CN203178237U - Knock triggering device for on-line egg crack detection - Google Patents
Knock triggering device for on-line egg crack detection Download PDFInfo
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- CN203178237U CN203178237U CN 201220680648 CN201220680648U CN203178237U CN 203178237 U CN203178237 U CN 203178237U CN 201220680648 CN201220680648 CN 201220680648 CN 201220680648 U CN201220680648 U CN 201220680648U CN 203178237 U CN203178237 U CN 203178237U
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- 238000001514 detection method Methods 0.000 title claims abstract description 84
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Abstract
The utility model discloses a knock triggering device for on-line egg crack detection which adopts the technical scheme that a driving wheel is mounted on a driving motor, and drives a conveyer belt to move forward through a transmission belt; eggs are placed among multiple rows and three columns of supporting rollers of the conveyer belt; magnetic steel used for detecting positions of eggs is mounted on one shaft end of each row of supporting rollers; Hall sensors used for detecting positions of eggs are fixedly mounted on a machine frame at equal intervals, correspond to the magnetic steel, and are connected with singlechips; pieces of magnetic steel used for detecting the forward speed of eggs are uniformly mounted on the end surface of the driving wheel every 90-degree distance, and the Hall sensors mounted on the outer sides of the pieces of magnetic steel and used for detecting the forward speed of eggs are connected with the singlechips; and three sensors of different colors used for detecting whether eggs are vacant are respectively mounted above the corresponding positions of eggs before detection, and connected with the singlechips. Under the situation of different egg conveying speeds, the device adjusts the knocking time in real time, and ensures accuracy in knocking of the knocking device, and can detect whether eggs are placed on the rollers, so as to control whether to knock the knocking device.
Description
Technical field
The utility model relates to a kind of device of detection of birds, beasts and eggs, especially relates to the online crack detection of a kind of birds, beasts and eggs and triggers the device that knocks.
Background technology
It is important step in the birds, beasts and eggs classification production line that fowl egg crack detects, and the crackle that produces in processes such as collection, transportation is easy to make birds, beasts and eggs to infect salmonella, is detrimental to health.
At present, the method for detection fowl egg crack mainly contains two kinds.1) utilize machine vision technique to detect fowl egg crack.The precision of machine vision technique depends on the color of resolution, sorting algorithm and the bird egg of camera to a great extent.The stain of machine vision technique on the detection eggshell, blood cake, broken eggshell, unusual shape has very big advantage.But machine vision is difficult to detect some small crackles, because a lot of crackle is sightless often, and is difficult to realize comprehensive collection of birds, beasts and eggs surface image, easily causes Lou and adopts, and error is bigger.2) utilize acoustics shock response method to detect fowl egg crack.Its principle is according to knocking the sound pulse vibration that birds, beasts and eggs produce, analyzing its frequency spectrum and differentiate whether there is crackle.Though acoustics shock response method also needs to knock a plurality of points on the eggshell, it has advantages such as easy to operate, that detection sensitivity is higher and analysis speed is very fast.Adopted the method for acoustics shock response on external a lot of birds, beasts and eggs automatic grading assembly line.
In recent years, the large-scale birds, beasts and eggs classification production line that comprises crack detection has been arranged abroad, though domestic many birds, beasts and eggs classification production links have progressively been realized robotization, the detection of fowl egg crack is still that manual inspection is main.The domestic acoustics shock response detection fowl egg crack that utilizes has had relevant bibliographical information, but mostly is confined to laboratory study, reckons without online detection for the ask for something of speed, complexity and operability.In the online crack detection, trigger the method for knocking and mainly adopt infrared sensor to detect the position of birds, beasts and eggs, infrared sensor is made of a transmitter and a receiver, when birds, beasts and eggs block the infrared sensor circuit, sends trigger pip and knocks.Yet because birds, beasts and eggs are not of uniform size, when birds, beasts and eggs blocked circuit, error can appear in the distance between birds, beasts and eggs center and the beating point position, thereby can depart from the center when knocking birds, beasts and eggs, and beating effect is exerted an influence.
Summary of the invention
In order to overcome the defective of prior art, simplify the complexity that triggers the device that knocks, increase operability, increase the beating position precision and save cost; The purpose of this utility model is to provide the online crack detection of a kind of birds, beasts and eggs to trigger the device that knocks, and this device can detect the birds, beasts and eggs of vacancy, accurately judges the birds, beasts and eggs position, the triggering following striking mechanism.
