Summary of the invention
The purpose of the present invention is to provide a kind of high detection accuracys rate and efficient character two dimensional code detection device.
To achieve the above object, the technical solution of the invention is as follows:
The present invention is a kind of character two dimensional code detection device, including rack, feeding material disc cache mechanism, blanking material disc caching
Mechanism, sucking disc mechanism, testing agency, NG product material fetching mechanism;
The left and right sides that the feeding material disc cache mechanism, blanking material disc cache mechanism are respectively fixed on the machine frame, inspection
The intermediate region that component is fixed on the rack is surveyed, sucking disc mechanism erection is fixed on feeding material disc cache mechanism, blanking material disc
Top on cache mechanism and positioned at detection components, NG product material fetching mechanism are fixed on the rear of sucking disc mechanism;
The feeding material disc cache mechanism and blanking material disc cache mechanism be identical structure, including horizontal fixed plate, hang down
Straight fixed plate, fixed frame, microscope carrier placement plate, lift bracket component, cylinder, drawer plate, drawer plate linear guide, motor, screw rod
Component, lifting assembly linear guide, adjustable limiting frame, fiber fixed frame, optical fiber, groove type photoelectric switch A, groove type photoelectric switch B,
Groove type photoelectric switch C;
Lifting supporting plate region hollow out in the horizontal fixed plate OQ t carriage assembly is arranged, the left side on horizontal fixed plate
Right two sides are respectively arranged with drawer plate linear guide, and each movable sleeve is connected to drawer plate, microscope carrier in left and right side drawer plate linear guide
Placement plate erection is fixed on arranged on left and right sides drawer plate, and passing through of allowing lift bracket component to pass through is provided among microscope carrier placement plate
Through slot, the other end on horizontal fixed plate are provided with cylinder, and the piston-rod end of cylinder is fixedly connected with microscope carrier placement plate, cylinder
Piston rod drives microscope carrier placement plate fore-aft travel, and arranged on left and right sides and close vertical fixing plate side are set respectively in microscope carrier placement plate
1 or 2 adjustable limiting framves are equipped with, during the adjustable limiting frame is for preventing lift bracket component from moving up and down, thereon
It stacks material disc inclination to slide, adjustable limiting frame is mounted in microscope carrier placement plate by way of being inserted in card slot and fixing, and level is solid
Latter half on fixed board is provided with fixed frame, is provided on fixed frame relative to horizontal fixed plate intermediate region side vertical solid
Fixed board, for vertical fixing plate through in horizontal fixed plate, the arranged on left and right sides of vertical fixing plate is respectively arranged with lifting assembly straight line
Guide rail, vertical fixing plate upper end intermediate region are equipped with motor, and motor lower end is connected with screw component, the connection of screw component end
There is a lift bracket component, motor driven screw component rotates so that lift bracket component moves up and down, vertical fixing plate upper end
Arranged on left and right sides is each provided with fiber fixed frame, is each provided with optical fiber on arranged on left and right sides fiber fixed frame, which incudes material
Disk signals to leave the motor off effect in place afterwards, the side of vertical fixing plate be disposed with from the bottom up groove type photoelectric switch A,
Groove type photoelectric switch B, groove type photoelectric switch C;
The sucking disc mechanism include mould group, sliding block, cylinder, linear guide, guide post, fixed frame, sucker stand, sucker, suction nozzle,
Drag chain, bracket;The sliding block is actively socketed in mould group, is each provided with linear guide at left and right sides of sliding block, cylinder is fixed on
On sliding block, the left and right sides is each provided with guide post below cylinder, and the piston-rod end of cylinder is fixedly connected with fixed block, fixed block set
It connects in left and right sides guide post and slips in linear guide, sucker stand is fixedly mounted on fixed block front, sucker stand
It is each provided with sucker below the left and right sides, multiple suction nozzles are installed, both ends are equipped with bracket below mould group, the bracket below sucker
It can be fixed on feeding material disc cache mechanism and blanking material disc cache mechanism and be located at the top of detection components;
The testing agency includes microscope carrier bracket, detection support, detection microscope carrier, microscope carrier linear guide, microscope carrier guide rail slide block, carries
Platform motor, microscope stage screw component, screw rod external member, CCD camera, light source;One end intermediate region is provided with microscope carrier on microscope carrier bracket
