CN105289992B - Full-automatic pin base surface quality detection device and method - Google Patents

Full-automatic pin base surface quality detection device and method Download PDF

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Publication number
CN105289992B
CN105289992B CN201510653813.5A CN201510653813A CN105289992B CN 105289992 B CN105289992 B CN 105289992B CN 201510653813 A CN201510653813 A CN 201510653813A CN 105289992 B CN105289992 B CN 105289992B
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China
Prior art keywords
pin base
pin
needle
minute hand
blanking box
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CN201510653813.5A
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CN105289992A (en
Inventor
赵磊
乔垒
王强
何弢
廖文龙
张建飞
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Anhui cool robot Co., Ltd.
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Shanghai Yimao Technology Co Ltd
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Abstract

The invention provides a kind of full-automatic pin base surface quality detection device and method, including image collecting device, upper magazine, minute hand mechanism, needle roller mechanism, conveyer belt, straight line module and blanking box;Wherein, the discharging opening of the upper magazine of charging aperture connection of minute hand mechanism;The charging aperture of the discharging opening connection needle roller mechanism of minute hand mechanism;The charging aperture of conveyer belt is arranged on the downside of the discharging opening of needle roller mechanism;Blanking box is arranged on the downside of the discharging opening of conveyer belt;Blanking box is arranged on straight line module;Minute hand mechanism is used to separate pin base;Needle roller mechanism is used to roll pin base;Image collecting device is used for the surface image for gathering pin base, surface image is analyzed, it can be determined that whether pin base is qualified while generates testing result signal;Straight line module is used to drive blanking box motion according to testing result signal.The present invention solves the problems, such as the pure manual operations of conventional needle base surface quality detection, visually observed, detection efficiency and lack accuracy.

