CN101281027B - Method and apparatus for detecting unqualified silk screen printing mark - Google Patents
Method and apparatus for detecting unqualified silk screen printing mark Download PDFInfo
- Publication number
- CN101281027B CN101281027B CN2008101128543A CN200810112854A CN101281027B CN 101281027 B CN101281027 B CN 101281027B CN 2008101128543 A CN2008101128543 A CN 2008101128543A CN 200810112854 A CN200810112854 A CN 200810112854A CN 101281027 B CN101281027 B CN 101281027B
- Authority
- CN
- China
- Prior art keywords
- angle
- silk marks
- marks
- silk
- underproof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The invemtion discloses a method for detecting an unqualified silkscreen, which comprises selecting the to-be detected silkscreen in the device selecting circuit board; and detecting the unqualified silkscreen with the layer arraying and the unqualified silkscreen with the angle arraying in the selected to-be detected silkscreen. The invention also discloses a detecting device corresponding to the detected unqualified silkscreen and the method and device for another detected unqualified silkscreen. The invention achieves the automated detection for the unqualified silkscreen, solving the problems of low efficiency of detecting the unqualified silkscreen manually and less assure for the precision.
Description
Technical field
The present invention relates to the PCB design technical field, relate in particular to a kind of method and device that detects unqualified silk screen printing mark.
Background technology
At printed circuit board (PCB) (PCB, Print Circuit Board) in the design, silk marks is unique identify label of device, according to silk marks, can in pcb board, search the physical location of respective devices, therefore, this mark plays very important booster action to actual production, debugging and the maintenance of pcb board.
The information that comprises in the silk marks mainly contain name information (REFDES), the device pin of device item (pin number), be placed on the descriptive information on top layer etc., the main effect of these information is to indicate certain components and parts physical location roughly, is beneficial to production, debugging and the maintenance etc. of pcb board.As shown in Figure 1, synoptic diagram for the components and parts resistance on the pcb board, two square frames among the figure are represented two components and parts resistance respectively, " R133 " and " R138 " then represents the silk marks of two resistance respectively, the position of these two resistance is searched on pcb board as need, the position of this resistance can be found in the position that only need search its corresponding silk marks " R133 " or " R138 ".
Usually pcb board is divided into internal layer and top layer, wherein, silk marks is positioned at the top layer of pcb board, and this top layer is divided into top layer (top) and bottom (bottom), when carrying out the design of pcb board, such characteristics are arranged: the silk marks on the top layer is designed to not need to carry out the silk marks of mirror image processing when printing, as silk marks " R133 " and " R138 " of resistance among Fig. 1; Silk marks on the bottom layer then needs to be designed to need carry out the silk marks of mirror image processing when printing, as silk marks " R137 " and " R118 " of resistance among Fig. 2.Simultaneously, be convenient to check in order to make the pcb board of designing, arrangement to silk marks in the top layer or in the bottom layer can only be carried out according to two angles, promptly chooses one wantonly in 0 degree and 180 these two angles of degree, and chooses one wantonly in 90 degree and 270 these two angles of degree.Arrangement angle as the silk marks among Fig. 1 " R133 " is 0 degree, and the arrangement angle of silk marks " R138 " then is 90 degree, and the arrangement angle of the silk marks among Fig. 2 " R137 " is 0 degree, and the arrangement angle of silk marks " R118 " is 270 degree.
According to the above-mentioned characteristics that when carrying out the pcb board design, are positioned at silk marks on top layer and the bottom layer, and the rule of silk marks arrangement, usually, the silk marks that following several situations occur is decided to be underproof silk marks:
1, be the silk marks that when printing, need carry out mirror image processing at the silk marks on the top layer; 2, be the silk marks that when printing, does not need to carry out mirror image processing at the silk marks on the bottom layer; 3, go up the silk marks orientation of appearance more than both direction at same one deck (top layer or bottom layer).
In the prior art at present, when carrying out the design of pcb board, be to adopt artificial mode to check whether the arrangement of silk marks has above several underproof situation, but the silk marks quantity on pcb board is very big, such way was both lost time, and can not guarantee to check the correctness of back pcb board again.
Summary of the invention
The invention provides a kind of method and device that detects unqualified silk screen printing mark, low to the efficient that underproof silk marks detects in order to solve in the prior art by artificial method, and can't guarantee the problem of detection accuracy.
