CN104990934B - Circuit board double-side detection equipment - Google Patents

Circuit board double-side detection equipment Download PDF

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Publication number
CN104990934B
CN104990934B CN201510438219.4A CN201510438219A CN104990934B CN 104990934 B CN104990934 B CN 104990934B CN 201510438219 A CN201510438219 A CN 201510438219A CN 104990934 B CN104990934 B CN 104990934B
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China
Prior art keywords
transmission mechanism
circuit board
guide rail
axis
type guide
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CN201510438219.4A
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CN104990934A (en
Inventor
林瑞荣
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SHENZHEN LZR TECHNOLOGY Co Ltd
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SHENZHEN LZR TECHNOLOGY Co Ltd
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Abstract

The present invention provides circuit board double-side detection equipment, including preceding transmission mechanism, rear transmission mechanism and panel turnover mechanism, transmission mechanism after the preceding transmission mechanism linking is described, Image detection mechanism is respectively set above the preceding transmission mechanism and rear transmission mechanism, clamping device is arranged in transmission mechanism after described, and the panel turnover mechanism is connect with rear transmission mechanism, is overturn for the top and bottom to the rear transmission mechanism, further include lifting gear, transmission mechanism after the lifting gear connection is described.The present invention is arranged panel turnover mechanism and is overturn to rear transmission mechanism, so that the another side of circuit board is switched to top from bottom, and be detected to another side by Image detection mechanism;Lifting gear ensures that circuit board can have the overturning space having enough, while adjusting the distance between Image detection mechanism and circuit board, and it is effective detecting distance of Image detection mechanism to make the distance.

Description

Circuit board double-side detection equipment
Technical field
The present invention relates to technical field of circuit board detection, more particularly to can be to the two-sided circuit being detected of circuit board Plate double-side detection equipment.
Background technology
In the prior art, it after each component of circuit board is welded, encapsulated, needs to carry out circuit board The detection of defect could be that rear station completes the installation of circuit board or subsequent electricity using the circuit board for ensuring output as certified products The work such as the manufacture sale of road plate ensure.
Traditional wiring board detection device enables optical imaging system by the way that optical imaging system to be mounted on crossbeam It is moved left and right on crossbeam, and lighting system is fixed on crossbeam, circuit board is placed in detection platform.Detection platform can be with It is moved forward and backward so that circuit board smoothly passes under the visual field of optical imaging system.Pass through moving left and right for optical imaging system With the back-and-forth motion of detection platform, to complete optical imaging system to circuit board all images collecting work.Optical imaging system The image collected data can be sent on computer, by computer Lai further analyzing processing.This detection device is only capable of pair every time Circuit board is detected on one side, and then again by carrying out the detection of another side after manually being overturn to circuit board, detection efficiency is low, And artificial overturning be easy to cause the damage of circuit board component.
Invention content
For the above-mentioned the problems of the prior art of solution, circuit board double-side detection equipment is provided in of the invention, it can be automatic right The two-sided of circuit board is detected.
In order to achieve the above object, the present invention provides the following technical solutions:
Circuit board double-side detection equipment, including Image detection mechanism further include preceding transmission mechanism, rear transmission mechanism and turnover panel The top of mechanism, transmission mechanism after the preceding transmission mechanism linking is described, the preceding transmission mechanism and rear transmission mechanism is set respectively Set Image detection mechanism, it is described after transmission mechanism clamping device is set, the panel turnover mechanism is connect with rear transmission mechanism, is used for pair The top and bottom of transmission mechanism are overturn after described.Before circuit board is first placed on transmission mechanism, above preceding transmission mechanism Image detection mechanism the front of circuit board is detected, circuit board is conveyed into rear transmission mechanism by preceding transmission mechanism again, By gripping means grips circuit board, panel turnover mechanism overturns rear transmission mechanism, rear transmission mechanism, clamping device and circuit board It is overturn, it is reverse side to make the front overturning of circuit board, is detected to the reverse side of circuit board by Image detection mechanism.