Description

Full-automatic pin base surface quality detection device and method
Technical field
The present invention relates to optical, mechanical and electronic integration, in particular it relates to a kind of full-automatic pin base surface quality detection device and side Method.
Background technology
The inspection of current acupuncture needle pin base surface quality generally includes separation, rotation conversion surface and the vision-based detection of needle body. It is essentially all at present pure manual operations for the work of above-mentioned three parts, visually observes.Efficiency is low, personnel's fatiguability, and There is a situation where because eye fatigue or carelessness cause missing inspection or erroneous judgement.
Existing to retrieve Application No. 201420459921.X, the utility model of entitled acupuncture needle blanking device discloses one Kind acupuncture needle blanking device, including hopper and the porcupine roller for the setting that rotated in hopper outlet, the outer round surface of porcupine roller are laid with A plurality of needle tray, every needle tray can only piece acupuncture needles of containing, it is characterised in that:The outer round surface band of the porcupine roller is tapered, Acupuncture needle, which lays flat on one's back, to be fallen into when being conveyed in needle tray, and the backshank of acupuncture needle is close to the small head end of porcupine roller all the time;The porcupine roller with Level is installed in certain oblique angle, and the minimum surface of the porcupine roller is horizontality after installation.The utility model is applied to Blanking when acupuncture needle is packed, acupuncture needle at this moment completed, around handle, to be relatively large in diameter, and is easy to minute hand, and for minor diameter (such as Pin base 0.25mm) can not solve the problems, such as that minor diameter pin is precisely separated there is presently no corresponding minute hand equipment.
The content of the invention
For in the prior art the defects of, it is an object of the invention to provide a kind of full-automatic pin base surface quality detection device And method.
The full-automatic pin base surface quality detection device provided according to an aspect of the present invention, including image collector Put, upper magazine, minute hand mechanism, needle roller mechanism, conveyer belt, straight line module and blanking box;
Wherein, the charging aperture of the minute hand mechanism connects the discharging opening of the upper magazine;The discharging opening of the minute hand mechanism Connect the charging aperture of the needle roller mechanism;The charging aperture of the conveyer belt is arranged on the downside of the discharging opening of the needle roller mechanism; The blanking box is arranged on the downside of the discharging opening of the conveyer belt;The blanking box is arranged on the straight line module;
The minute hand mechanism is used to separate pin base;The needle roller mechanism is used to roll pin base;Described image collection dress The surface image for gathering pin base is put, the surface image is analyzed, it can be determined that whether pin base is qualified while generates detection Consequential signal;The straight line module is used to drive the blanking box to move according to the testing result signal.
Preferably, the upper magazine includes swash plate and demarcation strip;
Wherein, multiple demarcation strips are sequentially connected composition box wall;The lower end of the box wall connects the swash plate and formed Magazine.
Preferably, the minute hand mechanism includes pulling needle block, porcupine roller, stepper motor A, removable pin, guide board and pulling needle block peace Shelve;
Wherein, the porcupine roller is arranged between guide board and skewback;The outer surface of the porcupine roller be provided with it is multiple vertically First needle tray of extension;The removable pin is arranged on the pulling needle block mounting bracket, and the pulling needle block is hinged with the removable pin; The upper side that the pulling needle block is arranged on the upside of the porcupine roller with the porcupine roller is brought into close contact;Described in the stepper motor A drivings Porcupine roller rotates;
When pin base is skidded off by the lower end of the swash plate, into one first needle tray, rotated with porcupine roller, into the guide board.
Preferably, the needle roller mechanism includes sideboard, thimble block, toggle, rubber wheel and stepper motor B;
Wherein, the sideboard is connected with the lower end of the guide board forms V-shaped groove;Stepper motor B passes through the song Handle linkage drives the thimble block;The stepper motor A of the minute hand mechanism drives the rubber wheel to rotate;
When pin base is slipped into the V-shaped groove by the guide board of the minute hand mechanism, the stepper motor B passes through the crank Linkage drives the image acquisition region that the thimble block heads into pin base in V-shaped groove;The stepper motor A drives the rubber Rubber tire rotates, and then drives pin base to rotate, and realizes the pattern collection of 360 ° of needle body.
Preferably, in addition to electromagnet driving device;The electromagnet driving device is used to open the sideboard Or put down, so as to realize opening or closing for V-groove bottom.
Preferably, the blanking box includes qualified pin hopper, unqualified pin hopper and does not examine pin hopper;
When testing result signal is qualifying signal, the straight line module drives the blanking box movement, makes qualified pin Base falls into the qualified pin hopper;
When testing result signal is unqualified signal, the straight line module drives the blanking box movement, makes unqualified Pin base fall into the unqualified pin hopper;
When testing result signal is non-detection signal, the straight line module drives the blanking box movement, makes not detect Pin base fall into described do not examine in pin hopper.