For this reason, the present invention adopts following scheme: a kind of method that detects unqualified silk screen printing mark comprises: silk marks to be detected in the selected circuit board of pick-up unit; And pick-up unit is in described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks; Wherein, the described angle that detects is arranged underproof silk marks and is specifically comprised: be first angle, second angle, third angle degree and the 4th angle according to arrangement angle respectively, the selected silk marks to be detected that is in the same aspect of circuit board is divided into groups, the difference of the described third angle degree and first angle is the odd-multiple of 90 degree, the difference of second angle and first angle is the odd-multiple of 180 degree, and the difference of the 4th angle and third angle degree is the odd-multiple of 180 degree; And be not that the silk marks of first angle, second angle, third angle degree and the 4th angle is decided to be angle and arranges underproof silk marks with selected arrangement angle; Based on the result of described grouping, relatively arrangement angle is the number of cocainine seal mark of first angle and the number of the cocainine seal mark that arrangement angle is second angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks; And relatively arrangement angle is the number of cocainine seal mark of third angle degree and the number of the cocainine seal mark that arrangement angle is the 4th angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks; The described aspect of detecting is arranged underproof silk marks and is specifically comprised: judge that selected silk marks to be detected is at circuit board top layer or bottom; If at top layer, judge whether silk marks to be detected needs mirror image when printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks; If at bottom, judge whether silk marks to be detected needs mirror image when printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
A kind of method that detects unqualified silk screen printing mark comprises: silk marks to be detected in the selected circuit board of pick-up unit; And pick-up unit is in described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks; Wherein, the described angle that detects is arranged underproof silk marks and is specifically comprised step: judge whether the selected arrangement angle that is in the silk marks to be detected in the same aspect of circuit board belongs to predetermined angle set; And the silk marks that arrangement angle does not belong to described angle set is decided to be angle arranges underproof silk marks; The described aspect of detecting is arranged underproof silk marks and is specifically comprised step: judge that selected silk marks to be detected is at circuit board top layer or bottom; If at top layer, judge whether silk marks to be detected needs mirror image when printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks; If at bottom, judge whether silk marks to be detected needs mirror image when printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
The present invention program also provides a kind of pick-up unit that detects unqualified silk screen printing mark, comprising: chosen module is used for selected circuit board silk marks to be detected; Detection module is used at described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks; Wherein, described detection module specifically comprises: grouping module, be used for is first angle, second angle, third angle degree and the 4th angle according to arrangement angle respectively, the silk marks to be detected that is in the same aspect of circuit board that chosen module is selected divides into groups, the difference of the described third angle degree and first angle is the odd-multiple of 90 degree, the difference of second angle and first angle is the odd-multiple of 180 degree, and the difference of the 4th angle and third angle degree is the odd-multiple of 180 degree; First determination module, the silk marks that is used for the arrangement angle that chosen module is selected and is not first angle, second angle, third angle degree and the 4th angle is decided to be angle and arranges underproof silk marks; Second determination module, be used for group result based on described grouping module, relatively arrangement angle is the number of cocainine seal mark of first angle and the number of the cocainine seal mark that arrangement angle is second angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks; The 3rd determination module, be used for group result based on described grouping module, relatively arrangement angle is the number of cocainine seal mark of third angle degree and the number of the cocainine seal mark that arrangement angle is the 4th angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks; The aspect judge module is used to judge that the selected silk marks to be detected of chosen module is at circuit board top layer or bottom; Top layer mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board top layer, judge whether silk marks to be detected the time needs mirror image in printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks; Bottom mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board bottom, judge whether silk marks to be detected the time needs mirror image in printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
The present invention program also provides a kind of pick-up unit that detects unqualified silk screen printing mark, comprising: chosen module is used for selected circuit board silk marks to be detected; Detection module is used at described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks; Wherein, described detection module specifically comprises: judge module is used for judging whether the arrangement angle of the silk marks to be detected that is in the same aspect of circuit board that chosen module is selected belongs to predetermined angle set; The silk marks that determination module, the arrangement angle that is used for that judge module is judged do not belong to described angle set is decided to be angle and arranges underproof silk marks; The aspect judge module is used to judge that the selected silk marks to be detected of chosen module is at circuit board top layer or bottom; Top layer mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board top layer, judge whether silk marks to be detected the time needs mirror image in printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks; Bottom mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board bottom, judge whether silk marks to be detected the time needs mirror image in printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
The mode that the scheme employing that the present invention detects unqualified silk screen printing mark detects automatically realizes the inspection to unqualified silk screen printing mark, compares with the method for hand inspection, has saved time and efforts greatly, thereby has improved the efficient and the accuracy of pcb board design.
