CN103217479B - Automatic sound speed detection apparatus and detection method thereof - Google Patents
Automatic sound speed detection apparatus and detection method thereof Download PDFInfo
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- CN103217479B CN103217479B CN201310016172.3A CN201310016172A CN103217479B CN 103217479 B CN103217479 B CN 103217479B CN 201310016172 A CN201310016172 A CN 201310016172A CN 103217479 B CN103217479 B CN 103217479B
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Abstract
The present invention discloses an automatic sound speed detection apparatus and a detection method thereof. The apparatus comprises a frame, wherein the frame is provided with a procedure box, the procedure box contains a sorting procedure and is provided with a signal receiving and feedback box, a PLC controller and a relay, a work table surface of the frame is provided with a good product pushing cylinder and a bad product pushing cylinder, the center lines of the good product pushing cylinder and the bad product pushing cylinder form an angle of 90 DEG, one side positioned on the good product pushing cylinder is provided with a vertical bracket, the upper end of the bracket is provided with an alarm lamp and a light sensitive resistor sound velocity instrument, the bottom surface of the light sensitive resistor sound velocity instrument is connected with a good product marker pen through a good product marker pen pushing cylinder, the signal receiving and feedback box is respectively connected with a light-sensitive switch on the alarm lamp and an approaching switch adjacent to a sound velocity instrument detection probe, and the light-sensitive switch and the approaching switch are respectively connected with a bad product switch and a sound detection switch in the sorting procedure. The method comprises setting a sound speed value, sorting good products and bad products, and other steps. With the present invention, value errors of artificial detection are avoided, outflow of bad products is prevented, detection continuity can be achieved, and efficiency is increased by 3 times.
Description
Technical field
The present invention relates to a kind of checkout equipment and detection method thereof, in particular, the present invention relates to a kind of automatic velocity of sound pick-up unit and detection method thereof of producing part Oxygen potential for detecting casting spheroidal-graphite cast iron.
Background technology
At present, Foundry Works, when detecting spheroidal-graphite cast iron and producing the Oxygen potential of part, adopts velocity of sound instrument to detect with the method for artificial single-piece mostly.There is following shortcoming in this detection method:
(1) waste of manpower and detection time, detection efficiency is low, is not suitable for the detection of nodular iron casting in enormous quantities;
(2) the examined personnel's experience restriction of manual operation, easily produces numerical bias.
Summary of the invention
Object of the present invention is exactly solve the problem existing for above prior art, and a kind of automatic velocity of sound pick-up unit and the detection method thereof that can overcome above-mentioned prior art defect are provided for this reason, to realize the continuity that Oxygen potential detects, avoid numerical bias, improve detection efficiency, thus be adapted to the detection of nodular iron casting in enormous quantities.
Technical scheme of the present invention is as follows:
A kind of velocity of sound pick-up unit automatically, comprise the framework being provided with work top, described work top is horizontally disposed with non-defective unit release cylinder and defective products release cylinder that its center line is mutually 90 degree, the piston rod top that described non-defective unit releases cylinder and defective products release cylinder arranges non-defective unit head board and defective products head board respectively; The side described work top being positioned at non-defective unit release cylinder is vertically provided with support, the upper end of described support arranges the velocity of sound instrument that alarm lamp and photoresistance are housed, underrun first link of described velocity of sound instrument connects non-defective unit marking pen and releases cylinder, and described non-defective unit marking pen is released cylinder and connected non-defective unit marking pen by the second link; The PB program box including sort program is provided with in described framework, described PB program box is provided with Signal reception feedback box, PLC and relay, described Signal reception feedback box connects the light sensing switch be arranged on described velocity of sound instrument alarm lamp and the proximity switch be arranged near described velocity of sound instrument gauge head respectively by wire, described light sensing switch connects the defective products switch in sort program, and described proximity switch connects the acoustic switch in sorting flow process.
The vertical and intersectant centerline of described non-defective unit marking pen releases two center line intersection points of cylinder and defective products release cylinder in described non-defective unit.
It is the detecting position that spheroidal-graphite cast iron is produced part and accepted when detecting that described non-defective unit releases point of intersection that cylinder and defective products release cylinder two center lines.
