CN111368495B - Stitch protrusion inspection method and system based on PCB height limiting area - Google Patents
Stitch protrusion inspection method and system based on PCB height limiting area Download PDFInfo
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- CN111368495B CN111368495B CN202010132482.1A CN202010132482A CN111368495B CN 111368495 B CN111368495 B CN 111368495B CN 202010132482 A CN202010132482 A CN 202010132482A CN 111368495 B CN111368495 B CN 111368495B
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Abstract
The invention relates to the technical field of PCB design, and provides a pin protrusion inspection method and a pin protrusion inspection system based on a PCB height limiting area, wherein the method comprises the following steps: acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm; acquiring pin coordinates of all straight plug-ins on the PCB board card and layers where all straight plug-ins are located; respectively comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm; comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same; when the judgment is different, the stitch of the current straight plug-in is judged to be protruded, so that the waste of a large amount of time caused by careless omission and manual inspection during the design of a PCB engineer is avoided, and the design reliability and the design efficiency of the PCB are improved.
Description
Technical Field
The invention belongs to the technical field of PCB design, and particularly relates to a stitch protrusion inspection method and system based on a PCB height limit area.
Background
The board card is in PCB design phase, needs carry out the overall arrangement according to the limit for height district of structure output, and the in-process engineer of overall arrangement can place the part that highly is less than the limit for height at corresponding the aspect according to the limit for height district that gives. However, the height-limited area with the height less than or equal to 1mm is special, and if a direct-insertion device is placed on the other side of the area, pins of the device extend out of the board card for a certain length, so that short circuit or interference with a structural component is caused. And have tens limit for height regions in a server mainboard, artifical inspection is wasted time and energy, and the inspection efficiency is low, and the degree of accuracy is not high, and the later stage can cause quick-witted case to interfere, serious problems such as integrated circuit board short circuit.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a pin protrusion inspection method based on a PCB height limit area, and aims to solve the problems that in the prior art, the height limit area with the height less than or equal to 1mm is special, and if a direct-insert device is placed on the other surface of the area, pins of the device extend out of a board card for a certain length to cause short circuit or interference with a structural member.
The technical scheme provided by the invention is as follows: a pin protrusion inspection method based on a PCB height limiting area comprises the following steps:
calling a pre-configured height limit area coordinate acquisition tool according to a pre-generated pin protrusion inspection instruction, controlling to traverse all height limit areas of the PCB, and acquiring coordinates of all height limit areas with the height less than or equal to 1 mm;
calling a pre-configured straight plug-in attribute acquisition tool, controlling to traverse the PCB board again, and acquiring pin coordinates of all straight plugs on the PCB board and layers where all straight plugs are located;
respectively comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm;
comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same;
and when the layer surface where the straight plug-in unit belongs to the height limit area with the height less than or equal to 1mm is judged to be different from the layer surface of the height limit area with the height less than or equal to 1mm, judging that the pin of the current straight plug-in unit is protruded.
As an improved scheme, the step of traversing all height-limiting areas of the PCB board card and acquiring coordinates of all height-limiting areas with a height less than or equal to 1mm further comprises the following steps:
and controlling to generate a stitch prominence checking instruction according to the input triggering action, wherein the triggering mode of the stitch prominence checking instruction comprises the steps of inputting a triggering command on the window and clicking a triggering button on the window.
As an improved solution, the step of controlling to generate the stitch protrusion checking command according to the input triggering action further comprises the following steps:
the method comprises the following steps of configuring a height-limiting area coordinate acquisition tool, a straight plug-in attribute acquisition tool, a straight plug-in display interface with pins protruding and a straight plug-in lighting tool in advance, wherein:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute obtaining tool is used for traversing the PCB board again to obtain the coordinates of all straight plugs on the PCB board and the layers where all straight plugs are located;
the pin-protruded straight plug-in display interface is used for displaying the found straight plug-in with the protruded pin;
and the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
As an improved scheme, when it is determined that the layer surface where the straight insert belonging to the height-limited region with the height less than or equal to 1mm is located is different from the layer surface of the height-limited region with the height less than or equal to 1mm, the step of determining that the pin of the current straight insert protrudes further includes the following steps:
and summarizing all straight plug-ins with the pins protruding, and displaying the inspection results on the straight plug-in display interface with the pins protruding in a list mode.
