CN104495471A - Method and device for detecting line break and paper break in papyrus production line - Google Patents
Method and device for detecting line break and paper break in papyrus production line Download PDFInfo
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- CN104495471A CN104495471A CN201410725660.6A CN201410725660A CN104495471A CN 104495471 A CN104495471 A CN 104495471A CN 201410725660 A CN201410725660 A CN 201410725660A CN 104495471 A CN104495471 A CN 104495471A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 18
- 206010070834 Sensitisation Diseases 0.000 claims abstract description 33
- 230000008313 sensitization Effects 0.000 claims abstract description 33
- 239000007787 solid Substances 0.000 claims description 33
- 239000013078 crystal Substances 0.000 claims description 18
- 238000007689 inspection Methods 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 5
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- 244000025254 Cannabis sativa Species 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements
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Abstract
The invention discloses a method and a device for detecting line break and paper break in a papyrus production line. The method comprises the following steps: arranging a pure color background plate on the papyrus side on the papyrus production line, projecting a papyrus image onto the pure color background plate through a constant light source, adopting a sensitization device to acquire at least one line sensitization data, perpendicular to the advancing direction of papyrus, in the papyrus image on the pure color background plate, converting each line of sensitization data acquired through the sensitization device into a gray value of a line of pixels, subtracting the gray values of two continuous pixels in the gray value of one line of pixels to obtain a difference value, determining the number of pits existing in one line of pixels according to the difference value and judging the conditions of line break and paper break according to the number of the pits. The method has the advantages that the automatic detection of conditions of line break and paper break in the papyrus production line is realized, and the qualified rate and production efficiency of the papyrus are improved.
Description
Technical field
The present invention relates to a kind of broken string for sudd manufacturing line and disconnected paper detection technique, especially relate to a kind of broken string for sudd manufacturing line and disconnected paper method of inspection and device.
Background technology
Sudd has become the important knitted material of one of straw mats braiding as the substitute of natural Lin's grass.When producing sudd, first the paper that natural fiber is made is cut into the banded paper slip of one fixed width, again by banded paper slip in a spiral manner coiling on a single (as cotton thread or synthetic line), formed with the identical sudd of natural Lin grass diameter, as shown in Figure 1.
At present, sudd manufacturing line adopts motor drive reel draw fibers line, and drive banded paper to rotate the coiling production realizing sudd around single simultaneously.In this winding process, if banded paper fracture, can cause producing inferior-quality sudd, if single fracture, then sudd manufacturing line is in idling conditions completely.On existing sudd manufacturing line, rely on manual patrol to check whether completely and occur disconnected paper or broken string phenomenon, then Non-follow control manufacturing line stops.Due to discountinuity and the hysteresis quality of manual patrol, cause percent defective to remain high, production efficiency is low.
In view of this, design a kind of broken string for sudd manufacturing line and disconnected paper method of inspection and device to replace existing manual detection mode, significant in raising sudd accepted product percentage and production efficiency.
Summary of the invention
One of technical matters to be solved by this invention is to provide and a kind ofly can improves the broken string for sudd manufacturing line of sudd accepted product percentage and production efficiency and disconnected paper method of inspection.
The present invention one of to solve the problems of the technologies described above the technical scheme adopted: a kind of broken string for sudd manufacturing line and disconnected paper method of inspection, comprise the following steps:
1. one block of solid background plate is arranged on the side of sudd on sudd manufacturing line, a constant light source and sensor devices is arranged on the opposite side of sudd;
2. described constant light source is opened by sudd image projection on described solid background plate, the sensitization data that on the sensor devices Real-time Obtaining solid background plate described in employing, in sudd image, at least a line is vertical with sudd direct of travel;
3. the often row sensitization data that sensor devices obtains is converted to the gray value of one-row pixels point;
4. successively the gray value of continuous print two pixels in the gray value of one-row pixels point is subtracted each other, obtain difference and be designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, T
0span be 3 ~ 10;
5. add up the quantity of concave point in one-row pixels point, be designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, then normal production scenarios is judged to be, N
0span be 3 ~ 6, N
1span be 6 ~ 10.
Described solid background plate is white background plate, and described constant light source is the LED light source of one group of parallel arranged, and described sensor devices is linear CCD or camera.This structure has fixing Illumination intensity, and sensitization data is stablized, and is conducive to raising and is detected as power; This contactless detection mode, does not affect the production of sudd simultaneously, allows sudd travel path to fluctuate within the specific limits simultaneously.