Description of drawings
Fig. 1 is positioned at the components and parts resistance of top layer on the pcb board and the synoptic diagram of silk marks thereof;
Fig. 2 is positioned at the components and parts resistance of bottom layer on the pcb board and the synoptic diagram of silk marks thereof;
The main realization principle flow chart of the method for the detection unqualified silk screen printing mark that Fig. 3 provides for the embodiment of the invention one;
The structural representation of the device of the detection unqualified silk screen printing mark that Fig. 4 provides for the embodiment of the invention one;
The main realization principle flow chart of the method for the detection unqualified silk screen printing mark that Fig. 5 provides for the embodiment of the invention two;
The structural representation of the device of the detection unqualified silk screen printing mark that Fig. 6 provides for the embodiment of the invention two.
Embodiment
The embodiment of the invention one provides a kind of scheme that detects unqualified silk screen printing mark, can detect underproof silk marks on the pcb board automatically, and having solved the available technology adopting manual type, to carry out detection efficiency low, the problem that accuracy is not high.
As shown in Figure 3, be a kind of method flow diagram that detects unqualified silk screen printing mark provided by the invention, the main realization principle of this method is as follows:
Wherein, the difference of the third angle degree and first angle is 90 2n+1 (n is an integer) that spend times; The difference of second angle and first angle is 2n+1 (n is an integer) times of 180 degree; The difference of the 4th angle and third angle degree is 2n+1 (n is an integer) times of 180 degree.Preferable, for example first angle can be got 0 degree, and second angle can be got 180 degree, and the third angle degree can be got 90 degree, and the 4th angle can be got 270 degree;
Step 330 when silk marks during at the top layer, judges whether silk marks is the silk marks that need carry out mirror image processing when printing, if, then silk marks is decided to be aspect and arranges underproof silk marks, change step 35 over to, store being judged as underproof silk marks information; Not if be judged as, then enter step 331;
Step 332, the number of adding up the silk marks of arranging according to first angle, second angle, third angle degree or the 4th angle respectively;
The method of the above-mentioned detection unqualified silk screen printing mark that the embodiment of the invention provides, can be based on ALLEGRO (a kind of pcb board designing wiring instrument), and adopt SKILL language (a kind of software programming language) to realize, the program code of specific implementation is as follows, and first angle, second angle, third angle degree and the 4th angle of this moment is decided to be 0 degree, 180 degree, 90 degree and 270 degree respectively:
At first the silk marks of needs printing is selected, usually, is needed the silk marks of printing to generally include following information:
(1) name information of device (REFDES), it is placed in " REF DES/SILKSCREEN_TOP " and " REF DES/SILKSCREEN_BOTTOM " two information aspects;
(2) the item information of device pin (pin number), it is placed in " PACKAGE GEOMETRY/SILKSCREEN_TOP " and " PACKAGE GEOMETRY/SILKSCREEN_BOTTOM " two information aspects;
(3) need be placed on the descriptive information on top layer, it is placed in " BOARD GEOMETRY/SILKSCREEN_TOP " and " BOARD GEOMETRY/SILKSCREEN_BOTTOM " two information aspects.
Select all silk marks that need print in the pcb board, with regard to needing above each information aspect is opened, because information aspect " PACKAGE GEOMETRY/SILKSCREEN_TOP ", " PACKAGE GEOMETRY/SILKSCREEN_BOTTOM ", " REFDES/SILKSCREEN_TOP " and " REF DES/SILKSCREEN_BOTTOM " include when setting up device package, therefore can directly select, no longer need these four information aspects are opened the silk marks on these four information aspects.Here only other two information aspects need be opened, the action statement of opening is as follows:
axlVisibleDesign(nil)
axlVisibleLayer(″BOARD?GEOMETRY/SILKSCREEN_TOP″，t)
axlVisibleLayer(″BOARD?GEOMETRY/SILKSCREEN_BOTTOM″，t)
