CN104990934A - Circuit board double-face detection equipment - Google Patents

Circuit board double-face detection equipment Download PDF

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Publication number
CN104990934A
CN104990934A CN201510438219.4A CN201510438219A CN104990934A CN 104990934 A CN104990934 A CN 104990934A CN 201510438219 A CN201510438219 A CN 201510438219A CN 104990934 A CN104990934 A CN 104990934A
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CN
China
Prior art keywords
transport sector
circuit board
guide rail
type guide
detection equipment
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Granted
Application number
CN201510438219.4A
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Chinese (zh)
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CN104990934B (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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Priority to CN201510438219.4A priority Critical patent/CN104990934B/en
Publication of CN104990934A publication Critical patent/CN104990934A/en
Application granted granted Critical
Publication of CN104990934B publication Critical patent/CN104990934B/en
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Abstract

The invention provides circuit board double-face detection equipment. The equipment comprises a front transmission mechanism, a rear transmission mechanism, and a plate turnover mechanism; the front transmission mechanism is connected to the rear transmission mechanism; an image detection mechanism is arranged above the front transmission mechanism and the rear transmission mechanism respectively; the rear transmission mechanism is provided with a clamping device, the plate turnover mechanism is connected to the rear transmission mechanism and is used to turn over the top surface and bottom surface of the rear transmission mechanism; the equipment also comprises an elevating device, and the elevating device is connected to the rear transmission mechanism. The provided plate turnover mechanism is used to turn over the rear transmission mechanism so as to turn over a circuit board, and thus the other side of the circuit board can be detected by the image detection mechanism. The elevating device can guarantee that the space is enough to turn over the circuit board, and at the same time can adjust the distance between the image detection mechanism and the circuit board so as to achieve an effective detection distance.