Compared with prior art, the advantage of method of inspection of the present invention is the side by one block of solid background plate being arranged on sudd on sudd manufacturing line, adopt constant light source by sudd image projection on solid background plate, the sensitization data that on sensor devices Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd direct of travel; The often row sensitization data that sensor devices obtains is converted to the gray value of one-row pixels point; The gray value of continuous print two pixels in the gray value of one-row pixels point is subtracted each other, obtains difference and be designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, T
0span be 3 ~ 10; In statistics one-row pixels point, the quantity of concave point, is designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, then normal production scenarios is judged to be, N
0span be 3 ~ 6, N
1span be 6 ~ 10, to realize on sudd manufacturing line the Aulomatizeted Detect of broken string and disconnected paper situation thus, improve sudd accepted product percentage and production efficiency.
Two of technical matters to be solved by this invention is to provide and a kind ofly can improves the broken string for sudd manufacturing line of sudd accepted product percentage and production efficiency and disconnected paper detecting apparatus.
Two technical schemes adopted that the present invention solves the problems of the technologies described above are: a kind of broken string for sudd manufacturing line and disconnected paper detecting apparatus, comprise the solid background plate for being arranged on sudd side, for being arranged on constant light source and sensor devices, master controller and the frequency converter for controlling the motor on sudd manufacturing line of sudd opposite side, described frequency converter is connected with described master controller respectively with described sensor devices, is provided with first threshold T in described master controller
0, Second Threshold N
0with the 3rd threshold value N
1, T
0span be 3 ~ 10, N
0span be 3 ~ 6, N
1span be 6 ~ 10; Described constant light source by sudd image projection on described solid background plate, the sensitization data that on described sensor devices Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd direct of travel also sends sensitization data to described master controller, every row sensitization data is converted to the gray value of one-row pixels point and is subtracted each other by the gray value of continuous print two pixels in the gray value of one-row pixels point successively by described master controller, obtains difference and is designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, in described master controller statistics one-row pixels point, the quantity of concave point, is designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, be then judged to be normal production scenarios, when there is broken string situation or disconnected paper situation, the frequency converter described in described main controller controls quits work, and described motor quits work.
The adaptor union that described master controller comprises control chip that model is STM32F103R8, model is JTAG20PIN, the first resistance, the second resistance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the first crystal oscillator, the second crystal oscillator, aerotron, first interface, for access the second interface of read-out, the 3rd interface, for access keyboard the 4th interface, for accessing the 5th interface, the 6th interface and the battery of sensor devices; Described first interface, the second described interface and the 5th described interface are 8pin interface, and the 3rd described interface and the 6th described interface are 2pin interface, and the 4th described interface is 10pin interface;
The positive pole of the 1st pin of described control chip, described battery is connected with the 1st pin of the 6th described interface, the negative earth of described battery; 3rd pin of described control chip, one end of the 3rd described electric capacity are connected with one end of the first described crystal oscillator; 4th pin of described control chip, one end of the first described electric capacity are connected with the other end of the first described crystal oscillator; 5th pin of described control chip, one end of the second described electric capacity are connected with one end of the second described crystal oscillator; 6th pin of described control chip, one end of the 4th described electric capacity are connected with the other end of the second described crystal oscillator; Ground connection after the other end of the first described electric capacity, the other end of the 3rd described electric capacity, the other end of the second described electric capacity are connected with the other end of the 4th described electric capacity; 15th pin of the 7th pin of described control chip, described adaptor union is connected with one end of the 5th described electric capacity, ground connection after the other end of the 5th described electric capacity is connected with the 12nd pin of described control chip; 8th pin of described control chip is connected with the 7th pin of the 4th described interface; 11st pin of described control chip is connected with the 8th pin of the 4th described interface;
13rd pin of described control chip, the 19th pin, the 32nd pin, the 48th pin and the 64th pin access 3.3V voltage respectively, 14th pin of described control chip is connected with the 4th pin of the 5th described interface, and the 15th pin of described control chip is connected with the 6th pin of the 5th described interface, and the 16th pin of described control chip is connected with the 2nd pin of the 5th described interface, 18th pin of described control chip, the 28th pin, the 31st pin, the 47th pin and the 63rd pin be ground connection respectively, 20th pin of described control chip is connected with the 3rd pin of described first interface, 21st pin of described control chip is connected with the 4th pin of described first interface, 24th pin of described control chip is connected with the 2nd pin of described first interface, 25th pin of described control chip is connected with the 7th pin of described first interface, 29th pin of described control chip is connected with the 5th pin of described first interface, 30th pin of described control chip is connected with the 6th pin of described first interface, 1st pin access 5V voltage of described first interface, 8th pin ground connection of described first interface, 33rd pin of described control chip is connected with the 7th pin of the second described interface, 34th pin of described control chip is connected with the 4th pin of the second described interface, 36th pin of described control chip is connected with the 3rd pin of the second described interface, 37th pin of described control chip is connected with the 6th pin of the second described interface, 38th pin of described control chip is connected with the 5th pin of the second described interface, 1st pin of the second described interface is connected rear access 3.3V voltage with the 8th pin of the 5th described interface, 2nd pin of the second described interface, one end of the 6th described electric capacity, 1st pin of the 5th described interface, 3rd pin, ground connection after 5th pin is connected with the 7th pin, the other end access 3.3V voltage of the 6th described electric capacity,