For achieving the above object, the technical solution adopted in the utility model is:
The utility model comprise support roller, three for detection of birds, beasts and eggs whether vacancy color sensor, a plurality of magnet steel for detection of the birds, beasts and eggs position, a plurality of Hall element for detection of the birds, beasts and eggs position, four magnet steel for detection of the birds, beasts and eggs pace, Hall element for detection of the birds, beasts and eggs pace, with single-chip microcomputer, a drive motor and a driving wheel for detection of the Hall element same number of birds, beasts and eggs position; On the drive motor main shaft driving wheel is housed, driving wheel drives the driven rotation of taking turns through driving-belt, thereby driving travelling belt advances, birds, beasts and eggs are placed on many rows, between the support roller of three row travelling belts, axle head of every row's support roller is separately installed with the magnet steel for detection of the birds, beasts and eggs position, a plurality of Hall elements for detection of the birds, beasts and eggs position equidistantly are fixedly mounted on the frame, corresponding with magnet steel, the Hall element spacing that detects the birds, beasts and eggs position is identical with spacing for detection of the magnet steel of birds, beasts and eggs position, and the Hall element of each detection birds, beasts and eggs position is connected with separately single-chip microcomputer respectively; On the driving wheel end face every 90 ° of magnet steel of evenly installing for detection of the birds, beasts and eggs pace, detect the magnet steel outside installation of birds, beasts and eggs pace for detection of the Hall element of birds, beasts and eggs pace, the Hall element that detects the birds, beasts and eggs pace is connected with each single-chip microcomputer; Three for detection of birds, beasts and eggs whether the color sensor of vacancy be fixedly mounted on respectively and enter directly over corresponding with three birds, beasts and eggs positions before detecting, three for detection of birds, beasts and eggs whether the color sensor of vacancy be connected with first single-chip microcomputer respectively.
The beneficial effect that the utlity model has is:
1, owing to birds, beasts and eggs continuous motion on production line, hammer action needs and birds, beasts and eggs mate with occupying a good place, and the Hall element reaction velocity is very fast and accuracy is high, satisfies the requirement of online detection real-time.The mid point of same row's birds, beasts and eggs is located substantially on same the straight line, and therefore same row's birds, beasts and eggs can adopt same magnet steel, receives signal by a Hall element, saves cost.
2, the utility model with real-time speed as calculation of parameter interior, calculate required time delay before starting knocking device according to real-time speed, improve the accuracy of beating point position.
3, the utility model detects the position of birds, beasts and eggs vacancy, and the position that does not have birds, beasts and eggs is not knocked, and saves operation and the energy.
Description of drawings
Fig. 1 is the utility model Device Testing principle schematic.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the right view of Fig. 2.
Fig. 4 is that the utility model is for detection of the Hall element circuit diagram of birds, beasts and eggs position.
Fig. 5 is that the utility model is for detection of the Hall element circuit diagram of birds, beasts and eggs pace.
Fig. 6 is the utility model color sensor circuit and single chip machine controlling circuit figure.
Embodiment
The utility model is described in further detail below in conjunction with concrete embodiment.
As Fig. 1, Fig. 2, shown in Figure 3, among the embodiment each birds, beasts and eggs being knocked four times device is example.
The utility model comprises that support roller 1, three are for detection of birds, beasts and eggs whether color sensor 3, a plurality of magnet steel 4 for detection of the birds, beasts and eggs position, four Hall element 5a, 5b for detection of the birds, beasts and eggs position, 5c, 5d, four magnet steel 6 for detection of the birds, beasts and eggs pace, the Hall element 7 for detection of the birds, beasts and eggs pace, four single- chip microcomputer 8a, 8b, 8c, 8d, drive motor 9 and driving wheels 10 of vacancy; On drive motor 9 main shafts driving wheel 10 is housed, thereby driving wheel 10 drives travelling belt through driving-belt to advance, birds, beasts and eggs 2 are placed on four rows, between the support roller of three row travelling belts, axle head of four row's support rollers is separately installed with the magnet steel 4 for detection of the birds, beasts and eggs position, four Hall elements for detection of the birds, beasts and eggs position equidistantly are fixedly mounted on the frame, corresponding with magnet steel, the Hall element spacing that detects the birds, beasts and eggs position is identical with spacing for detection of the magnet steel of birds, beasts and eggs position, the Hall element 5a of each detection birds, beasts and eggs position, 5b, 5c, 5d respectively with separately single- chip microcomputer 8a, 8b, 8c, 8d connects; On driving wheel 10 end faces every 90 ° of magnet steel 6 of evenly installing for detection of the birds, beasts and eggs pace, detect magnet steel 6 outside correspondence positions installations of birds, beasts and eggs pace for detection of the Hall element 7 of birds, beasts and eggs pace, the Hall element 7 that detects the birds, beasts and eggs pace is connected with each single-chip microcomputer; Three for detection of birds, beasts and eggs whether the color sensor 3 of vacancy be fixedly mounted on respectively and enter directly over corresponding with three birds, beasts and eggs positions before detecting, three colors for detection of birds, beasts and eggs whether the color sensor 3 of vacancy be connected with first single-chip microcomputer 8a respectively.