Silk marks in " BOARD GEOMETRY/SILKSCREEN_TOP " after opening and " BOARD GEOMETRY/SILKSCREEN_BOTTOM " information aspect is selected, selected silk marks just leaves in the l_dbid variable, realizes by following statement:
axlSetFindFilter(？enabled?list(″NOALL″，″TEXT″)
？onButtons?list(″NOALL″，″TEXT″))
l_dbid＝axlGetSelSet(axlAddSelectAll())
Select all the other four information aspects " PACKAGE GEOMETRY/SILKSCREEN_TOP " then, " PACKAGE GEOMETRY/SILKSCREEN_BOTTOM ", the silk marks of " REF DES/SIIKSCREEN_TOP " and " REF DES/SILKSCREEN_BOTTOM ", and the silk marks of selecting added in the l_dbid variable, realize by following statement:
foreach(symbol?axlDBGetDesign()->symbols
foreach(obj_dbid?symbol->children
if(obj_dbid->objType＝＝″text″&&member(obj_dbid->layer，
list(″PACKAGE?GEOMETRY/SILKSCREEN_TOP″，
″PACKAGE?GEOMETRY/SILKSCREEN_BOTTOM″，
″REF?DES/SILKSCREEN_TOP″，
″REF?DES/SILKSCREEN_BOTTOM″))
then
l_dbid＝append1(l_dbid，obj_dbid)
)；end-if
)；end-foreach
)；end-foreach
Behind the selected silk marks that needs to print, the aspect at selected silk marks place is classified, be divided into top layer and bottom layer, if silk marks is on the top layer, and need carry out mirror image processing during printing, judge that then this silk marks is that aspect is arranged underproof silk marks, is stored in variable flg[10 with it] lining; If silk marks is on the bottom layer, and printing the time do not need to carry out mirror image processing, judge that then this silk marks also arranges underproof silk marks for aspect, it is stored in variable flg[11] lining; In addition, get one and arrange variable flg, it comprises 12 variablees, and with 12 variablees all assignment be sky.Wherein, flg[0], flg[1], flg[2] and, flg[3], flg[4] and flg[10] six variablees are respectively applied for that arrangement angle is 0 degree on the corresponding top of the storage layer, 90 degree, 180 degree, 270 degree, other angles and aspect are arranged underproof silk marks; And flg[5], flg[6], flg[7], flg[8] and, flg[9] and flg[11] six variablees are respectively applied for then that arrangement angle is 0 degree on the corresponding bottom of the storage layer, 90 degree, 180 degree, 270 degree, other angles and aspect are arranged underproof silk marks.The aspect of judging selected silk marks is arranged and angle whether qualified arrange program code as follows:
foreach(text?l_dbid
case(car(last(parseString(text->layer，″/_″)))
(″TOP″
if(text->mirrorType＝＝″NO″then
case(text->rotation
(0.0?flg[0]＝append1(flg[0]，text))；case
(90.0?flg[1]＝append1(flg[1]，text))；case
(180.0?flg[2]＝append1(flg[2]，text))；case
(270.0?flg[3]＝append1(flg[3]，text))；case
(t?flg[4]＝append1(flg[4]，text))；case
)；end-case
else
flg[10]＝append1(flg[10]，text)
)；end-if
)；case
(″BOTTOM″
if(text->mirrorType＝＝″YES″then
case(text->rotation
(0.0flg[5]＝append1(flg[5]，text))；case
(90.0?flg[6]＝append?1(flg[6]，text))；case
(180.0?flg[7]＝append1(flg[7]，text))；case
(270.0?flg[8]＝append1(flg[8]，text))；case
(t?flg[9]＝append?1(flg[9]，text))；case
)；end-case
else
flg[11]＝append1(flg[11]，text)
)；end-if
)；case
)；end-case
)；end-foreach
According to the arrangement angle of silk marks add up and the program code that compares as follows:
if(length(flg[0])<length(flg[2])then
top＝append1(top?flg[0])
else
top＝append1(top?flg[2])
)；end-if
if(length(flg[1])<length(flg[3])then
top＝append1(top?flg[1])
else
top＝append1(top?flg[3])
)；end-if
if(flg[4]then?top＝append1(top?flg[4]))
if(length(flg[5])<length(flg[7])then
bottom＝append1(bottom?flg[5])
else
bottom＝append?1(bottom?flg[7])
)；end-if
if(length(flg[6])<length(flg[8])then
bottom＝append1(bottom?flg[6])
else
bottom＝append?1(bottom?flg[8])
)；end-if
if(flg[9]then?bottom＝append1(bottom?flg[9]))
At last, use the fprintf function, export underproof silk marks information, comprising the title of unqualified silk screen printing mark, the defective information of silk marks, the aspect at unqualified silk screen printing mark place and the coordinate of this silk marks on the aspect of place.Output file " checkref.log ", realize with following statement:
filep＝outfile(″checkref.log″)
close(filep)
axlUIViewFileCreate(″checkref.log″，″Check?Silkscreen?Log?File″，nil)
Wherein, title, the defective information of silk marks, the aspect at unqualified silk screen printing mark place and the coordinate of this silk marks on the aspect of place of showing unqualified silk screen printing mark by file " checkref.log ".