Motor, microscope carrier motor end are connect with one end of microscope stage screw component, and the other end of microscope stage screw component is fixed on microscope carrier bracket
The other end, be provided with screw rod external member on microscope stage screw component, arranged on left and right sides is each provided with microscope carrier straight line and leads on microscope carrier bracket
Rail, each movable sleeve is connected to microscope carrier guide rail slide block in the microscope carrier linear guide of the left and right sides, and detection microscope carrier is fixed to be erected at left and right
It on the microscope carrier guide rail slide block of two sides and is fixed in the screw rod external member of microscope stage screw component, detection support erection is fixed on material
On charging tray cache mechanism and blanking material disc cache mechanism and it is located above microscope carrier bracket, detection support corresponds to detection microscope carrier
A side stand be arranged with one or two CCD cameras, the arranged on left and right sides below detection support is each provided with light source;
The NG product material fetching mechanism includes that mould group, motor, sliding block, guide post, guide post fixed block, cylinder, movable block, suction nozzle are fixed
Frame, suction nozzle, drag chain, bracket;It is fixed with motor in one end of mould group, sliding block is socketed in mould group, sliding block Corner Strapped is led
The arranged on left and right sides of column fixed block, sliding block is each provided with guide post;Cylinder is fixed on upper end of slide block, and the piston-rod end of cylinder is fixed
It is connected with movable block, is provided with suction nozzle fixed frame below movable block, suction nozzle is fixed at the end of suction nozzle fixed frame;In mould group
Bracket is fixed with below both ends.
The lift bracket component includes lifting supporting plate, vertical support plate, gusseted plate, guide rail slide block, sensing chip;Institute
The lifting supporting plate stated is vertical with vertical support plate to be connect, and the combination of lifting supporting plate and vertical support plate is arranged in gusseted plate
Place, is separately installed with guide rail slide block in the two sides of vertical support plate, which slips the liter in arranged on left and right sides respectively
It comes down to a lower group in part linear guide, lifting supporting plate is socketed on screw component by one end of vertical fixing plate, and lifting supporting plate can live up and down
Dynamic to shuttle in microscope carrier placement plate and horizontal fixed plate, vertical support plate is provided with relative to the side groove type photoelectric switch A lower end
Sensing chip.
The invention also includes displays;The display is fixed on feeding material disc cache mechanism.
After adopting the above scheme, since the present invention uses CCD camera to character, the two dimensional code on the FPC in electronics industry
Recognition detection is carried out, is realized using the big visual field CCD camera of 1 or 2 high-precision and material consolidation disk large area is detected, such as certain production
The material disc of product, every layer of material disc is interior to place 40PCS product, and using 3-5s/ layers of this equipment detection efficiency, opposite artificial detection is imitated
Rate(4-6)s/PCS*40PCS=(160-240)S/ layers, detection efficiency is significantly effectively increased, passes through control system and software
System carries out automatic detection and the record of product, the softwares such as mountable two dimensional code grade judgement in device software system, can be to two
Dimension code carries out identification reading and does grade judgement, and industrial CCD camera recognition performance is better than handheld scan gun, it can be ensured that production process
The effectively detection record of middle qualified products, the effective of NG product detect and choose and separate out, effective point for realizing OK product and NG product
From, prevent mixing, prevents NG product from flowing out, raising product testing accuracy rate;This equipment detects camera using industrial CCD, guarantees inspection
Stability during survey;Mechanism action is acted with screw rod and linear guide or cylinder with linear guide using motor, is protected
Stability and position accuracy demand in motion process are demonstrate,proved, this equipment is to the product of electronics industry, such as the word in flexible circuit board
Symbol, the stability of two dimensional code recognition detection and accuracy rate are up to 100%, effectively prevent the outflow of NG product, this equipment uses up/down material
Material disc cache mechanism can effectively reduce feeding or blanking waiting time in Manufacturing Automated process, effectively improve production efficiency, this
The material disc of the compatible different size of mechanism, effectively improves the applicability of equipment, reduces the equipment cost investment of enterprise, and realization is set
It is standby to replace automated production, cost of labor is reduced, customer complaint fine is reduced, the higher quality image for being relatively beneficial to enterprise is moulded.