39th pin of described control chip is connected with one end of the second described resistance, the other end of the second described resistance is connected with the base stage of described aerotron, the collecting electrode of described aerotron is connected with the 8th pin of the second described interface, the grounded emitter of described aerotron, 46th pin of described control chip is connected with the 7th pin of described adaptor union, 49th pin of described control chip is connected with the 9th pin of described adaptor union, 50th pin of described control chip is connected with the 5th pin of described adaptor union, 51st pin of described control chip is connected with the 1st pin of the 4th described interface, 52nd pin of described control chip is connected with the 2nd pin of the 4th described interface, 53rd pin of described control chip is connected with the 3rd pin of the 4th described interface, 54th pin of described control chip is connected with the 4th pin of the 4th described interface, 55th pin of described control chip is connected with the 13rd pin of described adaptor union, 56th pin of described control chip is connected with the 3rd pin of described adaptor union, 60th pin of described control chip, one end of the first described resistance is connected with the 1st pin of the 3rd described interface, 2nd pin ground connection of the 3rd described interface, the other end of the first described resistance, 2nd pin of the 6th described interface is connected with the 64th pin of described control chip, 61st pin of described control chip is connected with the 5th pin of the 4th described interface, 62nd pin of described control chip is connected with the 6th pin of the 4th described interface, 1st pin of described adaptor union, the 2nd pin and the 19th pin access 3.3V voltage respectively, ground connection after 8th pin of described adaptor union, the 10th pin, the 12nd pin, the 14th pin, the 16th pin, the 18th pin are connected with the 20th pin, the 9th pin of the 4th described interface and the equal ground connection of the 10th pin.This main controller circuit structure is simple, low in energy consumption, there is good real-time, rich interface be easy to expansion.
Described detecting device also comprises Voltage stabilizing module, and described Voltage stabilizing module comprises the second chip that model is LM1117, 7th electric capacity, 8th electric capacity, 9th electric capacity, tenth electric capacity, 11 electric capacity, 12 electric capacity, 13 electric capacity, 14 electric capacity, 15 electric capacity and the 16 electric capacity, the 3rd pin access 5V voltage of the second described chip, the 1st pin ground connection of the second described chip, one end of the 7th described electric capacity, one end of the 8th described electric capacity, one end of the 9th described electric capacity, one end of the tenth described electric capacity, one end of the 11 described electric capacity, one end of the 12 described electric capacity, one end of the 13 described electric capacity, one end of the 14 described electric capacity, one end of the 15 described electric capacity is connected rear ground connection, the 2nd pin of the second described chip with one end of the 16 described electric capacity, the other end of the 7th described electric capacity, the other end of the 8th described electric capacity, the other end of the 9th described electric capacity, the other end of the tenth described electric capacity, the other end of the 11 described electric capacity, the other end of the 12 described electric capacity, the other end of the 13 described electric capacity, the other end of the 14 described electric capacity, the other end of the 15 described electric capacity is connected with the other end of the 16 described electric capacity and its coupling end exports 3.3V voltage.This Voltage stabilizing module circuit output voltage is stable, power consumption is little.
The second described interface is connected with three cun of TFT read-outs, and the 4th described interface is connected with eight key panels.This structure realizes interpersonal interaction's function, improves operability.
Described solid background plate is white background plate, and described constant light source is the LED light source of one group of parallel arranged, and described sensor devices is linear CCD or camera.This structure Illumination intensity affects little by production environment, sensitization data is stablized, and is detected as power high.
Compared with prior art, the advantage of detecting device of the present invention to be the image projection of sudd by constant light source on solid background plate, obtain by sensor devices Real-time Collection sensitization data that on solid background plate, in sudd image, at least a line is vertical with sudd direct of travel and send sensitization data to master controller, every row sensitization data is converted to the gray value of one-row pixels point and is subtracted each other by the gray value of continuous print two pixels in the gray value of one-row pixels point by master controller, obtains difference and is designated as α
i, in master controller, be provided with first threshold T
0, Second Threshold N
0with the 3rd threshold value N
1, T
0span be 3 ~ 10, N
0span be 3 ~ 6, N
1span be 6 ~ 10; When | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, in described master controller statistics one-row pixels point, the quantity of concave point, is designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1then be judged to be normal production scenarios, when there is broken string situation or disconnected paper situation, main controller controls frequency converter quits work, motor quits work, realize the detection of broken string and disconnected paper situation on sudd manufacturing line thus and occur at broken string and disconnected paper situation the timely stopping production of rear sudd manufacturing line improving sudd accepted product percentage and production efficiency thus.