In a preferred embodiment, rear transmission mechanism includes two V belt translation groups, each V belt translation group packet Include belt driver and lower belt driver, the top phase of the bottom of the upper belt driver and the lower belt driver It connects to form clamping device, described two V belt translation groups are arranged in same level.Upper and lower belt driver connects, upper V belt translation The bottom conveying belt of device and the top transmission belt of lower belt driver form a clamping device, for being transmitted after clamping entrance The circuit board of mechanism.The two groups of V belt translation groups in left and right are set in horizontal plane simultaneously, the both ends of circuit board can be clamped, ensure circuit Plate is not fallen out during turn-over.One end of clamping device is connect with panel turnover mechanism, and the other end is to from the side of panel turnover mechanism It stretches out, the lower section of clamping device external part will not be blocked by other component.
In a preferred embodiment, further include lifting gear, transmission mechanism after the lifting gear connection is described. The space at the top of transmission mechanism after occupying is needed in circuit board during turnover panel, ensures that circuit board can have using lifting gear The overturning space having enough, while the distance between Image detection mechanism and circuit board are adjusted, it is Image detection mechanism to make the distance Effective detecting distance.
In a preferred embodiment, the panel turnover mechanism includes shaft, turnover panel motor, the turnover panel motor it is defeated Go out axis connection shaft, transmission mechanism after the shaft connection.
In a preferred embodiment, further include rear transmission mechanism pedestal, the rear transmission mechanism is movably set It sets on rear transmission mechanism pedestal, transmission mechanism pedestal after the shaft connection.It is passed after transmission mechanism is movably disposed in afterwards On transfer mechanism pedestal, the position of rear transmission mechanism is set to be adjusted according to the position of circuit board, there is transmission mechanism after guarantee Transmission mechanism before effect linking.
In a preferred embodiment, lifting gear includes lifter plate and elevating lever, the lifter plate and elevating lever Flexible connection, the rear transmission mechanism pedestal are arranged by shaft on the lifter plate.
In a preferred embodiment, the Image detection mechanism includes that industrial camera, lamp box, X-axis planer-type are led Rail and Y-axis planer-type guide rail, the X-axis planer-type guide rail and the up and down connection of Y-axis planer-type guide rail, and the X-axis The guide rail direction of planer-type guide rail is vertical with the guide rail direction of Y-axis planer-type guide rail, and the industrial camera is arranged in lamp box Top, the industrial camera and the lamp box are movably arranged in the X-axis planer-type guide rail or Y-axis planer-type guide rail positioned at upper One of side.
In a preferred embodiment, further include control system and dynamical system, the Image detection mechanism, lifting Bar, preceding transmission mechanism, rear transmission mechanism are each attached to an independent dynamical system, all dynamical systems, lamp box It is all connected with the control system with industrial camera.
Beneficial effects of the present invention are:
1) setting panel turnover mechanism overturns rear transmission mechanism, and the another side of circuit board is made to switch to top from bottom, and Another side is detected by Image detection mechanism;
2) lifting gear ensures that circuit board can have the overturning space having enough, while adjusting Image detection mechanism and circuit The distance between plate, it is effective detecting distance of Image detection mechanism to make the distance;
3) transmission mechanism is movably disposed on rear transmission mechanism pedestal afterwards, enable the position of rear transmission mechanism according to The position of circuit board is adjusted, transmission mechanism before transmission mechanism effectively linking after guarantee.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the front view of circuit board double-side detection equipment in one embodiment of the present invention;
Fig. 2 is the structural schematic diagram of circuit board double-side detection equipment in one embodiment of the present invention;
Fig. 3 is the structural schematic diagram of rear transmission mechanism in one embodiment of the present invention.
Specific implementation mode
Below in conjunction with the attached drawing of the present invention, technical scheme of the present invention is clearly and completely described, it is clear that institute The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, The every other embodiment that those of ordinary skill in the art are obtained without creative efforts, belongs to this hair The range of bright protection.
Circuit board double-side detection equipment provided by the invention, such as Fig. 1-2, including preceding transmission mechanism 15, rear transmission mechanism 8, Panel turnover mechanism 9.Preceding transmission mechanism 15 is belt drive unit, and the belt at top is level in the belt transmission device, for putting Circuits plate.