The resistance of described photoresistance is 4500 Ω.
The power-on voltage of described relay is 12V.
The bottom of described framework is provided with the roller of convenient movement.
Utilize aforementioned automatic velocity of sound pick-up unit to carry out a method for spheroidal-graphite cast iron production part Oxygen potential detection, comprise the following steps:
(1) spheroidal-graphite cast iron needing to detect being produced part is placed on work top, is located at the detecting position that described non-defective unit releases two center line point of intersection of cylinder and defective products release cylinder;
(2) open the switch of described velocity of sound instrument, and its warning velocity of sound value is set as 5600m/s;
(3) will to be arranged near its gauge head and the proximity switch connecting acoustic switch in sorting flow process presses down connection;
(4) make the gauge head of described velocity of sound instrument produce part close to the spheroidal-graphite cast iron needing to detect, and within 3 second time, carry out the differentiation of non-defective unit and defective products:
A. when tested spheroidal-graphite cast iron production part is non-defective unit:
1. the alarm lamp on described velocity of sound instrument is not luminous, and light sensing switch is closure state, internal register action, and the piston rod making non-defective unit marking pen release cylinder declines and depresses non-defective unit marking pen and inscribe non-defective unit mark on tested spheroidal-graphite cast iron production part;
2. release cylinder by described non-defective unit the spheroidal-graphite cast iron production part inscribing non-defective unit mark is released work top and entered in non-defective unit case;
3. described non-defective unit is released cylinder and is return original position, waits for and detecting next time;
B. when tested spheroidal-graphite cast iron production part is defective products:
1. the alarm lamp on described velocity of sound instrument sends light source, light sensing switch is opened, internal register action, the defective products switch be connected with described light sensing switch in sorting flow process is opened thereupon, and change light signal into electric signal and be sent to PB program box, under the effect of relay, make defective products release cylinder action, complete the sorting task releasing defective products.
2. by described defective products release cylinder by defective products spheroidal-graphite cast iron produce part release release work top and enter in defective product box;
3. described defective products is released cylinder and is return original position, waits for and detecting next time.
The present invention compared with prior art has following beneficial effect:
(1) by the setting that electronic signal combines with mechanical drive, save manpower, achieve the continuity that velocity of sound detects, 3 times that detection efficiency are brought up to manual detection.
(2) by sort program, the nodular iron casting that velocity of sound value does not reach setting value 5600m/s is directly sorted out, avoids numerical bias during manual detection, stopped the outflow of defective products.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the sort program schematic diagram in the present invention.
Fig. 5 is the workflow diagram of sort program in the present invention.
Embodiment
In order to make technical characterstic of the present invention more easily be understood, hereby enumerating following examples and by reference to the accompanying drawings technical scheme of the present invention being described in detail:
With reference to Fig. 1, Fig. 2, Fig. 3, automatic velocity of sound pick-up unit of the present invention, comprise the framework 1 adopting angle steel to make, on the work top 11 of described framework 1, level is fixed with non-defective unit release cylinder 2 and the defective products release cylinder 3 that center line is mutually 90 degree, the piston rod top that described non-defective unit releases cylinder 2 is provided with non-defective unit head board 21, the piston rod top that described defective products releases cylinder 3 is provided with defective products head board 31, the side being positioned at described non-defective unit release cylinder 2 at described work top 11 is provided with the support 9 vertically installed, the upper end of described support 9 arranges the velocity of sound instrument 6 that alarm lamp is housed,
Described velocity of sound instrument 6 is also provided with photoresistance 12, and the bottom surface of described velocity of sound instrument 6 connects the first link 61 of employing steel plate making, and connects the same non-defective unit marking pen release cylinder 5 vertically arranged by the first described link 61; The piston rod end that described non-defective unit marking pen releases cylinder 5 connects the second link 51 adopting steel plate to make, and connects non-defective unit marking pen 4 by the second described link 51;
Be provided with PB program box 7 in described framework 1, described PB program box 7 be provided with Signal reception feedback box 8, be also provided with the relay 14 of PLC 13 and 12V; Described Signal reception feedback box 8 connects the light sensing switch be arranged on described velocity of sound instrument 6 alarm lamp and the proximity switch be arranged near described velocity of sound instrument 6 gauge head respectively by wire, and described light sensing switch connects the defective products switch I 4 in sorting flow process; Described proximity switch connects the acoustic switch I 1 in sorting flow process.