As Fig. 1, Fig. 2, shown in Figure 3, among the embodiment each birds, beasts and eggs being knocked four times method is example.
1) birds, beasts and eggs are placed between the support roller of four rows, three row travelling belts, an axle head of every row's support roller is separately installed with the magnet steel 4 for detection of the birds, beasts and eggs position, four Hall element 5a, 5b for detection of the birds, beasts and eggs position, 5c, 5d equidistantly are fixedly mounted on the frame corresponding with magnet steel, the Hall element spacing that detects the birds, beasts and eggs position is identical with spacing for detection of the magnet steel of birds, beasts and eggs position, and single- chip microcomputer 8a, 8b, 8c, 8d are connected respectively with separately for Hall element 5a, 5b, 5c, the 5d of each detection birds, beasts and eggs position;
2) on the driving wheel end face every 90 ° of magnet steel 6 of evenly installing for detection of the birds, beasts and eggs pace, for detection of the magnet steel of the birds, beasts and eggs pace outside Hall element 7 for detection of the birds, beasts and eggs pace is installed for four, the Hall element 7 that detects the birds, beasts and eggs pace is connected with each single-chip microcomputer;
3) three for detection of birds, beasts and eggs whether the color sensor 3 of vacancy be fixedly mounted on respectively birds, beasts and eggs enter birds, beasts and eggs correspondence position before detecting directly over, three for detection of birds, beasts and eggs whether the color sensor 3 of vacancy be connected with first single-chip microcomputer 8a;
4) drive motor 9 drives driving wheel 10 rotations, thereby driving travelling belt through driving-belt advances, when first row's birds, beasts and eggs through three for detection of birds, beasts and eggs whether under the color sensor of vacancy the time, three for detection of birds, beasts and eggs whether the color sensor of vacancy detect on three support rollers whether vacancy of birds, beasts and eggs 2 respectively, for detection of birds, beasts and eggs whether the color sensor of vacancy can distinguish the background of black and the color on birds, beasts and eggs surface, and send a signal to first single-chip microcomputer 8a respectively, if do not have birds, beasts and eggs on the support roller, knocking device does not knock this position, if birds, beasts and eggs are arranged on the support roller, knocking device carries out knocking the first time to this position, and first single-chip microcomputer 8a issues second to the signal that represents birds, beasts and eggs vacancy situation more successively, the 3rd, the 4th single- chip microcomputer 8b, 8c, 8d;
When 5) birds, beasts and eggs 2 advance along with support roller 1, at every turn for detection of the magnet steel 6 of birds, beasts and eggs pace through the Hall element 7 for detection of the birds, beasts and eggs pace, the Hall element 7 that detects the birds, beasts and eggs pace sends a pulse to four single-chip microcomputers, and four single-chip microcomputers calculate the pace of birds, beasts and eggs;
6) when the magnet steel for detection of the birds, beasts and eggs position passes through first Hall element 4a, produce a pulse and give first single-chip microcomputer 8a, and first single-chip microcomputer 8a is from obtaining the rate signal of belt-driven axle for detection of the Hall element 7 of birds, beasts and eggs pace, suppose from receive pulse to the time interval that birds, beasts and eggs run under the knocking device be t1, moving the time interval that knocking device touches the egg surface from knocking device is t2, single-chip microcomputer is t1-t2 in the time that sends knocking and need to wait for before to knocking device so, send knocking then to the striking mechanism of correspondence, make when birds, beasts and eggs are just under knocking device, knocking device can just touch birds, beasts and eggs, in like manner carries out knocking for three times again.