As an improved scheme, the step of summarizing all the straight-insertion pieces with protruding pins and displaying the checking results on the straight-insertion piece display interface with protruding pins in a list manner further comprises the following steps:
receiving an action instruction of clicking a corresponding straight plug-in on the pin-protruded straight plug-in display interface;
calling the straight plug-in lighting tool to light the corresponding straight plug-in the window according to an action instruction for clicking the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the window has an association relation with the straight plug-in displayed on the pin-protruded straight plug-in display interface.
Another object of the present invention is to provide a pin protrusion inspection system based on a height-limited area of a PCB board, wherein the system comprises:
the first traversal module is used for calling a pre-configured height limit area coordinate acquisition tool according to a pre-generated pin protrusion check instruction, controlling and traversing all height limit areas of the PCB, and acquiring coordinates of all height limit areas with the height less than or equal to 1 mm;
the second traversal module is used for calling a pre-configured direct plug-in attribute acquisition tool, controlling to traverse the PCB again, and acquiring pin coordinates of all the direct plugs on the PCB and layers where all the direct plugs are located;
the coordinate comparison module is used for comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limiting areas with the height of less than or equal to 1mm respectively to obtain all the straight plug-ins belonging to the height-limiting areas with the height of less than or equal to 1 mm;
the layer comparison module is used for comparing the layer where each straight plug-in unit belongs to the height-limited area with the height of less than or equal to 1mm with the layer of the height-limited area with the height of less than or equal to 1mm and judging whether the two layers are the same;
and the pin protrusion judging module is used for judging that the pin of the current straight plug-in unit is protruded when the layer where the straight plug-in unit belongs to the height limit area with the height less than or equal to 1mm is different from the layer of the height limit area with the height less than or equal to 1 mm.
As an improvement, the system further comprises:
the pin protrusion checking instruction generating module is used for controlling and generating a pin protrusion checking instruction according to an input triggering action, wherein the triggering mode of the pin protrusion checking instruction comprises inputting a triggering command on a window and clicking a triggering button on the window.
As an improvement, the system further comprises:
a pre-configuration module, configured to pre-configure a height-limited region coordinate obtaining tool, a straight-plug attribute obtaining tool, a pin-highlighted straight-plug display interface, and a straight-plug lighting tool, wherein:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute obtaining tool is used for traversing the PCB board again to obtain the coordinates of all straight plugs on the PCB board and the layers where all straight plugs are located;
the pin-protruded straight plug-in display interface is used for displaying the found straight plug-in with the protruded pin;
and the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
As an improvement, the system further comprises:
and the straight plug-in collecting display module is used for collecting all straight plugs with protruding pins and displaying the inspection results on the straight plug-in display interface with protruding pins in a list mode.
As an improvement, the system further comprises:
the action instruction receiving module is used for receiving an action instruction of clicking a corresponding straight plug-in on the pin-protruded straight plug-in display interface;
the straight plug-in lighting module is used for calling the straight plug-in lighting tool to light the corresponding straight plug-in the window according to an action instruction of clicking the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the window and the straight plug-in displayed on the pin-protruded straight plug-in display interface have an association relationship.