Accompanying drawing explanation
Fig. 1 (a) in broken string situation, the gray value curve of a line sensitization data;
Fig. 1 (b) is in disconnected paper situation, the gray value curve of a line sensitization data;
Fig. 1 (c) under normal production scenarios, the gray value curve of a line sensitization data;
Fig. 2 is the structural representation of detecting device of the present invention;
Fig. 3 is the circuit diagram of the master controller of detecting device of the present invention;
Fig. 4 is the circuit diagram of the Voltage stabilizing module of detecting device of the present invention;
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, method of inspection of the present invention is described in further detail.
Embodiment one: a kind of broken string for sudd manufacturing line and disconnected paper method of inspection, comprise the following steps:
1. one block of solid background plate is arranged on the side of sudd on sudd manufacturing line, a constant light source and sensor devices is arranged on the opposite side of sudd;
2. constant light source is opened by sudd image projection on solid background plate, the sensitization data that on employing sensor devices Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd direct of travel;
3. the often row sensitization data that sensor devices obtains is converted to the gray value of one-row pixels point;
4. successively the gray value of continuous print two pixels in the gray value of one-row pixels point is subtracted each other, obtain difference and be designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, T
0value be 3;
5. add up the quantity of concave point in one-row pixels point, be designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, then normal production scenarios is judged to be, N
0value be 3, N
1value be 6.
In the present embodiment, solid background plate is white background plate, and constant light source is the LED light source of one group of parallel arranged, and sensor devices is linear CCD or camera.
In the present embodiment, with white background plate and linear CCD or camera collection a line sensitization data (perpendicular to sudd direct of travel, one group of photosensitive intensity data from left to right), when there is broken string, one group of gray value after conversion is a milder curve, as shown in Fig. 1 (a); When the disconnected paper of appearance, when only having single, be a curve occurring a small concave point, as shown in Fig. 1 (b); And under normal circumstances (banded paper success coiling is on single), be a curve with obvious concave point, as shown in Fig. 1 (c).
Embodiment two: a kind of broken string for sudd manufacturing line and disconnected paper method of inspection, comprise the following steps:
1. one block of solid background plate is arranged on the side of sudd on sudd manufacturing line, a constant light source and sensor devices is arranged on the opposite side of sudd;
2. constant light source is opened by sudd image projection on solid background plate, the sensitization data that on employing sensor devices Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd direct of travel;
3. the often row sensitization data that sensor devices obtains is converted to the gray value of one-row pixels point;
4. successively the gray value of continuous print two pixels in the gray value of one-row pixels point is subtracted each other, obtain difference and be designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, T
0value be 10;
5. add up the quantity of concave point in one-row pixels point, be designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, then normal production scenarios is judged to be, N
0value be 6, N
1value be 10.
In the present embodiment, solid background plate is white background plate, and constant light source is the LED light source of one group of parallel arranged, and sensor devices is linear CCD or camera.
In the present embodiment, with white background plate and linear CCD or camera collection a line sensitization data (perpendicular to sudd direct of travel, one group of photosensitive intensity data from left to right), when there is broken string, one group of gray value after conversion is a milder curve, as shown in Fig. 1 (a); When the disconnected paper of appearance, when only having single, be a curve occurring a small concave point, as shown in Fig. 1 (b); And under normal circumstances (banded paper success coiling is on single), be a curve with obvious concave point, as shown in Fig. 1 (c).
In method of inspection of the present invention, often generally include 128 pixels in row pixel, T
0, N
0and N
1different values can adjust the sensitivity of method of inspection.
Present invention also offers a kind of broken string for sudd manufacturing line and disconnected paper detecting apparatus, below in conjunction with accompanying drawing embodiment, detecting device of the present invention is described in further detail.