Image detection mechanism before the top setting of preceding transmission mechanism 15.Preceding Image detection mechanism includes industrial camera 1, lamp box 3, X-axis linear motor 17, Y-axis linear motor 4, X-axis planer-type guide rail 13 and Y-axis planer-type guide rail 14.The setting of industrial camera 1 exists 3 top of lamp box, camera lens 2 face the opening on lamp box 3.Industrial camera 1 and lamp box 3 are arranged on X-axis planer-type guide rail 13, Industrial camera 1 and lamp box 3 can be slided along X-axis planer-type guide rail 13.The setting of X-axis planer-type guide rail 13 is led in Y-axis planer-type 14 top of rail, X-axis planer-type guide rail 13 can be slided along Y-axis planer-type guide rail 14.Y-axis planer-type guide rail 14 is arranged in pedestal On 21, and its level height is located at the top of preceding transmission mechanism 15.The vertical range of industrial camera 1 to preceding transmission mechanism 15 is work The best shooting distance of industry camera.X-axis linear motor crossbeam 16 is set on pedestal 21, and X-axis linear motor 17 is fixed on X-axis straight line On motor crossbeam 16, Y-axis linear motor 4 is fixed on the centre of pedestal 21.X-axis linear motor 17 is connected to industrial camera 1 and lamp Case 3, for driving industrial camera 1 and lamp box 3 to slide, Y-axis linear motor 4 connects X-axis planer-type guide rail 13, for driving X-axis Planer-type guide rail 13 slides.
Image detection mechanism after 8 top setting of transmission mechanism afterwards.Image detection mechanism includes industrial camera 18, lamp box afterwards 20, X-axis linear motor 6, Y-axis linear motor 5, X-axis planer-type guide rail (not shown) and Y-axis planer-type guide rail (not shown).Work Industry camera 18 is arranged above lamp box 20, and camera lens 19 faces the opening on lamp box 20.Industrial camera 18 and lamp box 20 are arranged On X-axis planer-type guide rail, industrial camera 18 and lamp box 20 can be slided along X-axis planer-type guide rail.X-axis planer-type guide rail is set It sets above Y-axis planer-type guide rail, X-axis planer-type guide rail can be slided along Y-axis planer-type guide rail.Y-axis planer-type guide rail is set It sets on pedestal 4, and its level height is located at the top of rear transmission mechanism 8.Industrial camera 18 to rear transmission mechanism 8 it is vertical away from From the best shooting distance for industrial camera.X-axis linear motor crossbeam 7 is set on pedestal 21, and X-axis linear motor 6 is fixed on X-axis On linear motor crossbeam 7, Y-axis linear motor 5 is fixed on the centre of pedestal 21.X-axis linear motor 6 is connected to 18 He of industrial camera Lamp box 20, for driving industrial camera 18 and lamp box 20 to slide, Y-axis linear motor 5 connects X-axis planer-type guide rail, for driving X Axis planer-type guide rail slides.
In the present embodiment, preceding Image detection mechanism and rear Image detection mechanism are all made of linear motor, and driving precision is More than 50 times of the drive mode of common lead screw lead screw and servo motor.Common lead screw lead screw can also be used to be carried out with servo motor Detection.
The transmission front end of transmission mechanism 8 after the transmission end linking of preceding transmission mechanism 15.Such as Fig. 3, rear transmission mechanism 8 includes Left leather belt transmission group 8.1 and right leather belt transmission group 8.2.Left leather belt transmission group 8.1 and right leather belt transmission group 8.2 are symmetrically disposed in Same level.Left leather belt transmission group 8.1 and right leather belt transmission group 8.2 include that epithelium belt driver 8.01 and lower belt pass Dynamic device 8.02, the bottom of the epithelium belt driver 8.01 connects to being formed with the top of the hypodermis belt driver 8.02 Clamping device, for clamping the circuit board into rear transmission mechanism.Left leather belt transmission group 8.1 and right leather belt transmission group 8.2 are arranged On holder 22, holder 22 opens up two linear bearings 5.1, and linear bearing 5.1 is sleeved on two circular guideways 23, on holder 22 Feed screw nut 5.2 is also set up, feed screw nut 5.2 is sleeved on lead screw 27.Circular guideway 23 and lead screw 27 are each attached to rear conveyer On structure pedestal 28.By rotary screw 27, holder 22 is enable to drive belt transmission group fixed above along rear transmission Mechanism base 28 is slided, so as to adjust the distance between left leather belt transmission group 8.1, right leather belt transmission group 8.2.Transmission mechanism base afterwards The both ends of seat 28 connect shaft 24, and shaft 24 is connected to the output end of turnover panel motor 10 by belt.