The present invention is further illustrated in the following with reference to the drawings and specific embodiments.
Specific embodiment
As shown in Figures 1 to 4, the present invention is a kind of character two dimensional code detection device, including rack 1, feeding material disc delay
Deposit mechanism 2, blanking material disc cache mechanism 3, sucking disc mechanism 4, testing agency 5, NG product material fetching mechanism 6, display 7.
The feeding material disc cache mechanism 2, blanking material disc cache mechanism 3 are separately fixed at the left and right in rack 1
Two sides, detection components 5 are fixed on the intermediate region in rack 1, the erection of sucking disc mechanism 5 be fixed on feeding material disc cache mechanism 2,
Top on blanking material disc cache mechanism 3 and testing agency and positioned at component to be detected, NG product material fetching mechanism 6 are fixed on sucker
The rear of mechanism 4, display 7 are fixed on feeding material disc cache mechanism 2.
As shown in Fig. 5 to Fig. 8, the feeding material disc cache mechanism and blanking material disc cache mechanism are identical knot
Structure, including horizontal fixed plate 201, vertical fixing plate 202, fixed frame 203, microscope carrier placement plate 204, lift bracket component 205, gas
Cylinder 206, drawer plate 207, drawer plate linear guide 208, motor 209, screw component 210, lifting assembly linear guide 211, can
Adjust position-limited rack 212, fiber fixed frame 213, optical fiber 214, groove type photoelectric switch A215, groove type photoelectric switch B216, groove profile photoelectricity
Switch C217.
2051 region hollow out of lifting supporting plate setting in the 201 OQ t carriage assembly 205 of horizontal fixed plate, water
The left and right sides in flat fixed plate 201 is respectively arranged with drawer plate linear guide 208, in left and right side drawer plate linear guide 208
Each movable sleeve is connected to drawer plate 207, and the erection of microscope carrier placement plate 204 is fixed on arranged on left and right sides drawer plate 207, microscope carrier placement plate
It is provided among 204 and allows the through slot that lifting supporting plate 2051 passes through in lift bracket component 205, it is another on horizontal fixed plate 201
One end is provided with cylinder 206, and the piston-rod end of cylinder 206 is fixedly connected with microscope carrier placement plate 204, and 206 piston rod of cylinder drives
204 fore-aft travel of dynamic load platform placement plate arranged on left and right sides and is set close to 202 side of vertical fixing plate respectively in microscope carrier placement plate 204
1 or 2 adjustable limiting framves 212 are equipped with, during the adjustable limiting frame 212 is for preventing lift bracket component 5 from moving up and down,
Stacking material disc thereon, which tilts, to be slid, and adjustable limiting frame 212 is mounted on microscope carrier by way of being inserted in card slot 2041 and fixing and puts
It sets on plate 204, the material disc of compatible difference dimensions, the latter half on horizontal fixed plate 201 is provided with fixed frame
203,201 intermediate region side of horizontal fixed plate is provided with vertical fixing plate 202, vertical fixing plate on fixed frame 203
202 through in horizontal fixed plate 201, and the arranged on left and right sides of vertical fixing plate 202 is respectively arranged with lifting assembly linear guide
211,202 upper end intermediate region of vertical fixing plate is equipped with motor 209, and 209 lower end of motor is connected with screw component 210, screw rod
210 end of component is connected with lift bracket component 205, and motor 209 drives the rotation of screw component 210 so that lift bracket component
205 move up and down, and 202 upper end arranged on left and right sides of vertical fixing plate is each provided with fiber fixed frame 213, and arranged on left and right sides optical fiber is solid
Determine to be each provided with optical fiber 214 on frame 213, the optical fiber 14 induction material disc signals to leave the motor off effect in place afterwards, vertical solid
The side of fixed board 202 is disposed with groove type photoelectric switch A215, groove type photoelectric switch B216, groove type photoelectric switch from the bottom up
C217。
The lift bracket component 205 includes lifting supporting plate 2051, vertical support plate 2052, gusseted plate 2053, leads
Rail sliding block 2054, sensing chip 2055;The lifting supporting plate 2051 is vertical with vertical support plate 2052 to be connect, gusseted plate
2053 are arranged in the junction of lifting supporting plate 2051 Yu vertical support plate 2052, install respectively in the two sides of vertical support plate 2052
There is guide rail slide block 2054, which slips respectively in the lifting assembly linear guide 211 of arranged on left and right sides,
Lifting supporting plate 2051 is socketed on screw component 210 by one end of vertical fixing plate, and lifting supporting plate 2051 up and down can shuttle
In microscope carrier placement plate 204 and horizontal fixed plate 201, vertical support plate 2052 is relative to the side groove type photoelectric switch A215 lower end
It is provided with sensing chip 2055.