Embodiment: as shown in Figure 2, a kind of broken string for sudd manufacturing line and disconnected paper detecting apparatus, comprise the solid background plate 2 for being arranged on sudd 1 side, for being arranged on constant light source 3 and sensor devices 4, master controller 5 and the frequency converter 7 for controlling the motor 6 on sudd manufacturing line of sudd 1 opposite side, frequency converter 7 is connected with master controller 5 respectively with sensor devices 4, is provided with first threshold T in master controller 5
0, Second Threshold N
0with the 3rd threshold value N
1, T
0value be 3, N
0value be 3, N
1value be 6; Constant light source 3 by sudd 1 image projection on solid background plate 2, the sensitization data 8 that on sensor devices 4 Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd 1 direct of travel also sends sensitization data 8 to master controller 5, every row sensitization data 8 is converted to the gray value of one-row pixels point and is subtracted each other by the gray value of continuous print two pixels in the gray value of one-row pixels point successively by master controller 5, obtains difference and is designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, the quantity of concave point in one-row pixels point added up by master controller 5, is designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, be then judged to be normal production scenarios, when there is broken string situation or disconnected paper situation, master controller 5 drives frequency converter 7 to control motor 6 and quits work.
As shown in Figure 3, in the present embodiment, master controller 5 comprises the control chip U1 that model is STM32F103R8, model is the adaptor union JTAG1 of JTAG20PIN, first resistance R1, second resistance R2, first electric capacity C1, second electric capacity C2, 3rd electric capacity C3, 4th electric capacity C4, 5th electric capacity C5, 6th electric capacity C6, first crystal oscillator Y1, second crystal oscillator Y2, aerotron Q1, first interface J1, for accessing the second interface J2 of read-out, 3rd interface J3, for accessing the 4th interface J4 of keyboard, for accessing the 5th interface J5 of sensor devices, 6th interface J6 and battery BT1, first interface J1, the second interface J2 and the 5th interface J5 are 8pin interface, and the 3rd interface J3 and the 6th interface J6 is 2pin interface, and the 4th interface J4 is 10pin interface,
1st pin of control chip U1, the positive pole of battery BT1 are connected with the 1st pin of the 6th interface J6, the negative earth of battery BT1; 3rd pin of control chip U1, one end of the 3rd electric capacity C3 are connected with one end of the first crystal oscillator Y1; 4th pin of control chip U1, one end of the first electric capacity C1 are connected with the other end of the first crystal oscillator Y1; 5th pin of control chip U1, one end of the second electric capacity C2 are connected with one end of the second crystal oscillator Y2; 6th pin of control chip U1, one end of the 4th electric capacity C4 are connected with the other end of the second crystal oscillator Y2; The other end of the other end of the first electric capacity C1, the other end of the 3rd electric capacity C3, the second electric capacity C2 is connected rear ground connection with the other end of the 4th electric capacity C4; 7th pin of control chip U1, the 15th pin of adaptor union JTAG1 are connected with one end of the 5th electric capacity C5, ground connection after the other end of the 5th electric capacity C5 is connected with the 12nd pin of control chip U1; 8th pin of control chip U1 is connected with the 7th pin of the 4th interface J4; 11st pin of control chip U1 is connected with the 8th pin of the 4th interface J4;
13rd pin of control chip U1, the 19th pin, the 32nd pin, the 48th pin and the 64th pin access 3.3V voltage respectively, 14th pin of control chip U1 is connected with the 4th pin of the 5th interface J5, and the 15th pin of control chip U1 is connected with the 6th pin of the 5th interface J5, and the 16th pin of control chip U1 is connected with the 2nd pin of the 5th interface J5, 18th pin of control chip U1, the 28th pin, the 31st pin, the 47th pin and the 63rd pin be ground connection respectively, 20th pin of control chip U1 is connected with the 3rd pin of first interface J1,21st pin of control chip U1 is connected with the 4th pin of first interface J1,24th pin of control chip U1 is connected with the 2nd pin of first interface J1,25th pin of control chip U1 is connected with the 7th pin of first interface J1,29th pin of control chip U1 is connected with the 5th pin of first interface J1,30th pin of control chip U1 is connected with the 6th pin of first interface J1, the 1st pin access 5V voltage of first interface J1, the 8th pin ground connection of first interface J1, 33rd pin of control chip U1 is connected with the 7th pin of the second interface J2, 34th pin of control chip U1 is connected with the 4th pin of the second interface J2, 36th pin of control chip U1 is connected with the 3rd pin of the second interface J2, 37th pin of control chip U1 is connected with the 6th pin of the second interface J2, 38th pin of control chip U1 is connected with the 5th pin of the second interface J2, access 3.3V voltage after 1st pin of the second interface J2 is connected with the 8th pin of the 5th interface J5, 2nd pin of the second interface J2, one end of 6th electric capacity C6, 1st pin of the 5th interface J5, 3rd pin, ground connection after 5th pin is connected with the 7th pin, the other end access 3.3V voltage of the 6th electric capacity C6,