In the embodiment of the invention, the coordinates of all height-limited areas with the height less than or equal to 1mm are obtained; acquiring pin coordinates of all straight plug-ins on the PCB board card and layers where all straight plug-ins are located; respectively comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm; comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same; when the layer where the straight plug-in is located and the layer where the height limit region is smaller than or equal to 1mm are different, judging that the pins of the current straight plug-in are protruding, so that the problem that a large amount of time is wasted due to careless omission and manual inspection during design of a PCB engineer is avoided, and the PCB design reliability and the PCB design efficiency are improved.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a flow chart of an implementation of a pin protrusion inspection method based on a PCB height-limiting area provided by the invention;
fig. 2 is a structural block diagram of a pin protrusion inspection system based on a height-limited area of a PCB provided by the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Fig. 1 shows an implementation flowchart of a pin protrusion inspection method based on a height-limited area of a PCB provided by the present invention, which specifically includes the following steps:
in step S101, according to a pin protrusion check instruction generated in advance, a preset height limit area coordinate obtaining tool is called, all height limit areas of the PCB board card are controlled to be traversed, and coordinates of all height limit areas with the height less than or equal to 1mm are obtained;
in step S102, calling a pre-configured direct plug-in attribute obtaining tool, controlling to traverse the PCB board again, and obtaining pin coordinates of all the direct plugs on the PCB board and layers where all the direct plugs are located;
in step S103, comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all the height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm;
in step S104, comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same;
in step S105, when it is determined that the layer where the straight plug-in belongs to the height-limited region with the height of less than or equal to 1mm is different from the layer of the height-limited region with the height of less than or equal to 1mm, it is determined that the pin of the current straight plug-in protrudes.
When the layer where the straight plug-in is located in the height-limited area with the height less than or equal to 1mm is judged to be the same as the layer of the height-limited area with the height less than or equal to 1mm, the straight plug-in is judged to be in accordance with the condition, the step is finished, and the judgment and comparison of the next straight plug-in are carried out, which is not described again.
In the embodiment of the invention, a plurality of PCB design software are available in the market, Cadence is used as the most widely applied software in the industry, and not only is the Cadence provided with strong functions and a plurality of relevant software for support, but also an open secondary development interface and a more perfect development language library are provided, so that a user can carry out secondary development according to the needs of the user. The sketch language is a high-level programming language which is built in Cadence software and is based on a C language and an LISP language, the Cadence provides rich interactive functions for the sketch language, and the work efficiency can be greatly improved by researching the sketch language and then writing tools.
In this embodiment, before executing step S101, a software implementation environment applied to a window needs to be configured, where the window is a PCB design window, and detailed descriptions are given below and are not described herein again.
In the embodiment of the present invention, the step of traversing all height-limited regions of the PCB board card and obtaining coordinates of all height-limited regions with a height less than or equal to 1mm further includes the following steps:
controlling to generate a stitch prominence check instruction according to the input trigger action, wherein the trigger mode of the stitch prominence check instruction comprises inputting a trigger command on a window and clicking a trigger button on the window;
the above description only shows two specific implementation manners, and other manners may be adopted, which are not described herein again.
In the embodiment of the present invention, the step of controlling to generate the stitch protrusion checking command according to the input triggering action further includes the following steps:
the method comprises the steps of pre-configuring contents including a height-limited area coordinate acquisition tool, a straight plug-in attribute acquisition tool, a pin-highlighted straight plug-in display interface and a straight plug-in lighting tool, wherein:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute acquisition tool is used for traversing the PCB board again to acquire coordinates of all straight plugs on the PCB board and layers where all straight plugs are located;
the pin-protruded straight plug-in display interface is used for displaying the found straight plug-in with the protruded pin;
the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
In the embodiment of the present invention, when it is determined that the layer surface where the straight insertion piece belonging to the height-limited region with the height less than or equal to 1mm is located is different from the layer surface of the height-limited region with the height less than or equal to 1mm, the step of determining that the pin of the current straight insertion piece protrudes further includes the following steps:
summarizing all the straight plug-ins with the pins protruding, and displaying the inspection results on the straight plug-in display interface with the pins protruding in a list mode, wherein the display mode of the interface can be various, and the list display mode convenient to understand is given.