Correspondingly, the embodiment of the invention also provides a kind of device that detects unqualified silk screen printing mark, is used for detecting automatically underproof silk marks on the pcb board, and is low solve to adopt manual type to carry out detection efficiency, the problem that accuracy is not high.The structural representation of this device comprises as shown in Figure 4:
Wherein, the difference of the third angle degree and first angle is 90 2n+1 (n is an integer) that spend times; The difference of second angle and first angle is 2n+1 (n is an integer) times of 180 degree; The difference of the 4th angle and third angle degree is 2n+1 (n is an integer) times of 180 degree.Preferable, for example first angle can be got 0 degree, and second angle can be got 180 degree, and the third angle degree can be got 90 degree, and the 4th angle can be got 270 degree;
Top layer mirror image judge module 430, be used for judged result according to aspect judge module 42, judge whether the silk marks that is positioned on the top layer is the silk marks that need carry out mirror image processing when printing, if, the silk marks that then will need carry out mirror image processing when printing is decided to be aspect and arranges underproof silk marks, and will be decided to be information stores that aspect arranges underproof silk marks to memory module 45, if not, then further handle by grouping module 431;
Top layer first determination module 432, being used for not being decided to be aspect by top layer mirror image judge module 430 arranges defective, but arrangement angle is not arranged underproof silk marks for the silk marks of first angle, second angle, third angle degree and the 4th angle of storage in the angle memory module 40 is decided to be angle, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
Top layer second determination module 433, be used for group result based on grouping module 431, the comparison arrangement angle is the number that a cocainine of first angle prints the number of mark and the cocainine seal mark that arrangement angle is second angle, cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
Top layer the 3rd determination module 434, be used for group result based on grouping module 431, the comparison arrangement angle is the number that a cocainine of third angle degree prints the number of mark and the cocainine seal mark that arrangement angle is the 4th angle, cocainine that number is less seal mark is decided to be and detects underproof silk marks, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
Bottom mirror image judge module 440, be used for result according to 42 judgements of aspect judge module, judge whether the silk marks that is positioned on the bottom layer is the silk marks that need carry out mirror image processing when printing, if, the silk marks that then will need carry out mirror image processing when printing is decided to be aspect and arranges underproof silk marks, and will be decided to be information stores that aspect arranges underproof silk marks to memory module 45, if not, then further handle by grouping module 431;
Bottom first determination module 441, being used for not being decided to be aspect by bottom mirror image judge module 440 arranges defective, but arrangement angle is not arranged underproof silk marks for the silk marks of first angle, second angle, third angle degree and the 4th angle of storage in the angle memory module 40 is decided to be angle, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
Bottom second determination module 442, be used for group result based on grouping module 431, the comparison arrangement angle is the number that a cocainine of first angle prints the number of mark and the cocainine seal mark that arrangement angle is second angle, cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
Bottom the 3rd determination module 443, be used for group result based on grouping module 431, the comparison arrangement angle is the number that a cocainine of third angle degree prints the number of mark and the cocainine seal mark that arrangement angle is the 4th angle, cocainine that number is less seal mark is decided to be and detects underproof silk marks, and will be judged as angle and arrange the information stores of underproof silk marks to memory module 45;
The embodiment of the invention two provides the another kind of scheme that detects unqualified silk screen printing mark, the arrangement angle of qualified silk marks is set in first angle set on the top layer with pcb board in advance, and the arrangement angle of qualified silk marks is set in second angle set on the bottom layer with pcb board; Then by the silk marks on the pcb board is detected automatically, the silk marks that arrangement angle on the top layer of pcb board is not belonged to first angle set, and arrangement angle does not belong to the silk marks output of second angle set on the bottom layer of pcb board, also can solving the available technology adopting manual type, to carry out detection efficiency low, the problem that accuracy is not high.