39th pin of control chip U1 is connected with one end of the second resistance R2, and the other end of the second resistance R2 is connected with the base stage of aerotron Q1, and the collecting electrode of aerotron Q1 is connected with the 8th pin of the second interface J2, the grounded emitter of aerotron Q1, 46th pin of control chip U1 is connected with the 7th pin of adaptor union JTAG1, 49th pin of control chip U1 is connected with the 9th pin of adaptor union JTAG1, 50th pin of control chip U1 is connected with the 5th pin of adaptor union JTAG1, 51st pin of control chip U1 is connected with the 1st pin of the 4th interface J4, 52nd pin of control chip U1 is connected with the 2nd pin of the 4th interface J4, 53rd pin of control chip U1 is connected with the 3rd pin of the 4th interface J4, 54th pin of control chip U1 is connected with the 4th pin of the 4th interface J4, 55th pin of control chip U1 is connected with the 13rd pin of adaptor union JTAG1, 56th pin of control chip U1 is connected with the 3rd pin of adaptor union JTAG1, 60th pin of control chip U1, one end of first resistance R1 is connected with the 1st pin of the 3rd interface J3, the 2nd pin ground connection of the 3rd interface J3, the other end of the first resistance R1, 2nd pin of the 6th interface J6 is connected with the 64th pin of control chip U1, 61st pin of control chip U1 is connected with the 5th pin of the 4th interface J4,62nd pin of control chip U1 is connected with the 6th pin of the 4th interface J4,1st pin of adaptor union JTAG1, the 2nd pin and the 19th pin access 3.3V voltage respectively, ground connection after 8th pin of adaptor union JTAG1, the 10th pin, the 12nd pin, the 14th pin, the 16th pin, the 18th pin are connected with the 20th pin, the 9th pin of the 4th interface J4 and the equal ground connection of the 10th pin.
In the present embodiment, detecting device also comprises Voltage stabilizing module, and as shown in Figure 4, Voltage stabilizing module comprises the second chip U2 that model is LM1117, 7th electric capacity C7, 8th electric capacity C8, 9th electric capacity C9, tenth electric capacity C10, 11 electric capacity C11, 12 electric capacity C12, 13 electric capacity C13, 14 electric capacity C14, the 3rd pin access 5V voltage of the 15 electric capacity C15 and the 16 electric capacity C16, the second chip U2, the 1st pin ground connection of the second chip U2, one end of the 7th electric capacity C7, one end of 8th electric capacity C8, one end of 9th electric capacity C9, one end of tenth electric capacity C10, one end of 11 electric capacity C11, one end of 12 electric capacity C12, one end of 13 electric capacity C13, one end of 14 electric capacity C14, one end of 15 electric capacity C15 is connected rear ground connection, the 2nd pin of the second chip U2 with one end of the 16 electric capacity C16, the other end of the 7th electric capacity C7, the other end of the 8th electric capacity C8, the other end of the 9th electric capacity C9, the other end of the tenth electric capacity C10, the other end of the 11 electric capacity C11, the other end of the 12 electric capacity C12, the other end of the 13 electric capacity C13, the other end of the 14 electric capacity C14, the other end of the 15 electric capacity C15 is connected with the other end of the 16 electric capacity C16 and its coupling end exports 3.3V voltage.
In the present embodiment, the second interface J2 is connected with three cun of TFT read-outs, and the 4th interface J4 is connected with eight key panels.Testing result can be shown by three cun of TFT read-outs by master controller, and operating personal also adjusts master controller internal data by eight key panels, realizes man-machine interaction.
In the present embodiment, solid background plate 2 is white background plate, constant light source 3 is the LED light source of one group of parallel arranged, sensor devices 4 is linear CCD or camera, frequency converter 7 adopts platform to create M2 100 Series Frequency Converter, 5V voltage in master controller is directly created M2 100 frequency converter by platform and is provided, and 3.3V voltage provides after platform being created by Voltage stabilizing module the 5V voltage step-down that M2 100 frequency converter provides.
Embodiment two: the present embodiment is substantially identical with embodiment one, difference is only T in the present embodiment
0value be 10, N
0value be 6, N
1value be 10.
In detecting device of the present invention, often generally include 128 pixels in row pixel, T
0, N
0and N
1different values can adjust the sensitivity of detecting device.