The working principle of the feeding material disc cache mechanism 2 or blanking material disc cache mechanism 3:
When as feeding material disc cache mechanism 2 in use, cylinder 206 drive piston rod make its end connect microscope carrier placement plate
204 are released by drawer plate linear guide 208, by the adjustable limiting frame of stacking material disc three sides behind left and right to be detected
212, which keep to the side, is placed in microscope carrier placement plate 204, and cylinder piston rod is retracted, and microscope carrier placement plate 204 is driven to return to initial position, object
Charging tray in place after, motor 209 drive screw component 210 rotate, drive its connect lift bracket component 205 rise, work as lifting
Sensing chip 2055 on carriage assembly 205 issues signal when being in groove type photoelectric switch B216, at this time lift bracket component 205
On lifting supporting plate 2051 just hold up material disc, motor 209 suspends, when rising signals are given to motor 209 again, motor
209 drive screw component 210 to rotate, and the lift bracket component 205 for driving it to connect holds up material disc and rises, and work as fiber fixed frame
Optical fiber 214 on 213 detects that the material disc top layer of stacking issues signal afterwards in place, and motor 209 stops, and material disc is in place;
Cooperation sucking disc mechanism 4 takes the material disc of top layer away, and when rising signals are given to motor 209 again, motor 209 drives again
Material disc rises, and top layer's material disc is removed again, circulation action, until the sensing chip 2055 of lift bracket component 205
Signal is issued when in groove type photoelectric switch C217, the material disc stacked at this time is all taken, and motor 209 drives screw rod group
The reversion of part 210 declines lift bracket component 205, when the sensing chip of lift bracket component 205 is in groove type photoelectric switch A215
Signal is issued when interior, lift bracket component 205 returns to original bottom position, arrives this, completes entire stacking material disc feeding, reaches
The caching storing function of material disc automatic charging.
When as blanking material disc cache mechanism 3 in use, motor 209 drive screw component 210 rotate, work as lift bracket
The sensing chip 2055 of component 205 issues signal when being in groove type photoelectric switch C215, motor 209 stops, lift bracket component
205 lifting supporting plate 2051 is in top position, cooperates sucking disc mechanism 4 that the material disc that one layer is completed detection is placed into liter
It drops on supporting plate 2051, the optical fiber 214 on fiber fixed frame 213 detects that material disc issues signal, 209 band of motor afterwards in place at this time
Dynamic screw component 210 rotates the height for making lift bracket component 205 decline a material disc, circulation action, when object to be detected
Charging tray has been fully completed detection and has been stacked, motor 209 whole folded when being placed on 204 in microscope carrier placement plate at one by automatic transfer
It drives screw component 210 to rotate again, declines lift bracket component 205, at the sensing chip 2055 of lift bracket component 205
Signal is issued when in groove type photoelectric switch B216, material disc just drops in microscope carrier placement plate 204, the band again of motor 209
Dynamic screw component 210 rotates, and declines lift bracket component 205, when the sensing chip 2055 of lift bracket component 205 is in groove profile
Signal, the lifting supporting plate 2051 and material disk detachment of lift bracket component 205, lift bracket group are issued when in optoelectronic switch A215
Part 205 returns to initial position, and material disc is fully seated in microscope carrier placement plate 204, stops other machines in automatic production at this time
Structure or device action, the microscope carrier placement plate 204 that cylinder 206 drives piston rod to connect its end pass through drawer plate linear guide
208 release, at this point, the stacking material disc that detection is completed is taken away, so far, complete the caching storage of entire material disc automatic blanking
Material circulation.