In order to which transmission mechanism has the overturning space having enough in overturning after ensureing, in a preferred embodiment, Further include elevating mechanism, such as Fig. 2, lifting gear includes lifter plate 25 and elevating lever 26.It is threaded on the surface of elevating lever 26, Lifter plate 25 opens up the connecting hole of setting internal thread, and elevating lever 26 is flexibly connected by screw thread with the connecting hole of lifter plate 25.It rises Drop bar 26 is connected to lifting motor (not shown) by belt, and lifting motor starts transfers power to elevating lever by belt 26, the threads turn on 26 surface of elevating lever, and then lifter plate 25 is transferred power to by screw thread, drive about 25 lifter plate to transport It is dynamic.The both ends of transmission mechanism pedestal 28 are connect by shaft 24 with lifter plate 25 afterwards, and transmission mechanism is transported after so that lifter plate 25 is driven It is dynamic.
Further include control system 12 to ensure the accuracy of picture location and the accuracy of board transmission, overturning, control System 12 processed is arranged on pedestal 21.Control system 12 and preceding Image detection mechanism, preceding transmission mechanism 15, rear image detector Structure, rear transmission mechanism 8, panel turnover mechanism 9, elevating mechanism connection, for the accurately transmission, overturning, lifting of control circuit board, tune The movement of the distance between whole left leather belt transmission group 8.1, right leather belt transmission group 8.2 and industrial camera and lamp box is taken pictures.
Working principle of the present invention is as follows:
Before circuit board is placed on transmission mechanism, at this point, the Top of circuit board is face-up, by preceding transmission mechanism convey into Enter inside the present invention, Image detection mechanism takes pictures to the faces circuit board Top before controlling.Control panel controls industrial camera and lamp box It moves in the X-axis direction, while controlling X-axis planer-type guide rail and being slided along Y-axis planer-type guide rail, industrial camera is made to be rapidly moved to right It above the surface electric elements of circuit board, takes pictures to the part, then proceedes to move, so repeat until by entire circuit The electric elements in the faces plate Top are taken pictures completion.
Preceding transmission mechanism slides circuit transmission to its strap end, circuit board from preceding transmission mechanism, rear transmission mechanism Left and right V belt translation group band to intermediary movements, circuit board is clamped between upper and lower belt drive unit.Panel turnover mechanism is touched Hair, transmission mechanism is overturn after drive, while elevating mechanism drops to bottom, and transmission mechanism will not be touched in turnover panel after guarantee Image detection mechanism afterwards.After after panel turnover mechanism, transmission mechanism rotates 180 degree by after, circuit board is also turned by the original faces Top The faces Bot, elevating mechanism rise to original height.Circuit board is clapped according to above-mentioned same mode by Image detection mechanism afterwards According to realization is detected the faces Bot of circuit board.Preceding Image detection mechanism and rear Image detection mechanism are by the two-sided letter of circuit board Breath is sent to external maintenance station.
If the area of circuit board is larger, before clamping circuit board, panel turnover mechanism first overturns rear transmission mechanism, makes Transmission mechanism pedestal is located above rear transmission mechanism afterwards.Current transmission mechanism is by circuit transmission to its strap end, clamping device Circuit board is clamped from one end that panel turnover mechanism stretches out, the faces Top of circuit board are still upward at this time.Panel turnover mechanism is by rear transmission mechanism After rotating 180 degree, circuit board is turned into the faces Bot by the original faces Top, meanwhile, rear transmission mechanism pedestal is located at rear transmission mechanism Lower section makes the faces Bot of circuit board not stopped by rear transmission mechanism pedestal.