Preferably, the porcupine roller is the discontinuous rotation in cycle, in each cycle, the first gyration α, then backward forward of porcupine roller Angle beta is moved back, finally gyration γ, wherein β forward>2 alpha, gammas>α+β.
Preferably, the second needle tray extended in the width direction is provided with the conveyer belt.
Preferably, in addition to proximity switch;
The proximity switch is used for the Zero calibration in porcupine roller each cycle.
The detection method of the full-automatic pin base surface quality provided according to another aspect of the present invention, using described complete Automatic pin base surface quality detection device, comprises the following steps:
Step 1:Minute hand, specifically, the pin base that the discharging opening of upper magazine is come out is divided into the single needle base sequentially exported;
Step 2:Pose adjustment, specifically, the image acquisition region that pin base is headed into V-shaped groove, and pin base is rolled in fact Existing 360 ° pattern collection;
Step 3:IMAQ, specifically, by the surface image of pin base, the surface image is analyzed, judges that pin base is It is no qualified;
Step 4:Classifying packing, specifically, according to testing result signal, qualified pin base is put into the qualified pin respectively In hopper, underproof pin base is put into the unqualified pin hopper, the pin base not detected is fallen into and described does not examine pin hopper It is interior.
Compared with prior art, the present invention has following beneficial effect:
1st, the present invention be provided with image collecting device, upper magazine, minute hand mechanism, needle roller mechanism, conveyer belt, straight line module with And blanking box, solve conventional needle base surface quality detection pure manual operations, visually observe, detection efficiency and lack accuracy are asked Topic;
2nd, pulling needle block and removable pin are hinged in the present invention, can adjust automatically angle, guarantee pulling needle block is bonded closely with porcupine roller, Improve pulling needle success rate;
3rd, the present invention is rationally distributed, simple in construction, easy to spread.
Brief description of the drawings
The detailed description made by reading with reference to the following drawings to non-limiting example, further feature of the invention, Objects and advantages will become more apparent upon:
Fig. 1 is the structural representation of full-automatic pin base surface quality detection device in the present invention;
Fig. 2 is the structural representation of minute hand mechanism in the present invention;
Fig. 3 is the flow chart of the detection method of full-automatic pin base surface quality in the present invention;
Fig. 4 is the structural representation of needle roller mechanism in the present invention.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention Protection domain.
In the present embodiment, full-automatic pin base surface quality detection device provided by the invention, including image collecting device 1st, upper magazine 2, minute hand mechanism 3, needle roller mechanism 4, conveyer belt 6, straight line module 8 and blanking box;
Wherein, the charging aperture of the minute hand mechanism 3 connects the discharging opening of the upper magazine 2;The discharging of the minute hand mechanism 3 Mouth connects the charging aperture of the needle roller mechanism 4;The charging aperture of the conveyer belt 6 is arranged on the discharging opening of the needle roller mechanism 4 Downside;The blanking box is arranged on the downside of the discharging opening of the conveyer belt 6;The blanking box is arranged on the straight line module 8 On;The minute hand mechanism 3 is used to separate pin base;The needle roller mechanism 4 is used to roll pin base;Described image harvester 1 For gathering the surface image of pin base, the surface image is analyzed, it can be determined that whether pin base is qualified while generates detection knot Fruit signal;The straight line module 8 is used to drive the blanking box to move according to the testing result signal.The conveyer belt 6 is adopted Use double cog synchronous belt.
As a preferred embodiment, the upper magazine 2 includes swash plate 12 and demarcation strip 24;Wherein, it is multiple described Demarcation strip 24 is sequentially connected composition box wall;The lower end of the box wall connects the swash plate 12 and forms upper magazine 2.
The minute hand mechanism includes pulling needle block 13, porcupine roller 14, stepper motor A16, removable pin 23, guide board 21 and pulling needle block Mounting bracket;Wherein, the porcupine roller 14 is arranged between guide board 21 and skewback 12;The outer surface of the porcupine roller 14 is provided with multiple The first needle tray 15 axially extended;The removable pin 23 is arranged on the pulling needle block mounting bracket, the pulling needle block 13 and institute It is be hinged to state removable pin 23;The pulling needle block 13 is arranged on the upside of porcupine roller 14 and the upper side of the porcupine roller 14 is brought into close contact; The stepper motor B22 drives the porcupine roller 14 to rotate;When pin base is skidded off by the lower end of the swash plate 12, into one first needle tray 15, rotated with porcupine roller 14, into the guide board 21.More specifically, the slope of the storage needle cavity of the discharge outlet of skewback 12, with Enter needle tray beneficial to pin base.When porcupine roller 14 rotates, pin base is taken advantage of a situation into needle tray 15, and the pin blank strip stored up in needle cavity is walked, and is passed through Pulling needle block 4, unnecessary pin base is pulled out, ensure an only pin base in needle tray 15.Pulling needle block 13 and 2 removable pins 23 are using work Dynamic hinge connection, can adjust automatically angle, ensure that pulling needle block 13 is bonded closely with porcupine roller 14, raising pulling needle success rate, and by The free degree of vertical direction be present in pulling needle block 13, can be moved up if there is clamping stagnation pulling needle block 13, allow pin by ensureing dress Put and continue to run with.