In this embodiment, the step of summarizing all the straight-insertion pieces with protruding pins and displaying the inspection results on the straight-insertion-piece display interface with protruding pins in a list manner further includes the following steps:
(1) receiving an action instruction of clicking a corresponding straight plug-in on the pin-protruded straight plug-in display interface;
(2) calling the straight plug-in lighting tool to light the corresponding straight plug-in the PCB design window according to an action instruction of clicking the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the PCB design window and the straight plug-in displayed on the pin-protruding straight plug-in display interface have an association relationship.
In the embodiment, after the straight plug-in is lightened, the direct plug-in is convenient to observe visually, and convenience is provided for PCB design.
Fig. 2 shows a block diagram of a pin protrusion inspection system based on a height-limited area of a PCB provided by an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown in the figure.
Stitch outstanding inspection system based on PCB board limit for height region includes:
the first traversal module 11 is configured to call a pre-configured height-limited area coordinate obtaining tool according to a pre-generated pin protrusion checking instruction, control traversal of all height-limited areas of the PCB board, and obtain coordinates of all height-limited areas with a height of less than or equal to 1 mm;
the second traversal module 12 is configured to call a pre-configured direct plug-in attribute acquisition tool, control to traverse the PCB board again, and acquire pin coordinates of all the direct plugs on the PCB board and a layer where all the direct plugs are located;
the coordinate comparison module 13 is configured to compare the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all the height-limited areas with the height of less than or equal to 1mm, and obtain all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm;
the layer comparison module 14 is used for comparing the layer where each straight plug-in unit belonging to the height-limited area with the height of less than or equal to 1mm is located with the layer of the height-limited area with the height of less than or equal to 1mm, and judging whether the two layers are the same;
and the pin protrusion judging module 15 is used for judging that the pin of the current straight plug-in unit is protruded when the layer where the straight plug-in unit belonging to the height limit area with the height less than or equal to 1mm is located is judged to be different from the layer of the height limit area with the height less than or equal to 1 mm.
In this embodiment, the system further comprises:
and a pin protrusion checking instruction generating module 16, configured to control and generate a pin protrusion checking instruction according to an input triggering action, where a triggering manner of the pin protrusion checking instruction includes inputting a triggering command on the window and clicking a triggering button on the window.
In this embodiment, the system further comprises:
a pre-configuration module 17, configured to pre-configure a height-limited region coordinate obtaining tool, a straight-insertion attribute obtaining tool, a stitch-highlighted straight-insertion display interface, and a straight-insertion lighting tool, where:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute obtaining tool is used for traversing the PCB board again to obtain the coordinates of all straight plugs on the PCB board and the layers where all straight plugs are located;
the pin-protruded straight plug-in display interface is used for displaying the found straight plug-in with the protruded pin;
and the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the PCB design window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
In this embodiment, the system further comprises:
the straight plug-in collecting and displaying module 18 is used for collecting all straight plugs with protruding pins and displaying the checking results on the straight plug-in display interface with protruding pins in a list manner;
the action instruction receiving module 19 is configured to receive an action instruction for clicking a corresponding straight plug-in on the pin-protruded straight plug-in display interface;
the straight plug-in lighting module 20 is configured to call the straight plug-in lighting tool to light the corresponding straight plug-in the PCB design window according to an action instruction for lighting the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the PCB design window and the straight plug-in displayed on the pin-protruded straight plug-in display interface have an association relation.