As shown in Fig. 9 to Figure 10, the sucking disc mechanism 4 includes mould group 401, sliding block 402, cylinder 403, linear guide
404, guide post 405, fixed frame 406, sucker stand 407, sucker 408, suction nozzle 409, drag chain 410, bracket 411;The sliding block
402 are actively socketed in mould group 401, and linear guide 404 is each provided at left and right sides of sliding block 402, and cylinder 403 is fixed on sliding block
On 402, the 403 lower section left and right sides of cylinder is each provided with guide post 405, and the piston-rod end of cylinder 405 is fixedly connected with fixed block
406, fixed block 406 is socketed in left and right sides guide post 405 and slips in linear guide 404, and 410 one end of drag chain is arranged in mould group
On 401, the other end is arranged on 406 side of fixed plate, and sucker stand 407 is fixedly mounted on 406 front of fixed block, sucker branch
It is each provided with sucker 408 below the left and right sides of frame 407, multiple suction nozzles 409,401 lower section two of mould group are installed below sucker 408
End bracket 411 is installed, the bracket 411 can be fixed on feeding material disc cache mechanism 2 and blanking material disc cache mechanism 3 and
Positioned at the top of detection components 5, which is mainly used for transfer charging tray.
As shown in Figure 11 to 14, the testing agency 5 includes microscope carrier bracket 501, detection support 502, detection microscope carrier
503, microscope carrier linear guide 504, microscope carrier guide rail slide block 505, microscope carrier motor 506, microscope stage screw component 507, screw rod external member 508,
CCD camera 509, light source 510;The last intermediate region of microscope carrier bracket 501 is provided with microscope carrier motor 506,506 end of microscope carrier motor
End is connect with one end of microscope stage screw component 507, and the other end of microscope stage screw component 507 is fixed on the another of microscope carrier bracket 501
It holds, is provided with screw rod external member 508 on microscope stage screw component 507, it is straight to be each provided with microscope carrier for arranged on left and right sides on microscope carrier bracket 501
Line guide rail 504, each movable sleeve is connected to microscope carrier guide rail slide block 505 in the microscope carrier linear guide 504 of the left and right sides, detects microscope carrier
503 fix on the microscope carrier guide rail slide blocks 505 for being erected at the left and right sides and are fixed on the screw rod external member 508 of microscope stage screw component 507
On, the erection of detection support 502 is fixed on feeding material disc cache mechanism 2 and blanking material disc cache mechanism 3 and is located at microscope carrier
501 top of bracket, the side stand that detection support 502 corresponds to detection microscope carrier 503 are arranged with one or two CCD cameras
509, the left and right front and back of 502 lower section of detection support is each provided with light source 510 or arranged on left and right sides is each provided with light source 510, the inspection
Mechanism 5 is surveyed mainly for detection of the character and two dimensional code of product in material disc.
As shown in Figure 15 to Figure 16, the NG product material fetching mechanism 6 includes mould group 601, motor 602, sliding block 603, guide post
604, guide post fixed block 605, cylinder 606, movable block 607, suction nozzle fixed frame 608, suction nozzle 609, drag chain 610, bracket 611;?
One end of mould group 601 is fixed with motor 602, and sliding block 603 is socketed in mould group 601, and 603 Corner Strapped of sliding block has guide post to fix
Block 605, the arranged on left and right sides of sliding block 603 are each provided with guide post 604, and 604 both ends of guide post are separately fixed at 603 arranged on left and right sides of sliding block
The fixed block of guide post up and down 605 in, cylinder 606 is fixed on 603 upper end of sliding block, and the piston-rod end of cylinder 606 is fixedly connected with
Movable block 607 is provided with suction nozzle fixed frame 608 below movable block 607, and suction nozzle 609 is fixed at the end of suction nozzle fixed frame 608
End, 610 one end of drag chain are arranged in mould group 601, another to be arranged on 607 side of movable block, fixed below 601 both ends of mould group
There is bracket 611, which is mainly used for picking out the NG product after detection on material disc.