As shown in Figure 5, the another kind that provides for the embodiment of the invention detects the method flow diagram of unqualified silk screen printing mark, and it realizes that mainly principle is as follows:
Step 50, all arrangement angle of qualified silk marks are set in first angle set on the top layer with pcb board, all arrangement angle of qualified silk marks are set in second angle set on the bottom layer with pcb board, more excellent, comprise two angles in first angle set or second angle set respectively, and the difference of these two angles is the odd-multiple of 90 degree, as first angle among the above-mentioned embodiment and third angle degree, and perhaps second angle and the 4th angle;
Step 51 is selected all silk marks that need print in the pcb board;
Step 52 judges that the silk marks of selecting in which aspect, if at the top layer, enter step 521, if at the bottom layer, then enters step 523;
Step 521 when silk marks during at the top layer, judges whether silk marks is the silk marks that need carry out mirror image processing when printing, if then change step 53 over to; If not, then enter step 522;
Step 522 judges whether the arrangement angle of silk marks belongs to first angle set, if, then change step 57 over to, if not, then change step 53 over to;
Step 523 when silk marks during at the bottom layer, judges whether silk marks is the silk marks that need carry out mirror image processing when printing, if not, then change step 53 over to; If then enter step 524;
Step 524 judges whether the arrangement angle of silk marks belongs to second angle set, if, then change step 57 over to, if not, then change step 53 over to;
Step 53, the silk marks of mirror image processing will need be carried out when printing on the top layer, and the silk marks that the time does not need to carry out mirror image processing in printing on the bottom layer is decided to be aspect and arranges underproof silk marks, and the arrangement angle on the top layer do not belonged to the silk marks of first angle set, and the silk marks that do not belong to second angle set of the arrangement angle on the bottom layer is decided to be angle and arranges underproof silk marks;
Step 54 is arranged defective and angle is arranged underproof silk marks and stored to being decided to be aspect;
Step 55, the aspect of output storage is arranged defective and angle is arranged underproof silk marks;
Step 56 according to the underproof silk marks of output, is carried out corresponding modification to underproof silk marks;
Step 57, flow process finishes.
Correspondingly, the embodiment of the invention also provides a kind of device that detects unqualified silk screen printing mark, and the structural representation of this device comprises as shown in Figure 6:
Angle set memory module 60, be used to store all arrangement angle of silk marks qualified on the top layer of pcb board, here it is defined as first angle set, and all arrangement angle of qualified silk marks on the bottom layer of pcb board, here it is defined as second angle set, more excellent, comprise two angles in first angle set or second angle set respectively, and the difference of these two angles is the odd-multiple of 90 degree, as first angle among the above-mentioned embodiment and third angle degree, perhaps second angle and the 4th angle;
Top layer first determination module 630, be used for judged result according to aspect judge module 62, judge whether the silk marks that is positioned on the top layer is the silk marks that need carry out mirror image processing when printing, if, then will be decided to be aspect and arrange underproof silk marks, and will be decided to be aspect and arrange the information stores of underproof silk marks to memory module 65 at the silk marks that printing the time need be carried out mirror image processing; If not, then further handle by top layer second determination module 631;
Presheaf second determination module 631, be used for judging that not being decided to be aspect by top layer first determination module 630 on the top layer arranges first the angle set whether arrangement angle of underproof silk marks belongs to 60 storages of angle set memory module, if, this silk marks is decided to be qualified silk marks, if not, then this silk marks is decided to be angle and arranges underproof silk marks, and will be decided to be angle and arrange underproof silk marks information stores to memory module 65;
Bottom first determination module 640, be used for judged result according to aspect judge module 62, judge whether the silk marks that is positioned on the bottom layer is the silk marks that need carry out mirror image processing when printing, if not, then will be decided to be aspect and arrange underproof silk marks, and will be decided to be aspect and arrange the information stores of underproof silk marks to memory module 65 at the silk marks that printing the time need be carried out mirror image processing; If then further handle by bottom angle second determination module 641;
Bottom second determination module 641, be used for judging that not being decided to be aspect by bottom first determination module 640 on the bottom layer arranges second the angle set whether arrangement angle of underproof silk marks belongs to 60 storages of angle set memory module, if, this silk marks is decided to be qualified silk marks, if not, then this silk marks is decided to be angle and arranges underproof silk marks, and will be decided to be angle and arrange underproof silk marks information stores to memory module 65;
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (8)
1. a method that detects unqualified silk screen printing mark is characterized in that, comprising:
Silk marks to be detected in the selected circuit board of pick-up unit; And
Pick-up unit is in described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks;
Wherein, the described angle that detects is arranged underproof silk marks and is specifically comprised:
Be first angle, second angle, third angle degree and the 4th angle according to arrangement angle respectively, the selected silk marks to be detected that is in the same aspect of circuit board is divided into groups, the difference of the described third angle degree and first angle is the odd-multiple of 90 degree, the difference of second angle and first angle is the odd-multiple of 180 degree, and the difference of the 4th angle and third angle degree is the odd-multiple of 180 degree; And
With selected arrangement angle is not that the silk marks of first angle, second angle, third angle degree and the 4th angle is decided to be angle and arranges underproof silk marks;
Based on the result of described grouping, relatively arrangement angle is the number of cocainine seal mark of first angle and the number of the cocainine seal mark that arrangement angle is second angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks; And
Relatively arrangement angle is the number of cocainine seal mark of third angle degree and the number of the cocainine seal mark that arrangement angle is the 4th angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks;
The described aspect of detecting is arranged underproof silk marks and is specifically comprised:
Judge that selected silk marks to be detected is at circuit board top layer or bottom;
If at top layer, judge whether silk marks to be detected needs mirror image when printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks;
If at bottom, judge whether silk marks to be detected needs mirror image when printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
2. the method for claim 1 is characterized in that, described first angle is that 0 degree, second angle are that 180 degree, third angle degree are that 90 degree, the 4th angle are 270 degree.