Conveniently produce on part at the spheroidal-graphite cast iron that detection is qualified and print non-defective unit mark, central axis non-defective unit release cylinder 2 and defective products on described work top 11 that the present invention arranges described non-defective unit marking pen 4 release the intersection point of cylinder 3 two center lines, that is, the point of intersection of described non-defective unit release cylinder 2 and defective products release cylinder 3 two center lines is detected spheroidal-graphite cast iron and produces detecting position when part accepts to detect.
Conveniently described automatic velocity of sound pick-up unit moving at any time in testing process, the present invention is provided with roller 10 bottom the framework 1 of this device.
With reference to Fig. 4, Fig. 5, the workflow that automatic velocity of sound pick-up unit of the present invention realizes sort program is as follows:
When starting to detect, first depress acoustic switch I 1, and turn on the power switch I2, non-defective unit marking pen Q2 is lifted;
If tested work package is non-defective unit, then defective products switch I 4 is kept closed, internal register M1 action, after T1 postpones 3 seconds, non-defective unit marking pen Q1 presses down, and inscribes non-defective unit mark in tested work package, after T2 postpones 3 seconds, non-defective unit marking pen Q1 lifts, and T3 postpones 2 seconds, and non-defective unit is released cylinder Q3 and released non-defective unit and enter in the non-defective unit case that is arranged on below described framework 1, T5 postpones 2 seconds simultaneously, 12V relay disconnects, and makes non-defective unit release cylinder Q3 and resets, wait for that next time is detected;
If tested work package is defective products, then defective products switch I 4 is opened, internal register M2 action, T4 postpones 1 second, defective products is released cylinder Q4 and is released defective products and enter in the defective product box that is arranged on below described framework 1, T6 time delay simultaneously 2 seconds, and 12V relay disconnects, make defective products release cylinder Q4 to reset, wait for that next time is detected.
The present invention utilizes aforementioned automatic velocity of sound pick-up unit to carry out casting the method that spheroidal-graphite cast iron produces the detection of part Oxygen potential, comprises the following steps:
(1) spheroidal-graphite cast iron needing to detect is produced part to be placed on the work top 11 of aforementioned automatic velocity of sound pick-up unit, and be located at two determined detecting positions of center line intersection point that described non-defective unit releases cylinder 2 and defective products release cylinder 3;
(2) open the switch of described velocity of sound instrument 6, and its warning velocity of sound value is set as 5600m/s;
(3) connect and to be arranged near its gauge head and to connect the proximity switch of acoustic switch I 1 in sorting flow process;
(4) gauge head of described velocity of sound instrument 6 is made to produce part close to the spheroidal-graphite cast iron needing to detect:
If A. within 3 second time, light sensing switch on described velocity of sound instrument 6 does not have action, then alarm lamp can not send light source, determining that tested spheroidal-graphite cast iron produces part is non-defective unit, internal register M1 action, postpone after 3 seconds, the piston rod that described non-defective unit marking pen releases cylinder 5 declines automatically and non-defective unit marking pen 4 described in depress inscribes non-defective unit mark on tested spheroidal-graphite cast iron production part, after 3 seconds, described non-defective unit marking pen 4 lifts and postpones 2 seconds, release cylinder 2 by described non-defective unit the spheroidal-graphite cast iron production part inscribing non-defective unit mark is released work top 11 and entered in non-defective unit case, after 2 seconds, described non-defective unit is released cylinder 2 and is return original position, wait for and detecting next time,
If B. within 3 second time, light sensing switch on described velocity of sound instrument 6 is opened, then alarm lamp sends light source, determining that tested spheroidal-graphite cast iron produces part is defective products, internal register M2 action, the defective products switch I 4 be connected with described light sensing switch in sorting flow process is opened thereupon, now, light signal is amplified by the photoresistance 12 that resistance is 4500 Ω, and change into electric signal be sent on described PB program box 7 Signal reception feedback box 8, postpone after 1 second, 12V relay 14 action, signal is sent to PLC 13, defective products described in control is released cylinder 3 and defective products spheroidal-graphite cast iron is produced part release detecting position and enters in defective product box, after 2 seconds, described defective products is released cylinder 3 and is return original position, wait for and detecting next time.
