, fill in the board placement time information t3 contained in each board placement sensing signal Figure 4 The board delivery time field 51 of the production history D shown in the figure and the board receiving time information 61 contained in each board receiving signal are filled in Figure 4 The production history D shown has a receiving plate time field 61.

[0069] Further, when at least one of the plurality of board time fields 51 is empty, the server system 9 will fill in at least one of the plurality of board time fields 51 with a value. Figure 4 Take this as an example to illustrate.

[0070] like Figure 4 As shown, the board throwing time field 51 of the production history D has a plurality of blank fields, namely, a first board throwing blank field 51', a second board throwing blank field 51", a third board throwing blank field 51"', a first board receiving blank field 61', a second board receiving blank field 61" and a third board receiving blank field 61"'. In this embodiment, the server system 9 fills the first board throwing blank field 51' with the board throwing code reading time t1 of the circuit board corresponding to the 2DID serial number numbered 002; the server system 9 fills the second board throwing blank field 51" with the board throwing code reading time t1 of the circuit board corresponding to the 2DID serial number numbered 003; the server system 9 fills the third board throwing blank field 51"' with the board throwing code reading time t1 of the circuit board corresponding to the 2DID serial number numbered 008. In addition, the server system 9 fills the first blank field 61' of received board with the board receiving and reading time t2 of the circuit board corresponding to the 2DID serial number 005; the server system 9 fills the second blank field 61" of received board with the board receiving and reading time t2 of the circuit board corresponding to the 2DID serial number 006; the server system 9 fills the third blank field 61"' of received board with the board receiving and reading time t2 of the circuit board corresponding to the 2DID serial number 008.

[0071] See also Figure 4 and Figure 8 , Figure 8 It is a schematic diagram of a production history D' according to the first embodiment of the present invention. Figure 4 After filling in the production history D shown, the following Figure 8 The production history D' shown in the figure has no blank fields, that is, Figure 4 The first blank field 51', the second blank field 51" and the third blank field 51"' of the production history D have been filled with the values ​​of the corresponding board throwing and code reading time t1, and the first blank field 61', the second blank field 61" and the third blank field 61"' of the board receiving have been filled with the values ​​of the corresponding board receiving and code reading time t2.

[0072] Board time information t3 Board receiving time information t4 Board time field 51 Board receiving time information t4 Board receiving time information t4 Board receiving time information t4 In addition, when at least one of the multiple board time information and at least one of the multiple board receiving time information is null, Figure 4 Taking the production history D shown as an example, the board placement time field 51 (i.e., the third board placement blank field 51'') and the board collection time field 61 (i.e., the third board collection blank field 61'') of the circuit board corresponding to the 2DID serial number 008 are both empty. At this time, the server system 9 can fill in a value for at least one of the multiple board placement time information according to at least another one of the multiple board placement time information, and the server system can fill in a value for at least one of the multiple board collection time information according to at least another one of the multiple board collection time information. For example, in this embodiment, the server system 9 may add the operator's average operating time parameter (for example, 60 seconds) to the board submission time field 51 of the circuit board corresponding to the 2DID serial number 007, and then fill in the board submission time field 51 of the circuit board corresponding to the 2DID serial number 008; the server system 9 may add the operator's average operating time parameter (for example, 60 seconds) to the board collection time field 61 of the circuit board corresponding to the 2DID serial number 007, and then fill in the board collection time field 61 of the circuit board corresponding to the 2DID serial number 008.

[0073] Compared with the prior art, when the board-dropping time information and / or the board-collecting time information is valueless (or erroneous), the service system of the present invention can utilize a barcode reader (e.g., a board-dropping barcode reader or a board-collecting barcode reader) to read an identifier on a circuit board or a sensor (e.g., a board-dropping sensor or a board-collecting sensor) to read the board-dropping or board-collecting of a circuit board as the value of the board-dropping time information and / or the board-collecting time information, and fill in the board-dropping time information and / or the board-collecting time information, thereby the yield data of the product on the production line will not be affected by the board-dropping time information and / or the board-collecting time information being valueless (or erroneous), thereby facilitating the production process.

[0074] The above description is only a preferred embodiment of the present invention. Any equivalent changes to the structure and method of the present invention specification and claims should be included in the protection scope of the present invention.

Claims

1. An identification system that can assist the barcode tracing process, characterized in that: Applicable to a production line, the production line is used to produce a plurality of circuit boards and comprises at least one process equipment, each of the circuit boards has an identifier, the identification system comprises: A board placement sensor, coupled to the at least one process equipment and used to sense the plurality of circuit boards placed in the at least one process equipment to generate a plurality of board placement sensing signals, wherein each of the board placement sensing signals includes board placement time information; A board receiving sensor, coupled to the at least one process equipment and used to sense that the plurality of circuit boards leave the at least one process equipment, so as to generate a plurality of board receiving sensing signals, wherein each of the board receiving sensing signals comprises board receiving time information; and A server system establishing communication with the at least one process device; Wherein, the identification system performs: When at least one of the plurality of board-posting time information is valueless, the server system fills in a value for at least one of the plurality of board-posting time information; and / or When at least one of the plurality of board collection time information is valueless, the server system fills in a value for at least one of the plurality of board collection time information.

2. The identification system according to claim 1, characterized in that: Further execution: When at least one of the multiple board placement time information is valueless, the server system fills in a value for at least one of the multiple board placement time information according to the board collection time information, the production line length of the at least one process equipment and the conveying rate of the at least one process equipment.

3. The identification system according to claim 1, characterized in that: Further execution: When at least one of the multiple board receiving time information is valueless, the server system fills in a value for at least one of the multiple board receiving time information according to the board input time information, the production line length of the at least one process equipment and the conveying rate of the at least one process equipment.

4. The identification system according to claim 1, characterized in that: Further including: A board reader coupled to the at least one process device and used to read the identifier of each circuit board to generate a plurality of board reading signals, wherein each of the board reading signals includes a board reading time; Wherein, the identification system further performs: When at least one of the multiple board throwing time information is valueless, the server system fills in a value for at least one of the multiple board throwing time information according to the board throwing code reading time and / or the operator's board throwing time parameter.

5. The identification system according to claim 4, characterized in that: Further execution: When at least one of the multiple board receiving time information is valueless, the server system fills in a value for at least one of the multiple board receiving time information based on the board reading time, the operator's board throwing time parameters, the production line length of the at least one process equipment and the conveying rate of the at least one process equipment.

6. The identification system according to claim 1, characterized in that: Further including: A received board code reader, coupled to the at least one process equipment and used to read the identifier of each of the circuit boards to generate a plurality of received board reading signals, wherein each of the received board reading signals includes a received board reading time; Wherein, the identification system further performs: When at least one of the multiple board collection time information is valueless, the server system fills in a value for at least one of the multiple board collection time information according to the board collection code reading time and / or the operator board throwing time parameters.

7. The identification system according to claim 6, characterized in that: Further execution: When at least one of the multiple board throwing time information is valueless, the server system fills in a value for at least one of the multiple board throwing time information based on the board receiving and code reading time, the operator's board throwing time parameters, the production line length of the at least one process equipment and the conveying rate of the at least one process equipment.

8. The identification system according to claim 1, characterized in that: Further execution: When at least one of the multiple board-posting time information and at least one of the multiple board-collecting time information are valueless, the server system fills in a value for at least one of the multiple board-posting time information according to at least another of the multiple board-posting time information, and the server system fills in a value for at least one of the multiple board-collecting time information according to at least another of the multiple board-collecting time information.

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