3. a method that detects unqualified silk screen printing mark is characterized in that, comprising:
Silk marks to be detected in the selected circuit board of pick-up unit; And
Pick-up unit is in described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks;
Wherein, the described angle that detects is arranged underproof silk marks and is specifically comprised:
Judge whether the selected arrangement angle that is in the silk marks to be detected in the same aspect of circuit board belongs to predetermined angle set, and
The silk marks that arrangement angle is not belonged to described angle set is decided to be angle and arranges underproof silk marks;
The described aspect of detecting is arranged underproof silk marks and is specifically comprised:
Judge that selected silk marks to be detected is at circuit board top layer or bottom;
If at top layer, judge whether silk marks to be detected needs mirror image when printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks;
If at bottom, judge whether silk marks to be detected needs mirror image when printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
4. method as claimed in claim 3 is characterized in that, comprises two orthogonal angles in the described angle set.
5. a pick-up unit that detects unqualified silk screen printing mark is characterized in that, comprising:
Chosen module is used for selected circuit board silk marks to be detected;
Detection module is used at described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks;
Described detection module specifically comprises:
Grouping module, be used for is first angle, second angle, third angle degree and the 4th angle according to arrangement angle respectively, the silk marks to be detected that is in the same aspect of circuit board that chosen module is selected divides into groups, the difference of the described third angle degree and first angle is the odd-multiple of 90 degree, the difference of second angle and first angle is the odd-multiple of 180 degree, and the difference of the 4th angle and third angle degree is the odd-multiple of 180 degree;
First determination module, the silk marks that is used for the arrangement angle that chosen module is selected and is not first angle, second angle, third angle degree and the 4th angle is decided to be angle and arranges underproof silk marks;
Second determination module, be used for group result based on described grouping module, relatively arrangement angle is the number of cocainine seal mark of first angle and the number of the cocainine seal mark that arrangement angle is second angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks;
The 3rd determination module, be used for group result based on described grouping module, relatively arrangement angle is the number of cocainine seal mark of third angle degree and the number of the cocainine seal mark that arrangement angle is the 4th angle, and the cocainine that number is less seal mark is decided to be angle and arranges underproof silk marks;
The aspect judge module is used to judge that the selected silk marks to be detected of chosen module is at circuit board top layer or bottom;
Top layer mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board top layer, judge whether silk marks to be detected the time needs mirror image in printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks;
Bottom mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board bottom, judge whether silk marks to be detected the time needs mirror image in printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
6. device as claimed in claim 5 is characterized in that, described first angle is that 0 degree, second angle are that 180 degree, third angle degree are that 90 degree, the 4th angle are 270 degree.
7. a pick-up unit that detects unqualified silk screen printing mark is characterized in that, comprising:
Chosen module is used for selected circuit board silk marks to be detected;
Detection module is used at described selected silk marks to be detected, and the aspect of detecting arranges underproof silk marks and angle is arranged underproof silk marks;
Described detection module specifically comprises:
Judge module is used for judging whether the arrangement angle of the silk marks to be detected that is in the same aspect of circuit board that chosen module is selected belongs to predetermined angle set;
The silk marks that determination module, the arrangement angle that is used for that judge module is judged do not belong to described angle set is decided to be angle and arranges underproof silk marks;
The aspect judge module is used to judge that the selected silk marks to be detected of chosen module is at circuit board top layer or bottom;
Top layer mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board top layer, judge whether silk marks to be detected the time needs mirror image in printing, and need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks;
Bottom mirror image judge module, be used for when the aspect judge module is judged silk marks to be detected at the circuit board bottom, judge whether silk marks to be detected the time needs mirror image in printing, and do not need the silk marks of mirror image to be decided to be aspect judged result to arrange underproof silk marks.