The working principle of the invention:
When this character, the work of two dimensional code detection device, after the material disc 8 of stacking completes feeding, feeding material disc cache mechanism 2
Motor 209 drives screw component 210 to rotate, and the material disc 8 of stacking is lifted, after optical fiber 214 detects material disc 8 in place,
One layer of material disc 8 is grabbed every time by sucking disc mechanism 4, is put on 503 position of detection microscope carrier of intermediate detection mechanism 5;Detection carries
While material disc 8 drives microscope stage screw component 507 to do stepwise operation by microscope carrier motor 506 on platform 503, in detection components 5
CCD camera 509 be automatically performed to the character in material disc 8 on product, two dimensional code identification shooting, and by built in device software
Image processing system complete recognition detection, image processing result displays and store record by industry control display 7, after detection,
Such as all product testing OK in one layer of material disc 8, detects material disc 8 on microscope carrier 503 and pass through the drive microscope carrier silk of microscope carrier motor 506
The rotation of bar assembly 507 returns to initial position, and the cylinder 403 of sucking disc mechanism 4 drives piston rod to decline sucker 408, and left side is inhaled
Disk grabs one layer of material disc to be detected by suction nozzle 409, and right side sucker grabs one layer of material detected by suction nozzle 409
Disk, sucking disc mechanism 4 move right, and one layer of material disc detected on right side are put into blanking material disc cache mechanism 3, while left
The material disc to be detected of one layer of side is placed on the detection microscope carrier 503 of testing agency 5, and next circulation action is carried out;Such as one layer of object
Portioned product in charging tray detects NG, detects material disc 8 on microscope carrier 503 and passes through the drive microscope stage screw component 507 of microscope carrier motor 506
While step does stepwise operation, the collection of selecting of NG product is automatically performed by NG material fetching mechanism 6, after NG product is picked, inspection
Material disc drives the rotation of microscope stage screw component 507 to return to initial position, sucker machine by microscope carrier motor 506 on survey microscope carrier 503
The cylinder 403 of structure 4 drives piston rod to decline sucker 408, and left side sucker grabs one layer of material to be detected by suction nozzle 409
Disk, right side sucker grab one layer of material disc detected by suction nozzle, and sucking disc mechanism 4 moves right, one layer of right side has been examined
The material disc of survey is put into blanking material disc cache mechanism 3, while one layer of material disc to be detected in left side places testing agency 5
It detects on microscope carrier 503, carries out next circulation action;Equipment is automatically performed cycle detection movement, when material disc to be detected is whole
After the completion of detection, the stacking material disc detected is manually taken out in equipment alarm, prompting, is placed again into another stacking to be detected
Material disc is detected.
The simplification motion flow of this character, two dimensional code detection device:
Material disc feeding → feeding material disc cache mechanism lifting → material disc fiber laser arrays in place → sucking disc mechanism material grasping → on
Expect detection microscope carrier → testing agency's CCD camera capture detection → system record OK and NG product →
1)Such as without NG product, detects microscope carrier and return to initial position → sucking disc mechanism movement → material disc to be stacked in blanking material disc slow
It deposits in mechanism, while expecting detection microscope carrier on another layer material disc to be checked;
2)If any NG product, detects microscope carrier and fall back on backstage → NG material fetching mechanism and choose NG product → detection microscope carrier and return to initial position
→ sucking disc mechanism movement → remainder OK product material disc is stacked on blanking material disc cache mechanism, while another layer object to be checked
Detection microscope carrier is expected on charging tray;→ carry out next circulation movement.
The above is only the preferred embodiment of the present invention, therefore cannot be limited the scope of implementation of the present invention with this, i.e., according to
Equivalent changes and modifications made by scope of the present invention patent and description should still belong to the model that the invention patent covers
In enclosing.