CN106525870A - Circuit board detection device with camera fine adjustment device - Google Patents

Circuit board detection device with camera fine adjustment device Download PDF

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Publication number
CN106525870A
CN106525870A CN201610990279.1A CN201610990279A CN106525870A CN 106525870 A CN106525870 A CN 106525870A CN 201610990279 A CN201610990279 A CN 201610990279A CN 106525870 A CN106525870 A CN 106525870A
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CN
China
Prior art keywords
roller
module
camera
group
lamp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610990279.1A
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Chinese (zh)
Inventor
陈新
何桢
刘冠峰
楚伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong University of Technology
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Foshan City At Constance Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foshan City At Constance Technology Co Ltd filed Critical Foshan City At Constance Technology Co Ltd
Priority to CN201610990279.1A priority Critical patent/CN106525870A/en
Publication of CN106525870A publication Critical patent/CN106525870A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles

Abstract

The invention relates to the field of circuit board detection, in particular to a circuit board detection device with a camera fine adjustment device. The circuit board detection device comprises a rack, camera modules, light source modules and a roller pressing module. The circuit board detection device is characterized in that an adjustment base comprises adjustment sets, and each adjustment set comprises a lifting block and a lead screw; the lead screws are rotationally arranged on the rack, the lifting blocks are in thread fit with the lead screws, and the lifting blocks are used for fixedly installing cameras in the camera modules. The device is provided with the adjustment base, the adjustment base is provided with the multiple adjustment sets, and both integrated adjustment and independent fine adjustment can be achieved.

Description

A kind of circuit board detection device with camera micromatic setting
Technical field
The present invention relates to wiring board detection field, the more particularly to a kind of detection of the wiring board with camera micromatic setting dress Put.
Background technology
Online optical detector is a kind of advanced online measuring technique, after the image information on its acquisition detected member surface Contrasted with the image information of pieces O.K., so as to detect whether measured piece is qualified.At present, the utilization of online optical detector Field is quite varied, such as detecting pcb board (i.e. printed circuit board (PCB)), due to pcb board complexity, its designed lines increasingly The many, number of plies is also more and more, is thus used in line optics detector to detect that pcb board is ripe more than manual detection mode, efficient, from And advantageously in guarantee accuracy of detection, and then control product quality.
Existing online optical detector when detecting is placed on pcb board on one flat board, first detects a table of pcb board Face, then two surfaces of pcb board by pcb board turn-over, to detect another surface of pcb board, thus cannot be detected simultaneously, So as to cause its detection efficiency low;Further, since measured piece is it may happen that micro bending, and the intensity of illumination of light source is not Reach and there is the factors such as shadow region, can thus affect acquired pictorial information precision, so as to affect accuracy of detection.
Existing circuit board detection device is generally fixed on camera module in frame, then adjusts phase when needing to be adjusted The camera lens of machine, this adjustment mode are more convenient, but camera module is typically provided with multiple cameras, and adjustment and correction need one The adjustment of one, it is cumbersome.
The content of the invention
For drawbacks described above, it is an object of the invention to propose a kind of detection of the wiring board with camera micromatic setting dress Put, the device has adjustment seat, adjustment seat is provided with multiple adjustment groups, can be with integrated regulation, it is also possible to single to be finely adjusted.
It is that, up to this purpose, the present invention is employed the following technical solutions:
A kind of circuit board detection device with camera micromatic setting, including frame, camera module, light source module and roller Compress module;The roller to be compressed and be equipped with camera module and light source module above and below module;The frame be no less than Four root posts constitute framework, the frame be followed successively by from the bottom up lower camera module, lower light source module, roller compress module, Upper light source module and upper camera module;The lower light source module and the lower camera module are both secured to the frame;On described The camera lens of camera module and the lower camera module compresses module towards the roller;Also include fixed mount, the fixed mount Including sliding seat and vertical rod, the vertical rod two ends are fixed with sliding seat, and the sliding seat is slideably positioned in the frame both sides Column;Also include retractor device, the retractor device is fixed on the frame, and the retractor device working end is fixed on described Fixed mount, the retractor device are lifted along the frame for controlling the fixed mount.
It is preferred that the roller compresses module includes upper roller cartridge module and lower roll cartridge module;The sliding seat is provided with upper roller Cylinder base, the upper roller cartridge module are provided with side by side no less than two upper rollers, and the upper roller is mounted on the upper roller cylinder base;Institute State frame both sides banding and be provided with fixed seat, in the central rack, the fixed seat is provided with lower roll cylinder base, institute for the fixed seating State lower roll cartridge module to be provided with no less than two lower rollers side by side, the lower roller is mounted on the lower roll cylinder base;The fixation Seat be provided with transmission auxiliary wheel, the transmission auxiliary wheel is installed on below the lower roll cartridge module, the upper roller cartridge module, under Roller component and the transmission auxiliary wheel are made up of a circle transmission belt and are synchronized with the movement;The upper part of the transmission belt is sheathed on two The upper roller, the middle part of the transmission belt are passed through from two lower rollers and are in close contact with two lower rollers, institute The lower part for stating transmission belt is sheathed on the transmission auxiliary wheel;The roller compresses module at least provided with two, respectively feeds Roller compresses module and discharging roller pressure die group, and the charging roller pressure die group and discharging roller pressure die group are one in front and one in back Install;The fixed seat is provided with driving means, and roller described at least one compresses the lower roller and the driving means structure of module Into V belt translation;The lower roller end of the charging roller pressure die group and discharging roller pressure die group is equipped with synchronizing wheel, described Synchronizing wheel is linked by Timing Belt.
It is preferred that the upper camera module and lower camera module are installed by adjusting seat;The adjustment seat includes top base Plate, bottom base plate and multiple adjustment groups, the adjustment group include guide pillar, elevator and screw mandrel;The guide pillar of the adjustment group and Screw mandrel is vertically arranged between the top base plate and bottom base plate, and screw mandrel two ends axial rotation is installed on the top base Plate and bottom base plate;The elevator of the adjustment group is provided with the screwed hole of screw mandrel matching, and the elevator is provided with and institute The pilot hole that guide pillar is slidably matched is stated, the elevator is additionally provided with banding in the standing screw of the guide pillar;The elevator is used Camera in the installation upper camera module and lower camera module;The top base plate and bottom base plate at the screw mandrel two ends is all provided with There is the adjustment hole for rotating the screw mandrel.
Further, the light source module includes lamp box and lamp bar component;The lamp box includes two lamp box side plates, described Lamp box includes the lamp box plate being also one in front and one in back fixedly installed between two lamp box side plates, and the lamp box also includes fixed peace Loaded on two at the top of lamp box top lamp bars, leave between two top lamp bars for camera module find a view find a view between Gap;The lamp bar component includes lamp bar side plate, is installed with lamp bar group between the lamp bar side plate, and the lamp bar group is provided with many Individual lamp bar;The lamp box side plate and the lamp bar side plate fixing assembling;The lamp bar component bottom is provided with view finder unit, described to take Scape device is strip, and the view finder unit offers bar hole, and the view finder unit longitudinal section is in funnel-form, the dress of finding a view The bar hole put is located at same axis with the gap of finding a view of the lamp box;Also include dark slide, the dark slide be stripe board, institute Used in sunshade board is stated in the light for blocking the light source module injection being oppositely arranged, the shading surface of the dark slide and the view finder unit Bottom surface is located at same level;The bar hole of two groups of light source modules being oppositely arranged is towards the dark slide for being directed at both sides.
It is preferred that the sliding seat is installed with multiple vertically slidable sliding shoes, the upper roller cylinder base is installed on institute Sliding shoe is stated, the upper roller is mounted on the upper roller cylinder base.
It is preferred that the fixed seat is fixed with elastic telescopic device, the elastic telescopic device is vertically slidable to be arranged at The fixed seat, the transmission auxiliary wheel are installed on the elastic telescopic device.
Further, the lamp bar group is included no less than four portable lighter bars, often capable to be provided with no less than two lamp bars, the lamp bar Arrange from top to bottom, the cross section of the lamp bar group arrangement formation is horn-like in what Open Side Down;The light source of the lamp bar is right Standard is in the bar hole;Often, with bar hole as focuss, the light source of the lamp bar is towards the focuss for the lamp bar of row;Often Light source angle between the lamp bar that capable two are oppositely arranged be followed successively by 5-8 degree, 8-11 degree, 11-18 degree from top to bottom with And 18-45 degree.
It is preferred that the frame front end is provided with aligns feeding roller tables JLT, the table top of positioning feeding roller tables JLT and institute State compression module to be generally aligned in the same plane;The feeding roller tables that aligns includes roller tables and aligning device;It is right that the aligning device includes Neat block, lateral delivery wheel group and jacking apparatus;The jacking apparatus are fixed on the roller tables bottom, and the lateral delivery wheel group sets It is placed in the jacking apparatus;The alignment block is fixed on the roller tables, and the alignment block protrudes from the roller tables surface;The top Rising device is used for lifting the lateral delivery wheel group, and the lateral delivery wheel group is at least provided with three;The lateral delivery wheel group For multiple rollers that tandem is arranged, each roller is synchronized with the movement;The conveying direction of the lateral delivery wheel group is provided with and stops and right The alignment block of neat wiring board;The transmission drum of the roller tables discharge end is by multiple belt conveyors and the charging roller pressure The lower roller of tight module is constituted and is synchronized with the movement, and other rollers and the transmission drum of the roller tables cross transmission belt with the transmission Roller is constituted and is synchronized with the movement.
Further, the frame discharge end is provided with discharging conveying roller tables, between the roller of the discharging conveying roller tables Spacing is larger, is provided with multigroup conveyer belt and constitutes loading end between the roller, and the discharging conveying roller tables is connected to by belt The lower roller of the discharging roller pressure die group is constituted and is synchronized with the movement.
It is preferred that set up above the positioning feeding roller tables having thickness detection apparatus, the thickness detection apparatus include square The block bearing of shape, on the bearing, left and right is inserted with two guide rods side by side, is fixedly connected between the lower end of two guide rods The mounting blocks of " recessed " shape, the breach of the mounting blocks down, in the breach of mounting blocks are provided with horizontal roller, lead at two Locater plate is connected between the upper end of bar, driving means is connected between the locater plate and bearing, when driving means drive When, the locater plate, guide rod, mounting blocks and roller are moved up and down, and are further fixed on airborne laser range finder, the laser in the bearing The transmitting of range finder is rectified to locater plate.
The optimum distance of light and focal length, and upper camera is provided between the upper camera module and upper light source module of the present invention Module and upper camera module can with integral elevating, so that equipment is when the wiring board of different-thickness is detected, upper camera module and Upper light source module integral elevating time zoom, does not interfere with the distance between camera and upper light source;Additionally, roller pressure die Group has used a preferably kind of drive, constitutes upper roller cartridge module and lower roller by a transmission belt and transmission auxiliary wheel V belt translation between component, it is ensured that the synchronicity between all parts, roller compress module and adopt upper roller cartridge module and lower roll Two groups of devices of cartridge module, can avoid wiring board from producing the irregular phenomenon such as warped when by compressing module and produce, and Upper roller cartridge module is consistent with the conveying direction of lower roll cartridge module, is conducive to the steady conveying of wiring board.
Description of the drawings
Fig. 1 is the overall structure diagram of one embodiment of the present of invention;
Fig. 2 is the rack construction schematic diagram of one embodiment of the present of invention;
Fig. 3 is the structural representation of the adjustment seat of one embodiment of the present of invention;
Fig. 4 is the partial enlarged drawing in Fig. 2 at A, is the transmission auxiliary wheel and elastic telescopic of one embodiment of the present of invention The structural representation of device;
Fig. 5 is the structural representation that the roller of one embodiment of the present of invention compresses module;
Fig. 6 is the structural representation of the upper light source module and lower light source module of one embodiment of the present of invention;
Fig. 7 is the schematic layout pattern of the lamp bar group of the upper light source module and lower light source module of one embodiment of the present of invention;
Fig. 8 is the structural representation of the view finder unit of one embodiment of the present of invention;
Fig. 9 is the overall structure diagram for aligning feeding roller tables of one embodiment of the present of invention;
Figure 10 is the overall structure diagram of the thickness detection apparatus of one embodiment of the present of invention;
Figure 11 is the light source irradiates schematic diagram of one embodiment of the present of invention.
Wherein:Frame JJ, column JJ10, fixed seat JJ20, transmission auxiliary wheel JJ22, elastic telescopic device JJ23, lower phase Machine module XX, lower light source module XG, roller compress module YJ, upper roller YJ11, lower roller YJ21, charging roller pressure die group AYJ, discharging roller pressure die group BYJ, upper light source module SG, upper camera module SX, fixed mount GD, sliding seat GD10, sliding shoe GD12, vertical rod GD20, adjustment seat TZ, top base plate TZ10, bottom base plate TZ20, adjustment group TZ30, guide pillar TZ31, elevator TZ32, screw mandrel TZ33, lamp box DH, lamp box side plate DH10, lamp box plate DH20, top lamp bar DH30, lamp bar component DT, lamp bar side plate DT10, lamp bar group DT20, lamp bar DT21, view finder unit DT30, bar hole DT31, dark slide DT40, synchronizing wheel TBL, align and send Material roller tables JLT, roller tables JLT10, transmission drum JLT11, aligning device JLT20, alignment block JLT21, lateral delivery wheel group JLT22, discharging conveying roller tables CLT, thickness detection apparatus CH, bearing CH10, guide rod CH20, mounting blocks CH60, roller CH50, survey Away from plate CH30, airborne laser range finder CH40.
Specific embodiment
Technical scheme is further illustrated below in conjunction with the accompanying drawings and by specific embodiment.
As shown in figs. 1-11, a kind of circuit board detection device with camera micromatic setting, including frame JJ, camera mould Group, light source module and roller compress module YJ;The roller to be compressed and be equipped with camera module and light source die above and below module Group;Frame JJ is that, no less than the framework of four root post JJ10 compositions, frame JJ is followed successively by lower camera mould from the bottom up Group XX, lower light source module XG, roller compress module YJ, upper light source module SG and upper camera module SX;The lower light source module XG The camera lens of frame JJ, the upper camera module SX and the lower camera module XX is both secured to the lower camera module XX Module YJ is compressed towards the roller;Also include fixed mount GD, the fixed mount includes sliding seat GD10 and vertical rod GD20, institute State vertical rod GD20 two ends and be fixed with sliding seat GD10, the sliding seat GD10 is slideably positioned in the column of the frame JJ both sides JJ10;Also include retractor device, the retractor device is fixed on frame JJ, and the retractor device working end is fixed on described Fixed mount GD, the retractor device are used for driving the fixed mount GD to lift along frame JJ.Detected wiring board quilt The roller compresses module YJ and drives, and compresses module YJ continuously through realizing that the online of wiring board connects in real time from the roller Continuous detection, high working efficiency.The column JJ10 for constituting frame JJ has the effect of guide pillar, equipment is integrally had and preferably ties Structure intensity, four root post JJ10 are distributed on four summits of same rectangle, are provided with five main components on column, from Under be up followed successively by lower camera module XX, lower light source module XG, roller and compress module YJ, upper light source module SG and upper camera module SX, wherein descends light source module XG and lower camera module XX to be affixed to frame JJ, upper light source SG and upper camera module SX It is mounted to retractor device, that is to say, that upper light source module SG and upper camera module SX can be moved up and down, due to line Road plate has different specifications, and thickness is different, and after thickness changes, camera module needs to wiring board again assist side Focused, and the way of prior art is camera module moves up and down, focused, but between light source module and wiring board Distance be not optimal size, affect illuminating effect, and upper camera module SX and upper light source module be simultaneously mobile, then can reach Optimal illuminating effect such that it is able to which high-precision detection is carried out to the product that more variable thickness are caused, this integral elevating Function coordinates thickness detection apparatus CH to make equipment have complete autofocus system;In detection process, wiring board is defeated Send while being detected, wiring board is motion, and camera position is fixed, and wiring board is sent to roller and compresses module YJ, line Road plate by roller compress module YJ be exactly to enter detection operation of taking pictures, wiring board transfer out roller compress module YJ after i.e. Take pictures for this wiring board and complete, the picture of taking pictures online for obtaining is implemented to carry out with default correct wiring board picture in a computer Comparison and detection.
Wherein, the roller compresses module YJ includes upper roller cartridge module and lower roll cartridge module;The sliding seat GD10 is provided with Upper roller cylinder base, the upper roller cartridge module are provided with side by side no less than two upper roller YJ11, and the upper roller YJ11 is installed on described Upper roller cylinder base;Frame JJ both sides banding is provided with fixed seat JJ20, and fixed seat JJ20 is located in the middle part of frame JJ, institute State fixed seat JJ20 and be provided with lower roll cylinder base, the lower roll cartridge module is provided with side by side no less than two lower roller YJ21, the lower roll Cylinder YJ21 is installed on the lower roll cylinder base;Fixed seat JJ20 is provided with transmission auxiliary wheel JJ22, the transmission auxiliary wheel JJ22 It is installed on below the lower roll cartridge module, the upper roller cartridge module, lower roll cartridge module and the transmission auxiliary wheel JJ22 are by a circle Transmission belt is constituted and is synchronized with the movement;The upper part of the transmission belt is sheathed on two upper roller YJ11, in the transmission belt Portion passes through from two lower roller JY21 and lower roller JY21 described with two is in close contact, the lower part set of the transmission belt Located at the transmission auxiliary wheel JJ22;The roller compresses module YJ and is provided with two, respectively feed roller pressure die group AYJ and Discharging roller pressure die group BYJ, charging roller pressure die group AYJ and discharging roller pressure die group BYJ are one in front and one in back installed; Fixed seat JJ20 is provided with driving means, and roller described at least one compresses the lower roller and the driving means structure of module YJ Into V belt translation;The lower roller end of charging roller pressure die group AYJ and discharging roller pressure die group BYJ is equipped with synchronizing wheel TBL, synchronizing wheel TBL are linked by Timing Belt.Roller compresses module YJ and has used a preferably kind of drive, passes through One transmission belt and transmission auxiliary wheel JJ22 constitute the V belt translation between upper roller cartridge module and lower roll cartridge module, it is ensured that each Synchronicity between part, roller compress module YJ and adopt two groups of devices of upper roller cartridge module and lower roll cartridge module, can avoid line Road plate produces the irregular phenomenon such as warped when by compressing module YJ and produces, and upper roller cartridge module and lower roll cartridge module Conveying direction is consistent, is conducive to the steady conveying of wiring board, can ensure in work efficiency and work quality;The auxiliary wheel JJ22 is to adjust the tightness of the transmission belt;Additionally, roller compresses module YJ is provided with two groups of AB, it is divided into charging roller pressure Tight module A YJ and discharging roller pressure die group BYJ, so both can ensure that the steady input and output of wiring board, and can also make to set More drive disk assemblies are had, the end of at least one roller is provided with encoder, and encoder is used for detecting the rotating speed of roller.
Additionally, the upper camera module SX and lower camera module XX is installed by adjusting seat TZ;The adjustment seat TZ includes Top base plate TZ10, bottom base plate TZ20 and multiple adjustment groups TZ30, adjustment group TZ30 include guide pillar TZ31, elevator TZ32 and screw mandrel TZ33;The guide pillar TZ31 and screw mandrel TZ33 of adjustment group TZ30 be vertically arranged to the top base plate TZ10 and Between bottom base plate TZ20, the screw mandrel TZ33 two ends axial rotation is installed on the top base plate TZ10 and bottom base plate TZ20;The top base plate TZ10 and bottom base plate TZ20 at the screw mandrel two ends are equipped with the adjustment hole for rotating the screw mandrel TZ33; The elevator TZ32 of adjustment group TZ30 be provided with the screw mandrel TZ33 matching screwed hole, the elevator TZ32 be provided with The pilot hole that the guide pillar TZ31 is slidably matched, the elevator TZ32 are additionally provided with banding in the fixed spiral shell of the guide pillar TZ31 Bar;The elevator TZ32 is used for installing the camera in the upper camera module SX and lower camera module XX.First, each adjustment The elevator TZ32 of group TZ30 is both provided with camera, and the guide pillar TZ31 of adjustment group TZ30, elevator TZ32 and screw mandrel TZ33 are constituted One lifting that can be adjusted elevator TZ32 by screw mandrel TZ33, top base plate TZ10 and bottom base plate TZ20 are equipped with and are turned The adjustment hole of the screw mandrel TZ33 is moved, is easy to rotary screw, afterwards by the elasticity of fixed adjustment standing screw positioning, this Sample can be finely adjusted in the case where the focal length of each camera has difference, and need not be pulled down camera, this mode It is very convenient in commissioning device, while having substantial effect in terms of the degree of accuracy of detection data is ensured.
Further, the light source module includes that lamp box DH and lamp bar component DT, the lamp box DH include two lamp box sides Plate DH10, the lamp box DH include the lamp box plate being also one in front and one in back fixedly installed between two lamp box side plate DH10 DH20, the lamp box DH also include being fixedly installed in two top lamp bars DH30 at the top of lamp box, two top lamp bars The gap of finding a view found a view for camera module is left between DH30;Due to the light source module and the upper camera module SX positions It is relatively fixed, so the gap of finding a view equally is relatively fixed with the position of the upper camera module, the camera mould on described When the upper-lower position of group SX is because of the wiring board thickness change, the upper-lower position in the gap of finding a view is while change, makes described The photo that upper camera module SX shoots is the most clear;The lamp bar component DT includes lamp bar side plate DT10, the lamp bar side plate Lamp bar group DT20 is installed between DT10, and lamp bar group DT20 is provided with multiple lamp bars DT21;The lamp box side plate DH10 With the lamp bar side plate DT10 fixing assemblings;The lamp bar component DT bottoms are provided with view finder unit DT30, the view finder unit DT30 is strip, and the view finder unit DT30 offers bar hole DT31, and the view finder unit DT30 longitudinal sections are in funnel-form, The gap of finding a view of the bar hole DT31 of the view finder unit DT30 and lamp box DH is positioned at same axis;Also include dark slide DT40, dark slide DT40 is stripe board, and dark slide DT40 is used for blocking the light that the light source module that is oppositely arranged is projected Line, the shading surface of dark slide DT40 are located at same level with the view finder unit DT30 bottom surfaces;Two groups are oppositely arranged The bar hole DT31 of light source module is towards dark slide DT40 for being directed at both sides.The setting of lamp box DH is that of avoiding camera and exists Disturbed by external light during shooting, so constituting the frame of a shading using lamp box side plate DH10 and lamp box plate DH20 Body, makes the brightness of top lamp bar DH30 that the brightness that camera lens take is disposed in lamp box DH, top lamp bar be arranged on lamp box Top, be easy to radiating;And lamp bar component DT be disposed to make it is apparent and obvious by the wiring board of bar hole DT31, Bar hole DT31 two ends are connected to lamp bar side plate DT10 described in both sides, the circuit for enabling bar hole DT31 shot detection areas bigger Plate, the accuracy in order to detection data are higher, and lamp bar component DT is made up of lamp bar side plate DT10 and lamp bar group DT20, lamp Do not have lampshade etc. to be unfavorable for the structure for radiating around bar group DT20;The funnel-shaped cross-sectional of view finder unit DT30 can be played and block light The effect of line, it is to avoid other brightness interference or itself light source interfere with other lighting equipments;The effect of dark slide DT40 For avoiding light from interfering, it is to avoid light affects the shot detection effect of wiring board another side through after wiring board.
It is preferred that the sliding seat GD10 is installed with multiple vertically slidable sliding shoe GD12, the upper roller cylinder base The sliding shoe GD12 is installed on, the upper roller YJ11 is mounted on the upper roller cylinder base.Upper roller YJ11 is installed on into cunning Motion block GD12, upper roller YJ11 can still keep in situ when camera lifts zoom by deadweight, so as to ensure upper roller Spacing between YJ11 and lower roller YJ21 is constant, so as to the space for leaving wiring board generation deformation for is less, can guarantee that camera is clapped Take the photograph apparent image.
Further, fixed seat JJ20 is fixed with elastic telescopic device JJ23, the elastic telescopic device JJ23 Vertically slidable to be arranged at fixed seat JJ20, the transmission auxiliary wheel JJ22 is installed on the elastic telescopic device JJ23.Will After transmission auxiliary wheel JJ22 is installed on elastic telescopic device JJ23, dynamic auxiliary wheel JJ22 is made to possess elastic adaptive function, When the thickness of assist side is changed, the upper roller YJ11 with rising or can decline, and the elastic telescopic device JJ23 allows the transmission auxiliary wheel JJ22 similarly followed by lifting.
Further, lamp bar group DT20 is included no less than four portable lighter bar DT21, often capable to be provided with no less than two lamp bars DT21, lamp bar DT21 are arranged from top to bottom, and the cross section of the lamp bar group DT20 arrangement formation is in the loudspeaker that Open Side Down Shape;The light source of lamp bar DT21 is in alignment with the bar hole DT31;Often lamp bar DT21 of row with bar hole DT31 is Focuss, the light source of lamp bar DT21 is towards the focuss;Often between two lamp bars DT21 being oppositely arranged of row Light source angle be followed successively by 5-8 degree, 8-11 degree, 11-18 degree and 18-45 degree from top to bottom.The light source direction of lamp bar DT21 is poly- Luminous point, is conducive to the display of wiring board, makes detection data more accurate, by trumpet-shaped arrangement mode and the tune of light source firing angle It is whole, make equipment that there is more preferably illumination condition, will not produce shadow etc. affects the problem of brightness, and its purpose is also for shooting more Clearly affect, obtain more accurately data.
It is preferred that the frame front end is provided with aligns feeding roller tables JLT, the table top of positioning feeding roller tables JLT and institute State compression module to be generally aligned in the same plane;Feeding roller tables JLT that aligns includes roller tables JLT10 and aligning device JLT20;It is described right Equipment includes alignment block JLT21, lateral delivery wheel group JLT22 and jacking apparatus;Roller tables JLT10 includes spaced Transmission drum, the jacking apparatus are between the feeding roller, and are installed on the roller tables JLT10 bottom, described lateral Delivery wheel group JLT22 is arranged at the jacking apparatus;The alignment block JLT21 is fixed on roller tables JLT10, the alignment block JLT21 protrudes from the roller tables JLT10 surface;The jacking apparatus are used for lifting lateral delivery wheel group JLT22, the side To delivery wheel group JLT22 at least provided with three;Lateral delivery wheel group JLT22 is multiple rollers that tandem is arranged, each rolling Wheel is synchronized with the movement, and constitutes Synchronous Transmission by belt between each lateral delivery wheel;The conveying of lateral delivery wheel group JLT22 Direction is provided with the alignment block JLT21 of the wiring board that stops and align;Transmission drum JLT11 of the roller tables JLT10 discharge end Constituted with the lower roller YJ21 of charging roller pressure die group AYJ by multiple belt conveyors and be synchronized with the movement, the roller tables Other rollers of JLT10 are consisted of with transmission drum JLT11 transmission belt with the live-roller JLT11 and are synchronized with the movement.Roller Platform its object is to conveying, but aligning device JLT20 be during roller tables conveying as conveyer device, can be with the short time By wiring board jack-up and align so that picture can be adapted to shoot position enter roller compress module YJ, this side Formula makes wiring board be substantially at identical position when shooting, and is easy to same template to carry out control identification, reduces the difficulty of detection, Improve work efficiency and accuracy in detection;The roller that lateral delivery wheel group JLT22 is synchronized with the movement, makes wiring board uniformly receive Power, it is ensured that relatively thin wiring board also will not produce deformation to timing because of discontinuity.
Further, the frame JJ discharge end is provided with discharging conveying roller tables CLT, and the discharging conveys the roller of roller tables CLT Spacing between cylinder is larger, is provided with multigroup conveyer belt and constitutes loading end between the roller, and discharging conveying roller tables CLT passes through Belt is connected to the lower roller YJ21 compositions of discharging roller pressure die group BYJ and is synchronized with the movement.Roller tables is constituted by conveyer belt Transmission plane, reduce the usage quantity of roller, reduce equipment total quality, and conveyer belt is flexible material, will not The impact on surface is caused to wiring board, and the roller tables for arranging in this way is also without extra installation roller transmission device;It is logical Cross transmission belt and discharging conveying roller tables CLT is connected and composed into same plane with discharging roller pressure die group BYJ directly, also can guarantee that same Step transmission.
It is preferred that set up above positioning feeding roller tables JLT having thickness detection apparatus CH, the thickness detection apparatus bag The bearing CH10 of rectangular block shape is included, left and right is inserted with two guide rod CH20 side by side on the bearing CH10, in two guide rod CH20 Lower end between be fixedly connected with the mounting blocks CH60 of " recessed " shape, the breach of the mounting blocks CH60 down, in mounting blocks CH60 Breach in horizontal roller CH50 is installed, be connected with locater plate CH30 between the upper end of two guide rod CH20, described Bearing CH10 is further fixed on airborne laser range finder CH40, and the transmitting of the airborne laser range finder CH40 is rectified to locater plate CH30.Using Said structure, on bearing installs locater plate and mounting blocks by guide rod, installs roller, also install on bearing on mounting blocks There is the generating laser corresponding with locater plate, during use, wiring board passes through from below the roller CH50, the roller Cylinder CH50 moved up and down according to the change of circuit plate thickness, so can by generating laser sensing locater plate movement away from From so as to calculate the thickness of plate, being easy to be adjusted camera heights in real time, it is to avoid the inaccurate problem of camera focusing, Guarantee to obtain the definition of image.
When in use, wiring board is introduced into and aligns feeding roller tables JLT this device, detects thickness by thickness detection apparatus CH, Retractor device adjusts the height of fixed mount GD according to the thickness of wiring board afterwards;Align after wiring board aligns by feeding roller tables JLT Send into roller and compress module YJ, when wiring board enters roller compression module YJ, module YJ is compressed by roller and is compressed, wiring board is passed through Convey between upper roller cartridge module and lower roll cartridge module, fixed mount is with the face that contacts between upper roller YJ11 and lower roller YJ21 as base Standard carries out height adjustment, with these with camera module camera Focussing;And roller is compressed and is all set above and below module YJ There are light source module and camera module, and the camera lens of the light source and camera module of light source module compresses module towards roller, with This realizes the two-sided detection to wiring board, and roller compresses as detection after wiring board is transported out by module YJ and finishes, Zhi Houyou Wiring board is compressed module from roller and is transferred out by discharging transport platform CLT;Align feeding table JLT, roller to compress module YJ and go out Material conveying roller tables CLT for being synchronized with the movement, power is provided for the driving means for being arranged at fixed seat, roller compression module YJ roller Cylinder is constituted by Timing Belt and is synchronized with the movement, and aligns feeding table JLT and discharging conveying roller tables CLT compresses module YJ with roller and passes through Timing Belt is constituted and is synchronized with the movement.
The know-why of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's Principle, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, the technology of this area Personnel associate other specific embodiments of the present invention by need not paying performing creative labour, these modes fall within Within protection scope of the present invention.

Claims (10)

1. a kind of circuit board detection device with camera micromatic setting, including frame, camera module, light source module and roller pressure Tight module;It is characterized in that:
Also include adjustment seat, the adjustment seat includes adjustment group, and the adjustment group includes elevator and screw mandrel;
The screw mandrel is rotated and is installed on the frame, and the elevator is coordinated for screw thread with the screw mandrel, and the elevator is used for Fixedly mount the camera in the camera module.
2. the circuit board detection device with camera micromatic setting according to claim 1, it is characterised in that:
The adjustment seat also includes top base plate, bottom base plate and multiple adjustment groups, and the adjustment group also includes guide pillar;
The guide pillar and screw mandrel of the adjustment group is vertically arranged between the top base plate and bottom base plate, the screw mandrel two end axles The top base plate and bottom base plate are installed on to rotation;
The elevator is slidably matched with the guide pillar, and the top base plate and bottom base plate are equipped with the tune for rotating the screw mandrel Knothole, is easy to rotary screw;
The elevator is additionally provided with for banding in the standing screw of the guide pillar.
3. the circuit board detection device with camera micromatic setting according to claim 1, it is characterised in that:
The roller to be compressed and be equipped with camera module and light source module above and below module;
The frame is that, no less than the framework of four root posts composition, the frame is followed successively by lower camera module, lower light from the bottom up Source module, roller compress module, upper light source module and upper camera module;The lower light source module and the lower camera module are solid Due to the frame;
The camera lens of the upper camera module and the lower camera module compresses module towards the roller;
Also include fixed mount, the fixed mount includes sliding seat and vertical rod, and the vertical rod two ends are fixed with sliding seat, the cunning Dynamic seat is slideably positioned in the column of the frame both sides;
Also include retractor device, the retractor device is fixed on the frame, and the retractor device working end is fixed on described solid Determine frame, the retractor device is lifted along the frame for controlling the fixed mount.
4. the circuit board detection device with camera micromatic setting according to claim 3, it is characterised in that:The roller Compressing module includes upper roller cartridge module and lower roll cartridge module;
The sliding seat is provided with upper roller cylinder base, and the upper roller cartridge module is provided with side by side no less than two upper rollers, the upper roller It is installed on the upper roller cylinder base;
The frame both sides are detachably fixed and are provided with fixed seat, and the fixed seating is set in the central rack, the fixed seat There is lower roll cylinder base, the lower roll cartridge module is provided with side by side no less than two lower rollers, and the lower roller is installed on the lower roller Seat;
The fixed seat is provided with transmission auxiliary wheel, and the transmission auxiliary wheel is installed on below the lower roll cartridge module, described Upper roller cartridge module, lower roll cartridge module and the transmission auxiliary wheel are made up of a circle transmission belt and are synchronized with the movement;The transmission belt it is upper Part is sheathed on two upper rollers, the middle part of the transmission belt pass through from two lower rollers and with two lower rolls Cylinder is in close contact, and the lower part of the transmission belt is sheathed on the transmission auxiliary wheel;
The roller compresses module and is provided with two, respectively feeds roller pressure die group and discharging roller pressure die group, it is described enter Roller tube compresses module and discharging roller pressure die group is one in front and one in back installed;
The fixed seat is provided with driving means, and roller described at least one is compressed the lower roller of module and constituted with the driving means V belt translation;The lower roller end of the charging roller pressure die group and discharging roller pressure die group is equipped with synchronizing wheel, described same Step wheel is linked by Timing Belt.
5. the circuit board detection device with camera micromatic setting according to claim 1, it is characterised in that:
The light source module includes lamp box and lamp bar component;The lamp box includes two lamp box side plates, and the lamp box includes also one The lamp box plate being fixedly installed in after previous between two lamp box side plates, the lamp box also include being fixedly installed at the top of lamp box Two top lamp bars, leave the gap of finding a view found a view for camera module between two top lamp bars;
The lamp bar component includes lamp bar side plate, is installed with lamp bar group between the lamp bar side plate, and the lamp bar group is provided with Multiple lamp bars;The lamp box side plate and the lamp bar side plate fixing assembling;
The lamp bar component of the upper light source module and the lower light source module compresses module towards the roller.
The lamp bar component bottom is provided with view finder unit, and the view finder unit is strip, and the view finder unit offers bar shaped Hole, the bar hole two ends are connected to lamp bar side plate described in both sides, and the view finder unit longitudinal section is in funnel-form, the dress of finding a view The bar hole put is located at same axis with the gap of finding a view of the lamp box DH;
Also include dark slide, the dark slide is stripe board, the used in sunshade board is projected in blocking the light source module that is oppositely arranged Light, the shading surface of the dark slide and the view finder unit bottom surface are located at same level;Two groups of light sources being oppositely arranged The bar hole of module is towards the dark slide for being directed at both sides.
6. the circuit board detection device with camera micromatic setting according to claim 3, it is characterised in that:The slip Seat is installed with multiple vertically slidable sliding shoes, and the upper roller cylinder base is installed on the sliding shoe, and the upper roller is pacified Loaded on the upper roller cylinder base;
The fixed seat is fixed with elastic telescopic device, and the elastic telescopic device is vertically slidable to be arranged at the fixed seat, The transmission auxiliary wheel is installed on the elastic telescopic device.
7. the circuit board detection device with camera micromatic setting according to claim 5, it is characterised in that:The lamp bar Group includes that often capable to be provided with no less than two lamp bars, the lamp bar is arranged from top to bottom no less than four portable lighter bars, the lamp bar group row The cross section of array shape is horn-like in what Open Side Down;The light source of the lamp bar is in alignment with the bar hole;
Often, with bar hole as focuss, the light source of the lamp bar is towards the focuss for the lamp bar of row;Two phases often gone 5-8 degree, 8-11 degree, 11-18 degree and 18-45 degree are followed successively by from top to bottom to the light source angle between the lamp bar of setting.
8. the circuit board detection device with camera micromatic setting according to claim 2, it is characterised in that:The frame Front end is provided with and aligns feeding roller tables, and the table top of the positioning feeding roller tables is generally aligned in the same plane with the compression module;
The feeding roller tables that aligns includes roller tables and aligning device;The aligning device include alignment block, lateral delivery wheel group and Jacking apparatus;The jacking apparatus are fixed on the roller tables bottom, and the lateral delivery wheel group is arranged at the jacking apparatus;Institute State alignment block and be fixed on the roller tables, the alignment block protrudes from the roller tables surface;
The jacking apparatus are used for lifting the lateral delivery wheel group, and the lateral delivery wheel group is at least provided with three;The side To multiple rollers that delivery wheel group is tandem setting, each roller is synchronized with the movement;The conveying direction of the lateral delivery wheel group sets There is the alignment block of the workpiece that stops and align;
Lower roller of the transmission drum of the roller tables rear end by multiple belt conveyors with the charging roller pressure die group is constituted It is synchronized with the movement, other rollers of the roller tables are consisted of with the transmission drum transmission belt with the live-roller and are synchronized with the movement.
9. the circuit board detection device with camera micromatic setting according to claim 3, it is characterised in that:The frame Rear end is provided with discharging conveying roller tables, and the spacing between the roller of the discharging conveying roller tables is larger, is provided with many between the roller Group conveyer belt constitutes loading end, and the discharging conveying roller tables is connected to the lower roller of the discharging roller pressure die group by belt Composition is synchronized with the movement.
10. the circuit board detection device with camera micromatic setting according to claim 9, it is characterised in that:It is described fixed Setting up above the feeding roller tables of position has thickness detection apparatus, and the thickness detection apparatus include the bearing of rectangular block shape, at described On seat, left and right is inserted with two guide rods side by side, is fixedly connected with the mounting blocks of " recessed " shape, the peace between the lower end of two guide rods The breach of dress block down, in the breach of mounting blocks is provided with horizontal roller, is connected with survey between the upper end of two guide rods Away from plate, driving means are connected between the locater plate and bearing, when driving means drive, the locater plate, guide rod, peace Dress block and roller are moved up and down, and are further fixed on airborne laser range finder in the bearing, and the transmitting of the airborne laser range finder is rectified to surveying Away from plate.
CN201610990279.1A 2016-11-10 2016-11-10 Circuit board detection device with camera fine adjustment device Pending CN106525870A (en)

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Application Number Priority Date Filing Date Title
CN201610990279.1A CN106525870A (en) 2016-11-10 2016-11-10 Circuit board detection device with camera fine adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610990279.1A CN106525870A (en) 2016-11-10 2016-11-10 Circuit board detection device with camera fine adjustment device

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Publication number Priority date Publication date Assignee Title
CN201289466Y (en) * 2008-10-09 2009-08-12 广东正业科技有限公司 Appearance inspection machine for printed circuit board
CN102221549A (en) * 2011-03-06 2011-10-19 丘荣意 Fully-automatic board feeding optical image detecting device for PCB (printed circuit board)
CN102221563A (en) * 2011-03-23 2011-10-19 梅州泰源科技有限公司 Apparatus for automatically inspecting defects of PCB (printed circuit board)
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