3 projections groove type circumferential with porcupine roller 14 is stretched out into staggeredly labyrinth type structure in the front end of swash plate 12, ensures that pin base is suitable Profit transfer.Specially swash plate 12 and the splice ends of porcupine roller 14 are provided with first the 25, second projection 26 of projection and the 3rd projection 27, and first Groove is formed between the projection 27 of the projection of projection 25, second 26 and the 3rd and swash plate 12, that is, forms a space that can accommodate pin base.
As a preferred embodiment, the needle roller mechanism 4 includes sideboard 18, thimble block 19, crank connecting link Mechanism 20, rubber wheel 17 and stepper motor B22;Wherein, the sideboard 18 is connected with the lower end of the guide board 21 forms V Shape groove;Stepper motor B22 drives the thimble block 19 by the toggle 20;The stepper motor of the minute hand mechanism A16 drives the rubber wheel 17 to rotate;When pin base is slipped into the V-shaped groove by the guide board 21 of the minute hand mechanism, the step Stepper motor B22 drives the image acquisition areas that the thimble block 19 heads into pin base in V-shaped groove by the toggle 20 Domain, i.e., the pin base in V-groove is pushed into fixed position, ensures that the needle point of every pin base is in same position, be easy to image to adopt Collection;The stepper motor A16 drives the rubber wheel 17 to rotate, and then drives pin base to rotate, and realizes that the pattern of 360 ° of needle body is adopted Collection.The quantity of the rubber wheel 17 is three, and 3 rubber wheels 17 are fixed on same axis, are driven by stepper motor A16.
Full-automatic pin base surface quality detection device provided by the invention, in addition to electromagnet driving device;The electromagnetism Iron drive device 5 is used to the sideboard 18 is opened or put down, so as to realize opening or closing for V-groove bottom.V-groove Bottom is opened, and allows pin base to drop on conveyer belt 6, some grooves are uniformly provided with conveyer belt 6, and pin base is fallen into groove, and transport is to going out At material mouth 7.IMAQ is completed, image collecting device can carry out image calculating, and image, which calculates, needs the time, is reached out in pin base System is completed image and calculated before material mouth 7, judges the whether qualified of pin base, and another different hopper moves to the lower end of discharging opening 7 and allows pin Fall into, that is, complete the classifying packing of pin base.
As a preferred embodiment, the blanking box includes qualified pin hopper, unqualified pin hopper and does not examine pin Hopper;
When testing result signal is qualifying signal, the straight line module 8 drives the blanking box to move, and makes qualified pin Base falls into the qualified pin hopper;
When testing result signal is unqualified signal, the straight line module 8 drives the blanking box to move, and makes unqualified Pin base fall into the unqualified pin hopper;
When testing result signal is non-detection signal, the straight line module 8 drives the blanking box to move, and makes not detect Pin base fall into described do not examine in pin hopper.The qualified pin hopper, unqualified pin hopper, do not examine pin hopper may be configured as it is multigroup Hopper, every group all includes these three hoppers.One group of hopper changes one group of hopper after filling, so both can guarantee that do not shut down more reload Bucket adds the population size of hopper again, can be unattended for a long time.
The porcupine roller 14 is the discontinuous rotation in cycle, in each cycle, the first gyration α, then draw back forward of porcupine roller 14 Angle beta, finally gyration γ, wherein β forward>2 alpha, gammas>α+β.Even if pin base first time is tilted by occurring after pulling needle block 4, The inclined situation of pin base, porcupine roller would not occur when this root pin can also being withdrawn by retreating angle beta, then turned over 14 often send out a pin can carry out it is of short duration rest, with wait image collecting device 1 complete IMAQ after, this can be utilized Withdraw of the needle action is completed in of short duration resting, so not interfering with minute hand efficiency.All parts contacted with pin base are by with certain The nonmetallic materials of mechanical strength are made.
The second needle tray extended in the width direction is provided with the conveyer belt 6.Full-automatic pin base table provided by the invention Face quality detection device, in addition to proximity switch;The proximity switch is used for the Zero calibration in porcupine roller each cycle.
The detection method of full-automatic pin base surface quality provided by the invention, using described full-automatic pin base surface quality Detection means, comprise the following steps:
Step 1:Minute hand, specifically, the pin base that the discharging opening of upper magazine 2 is come out is divided into the single needle base sequentially exported;
Step 2:Pose adjustment, specifically, the image acquisition region that pin base is headed into V-shaped groove, and pin base is rolled in fact Existing 360 ° pattern collection;
Step 3:IMAQ, specifically, by the surface image of pin base, the surface image is analyzed, judges that pin base is It is no qualified;
Step 4:Classifying packing, specifically, according to testing result signal, qualified pin base is put into the qualified pin respectively In hopper, underproof pin base is put into the unqualified pin hopper, the pin base not detected is fallen into and described does not examine pin hopper It is interior.It will not detected not by separated pin base, the follow-up upper box for needle or pin 2 of return detects again.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow Ring the substantive content of the present invention.