8. device as claimed in claim 7 is characterized in that, comprises two orthogonal angles in the described angle set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101128543A CN101281027B (en) | 2008-05-26 | 2008-05-26 | Method and apparatus for detecting unqualified silk screen printing mark |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101128543A CN101281027B (en) | 2008-05-26 | 2008-05-26 | Method and apparatus for detecting unqualified silk screen printing mark |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101281027A CN101281027A (en) | 2008-10-08 |
| CN101281027B true CN101281027B (en) | 2010-06-16 |
Family
ID=40013609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101128543A Expired - Fee Related CN101281027B (en) | 2008-05-26 | 2008-05-26 | Method and apparatus for detecting unqualified silk screen printing mark |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101281027B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101959370A (en) * | 2010-10-12 | 2011-01-26 | 浪潮电子信息产业股份有限公司 | Method for preventing marking position numbers of devices in wrong positions in PCB |
| CN102902832B (en) * | 2011-07-26 | 2016-06-22 | 京信通信系统（中国）有限公司 | A kind of detect method and the device that pcb board silk-screen sequence number is deleted by mistake |
| CN106294980A (en) * | 2016-08-08 | 2017-01-04 | 浪潮集团有限公司 | A kind of method of auto arrangement silk-screen in PCB |
| CN107063151A (en) * | 2017-04-19 | 2017-08-18 | 济南浪潮高新科技投资发展有限公司 | A kind of method of quick inspection chip PIN mark |
| CN109657359B (en) * | 2018-12-21 | 2022-03-25 | 郑州云海信息技术有限公司 | Method and equipment for identifying package update in PCB design |
| CN114117997B (en) * | 2022-01-28 | 2022-04-26 | 江山季丰电子科技有限公司 | Method for adjusting screen printing placement of components of multi-site ATE project |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6668360B1 (en) * | 2001-01-08 | 2003-12-23 | Taiwan Semiconductor Manufacturing Company | Automatic integrated circuit design kit qualification service provided through the internet |
| CN1549671A (en) * | 2003-05-21 | 2004-11-24 | 华为技术有限公司 | Method for automatic generating device mark in printed circuit board design |
| CN1979502A (en) * | 2005-11-30 | 2007-06-13 | 英业达股份有限公司 | System and method for checking design error |
-
2008
- 2008-05-26 CN CN2008101128543A patent/CN101281027B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6668360B1 (en) * | 2001-01-08 | 2003-12-23 | Taiwan Semiconductor Manufacturing Company | Automatic integrated circuit design kit qualification service provided through the internet |
| CN1549671A (en) * | 2003-05-21 | 2004-11-24 | 华为技术有限公司 | Method for automatic generating device mark in printed circuit board design |
| CN1979502A (en) * | 2005-11-30 | 2007-06-13 | 英业达股份有限公司 | System and method for checking design error |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101281027A (en) | 2008-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101281027B (en) | Method and apparatus for detecting unqualified silk screen printing mark | |
| CN101206467B (en) | Universal numerical control code analysis method | |
| CN100541502C (en) | A kind of PCB analogue system and its implementation with error detection function | |
| CN106874256A (en) | Name the method and device of entity in identification field | |
| US7315403B2 (en) | Image data sorting system and method thereof | |
| CN106339247A (en) | Loading system and loading method for DLL (Dynamic Link Library) file | |
| CN105404680A (en) | Searching recommendation method and apparatus | |
| JP6107361B2 (en) | Input device | |
| CN106155833A (en) | A kind of method and apparatus of asynchronous remote copy | |
| SE1250017A1 (en) | System and method for providing diagnostic error information based on content from two databases | |
| US8904247B2 (en) | Test pattern generation apparatus, test program generation apparatus, generation method, program, and test apparatus | |
| CN109977020B (en) | Automatic testing method | |
| CN108446115A (en) | A kind of method and device of code reuse | |
| CN111611176B (en) | Automatic generation method, system and medium for universal interface coverage rate model verification environment | |
| CN101510168A (en) | Access method for quickflashing memory and memory apparatus | |
| CN110377566B (en) | Method and system for sorting S parameter test files of PCB | |
| CN112182266A (en) | Picture labeling and classifying method based on picture numbers | |
| CN104965696B (en) | For influenceing the method and modeling of control program | |
| CN1991754A (en) | Information displaying system and method | |
| EP1517336A3 (en) | Method for facilitating error detection for content addressable memory | |
| CN107168133A (en) | The visual programming method and system of electric machine controller | |
| CN102902832A (en) | Method and device for detecting mistaken deletion of PCB (printed circuit board) silkscreen numbers | |
| CN202720288U (en) | LCR semiautomatic test device used for first article production | |
| CN107679027B (en) | Method and device for converting Excel test case table into Word test case table | |
| CN101498990B (en) | Self-adaptive starting method of NAND flash memory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20180526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |