CN113556862A - PCB structure capable of rapidly distinguishing different models with same size and manufacturing method thereof - Google Patents
PCB structure capable of rapidly distinguishing different models with same size and manufacturing method thereof Download PDFInfo
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- CN113556862A CN113556862A CN202110821125.0A CN202110821125A CN113556862A CN 113556862 A CN113556862 A CN 113556862A CN 202110821125 A CN202110821125 A CN 202110821125A CN 113556862 A CN113556862 A CN 113556862A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0266—Marks, test patterns or identification means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
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Abstract
The invention provides a PCB structure capable of rapidly distinguishing different models with the same size and a manufacturing method thereof, which comprises a front panel, wherein the front panel comprises a bonding pad and a copper foil for welding electronic elements, the surface of the copper foil is covered with a green oil covering layer, the green oil covering layer covers the front panel at any position except the bonding pad, a white oil layer covers the green oil covering layer, the white oil layer comprises a label area for labeling and an identification area for identifying the PCB, and the label area and the identification area are both arranged at any position of the front panel close to the edge; the identification area capable of helping the operator to identify is added when the characters are printed in a silk screen mode, the identification area is arranged at a position close to the edge of the PCB, the identification blocks of different positions or colors are arranged according to different PCB board type numbers, the effect of helping the operator to quickly identify and distinguish is achieved, the identification area is arranged at a position close to a pad, the identification area can be shielded by an electronic element after the identification area is used, disputes are avoided from being generated at a client side, and the printing machine is convenient and practical.
Description
Technical Field
The invention relates to the technical field of PCB production, in particular to a PCB structure capable of rapidly distinguishing different types of PCB with the same size and a manufacturing method thereof.
Background
The PCB is called as a Printed Circuit Board, means a Printed Circuit Board, is an important electronic component, is also a support body of the electronic component, and is mainly manufactured by electronic printing; when the PCB is designed by an original customer, the PCB is always identical in shape, size and color, but the content is only slightly different. After the PCB is manufactured by a factory according to the requirement of a customer order, the specific model of the customer needs to be distinguished, packaged separately and delivered separately. The plate separating action can only depend on manual operation at present, each plate is required to be distinguished, and the manual operation can often cause the phenomena of separation errors and material mixing; causing troubles to the client side parts, and causing complaints and complaints of the clients.
In the prior art, the original operation mode is to add a material number for operators in a factory to identify at a position close to a plate edge, wherein the material number generally consists of numbers, letters and symbols; when a packer distinguishes different models, a stack of plates (about 20 plates) are obliquely staggered, the material numbers added on the edges of the plates are exposed, and whether the contents of the material numbers are the same or not is judged. When the number phase difference is not large or the number shapes are similar, the phenomenon of misreading or missing is easy to occur, and mixing is easy to cause, so a new PCB structure is urgently needed to solve the defects in the prior art.
Disclosure of Invention
Aiming at the defects in the technology, the invention provides the PCB structure capable of quickly distinguishing the same size and different models and the manufacturing method thereof, the identification area capable of helping an operator to identify is added during the character silk-screen printing, the identification area is arranged at the position close to the edge of the PCB, and the identification blocks with different positions or colors are arranged according to different PCB model numbers, so that the function of helping the operator to quickly identify and distinguish is achieved, meanwhile, the identification area is arranged at the position close to a bonding pad, and can be shielded by an electronic element after being used, thereby avoiding disputes at a client, and being convenient and practical.
In order to achieve the purpose, the invention provides a PCB structure capable of quickly distinguishing different models with the same size, which comprises a front panel, wherein the front panel comprises a bonding pad and a copper foil for welding electronic elements, the surface of the copper foil is covered with a green oil covering layer, the green oil covering layer covers the front panel at any position except the bonding pad, a white oil layer covers the green oil covering layer, the white oil layer comprises a label area for labeling and an identification area for identifying the PCB, and the label area and the identification area are both arranged at any position of the front panel close to the edge.
Preferably, the method comprises the following steps: the pad includes setting up in the marginal pad that the front panel is close to the border position, and discernment district and/or label area set up in the front panel border and are close to marginal pad position, and when the marginal pad welding has electronic component, electronic component shelters from discernment district and/or label area completely.
Specifically, the method comprises the following steps: the label area prints corresponding type characters according to the type of the PCB, the identification area is internally provided with identification blocks, and the printing positions of the identification blocks of the PCBs with different types in the identification area are different.
Preferably, the method comprises the following steps: one or more identification blocks are printed in the identification area, and the identification blocks are printed at different printing positions or different position combinations in the identification area according to different models of the PCB.
Preferably, the method comprises the following steps: the label area and the identification block are provided with colors, and the label area and the identification block are provided with different colors or different multi-color combinations according to different types of the PCB.
A manufacturing method of a PCB capable of rapidly distinguishing different models with the same size is used for processing the PCB structure capable of rapidly distinguishing different models with the same size, and comprises the following steps:
s1, coating photoresist on the PCB;
s2, presetting a label area hole and an identification area hole at the edge position of the mask close to the PCB;
s3, exposing and developing a preset mask plate;
s4, coating silk-screen printing ink;
and S5, removing the photoresist by using a cleaning agent to form a label area and an identification area.
Preferably, the method comprises the following steps: in step S2, the identification area holes and/or label area holes on the reticle are preset at positions close to the edge pads with respect to the edge of the front panel.
Specifically, the method comprises the following steps: in the step of S2, the predetermined mask plate may have a mark area having different character holes and an identification area hole having different positions according to the type of the PCB.
Preferably, the method comprises the following steps: in the step of S2, one or more identification area holes are preset on the mask, and the identification area holes are arranged on the mask at different positions or different combinations of positions near the edge pads relative to the edge of the front panel according to different types of the PCB.
Preferably, the method comprises the following steps: in the step of S4, different one color or different combination of colors is set according to different types of screen printing ink of the PCB.
The invention has the beneficial effects that: compared with the prior art, the PCB structure capable of rapidly distinguishing the same size and different models and the manufacturing method thereof provided by the invention comprise a front panel, wherein the front panel comprises a bonding pad and a copper foil for welding electronic elements, the surface of the copper foil is covered with a green oil covering layer, the green oil covering layer covers the front panel at any position except the bonding pad, a white oil layer covers the green oil covering layer, the white oil layer comprises a label area for labeling and an identification area for identifying the PCB, and the label area and the identification area are both arranged at any position of the front panel close to the edge; the identification area capable of helping the operator to identify is added when the characters are printed in a silk screen mode, the identification area is arranged at a position close to the edge of the PCB, the identification blocks of different positions or colors are arranged according to different PCB board type numbers, the effect of helping the operator to quickly identify and distinguish is achieved, the identification area is arranged at a position close to a pad, the identification area can be shielded by an electronic element after the identification area is used, disputes are avoided from being generated at a client side, and the printing machine is convenient and practical.
Drawings
FIG. 1 is a prior art schematic of the present invention;
FIG. 2 is a schematic diagram of a single identification block of the present invention located on the left side of an identification region;
FIG. 3 is a schematic diagram of a single identification block of the present invention located on the right side of an identification region;
FIG. 4 is a schematic diagram of two identification blocks of the present invention located on the left and right sides of an identification area;
FIG. 5 is a diagram illustrating the effect of the present invention on the actual use of a single identification block;
FIG. 6 is a flow chart of the processing method of the present invention.
The main element symbols are as follows:
1. a green oil blanket; 2. a label area; 3. an identification area; 4. a pad; 5. a block is identified.
Detailed Description
In order to more clearly describe the present invention, the present invention will be further described with reference to the accompanying drawings.
In the prior art, the original operation mode is to add a material number for operators in a factory to identify at a position close to a plate edge, wherein the material number generally consists of numbers, letters and symbols; when a packer distinguishes different models, a stack of plates (about 20 plates) are obliquely staggered, the material numbers added on the edges of the plates are exposed, and whether the contents of the material numbers are the same or not is judged. When the number phase difference is not large or the number shapes are similar, the phenomenon of misreading or missing is easy to occur, and mixing is easy to cause, so a new PCB structure is urgently needed to solve the defects in the prior art.
In order to solve the defects and deficiencies in the prior art, the invention specifically provides a PCB structure capable of quickly distinguishing different types and sizes, please refer to fig. 1-5, which comprises a front panel, wherein the front panel comprises a bonding pad 4 and a copper foil for welding an electronic element, the surface of the copper foil is covered with a green oil covering layer 1, the green oil covering layer 1 covers the front panel at any position except the bonding pad 4, a white oil layer covers the green oil covering layer 1, the white oil layer comprises a label area 2 for labeling and an identification area 3 for identifying the PCB, and the label area 2 and the identification area 3 are both arranged at any position of the front panel close to the edge; when the PCB is designed by an original customer, the PCB is always the same in shape, size and color, but the content is only slightly different; after the PCB is manufactured by a factory according to the requirement of a customer order, the specific model of the customer needs to be clearly distinguished, and the PCB is separately packaged and delivered; the plate dividing action can only depend on manual operation at present, and each plate is divided; the manual operation often causes the phenomena of error separation and material mixing; causing troubles to the client side parts, resulting in complaints and complaints of the clients; aiming at the defects in the prior art, the invention not only arranges the character label area 2 for distinguishing the product material number at the edge position of the PCB, but also arranges the identification area 3 specially used for identification, wherein the identification area 3 is arranged at the edge position, and the positions of the identification blocks 5 in the identification areas 3 of the PCBs with different types are different, so that the identification areas 3 can be identified according to the characteristic at the fastest speed when an operator identifies, the inspection efficiency is greatly improved, and the possibility of wrong edition is effectively reduced.
In a preferred embodiment, mention is made of: the pad 4 comprises an edge pad 4 arranged at the position close to the edge of the front panel, the identification area 3 and/or the label area 2 are arranged at the position close to the edge pad 4 at the edge of the front panel, and when the electronic element is welded on the edge pad 4, the electronic element completely shields the identification area 3 and/or the label area 2; the identification area 3 and the label area 2 can be arranged at the position of the PCB close to the pad 4, but the premise is that the pad 4 is close to the edge position of the PCB, the number of electronic components needing to be welded on the PCB is very large, so that some electronic components such as a connecting terminal need to be welded on the pad 4 at the edge position, the identification area 3 and the label area 2 are arranged at the position of the edge of the PCB close to the edge pad 4, whether products are of the same type can be identified by observing the edge when electronic components are not welded, and after the detection is finished, the electronic components welded can shield the identification area 3 or the label area 2 when the welding step is carried out, so that unnecessary misunderstanding caused by the client when seeing the marks is avoided; preferably, the label area 2 is generally provided with characters such as material numbers, so that the label area 2 can be arranged at any edge position, and the identification area 3 is arranged at a position close to the bonding pad 4.
In the present embodiment, mention is made of: the label area 2 prints corresponding type characters according to the type of the PCB, an identification block 5 is arranged in the identification area 3, and the printing positions of the identification blocks 5 of the PCBs with different types in the identification area 3 are different; the label area 2 is mainly used for setting characters such as material numbers and the like which can completely read the product model information, and can be numbers or letters or Latin; the recognition block 5 is mainly used for fast recognition, so that the recognition is carried out fast mainly by changing the equivalent position, therefore, when boards with the same signal are piled together and obliquely leak the side edge for recognition, PCB boards with different models are very abrupt due to the fact that the positions of the recognition blocks 5 are not used, and can be recognized intuitively and fast.
In a preferred embodiment, mention is made of: one or more identification blocks 5 are printed in the identification area 3, and the identification blocks 5 are printed at different printing positions or different position combinations in the identification area 3 according to different types of the PCB; the preferred identification block 5 can be provided with only one block, and identification can be performed by changing its position, for example, the identification block 5 numbered 123456789 is located at the left side of the identification area 3; the identification block 5 numbered 123456780 is located at the right side position of the identification area 3; the identification block 5 numbered 123456781 is located at the middle position of the identification area 3; therefore, when the PCBs of different models appear in other models, the PCBs are very obvious and can be quickly distinguished;
another preferred embodiment is the following: the identification blocks 5 are arranged into two blocks and are identified by changing different position combinations, for example, the identification block 5 with the number of 123456789 is respectively positioned at the left side and the middle position of the identification area 3; the identification block 5 numbered 123456780 is located at the right side and the middle position of the identification area 3, respectively; the identification block 5 numbered 123456781 is located at the left and right positions of the identification area 3, respectively; therefore, when the PCBs of different models appear in other models, the PCBs are very obvious and can be quickly distinguished; the above-mentioned one block and two blocks are only two examples of the present application, and other various combinations of the blocks are also within the scope of the present application.
In a preferred embodiment, mention is made of: the label area 2 and the identification block 5 are provided with colors, and the label area 2 and the identification block 5 are provided with different colors or different multi-color combinations according to different types of the PCB; in addition to setting different position relations to rapidly distinguish the PCB, setting different colors can also rapidly distinguish the PCB;
the first preferred scheme is as follows:
the set identification blocks 5 are 1 identification block 5 at the same position, but the colors of the label area 2 and the identification blocks 5 of the PCBs with different models are different, for example, the characters in the label area 2 are set to be 123456789, and the ink colors of the identification blocks 5 and the characters are selected to be white; the character in the label area 2 is set to 123456780, and the ink color of the identification block 5 and the character is selected to be yellow; the character in the label area 2 is set to 123456781, and the ink color of the recognition block 5 and the character is selected to be red; because the color difference is large, even if the positions of the identification blocks 5 are the same, different colors of different models appear suddenly under the same color of the same model, and the identification area 3 can be identified quickly;
the preferred scheme II is as follows:
the set identification blocks 5 are 2 identification blocks 5 at different positions, the colors of the label area 2 and the identification blocks 5 of the PCBs with different models are different, for example, the characters of the label area 2 are set to be 123456789, the identification blocks 5 are positioned on the left side and the right side of the identification area 3, and the ink colors of the identification blocks 5 and the characters are selected to be white; the character of the label area 2 is set to 123456780, the recognition blocks 5 are positioned in the middle and right of the recognition area 3, and the ink color of the recognition blocks 5 and the character is selected to be yellow; the character of the label area 2 is set to 123456781, the recognition block 5 is located at the middle and left side of the recognition area 3 and the ink color of the recognition block 5 and the character is selected to be red; because the color difference is large, the positions of the identification blocks 5 are different, and under the same color and same position of the same model, the identification blocks 5 with different colors and different positions of different models appear suddenly, so that the identification area 3 can be identified more quickly;
the preferable scheme is three: the set identification blocks 5 are 2 identification blocks 5 at different positions, the colors of the identification blocks 5 of the PCBs with different models are two different colors, for example, the characters in the label area 2 are set to be 123456789, the identification blocks 5 are positioned on the left side and the right side of the identification area 3, and the ink colors of the identification blocks 5 are respectively selected to be white and blue; the characters in the label area 2 are set to be 123456780, the identification blocks 5 are positioned in the middle and at the right side of the identification area 3, and the ink colors of the identification blocks 5 are selected to be yellow and green; the characters in the label area 2 are set to 123456781, the identification blocks 5 are located at the middle and left positions of the identification area 3, and the ink colors of the identification blocks 5 are selected to be red and white; because the color difference is large, the positions of the identification blocks 5 are different, and under the same color and the same position of the same model, the identification blocks 5 with different colors and different positions of different models appear suddenly, so that the identification area 3 can be identified more quickly.