Principle of work of the present invention is:
1. detect velocity of sound when spheroidal-graphite cast iron produces part by described velocity of sound instrument 6, judge that detected spheroidal-graphite cast iron produces the Oxygen potential (velocity of sound is greater than 5600m/s, and Oxygen potential is greater than 85%) of part.
2. utilize the warning function on described velocity of sound instrument 6, and to set lower limit alarming value be 5600m/s, differentiating that tested spheroidal-graphite cast iron produces part is non-defective unit or defective products: when the velocity of sound value of tested spheroidal-graphite cast iron production part is lower than 5600m/s, described velocity of sound instrument 6 is reported to the police, red alarm lamp flicker, and by light sensing switch, defective products switch I 4 is opened thereupon; When tested spheroidal-graphite cast iron produces part velocity of sound value higher than 5600m/s, described velocity of sound instrument 6 is not reported to the police, red alarm lamp flicker free.
3. light sensing switch is installed on described alarm lamp to respond to the flicker of red alarm lamp, and proximity switch is installed near gauge head to respond to the velocity of sound quality that tested spheroidal-graphite cast iron produces part.
4. the center line arranging described non-defective unit release cylinder 2 and defective products release cylinder 3 is 90 degree of right-angled horizontal arrangements, and is controlled two cylinders by the light sensing switch accessing PLC 13, arranges vertical non-defective unit marking pen simultaneously release cylinder 5 by support 9.
5. in testing process, if light sensing switch induction is less than the ruddiness of described alarm lamp, illustrating that tested spheroidal-graphite cast iron produces part is non-defective unit, then vertically disposed non-defective unit marking pen is released cylinder 5 and is declined and to release and non-defective unit marking pen 4 described in depressing marks non-defective unit mark on tested spheroidal-graphite cast iron production part, after mark, release cylinder 2 by horizontally disposed non-defective unit and released detecting position, proper flow; If light sensing switch has sensed the ruddiness of described alarm lamp, illustrating that tested spheroidal-graphite cast iron produces part has been defective products, then vertically disposed non-defective unit marking pen release cylinder 5 is failure to actuate, and releases cylinder 3 released detecting position by horizontally disposed defective products.
Above with reference to drawings and Examples, schematically describe automatic velocity of sound pick-up unit of the present invention and detection method thereof, this description is not restricted.Those of ordinary skill in the art will be understood that in actual applications, and in the present invention, some change all may occur the set-up mode of each parts, and other staff also may make similar Design under its enlightenment.It is pointed out that only otherwise depart from design aim of the present invention, all apparent changes and similar Design thereof, be all included within protection scope of the present invention.
Claims (7)
1. an automatic velocity of sound pick-up unit, comprise the framework being provided with work top, it is characterized in that: described work top is horizontally disposed with non-defective unit release cylinder and defective products release cylinder that center line is mutually 90 degree, the piston rod top that described non-defective unit releases cylinder and defective products release cylinder arranges non-defective unit head board and defective products head board respectively; The side described work top being positioned at non-defective unit release cylinder is vertically provided with support, the upper end of described support arranges the velocity of sound instrument that photoresistance is housed, underrun first link of described velocity of sound instrument connects non-defective unit marking pen and releases cylinder, and described non-defective unit marking pen is released cylinder and connected non-defective unit marking pen by the second link; The PB program box including sort program is provided with in described framework, described PB program box is provided with Signal reception feedback box, PLC and relay, described Signal reception feedback box connects the light sensing switch be arranged on velocity of sound instrument alarm lamp and the proximity switch be arranged near velocity of sound instrument gauge head respectively, described light sensing switch connects the defective products switch in sort program, and described proximity switch connects the acoustic switch in sorting flow process.