Claims (6)

1. a kind of full-automatic pin base surface quality detection device, it is characterised in that including image collecting device (1), upper magazine (2), minute hand mechanism (3), needle roller mechanism (4), conveyer belt (6), straight line module (8) and blanking box;
Wherein, the charging aperture of the minute hand mechanism (3) connects the discharging opening of the upper magazine (2);Minute hand mechanism (3) go out Material mouth connects the charging aperture of the needle roller mechanism (4);The charging aperture of the conveyer belt (6) is arranged on the needle roller mechanism (4) The downside of discharging opening;The blanking box is arranged on the downside of the discharging opening of the conveyer belt (6);The blanking box is arranged on described On straight line module (8);
The minute hand mechanism (3) is used to separate pin base;The needle roller mechanism (4) is used to roll pin base;Described image gathers Device (1) is used for the surface image for gathering pin base, the surface image is analyzed, it can be determined that whether pin base is qualified to generate simultaneously Testing result signal;The straight line module (8) is used to drive the blanking box to move according to the testing result signal;
The upper magazine (2) includes swash plate (12) and demarcation strip (24);
Wherein, multiple demarcation strips (24) are sequentially connected composition box wall;The lower end of the box wall connects swash plate (12) structure Into upper magazine (2);
The minute hand mechanism include pulling needle block (13), porcupine roller (14), stepper motor A (16), removable pin (23), guide board (21) and Pulling needle block mounting bracket;
Wherein, the porcupine roller (14) is arranged between guide board (21) and swash plate (12);The outer surface of the porcupine roller (14) is set There are multiple the first needle trays (15) axially extended;The removable pin (23) is arranged on the pulling needle block mounting bracket, described group Pin block (13) is be hinged with the removable pin (23);The pulling needle block (13) is arranged on the upside of the porcupine roller (14) and the porcupine roller (14) upper side is brought into close contact;The stepper motor A (16) drives the porcupine roller (14) to rotate;
When pin base is skidded off by the lower end of the swash plate (12), into one first needle tray (15), rotated with porcupine roller (14), into described Guide board (21);
The needle roller mechanism (4) include sideboard (18), thimble block (19), toggle (20), rubber wheel (17) and Stepper motor B (22);
Wherein, the sideboard (18) is connected with the lower end of the guide board (21) forms V-shaped groove;Stepper motor B (22) is logical Cross the toggle (20) and drive the thimble block (19);Described in stepper motor A (16) drivings of the minute hand mechanism Rubber wheel (17) rotates;
When pin base is slipped into the V-shaped groove by the guide board (21) of the minute hand mechanism, the stepper motor B (22) is by described Toggle (20) drives the image acquisition region that the thimble block (19) heads into pin base in V-shaped groove;The stepping electricity Machine A (16) drives the rubber wheel (17) to rotate, and then drives pin base to rotate, and realizes the pattern collection of 360 ° of needle body.
2. full-automatic pin base surface quality detection device according to claim 1, it is characterised in that also driven including electromagnet Dynamic device;The electromagnet driving device (5) is used to the sideboard (18) is opened or put down, so as to realize V-groove bottom Portion opens or closes.
3. full-automatic pin base surface quality detection device according to claim 1, it is characterised in that the blanking box includes Qualified pin hopper, unqualified pin hopper and pin hopper is not examined;
When testing result signal is qualifying signal, the straight line module (8) drives the blanking box movement, makes qualified pin base Fall into the qualified pin hopper;
When testing result signal is unqualified signal, the straight line module (8) drives the blanking box movement, makes underproof Pin base is fallen into the unqualified pin hopper;
When testing result signal is non-detection signal, the straight line module (8) drives the blanking box movement, makes what is do not detected Pin base falls into described do not examine in pin hopper.
4. full-automatic pin base surface quality detection device according to claim 1, it is characterised in that the porcupine roller (14) is The discontinuous rotation in cycle, in each cycle, the first gyration α, then angle beta of drawing back forward of porcupine roller (14), finally to front hook Spend γ, wherein β>2 alpha, gammas>α+β.
5. full-automatic pin base surface quality detection device according to claim 1, it is characterised in that the conveyer belt (6) On be provided with the second needle tray extended in the width direction.
6. full-automatic pin base surface quality detection device according to claim 4, it is characterised in that also include close open Close;
The proximity switch is used for the Zero calibration in porcupine roller each cycle.
CN201510653813.5A 2015-09-28 2015-10-10 Full-automatic pin base surface quality detection device and method Active CN105289992B (en)

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CN201510628323 2015-09-28
CN201510653813.5A CN105289992B (en) 2015-09-28 2015-10-10 Full-automatic pin base surface quality detection device and method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106076866B (en) * 2016-08-19 2019-01-08 广东溢达纺织有限公司 Knitting needle sorting mechanism
CN109909176A (en) * 2019-03-11 2019-06-21 湖南农业大学 Tea seed quality grading screening machine

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