A method for manufacturing a PCB capable of rapidly distinguishing different models and sizes of the same size is used for processing the PCB structure capable of rapidly distinguishing different models and sizes of the same size, please refer to fig. 6, and includes the following steps:
s1, coating photoresist on the PCB;
s2, presetting a marking area 2 hole and a recognition area 3 hole at the edge position of the mask close to the PCB;
s3, exposing and developing a preset mask plate;
s4, coating silk-screen printing ink;
s5, removing the photoresist by using a cleaning agent to form a label area 2 and an identification area 3;
according to the invention, the edge position of the PCB is provided with not only the character label area 2 for distinguishing the product material number, but also the identification area 3 specially used for identification, the identification area 3 is arranged at the edge position, and the positions of the identification blocks 5 in the identification areas 3 of the PCBs with different types are different, so that the identification areas 3 can be identified according to the characteristic at the fastest speed when an operator identifies, the inspection efficiency is greatly improved, and the possibility of wrong edition is effectively reduced.
In a preferred embodiment, mention is made of: in the step of S2, the holes in the identification area 3 and/or the holes in the label area 2 on the mask are preset at the positions close to the edge pads 4 relative to the edge of the front panel; the recognition area 3 holes and the label area 2 holes can be arranged at positions, close to the bonding pads 4, of the PCB on the mask plate, on the premise that the bonding pads 4 are close to the edge positions of the PCB at the same time, electronic components needing to be welded on the PCB are very numerous, so that electronic components such as wiring terminals need to be welded on the bonding pads 4 at the edge positions, the recognition area 3 holes and the label area 2 holes are arranged at positions, close to the bonding pads 4, of the PCB on the mask plate, after printing is completed, whether products are of the same type can be recognized by observing the edges when electronic components are not welded, after inspection is completed, the electronic components welded on can shield the recognition area 3 or the label area 2, and unnecessary misunderstandings when a client sees the marks are avoided; preferably, since the mark area 2 is generally provided with characters such as material numbers, the holes in the mark area 2 can be arranged at any edge position on the mask, and the holes in the identification area 3 are arranged at a position on the mask relatively close to the pads 4.
In the present embodiment, mention is made of: in the step of S2, the preset mask presets the label area 2 having different character holes and the identification area 3 having different positions according to the model of the PCB; the label area 2 is mainly used for setting characters such as material numbers and the like which can completely read the product model information, and can be numbers or letters or Latin; the recognition block 5 is mainly used for fast recognition, so that the recognition is carried out fast mainly by changing the equivalent position, therefore, when boards with the same signal are piled together and obliquely leak the side edge for recognition, PCB boards with different models are very abrupt due to the fact that the positions of the recognition blocks 5 are not used, and can be recognized intuitively and fast.
In a preferred embodiment, mention is made of: in the step of S2, one or more holes in the identification area 3 of the mask are preset, and the holes in the identification area 3 are arranged at different positions or different position combinations close to the edge bonding pad 4 on the mask relative to the edge of the front panel according to different types of the PCB; with the identification area 3 printed by the mask plate set in this way, the preferred identification block 5 can be set to only one block, and identification can be performed by changing different positions of the block, for example, the identification block 5 with the number of 123456789 is positioned at the left side of the identification area 3; the identification block 5 numbered 123456780 is located at the right side position of the identification area 3; the identification block 5 numbered 123456781 is located at the middle position of the identification area 3; therefore, when the PCBs of different models appear in other models, the PCBs are very obvious and can be quickly distinguished;
another preferred embodiment is the following: the identification blocks 5 are arranged into two blocks and are identified by changing different position combinations, for example, the identification block 5 with the number of 123456789 is respectively positioned at the left side and the middle position of the identification area 3; the identification block 5 numbered 123456780 is located at the right side and the middle position of the identification area 3, respectively; the identification block 5 numbered 123456781 is located at the left and right positions of the identification area 3, respectively; therefore, when the PCBs of different models appear in other models, the PCBs are very obvious and can be quickly distinguished; the above-mentioned one block and two blocks are only two examples of the present application, and other various combinations of the blocks are also within the scope of the present application.