As shown in Figure 4, the circuit structure of the Hall element 5 of four detection birds, beasts and eggs positions is identical: the 3 pin ground connection of each Hall element chip U1,1 pin connects capacitor C 1 back ground connection, 1 pin is again by connecing power supply behind the connecting resistance R1, connect transient voltage between 2 pin and 3 pin and suppress diode D1, connect power supply behind the 2 pin connecting resistance R3,2 pin connect optocoupler U2 input anode behind the connecting resistance R4 again, input anode connects ground connection behind the stabilivolt D2, optocoupler U2 input cathode ground connection, connect power supply, the output terminal grounded emitter behind the optocoupler U2 output terminal collector connecting resistance R2.
As shown in Figure 5, Hall element 7 circuit for detection of the birds, beasts and eggs pace: the 3 pin ground connection of Hall element chip U7,1 pin connects capacitor C 2 back ground connection, 1 pin is again by connecing power supply behind the connecting resistance R5, connect transient voltage between 2 pin and 3 pin and suppress diode D2, connect power supply behind the 2 pin connecting resistance R7,2 pin connect optocoupler U4 input anode behind the connecting resistance R8 again, input anode connects ground connection behind the stabilivolt D4, optocoupler U4 input cathode ground connection, connect power supply, the output terminal grounded emitter behind the optocoupler U4 output terminal collector connecting resistance R6.
As shown in Figure 6, color sensor circuit and first single-chip microcomputer 8a control circuit figure.Comprise three same color sensor U5, U7, U8,1 pin of each color sensor connects the P1.0 mouth of single-chip microcomputer U6,2 pin connect the P1.1 mouth of single-chip microcomputer U6,8 pin connect the P1.2 mouth of single-chip microcomputer U6,7 pin connect the P1.3 mouth of single-chip microcomputer U6,5 pin connect power supply, ground connection after 3 pin and 4 pin join, three color sensor U5, U7,6 pin of U8 meet 18 of counter U9 respectively, 15,9 pin, 11 pin of counter U9 connect the P3.2 mouth of single-chip microcomputer U6,14 pin connect the P3.1 mouth of single-chip microcomputer U6,16 pin connect the P3.0 mouth of single-chip microcomputer U6,12 pin ground connection, and 24 pin connect power supply, the IO mouth of 1～8 pin and 19～23 pin and single-chip microcomputer U6 links to each other, 10 pin, 13 pin, 17 pin connect the P2.0 mouth of single-chip microcomputer U6 respectively, the P2.1 mouth, the P2.2 mouth.
Single chip machine controlling circuit comprises single-chip microcomputer integrated chip U6, two input end INT0, INT1 of this single-chip microcomputer connect the collector of optocoupler U2, U4 output terminal respectively, the analog-and digital-power supply termination power of this single-chip microcomputer, also need connect a capacitor C 3 back ground connection, this single-chip simulation and digitally hold direct ground connection, delivery outlet meets motor M 1, M2, the M3 of three drive units.Also comprise in the single-chip microcomputer 8a control circuit and being connected of three color sensor sum counters, do not comprise these connections in single- chip microcomputer 8b, 8c, the 8d control circuit.
The Hall element model that adopts in the utility model is the TLE4964 of Infineon, and the counter model is the 825x of Intel, and the color sensor model is the TCS320 of TAOS, and the single-chip microcomputer model is the MSP430 series of TI.
The utility model circuit working process is:
A) at first when for detection of the magnet steel of birds, beasts and eggs position through for detection of the Hall element chip U1 of birds, beasts and eggs position the time, after suppressing diode D1 and prevent voltage overshoot by transient voltage, negative pulse of 2 pin output for detection of the Hall element chip U1 of birds, beasts and eggs position, output to optocoupler U2 input end through resistance R 4 current limlitings and voltage stabilizing diode D2 voltage stabilizing, optocoupler input end light emitting diode turn-offs and causes the output terminal phototriode to turn-off, and positive pulse of optocoupler output terminal collector output is to the interruption input port INT1 of single-chip microcomputer.
B) when for detection of the magnet steel of birds, beasts and eggs pace through for detection of the Hall element chip U3 of birds, beasts and eggs pace the time, after suppressing diode D4 and prevent voltage overshoot by transient voltage, negative pulse of 2 pin output for detection of the Hall element chip U3 of birds, beasts and eggs position, output to optocoupler U4 input end through resistance R 8 current limlitings and voltage stabilizing diode D4 voltage stabilizing, optocoupler input end light emitting diode turn-offs and causes the output terminal phototriode to turn-off, and exports a positive pulse to singlechip interruption input port INT2 from optocoupler U4 output terminal collector.Single-chip microcomputer drives signal to the motor of the follow-up knocking device of control by handling the transmission of calculating back.Wherein can produce for different travelling speed and make the time of knocking and egg travelling speed coupling different time delay.