Claims (7)
1., for broken string and the disconnected paper method of inspection of sudd manufacturing line, it is characterized in that comprising the following steps:
1. one block of solid background plate is arranged on the side of sudd on sudd manufacturing line, a constant light source and sensor devices is arranged on the opposite side of sudd;
2. described constant light source is opened by sudd image projection on described solid background plate, the sensitization data that on the sensor devices Real-time Obtaining solid background plate described in employing, in sudd image, at least a line is vertical with sudd direct of travel;
3. the often row sensitization data that sensor devices obtains is converted to the gray value of one-row pixels point;
4. successively the gray value of continuous print two pixels in the gray value of one-row pixels point is subtracted each other, obtain difference and be designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, T
0span be 3 ~ 10;
5. add up the quantity of concave point in one-row pixels point, be designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, then normal production scenarios is judged to be, N
0span be 3 ~ 6, N
1span be 6 ~ 10.
2. a kind of broken string for sudd manufacturing line according to claim 1 and disconnected paper method of inspection, it is characterized in that described solid background plate is white background plate, described constant light source is the LED light source of one group of parallel arranged, and described sensor devices is linear CCD or camera.
3. the broken string for sudd manufacturing line and disconnected paper detecting apparatus, it is characterized in that comprising the solid background plate for being arranged on sudd side, for being arranged on constant light source and sensor devices, master controller and the frequency converter for controlling the motor on sudd manufacturing line of sudd opposite side, described frequency converter is connected with described master controller respectively with described sensor devices, is provided with first threshold T in described master controller
0, Second Threshold N
0with the 3rd threshold value N
1, T
0span be 3 ~ 10, N
0span be 3 ~ 6, N
1span be 6 ~ 10; Described constant light source by sudd image projection on described solid background plate, the sensitization data that on described sensor devices Real-time Obtaining solid background plate, in sudd image, at least a line is vertical with sudd direct of travel also sends sensitization data to described master controller, every row sensitization data is converted to the gray value of one-row pixels point and is subtracted each other by the gray value of continuous print two pixels in the gray value of one-row pixels point successively by described master controller, obtains difference and is designated as α
i, when | α
i| >T
0time, then think that these two pixel present positions are concave point, || be the symbol that takes absolute value, in described master controller statistics one-row pixels point, the quantity of concave point, is designated as N, if N<N
0, be then judged to occur broken string situation, if N
0≤ N≤N
1, be then judged to occur disconnected paper situation, if N > is N
1, be then judged to be normal production scenarios, when there is broken string situation or disconnected paper situation, the frequency converter described in described main controller controls quits work, and described motor quits work.
4. a kind of broken string for sudd manufacturing line according to claim 3 and disconnected paper detecting apparatus, it is characterized in that described master controller comprises the control chip that model is STM32F103R8, model is the adaptor union of JTAG20PIN, first resistance, second resistance, first electric capacity, second electric capacity, 3rd electric capacity, 4th electric capacity, 5th electric capacity, 6th electric capacity, first crystal oscillator, second crystal oscillator, aerotron, first interface, for accessing the second interface of read-out, 3rd interface, for accessing the 4th interface of keyboard, for accessing the 5th interface of sensor devices, 6th interface and battery, described first interface, the second described interface and the 5th described interface are 8pin interface, and the 3rd described interface and the 6th described interface are 2pin interface, and the 4th described interface is 10pin interface,
The positive pole of the 1st pin of described control chip, described battery is connected with the 1st pin of the 6th described interface, the negative earth of described battery; 3rd pin of described control chip, one end of the 3rd described electric capacity are connected with one end of the first described crystal oscillator; 4th pin of described control chip, one end of the first described electric capacity are connected with the other end of the first described crystal oscillator; 5th pin of described control chip, one end of the second described electric capacity are connected with one end of the second described crystal oscillator; 6th pin of described control chip, one end of the 4th described electric capacity are connected with the other end of the second described crystal oscillator; Ground connection after the other end of the first described electric capacity, the other end of the 3rd described electric capacity, the other end of the second described electric capacity are connected with the other end of the 4th described electric capacity; 15th pin of the 7th pin of described control chip, described adaptor union is connected with one end of the 5th described electric capacity, ground connection after the other end of the 5th described electric capacity is connected with the 12nd pin of described control chip; 8th pin of described control chip is connected with the 7th pin of the 4th described interface; 11st pin of described control chip is connected with the 8th pin of the 4th described interface;