In a preferred embodiment, mention is made of: in the step of S4, setting a different color or a different combination of colors according to different types of screen printing ink of the PCB; in addition to setting different position relations to rapidly distinguish the PCB, setting different colors can also rapidly distinguish the PCB;
the first preferred scheme is as follows:
the set identification blocks 5 are 1 identification block 5 at the same position, but the colors of the label area 2 and the identification blocks 5 of the PCBs with different models are different, for example, the characters in the label area 2 are set to be 123456789, and the ink colors of the identification blocks 5 and the characters are selected to be white; the character in the label area 2 is set to 123456780, and the ink color of the identification block 5 and the character is selected to be yellow; the character in the label area 2 is set to 123456781, and the ink color of the recognition block 5 and the character is selected to be red; because the color difference is large, even if the positions of the identification blocks 5 are the same, different colors of different models appear suddenly under the same color of the same model, and the identification area 3 can be identified quickly;
the preferred scheme II is as follows:
the set identification blocks 5 are 2 identification blocks 5 at different positions, the colors of the label area 2 and the identification blocks 5 of the PCBs with different models are different, for example, the characters of the label area 2 are set to be 123456789, the identification blocks 5 are positioned on the left side and the right side of the identification area 3, and the ink colors of the identification blocks 5 and the characters are selected to be white; the character of the label area 2 is set to 123456780, the recognition blocks 5 are positioned in the middle and right of the recognition area 3, and the ink color of the recognition blocks 5 and the character is selected to be yellow; the character of the label area 2 is set to 123456781, the recognition block 5 is located at the middle and left side of the recognition area 3 and the ink color of the recognition block 5 and the character is selected to be red; because the color difference is large, the positions of the identification blocks 5 are different, and under the same color and same position of the same model, the identification blocks 5 with different colors and different positions of different models appear suddenly, so that the identification area 3 can be identified more quickly;
the preferable scheme is three: the set identification blocks 5 are 2 identification blocks 5 at different positions, the colors of the identification blocks 5 of the PCBs with different models are two different colors, for example, the characters in the label area 2 are set to be 123456789, the identification blocks 5 are positioned on the left side and the right side of the identification area 3, and the ink colors of the identification blocks 5 are respectively selected to be white and blue; the characters in the label area 2 are set to be 123456780, the identification blocks 5 are positioned in the middle and at the right side of the identification area 3, and the ink colors of the identification blocks 5 are selected to be yellow and green; the characters in the label area 2 are set to 123456781, the identification blocks 5 are located at the middle and left positions of the identification area 3, and the ink colors of the identification blocks 5 are selected to be red and white; because the color difference is large, the positions of the identification blocks 5 are different, and under the same color and the same position of the same model, the identification blocks 5 with different colors and different positions of different models appear suddenly, so that the identification area 3 can be identified more quickly.
The invention has the advantages that:
1. through adding the discernment district that can help operating personnel to discern when the characters silk screen printing, set up the discernment district in the position that is close to PCB board border to set up the discernment piece of different positions or colour according to different PCB plate type numbers, thereby reach the effect that help operating personnel discernment was distinguished fast.
2. The identification area is arranged at a position close to the bonding pad, and can be shielded by the electronic element after being used, so that disputes generated at a client side are avoided, and the method is convenient and practical.
The above disclosure is only for a few specific embodiments of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (10)
1. The utility model provides a can distinguish PCB plate structure with different models of size fast, including the front panel, the front panel is including pad and the copper foil that is used for welding electronic component, a serial communication port, the copper foil surface covering has the green oil overburden of one deck, the green oil overburden covers other optional position except that the pad of front panel, the top of green oil overburden covers and has the white oil layer of one deck, the white oil layer is including the identification area that is used for the label area of reference numeral and is used for discerning the PCB board, the label area all sets up in the optional position that the front panel is close to the border with the identification area.
2. The PCB board structure capable of rapidly distinguishing the PCB boards with the same size and different models according to claim 1, wherein the bonding pads comprise edge bonding pads arranged at the position close to the edge of the front panel, the identification area and/or the label area are arranged at the position close to the edge bonding pads at the edge of the front panel, and when electronic elements are welded on the edge bonding pads, the electronic elements completely shield the identification area and/or the label area.
3. The PCB structure capable of rapidly distinguishing the PCB with the same size and different models as the PCB of claim 1, wherein the label area prints corresponding model characters according to the model of the PCB, the identification area is internally provided with identification blocks, and the printing positions of the identification blocks of the PCBs with different models in the identification area are different.