C) in the color sensor testing circuit, three color sensor chip U5, U7, U8 are converted to electric current with faint light and are converted to modulating pulse again, the corresponding light intensity size of frequency size of pulse, roller and background are made black, form bigger contrast with the color on birds, beasts and eggs surface, color sensor has very big difference to the output frequency of background and the output frequency on birds, beasts and eggs surface.Which kind of color sensitivity first singlechip chip U6 selects by S0, the S1 pin of color sensor, by the scope of S2, S3 foot control output frequency processed.The pulse of color sensor output is input to counter U9 paired pulses and counts, counter can be counted 3 tunnel pulses simultaneously, D0～D7 of counter U9, WR, RD, A0, A1, CS pin and first Single-chip Controlling end link to each other, first single-chip microcomputer can carry out initialization to mode of operation, the initial value of three counters, before a row roller arrives, first single-chip microcomputer is given positive pulse of GATE0, GATE1, GATE2 pin of counter, and counter begins counting at the rising edge of GATEn.If there is the birds, beasts and eggs process below, counting can count down to 0 and export a look-at-me and give first single-chip microcomputer, and first single-chip microcomputer is resolved the position of this road look-at-me correspondence, and then the birds, beasts and eggs to this position knock.Do not interrupt if trigger, then do not have birds, beasts and eggs on this position support roller, need not to knock.Three single-chip microcomputers after first single-chip microcomputer is issued the signal of birds, beasts and eggs vacancy situation more in like manner carry out knocking for three times again.
Claims (1)
1. the online crack detection of birds, beasts and eggs triggers the device that knocks, and it is characterized in that: comprise support roller (1), three for detection of birds, beasts and eggs whether vacancy color sensor (3), a plurality of magnet steel for detection of the birds, beasts and eggs position, a plurality of Hall element for detection of the birds, beasts and eggs position, four magnet steel for detection of the birds, beasts and eggs pace, a Hall element for detection of the birds, beasts and eggs pace (7), with single-chip microcomputer, a drive motor (9) and a driving wheel (10) for detection of the Hall element same number of birds, beasts and eggs position; On drive motor (9) main shaft driving wheel (10) is housed, driving wheel (10) drives the driven rotation of taking turns through driving-belt, thereby driving travelling belt advances, birds, beasts and eggs (2) are placed on many rows, between the support roller of three row travelling belts, axle head of every row's support roller is separately installed with the magnet steel for detection of the birds, beasts and eggs position, a plurality of Hall elements for detection of the birds, beasts and eggs position equidistantly are fixedly mounted on the frame, corresponding with magnet steel, the Hall element spacing that detects the birds, beasts and eggs position is identical with spacing for detection of the magnet steel of birds, beasts and eggs position, and the Hall element of each detection birds, beasts and eggs position is connected with separately single-chip microcomputer respectively; On driving wheel (10) end face every 90 ° of magnet steel of evenly installing for detection of the birds, beasts and eggs pace, detect the magnet steel outside installation of birds, beasts and eggs pace for detection of the Hall element (7) of birds, beasts and eggs pace, the Hall element (7) that detects the birds, beasts and eggs pace is connected with each single-chip microcomputer; Three for detection of birds, beasts and eggs whether the color sensor (3) of vacancy be fixedly mounted on respectively and enter directly over corresponding with three birds, beasts and eggs positions before detecting, three for detection of birds, beasts and eggs whether the color sensor (3) of vacancy be connected with first single-chip microcomputer (8a) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220680648 CN203178237U (en) | 2012-12-07 | 2012-12-07 | Knock triggering device for on-line egg crack detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220680648 CN203178237U (en) | 2012-12-07 | 2012-12-07 | Knock triggering device for on-line egg crack detection |
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| CN203178237U true CN203178237U (en) | 2013-09-04 |
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| CN 201220680648 Expired - Fee Related CN203178237U (en) | 2012-12-07 | 2012-12-07 | Knock triggering device for on-line egg crack detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018336A (en) * | 2012-12-07 | 2013-04-03 | 浙江大学 | Triggered knocking method and device for online crack detection of poultry eggs |
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2012
- 2012-12-07 CN CN 201220680648 patent/CN203178237U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018336A (en) * | 2012-12-07 | 2013-04-03 | 浙江大学 | Triggered knocking method and device for online crack detection of poultry eggs |
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| 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: 20130904 Termination date: 20141207 |
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| EXPY | Termination of patent right or utility model |