In the embodiment of the invention, the coordinates of all height-limited areas with the height less than or equal to 1mm are obtained; acquiring pin coordinates of all straight plug-ins on the PCB board card and layers where all straight plug-ins are located; respectively comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm; comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same; when the layer where the straight plug-in is located and the layer where the height limit region is smaller than or equal to 1mm are different, judging that the pins of the current straight plug-in are protruding, so that the problem that a large amount of time is wasted due to careless omission and manual inspection during design of a PCB engineer is avoided, and the PCB design reliability and the PCB design efficiency are improved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. A pin protrusion inspection method based on a PCB height limiting area is characterized by comprising the following steps:
calling a pre-configured height limit area coordinate acquisition tool according to a pre-generated pin protrusion inspection instruction, controlling to traverse all height limit areas of the PCB, and acquiring coordinates of all height limit areas with the height less than or equal to 1 mm;
calling a pre-configured straight plug-in attribute acquisition tool, controlling to traverse the PCB board again, and acquiring pin coordinates of all straight plugs on the PCB board and layers where all straight plugs are located;
respectively comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limited areas with the height of less than or equal to 1mm, and obtaining all the straight plug-ins belonging to the height-limited areas with the height of less than or equal to 1 mm;
comparing the layer surface of each straight plug-in unit belonging to the height-limited area with the height of which is less than or equal to 1mm with the layer surface of the height-limited area with the height of which is less than or equal to 1mm, and judging whether the two layers are the same;
and when the layer surface where the straight plug-in unit belongs to the height limit area with the height less than or equal to 1mm is judged to be different from the layer surface of the height limit area with the height less than or equal to 1mm, judging that the pin of the current straight plug-in unit is protruded.
2. The pin protrusion inspection method based on the PCB height limiting area of claim 1, wherein the step of traversing all height limiting areas of the PCB card and obtaining the coordinates of all height limiting areas with a height less than or equal to 1mm further comprises the following steps:
and controlling to generate a stitch prominence checking instruction according to the input triggering action, wherein the triggering mode of the stitch prominence checking instruction comprises inputting a triggering command on the window and clicking a triggering button on the window.
3. The pin protrusion checking method based on the PCB height limit area of claim 2, wherein the step of controlling the generation of the pin protrusion checking command according to the input trigger action further comprises the following steps:
the method comprises the following steps of configuring a height-limiting area coordinate acquisition tool, a straight plug-in attribute acquisition tool, a straight plug-in display interface with pins protruding and a straight plug-in lighting tool in advance, wherein:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute obtaining tool is used for traversing the PCB board again to obtain the coordinates of all straight plugs on the PCB board and the layers where all straight plugs are located;
the pin protrusion straight plug-in display interface is used for displaying the found straight plug-in with the pin protrusion;
and the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
4. The pin protrusion inspection method based on the PCB height limiting area of claim 3, wherein when the level of the straight insert belonging to the height limiting area with the height less than or equal to 1mm is determined to be different from the level of the height limiting area with the height less than or equal to 1mm, the step of determining that the pin of the current straight insert protrudes further comprises the following steps:
and summarizing all straight plug-ins with the pins protruding, and displaying the inspection results on the straight plug-in display interface with the pins protruding in a list mode.
5. The PCB height limiting area-based pin protrusion inspection method according to claim 4, wherein the step of summarizing all pin protrusion straight insertion pieces and displaying the inspection result on the pin protrusion straight insertion piece display interface in a list manner further comprises the following steps:
receiving an action instruction of clicking a corresponding straight plug-in on the pin-protruded straight plug-in display interface;
calling the straight plug-in lighting tool to light the corresponding straight plug-in the window according to an action instruction of clicking the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the window and the straight plug-in displayed on the pin-protruded straight plug-in display interface have an association relationship.
6. A pin-out inspection system based on a PCB height-limiting area, the system comprising:
the first traversal module is used for calling a pre-configured height limit area coordinate acquisition tool according to a pre-generated pin protrusion check instruction, controlling and traversing all height limit areas of the PCB, and acquiring coordinates of all height limit areas with the height less than or equal to 1 mm;
the second traversal module is used for calling a pre-configured direct plug-in attribute acquisition tool, controlling to traverse the PCB again, and acquiring pin coordinates of all the direct plugs on the PCB and layers where all the direct plugs are located;
the coordinate comparison module is used for comparing the obtained pin coordinates of all the straight plug-ins with the obtained coordinates of all height-limiting areas with the height of less than or equal to 1mm respectively to obtain all the straight plug-ins belonging to the height-limiting areas with the height of less than or equal to 1 mm;
the layer comparison module is used for comparing the layer where each straight plug-in unit belongs to the height-limited area with the height of less than or equal to 1mm with the layer of the height-limited area with the height of less than or equal to 1mm and judging whether the two layers are the same;
and the pin protrusion judging module is used for judging that the pin of the current straight plug-in unit is protruded when the layer where the straight plug-in unit belongs to the height limit area with the height less than or equal to 1mm is different from the layer of the height limit area with the height less than or equal to 1 mm.
7. The PCB height limited zone based stitch protrusion inspection system of claim 6, further comprising:
the pin protrusion checking instruction generating module is used for controlling and generating a pin protrusion checking instruction according to an input triggering action, wherein the triggering mode of the pin protrusion checking instruction comprises inputting a triggering command on a window and clicking a triggering button on the window.
8. The PCB height limited zone based stitch protrusion inspection system of claim 7, further comprising:
a pre-configuration module for pre-configuring a height-limited area coordinate acquisition tool, a straight-plug-in property acquisition tool, a pin-protruded straight-plug-in display interface and a straight-plug-in lighting tool, wherein:
the height-limited area coordinate acquisition tool is used for traversing all height-limited areas of the PCB and acquiring coordinates of all height-limited areas with the height less than or equal to 1 mm;
the straight plug-in attribute obtaining tool is used for traversing the PCB board again to obtain the coordinates of all straight plugs on the PCB board and the layers where all straight plugs are located;
the pin-protruded straight plug-in display interface is used for displaying the found straight plug-in with the protruded pin;
and the straight plug-in lighting tool is used for lighting the corresponding straight plug-in the window when the corresponding straight plug-in is clicked on the pin-protruded straight plug-in display interface.
9. The PCB height limited zone based stitch prominence inspection system of claim 8, further comprising:
and the straight plug-in collecting display module is used for collecting all straight plugs with protruding pins and displaying the inspection results on the straight plug-in display interface with protruding pins in a list mode.
10. The PCB height limited zone based stitch protrusion inspection system of claim 9, further comprising:
the action instruction receiving module is used for receiving an action instruction of clicking the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
the straight plug-in lighting module is used for calling the straight plug-in lighting tool to light the corresponding straight plug-in the window according to an action instruction of lighting the corresponding straight plug-in on the pin-protruded straight plug-in display interface;
and the straight plug-in the window and the straight plug-in displayed on the pin-protruded straight plug-in display interface have an association relationship.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010132482.1A CN111368495B (en) | 2020-02-29 | 2020-02-29 | Stitch protrusion inspection method and system based on PCB height limiting area |
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| CN202010132482.1A CN111368495B (en) | 2020-02-29 | 2020-02-29 | Stitch protrusion inspection method and system based on PCB height limiting area |
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| CN111368495A CN111368495A (en) | 2020-07-03 |
| CN111368495B true CN111368495B (en) | 2022-07-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103810346A (en) * | 2014-02-27 | 2014-05-21 | 山东超越数控电子有限公司 | Method for checking part height restrictions through ALLEGRO software |
| CN104268341A (en) * | 2014-09-28 | 2015-01-07 | 浪潮集团有限公司 | Method for checking whether height of devices in PCB (Printed Circuit Board) exceeds height permitted |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103810346A (en) * | 2014-02-27 | 2014-05-21 | 山东超越数控电子有限公司 | Method for checking part height restrictions through ALLEGRO software |
| CN104268341A (en) * | 2014-09-28 | 2015-01-07 | 浪潮集团有限公司 | Method for checking whether height of devices in PCB (Printed Circuit Board) exceeds height permitted |
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