2. automatic velocity of sound pick-up unit according to claim 1, is characterized in that: the vertical and intersectant centerline of described non-defective unit marking pen releases the center line intersection point of cylinder and defective products release cylinder in described non-defective unit.
3. automatic velocity of sound pick-up unit according to claim 1, is characterized in that: it is the detecting position that spheroidal-graphite cast iron is produced part and accepted when detecting that described non-defective unit releases point of intersection that cylinder and defective products release cylinder two center lines.
4. automatic velocity of sound pick-up unit according to claim 1, is characterized in that: the resistance of described photoresistance is 4500 Ω.
5. automatic velocity of sound pick-up unit according to claim 1, is characterized in that: the power-on voltage of described relay is 12V.
6. automatic velocity of sound pick-up unit according to claim 1, is characterized in that: the bottom of described framework is provided with the roller of convenient movement.
7. utilize the automatic velocity of sound pick-up unit described in claim 1 to carry out a method for spheroidal-graphite cast iron production part Oxygen potential detection, comprise the following steps:
(1) spheroidal-graphite cast iron needing to detect being produced part is placed on work top, is located at the detecting position that described non-defective unit releases two center line point of intersection of cylinder and defective products release cylinder;
(2) open the switch of described velocity of sound instrument, and its warning velocity of sound value is set as 5600m/s;
(3) will to be arranged near its gauge head and the proximity switch connecting acoustic switch in sorting flow process presses down connection;
(4) make the gauge head of described velocity of sound instrument produce part close to the spheroidal-graphite cast iron needing to detect, and within 3 second time, carry out the differentiation of non-defective unit and defective products:
When tested spheroidal-graphite cast iron production part is non-defective unit, alarm lamp on described velocity of sound instrument is not luminous, light sensing switch is closure state, internal register action, the piston rod making non-defective unit marking pen release cylinder declines and depresses non-defective unit marking pen and inscribe non-defective unit mark on tested spheroidal-graphite cast iron production part, then will inscribe the spheroidal-graphite cast iron production part release work top of non-defective unit mark by described non-defective unit release cylinder and enter in non-defective unit case, then, described non-defective unit is released cylinder and is return original position, waits for and detecting next time;
When tested spheroidal-graphite cast iron production part is defective products, alarm lamp on described velocity of sound instrument sends light source, light sensing switch is opened, internal register action, the defective products switch be connected with described light sensing switch in sorting flow process is opened thereupon, and change light signal into electric signal and be sent to PB program box, under the effect of relay, make defective products release cylinder action, complete the sorting task releasing defective products, release cylinder by described defective products again defective products spheroidal-graphite cast iron production part is released work top and entered in defective product box, then, described defective products is released cylinder and is return original position, wait for and detecting next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310016172.3A CN103217479B (en) | 2013-01-16 | 2013-01-16 | Automatic sound speed detection apparatus and detection method thereof |
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| CN201310016172.3A CN103217479B (en) | 2013-01-16 | 2013-01-16 | Automatic sound speed detection apparatus and detection method thereof |
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| CN103217479A CN103217479A (en) | 2013-07-24 |
| CN103217479B true CN103217479B (en) | 2015-01-21 |
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| CN103647827A (en) * | 2013-12-12 | 2014-03-19 | 浪潮电子信息产业股份有限公司 | Server alarm lamp monitoring system |
| CA3038334C (en) * | 2013-12-17 | 2024-01-16 | Ontario Power Generation Inc. | Improved ultrasound inspection |
| CN106622984A (en) * | 2016-12-05 | 2017-05-10 | 兰州交通大学 | Semi-automatic express parcel sorting device |
| CN106824819A (en) * | 2017-03-29 | 2017-06-13 | 贵州大学 | A kind of logistics assembly line automatic sorting apparatus |
| CN109013380B (en) * | 2018-06-14 | 2023-05-12 | 前海瑞智捷自动化科技（深圳）有限公司 | Blood collection tube sorting device and conveying mechanism |
| CN109530264A (en) * | 2018-12-21 | 2019-03-29 | 盐城市精工铸业股份有限公司 | Detection method for spheroidization rate in high-nickel austenite nodular cast iron valve-stem nut Foundry Production |
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