In order to provide the efficiency of monitoring, in the another side detection for carrying out circuit board, another circuit board can be put into and arrived It is detected in preceding transmission mechanism.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (6)

1. circuit board double-side detection equipment, including Image detection mechanism, it is characterised in that:Further include preceding transmission mechanism, rear transmission Mechanism and panel turnover mechanism, transmission mechanism after the preceding transmission mechanism linking is described, the preceding transmission mechanism and rear transmission mechanism Image detection mechanism is respectively set in top, and clamping device, the panel turnover mechanism and rear transmission mechanism is arranged in the rear transmission mechanism Connection is overturn for the top and bottom to the rear transmission mechanism, and the rear transmission mechanism includes two V belt translation groups, Each V belt translation group includes upper belt driver and lower belt driver, the bottom of the upper belt driver with it is described under Connect to forming clamping device at the top of belt driver, described two V belt translation group settings further include lifting in same level Device, transmission mechanism after the lifting gear connection is described;
Two V belt translation groups include left leather belt transmission group and right leather belt transmission group;Left leather belt transmission group and the setting of right leather belt transmission group On holder, holder opens up two linear bearings, and linear bearing is sleeved on two circular guideways, and lead screw spiral shell is also set up on holder Mother, feed screw nut are sleeved on lead screw.
2. circuit board double-side detection equipment according to claim 1, it is characterised in that:The panel turnover mechanism include shaft, Turnover panel motor, the output axis connection shaft of the turnover panel motor, transmission mechanism after the shaft connection.
3. circuit board double-side detection equipment according to claim 2, it is characterised in that:Further include rear transmission mechanism pedestal, Transmission mechanism is movably disposed on rear transmission mechanism pedestal after described, transmission mechanism pedestal after the shaft connection.
4. circuit board double-side detection equipment according to claim 3, it is characterised in that:The lifting gear includes lifter plate And elevating lever, the lifter plate are flexibly connected with elevating lever, the rear transmission mechanism pedestal is arranged by shaft in the lifting On plate.
5. according to any circuit board double-side detection equipments of claim 2-4, it is characterised in that:The Image detection mechanism Including industrial camera, lamp box, X-axis planer-type guide rail and Y-axis planer-type guide rail, the X-axis planer-type guide rail and described Y-axis gantry The up and down connection of formula guide rail, and the guide rail direction of the guide rail direction of the X-axis planer-type guide rail and the Y-axis planer-type guide rail Vertically, the industrial camera is arranged above lamp box, and the industrial camera and the lamp box are movably arranged on the X-axis planer-type One be located above in guide rail or Y-axis planer-type guide rail.
6. circuit board double-side detection equipment according to claim 5, it is characterised in that:Further include control system and dynamical system System, the X-axis planer-type guide rail, Y-axis planer-type guide rail, elevating lever, preceding transmission mechanism, rear transmission mechanism are each attached to one Independent dynamical system, all dynamical systems, lamp box and industrial camera are all connected with the control system.
CN201510438219.4A 2015-07-24 2015-07-24 Circuit board double-side detection equipment Active CN104990934B (en)

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CN105600436B (en) * 2016-02-03 2018-05-29 广州市泰立机电设备有限公司 A kind of automatic upper and lower plates system of circuit board double AOI detections and its technological process
CN105682368B (en) * 2016-04-01 2018-11-02 深圳市维特机器人科技有限公司 The on-line maintenance machine and its remote console of automatic optics inspection
CN109239097A (en) * 2016-08-23 2019-01-18 王永超 The visual inspection machine structure of integrated circuit board
CN106525878B (en) * 2016-10-21 2019-03-08 江苏理工学院 Motor control panel produces detection system
CN109030352B (en) * 2018-06-14 2021-04-23 夏晴 Integrated circuit detects and integrative device of visual inspection
CN109677885B (en) * 2019-01-24 2020-09-08 深圳市海铭德科技有限公司 Automatic turnover device and method for printed circuit board
CN112959242B (en) * 2021-02-05 2022-08-26 南京精泰克工业科技有限公司 Positioning support for nondestructive testing device
CN113289910A (en) * 2021-05-21 2021-08-24 苏州信立盛电子有限公司 Circuit board optical detection machine

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