4. The PCB board structure capable of quickly distinguishing the different models of the same size according to claim 3, wherein one or more identification blocks are printed in the identification area, and the identification blocks are printed at different printing positions or different position combinations in the identification area according to different models of the PCB board.
5. The PCB board structure capable of quickly distinguishing the PCB boards with the same size and different models according to claim 3, wherein the label area and the identification block are provided with colors, and the label area and the identification block are provided with different colors or different color combinations according to different types of the PCB boards.
6. A method for manufacturing a PCB capable of rapidly distinguishing different models and sizes of the same size, which is used for manufacturing the PCB structure capable of rapidly distinguishing different models and sizes of the same size according to any one of claims 1 to 5, and which comprises the following steps:
s1, coating photoresist on the PCB;
s2, presetting a label area hole and an identification area hole at the edge position of the mask close to the PCB;
s3, exposing and developing a preset mask plate;
s4, coating silk-screen printing ink;
and S5, removing the photoresist by using a cleaning agent to form a label area and an identification area.
7. The method for manufacturing a PCB capable of rapidly distinguishing between different models and sizes as claimed in claim 6, wherein in the step of S2, the identification area hole and/or the label area hole on the mask are preset at a position close to the edge pad with respect to the edge of the front panel.
8. The method for manufacturing a PCB capable of rapidly distinguishing between different models and sizes as claimed in claim 6, wherein the predetermined mask presets the mark areas having different character holes and the recognition area holes having different positions according to the model of the PCB in the step of S2.
9. The method for manufacturing a PCB capable of rapidly distinguishing between different models and sizes according to claim 8, wherein in the step of S2, one or more mask identification area holes are preset, and the identification area holes are arranged at different positions or different combinations of positions on the mask close to the edge pads relative to the front panel edge according to different models of PCBs.
10. The method for manufacturing a PCB capable of rapidly distinguishing between different models and sizes according to claim 8, wherein in the step of S4, different colors or different combinations of colors are set according to different types of screen printing inks of the PCB.
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| CN202110821125.0A CN113556862B (en) | 2021-07-20 | 2021-07-20 | PCB structure capable of rapidly distinguishing different models with same size and manufacturing method thereof |
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| CN202110821125.0A CN113556862B (en) | 2021-07-20 | 2021-07-20 | PCB structure capable of rapidly distinguishing different models with same size and manufacturing method thereof |
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| CN113556862B CN113556862B (en) | 2023-01-17 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202958044U (en) * | 2012-12-24 | 2013-05-29 | 胜宏科技（惠州）股份有限公司 | Easy-to-identify circuit board |
| CN106061128A (en) * | 2016-08-09 | 2016-10-26 | 深圳市景旺电子股份有限公司 | Printed circuit board and method of coating white oil on surface |
| CN108235578A (en) * | 2018-01-02 | 2018-06-29 | 京东方科技集团股份有限公司 | PCB silk-screens production method, PCB screen printing patterns and pcb board |
| CN213073211U (en) * | 2020-09-09 | 2021-04-27 | 深圳市东维丰电子科技股份有限公司 | Corrosion-resistant fan PCB |
-
2021
- 2021-07-20 CN CN202110821125.0A patent/CN113556862B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202958044U (en) * | 2012-12-24 | 2013-05-29 | 胜宏科技（惠州）股份有限公司 | Easy-to-identify circuit board |
| CN106061128A (en) * | 2016-08-09 | 2016-10-26 | 深圳市景旺电子股份有限公司 | Printed circuit board and method of coating white oil on surface |
| CN108235578A (en) * | 2018-01-02 | 2018-06-29 | 京东方科技集团股份有限公司 | PCB silk-screens production method, PCB screen printing patterns and pcb board |
| CN213073211U (en) * | 2020-09-09 | 2021-04-27 | 深圳市东维丰电子科技股份有限公司 | Corrosion-resistant fan PCB |
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| CN113556862B (en) | 2023-01-17 |
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