13rd pin of described control chip, the 19th pin, the 32nd pin, the 48th pin and the 64th pin access 3.3V voltage respectively, 14th pin of described control chip is connected with the 4th pin of the 5th described interface, and the 15th pin of described control chip is connected with the 6th pin of the 5th described interface, and the 16th pin of described control chip is connected with the 2nd pin of the 5th described interface, 18th pin of described control chip, the 28th pin, the 31st pin, the 47th pin and the 63rd pin be ground connection respectively, 20th pin of described control chip is connected with the 3rd pin of described first interface, 21st pin of described control chip is connected with the 4th pin of described first interface, 24th pin of described control chip is connected with the 2nd pin of described first interface, 25th pin of described control chip is connected with the 7th pin of described first interface, 29th pin of described control chip is connected with the 5th pin of described first interface, 30th pin of described control chip is connected with the 6th pin of described first interface, 1st pin access 5V voltage of described first interface, 8th pin ground connection of described first interface, 33rd pin of described control chip is connected with the 7th pin of the second described interface, 34th pin of described control chip is connected with the 4th pin of the second described interface, 36th pin of described control chip is connected with the 3rd pin of the second described interface, 37th pin of described control chip is connected with the 6th pin of the second described interface, 38th pin of described control chip is connected with the 5th pin of the second described interface, 1st pin of the second described interface is connected rear access 3.3V voltage with the 8th pin of the 5th described interface, 2nd pin of the second described interface, one end of the 6th described electric capacity, 1st pin of the 5th described interface, 3rd pin, ground connection after 5th pin is connected with the 7th pin, the other end access 3.3V voltage of the 6th described electric capacity,
39th pin of described control chip is connected with one end of the second described resistance, the other end of the second described resistance is connected with the base stage of described aerotron, the collecting electrode of described aerotron is connected with the 8th pin of the second described interface, the grounded emitter of described aerotron, 46th pin of described control chip is connected with the 7th pin of described adaptor union, 49th pin of described control chip is connected with the 9th pin of described adaptor union, 50th pin of described control chip is connected with the 5th pin of described adaptor union, 51st pin of described control chip is connected with the 1st pin of the 4th described interface, 52nd pin of described control chip is connected with the 2nd pin of the 4th described interface, 53rd pin of described control chip is connected with the 3rd pin of the 4th described interface, 54th pin of described control chip is connected with the 4th pin of the 4th described interface, 55th pin of described control chip is connected with the 13rd pin of described adaptor union, 56th pin of described control chip is connected with the 3rd pin of described adaptor union, 60th pin of described control chip, one end of the first described resistance is connected with the 1st pin of the 3rd described interface, 2nd pin ground connection of the 3rd described interface, the other end of the first described resistance, 2nd pin of the 6th described interface is connected with the 64th pin of described control chip, 61st pin of described control chip is connected with the 5th pin of the 4th described interface, 62nd pin of described control chip is connected with the 6th pin of the 4th described interface, 1st pin of described adaptor union, the 2nd pin and the 19th pin access 3.3V voltage respectively, ground connection after 8th pin of described adaptor union, the 10th pin, the 12nd pin, the 14th pin, the 16th pin, the 18th pin are connected with the 20th pin, the 9th pin of the 4th described interface and the equal ground connection of the 10th pin.
5. a kind of broken string for sudd manufacturing line according to claim 3 and disconnected paper detecting apparatus, is characterized in that described detecting device also comprises Voltage stabilizing module, and described Voltage stabilizing module comprises the second chip that model is LM1117, 7th electric capacity, 8th electric capacity, 9th electric capacity, tenth electric capacity, 11 electric capacity, 12 electric capacity, 13 electric capacity, 14 electric capacity, 15 electric capacity and the 16 electric capacity, the 3rd pin access 5V voltage of the second described chip, the 1st pin ground connection of the second described chip, one end of the 7th described electric capacity, one end of the 8th described electric capacity, one end of the 9th described electric capacity, one end of the tenth described electric capacity, one end of the 11 described electric capacity, one end of the 12 described electric capacity, one end of the 13 described electric capacity, one end of the 14 described electric capacity, one end of the 15 described electric capacity is connected rear ground connection, the 2nd pin of the second described chip with one end of the 16 described electric capacity, the other end of the 7th described electric capacity, the other end of the 8th described electric capacity, the other end of the 9th described electric capacity, the other end of the tenth described electric capacity, the other end of the 11 described electric capacity, the other end of the 12 described electric capacity, the other end of the 13 described electric capacity, the other end of the 14 described electric capacity, the other end of the 15 described electric capacity is connected with the other end of the 16 described electric capacity and its coupling end exports 3.3V voltage.
6. a kind of broken string for sudd manufacturing line according to claim 5 and disconnected paper detecting apparatus, is characterized in that the second described interface is connected with three cun of TFT read-outs, and the 4th described interface is connected with eight key panels.
7. a kind of broken string for sudd manufacturing line according to claim 3 and disconnected paper detecting apparatus, it is characterized in that described solid background plate is white background plate, described constant light source is the LED light source of one group of parallel arranged, and described sensor devices is linear CCD or camera.
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