Description

Circuit board double-side detection equipment
Technical field
The present invention relates to technical field of circuit board detection, particularly relating to can to the two-sided circuit board double-side detection equipment detected of circuit board.
Background technology
In the prior art, after each components and parts of circuit board is welded, encapsulating, needing detection circuit board being carried out to some defects, to guarantee that the circuit board exported is for certified products, could be that the installation of rear station completing circuit plate or the work such as sale of dispatching from the factory of follow-up circuit board ensure.
Traditional wiring board checkout equipment, by being arranged on crossbeam by optical imaging system, enables optical imaging system move left and right on crossbeam, and is fixed on crossbeam by illuminator, and circuit board is placed in detection platform.Detection platform can move forward and backward, and circuit board is smoothly passed under the visual field of optical imaging system.By moving left and right of optical imaging system and moving forward and backward of detection platform, carry out optical imaging system to circuit board all images collecting work.The view data that optical imaging system collects can be sent on computer, carrys out further analyzing and processing by computer.This checkout equipment only can detect the one side of circuit board at every turn, and then by the artificial detection to carrying out another side after circuit board upset, detection efficiency is low, and artificial upset easily causes the damage of circuit board component.
Summary of the invention
For solving above-mentioned the problems of the prior art, in the present invention, providing circuit board double-side detection equipment, can automatically detect the two-sided of circuit board.
In order to achieve the above object, the invention provides following technical scheme:
Circuit board double-side detection equipment, comprise Image detection mechanism, also comprise front transport sector, rear transport sector and panel turnover mechanism, described front transport sector is connected described rear transport sector, the top of described front transport sector and rear transport sector arranges Image detection mechanism respectively, described rear transport sector arranges clamp device, and described panel turnover mechanism is connected with rear transport sector, for overturning the end face of described rear transport sector and bottom surface.Circuit board is first placed on front transport sector, the front of Image detection mechanism to circuit board above front transport sector is detected, circuit board is transported by front transport sector and enters rear transport sector, by gripping means grips circuit board, panel turnover mechanism overturns rear transport sector, rear transport sector, clamp device and circuit board overturn, and the front upset making circuit board is reverse side, is detected the reverse side of circuit board by Image detection mechanism.
In a preferred embodiment, rear transport sector comprises two V belt translation groups, each described V belt translation group comprises belt driver and lower belt driver, the bottom of described upper belt driver connects with the top of described lower belt driver formation clamp device, and described two V belt translation groups are arranged on same level.Upper and lower belt driver connects, and the bottom conveying belt of upper belt driver and the top driving-belt of lower belt driver form a clamp device, for clamping the circuit board entering rear transport sector.The two groups of V belt translation groups in left and right are set at surface level simultaneously, the two ends of circuit board can be clamped, ensure that circuit board can not drop in turn-over process.One end of clamp device is connected with panel turnover mechanism, and the other end stretches out to the side from panel turnover mechanism, and the below of clamp device external part can not be subject to blocking of miscellaneous part.
In a preferred embodiment, also comprise jacking gear, described jacking gear connects described rear transport sector.The space taking rear transport sector top is needed in turnover panel process in circuit board, circuit board can possess the sufficient upset space had to utilize jacking gear to ensure, regulate the distance between Image detection mechanism and circuit board simultaneously, make this distance be effective detecting distance of Image detection mechanism.
In a preferred embodiment, described panel turnover mechanism comprises rotating shaft, turnover panel motor, the output shaft connection rotating shaft of described turnover panel motor, transport sector after described rotating shaft connects.
In a preferred embodiment, also comprise rear transport sector pedestal, described rear transport sector is arranged on rear transport sector pedestal movably, transport sector pedestal after described rotating shaft connects.Rear transport sector is arranged on rear transport sector pedestal movably, and the position of rear transport sector is adjusted according to the position of circuit board, and after ensureing, transport sector is effectively connected front transport sector.
In a preferred embodiment, jacking gear comprises lifter plate and elevating lever, and described lifter plate is flexibly connected with elevating lever, and described rear transport sector pedestal is arranged on described lifter plate by rotating shaft.
In a preferred embodiment, described Image detection mechanism comprises industrial camera, lamp box, X-axis planer-type guide rail and Y-axis planer-type guide rail, described X-axis planer-type guide rail is connected with described Y-axis planer-type guide rail is up and down, and the guide rail direction of described X-axis planer-type guide rail is vertical with the guide rail direction of described Y-axis planer-type guide rail, described industrial camera is arranged on above lamp box, and described industrial camera and described lamp box are movably arranged in described X-axis planer-type guide rail or Y-axis planer-type guide rail one that is positioned at top.
In a preferred embodiment, also comprise control system and power system, described Image detection mechanism, elevating lever, front transport sector, rear transport sector are connected to an independently power system separately, and described all power systems, lamp box are all connected described control system with industrial camera.
Beneficial effect of the present invention is:
1) arrange panel turnover mechanism to overturn rear transport sector, make the another side of circuit board transfer top to from bottom, and by Image detection mechanism, another side is detected;
2) jacking gear ensures that circuit board can possess the upset space that has of foot, regulates the distance between Image detection mechanism and circuit board simultaneously, makes this distance be effective detecting distance of Image detection mechanism;
3) transport sector is arranged on rear transport sector pedestal movably afterwards, and the position of rear transport sector is adjusted according to the position of circuit board, and after ensureing, transport sector is effectively connected front transport sector.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is in one embodiment of the present invention, the front view of circuit board double-side detection equipment;
Fig. 2 is in one embodiment of the present invention, the structural representation of circuit board double-side detection equipment;
Fig. 3 is in one embodiment of the present invention, the structural representation of rear transport sector.
Embodiment
Below in conjunction with accompanying drawing of the present invention, be clearly and completely described technical scheme of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Circuit board double-side detection equipment provided by the invention, as Fig. 1-2, comprises front transport sector 15, rear transport sector 8, panel turnover mechanism 9.Front transport sector 15 is belt transmission, and in this belt transmission device, the belt at top is level, for placing circuit board.
The top of front transport sector 15 arranges front Image detection mechanism.Front Image detection mechanism comprises industrial camera 1, lamp box 3, X-axis linear electric motors 17, Y-axis linear electric motors 4, X-axis planer-type guide rail 13 and Y-axis planer-type guide rail 14.Industrial camera 1 is arranged on above lamp box 3, and its camera lens 2 faces the opening on lamp box 3.Industrial camera 1 and lamp box 3 are arranged on X-axis planer-type guide rail 13, and industrial camera 1 and lamp box 3 can slide along X-axis planer-type guide rail 13.X-axis planer-type guide rail 13 is arranged on above Y-axis planer-type guide rail 14, and X-axis planer-type guide rail 13 can slide along Y-axis planer-type guide rail 14.Y-axis planer-type guide rail 14 is arranged on base 21, and its level height is positioned at the top of front transport sector 15.Industrial camera 1 is the best shooting distance of industrial camera to the vertical range of front transport sector 15.Base 21 is arranged X-axis linear electric motors crossbeam 16, X-axis linear electric motors 17 are fixed on X-axis linear electric motors crossbeam 16, and Y-axis linear electric motors 4 are fixed on the centre of base 21.X-axis linear electric motors 17 are connected to industrial camera 1 and lamp box 3, and for driving industrial camera 1 and lamp box 3 to slide, Y-axis linear electric motors 4 connect X-axis planer-type guide rail 13, slide for driving X-axis planer-type guide rail 13.
Above rear transport sector 8, rear Image detection mechanism is set.Rear Image detection mechanism comprises industrial camera 18, lamp box 20, X-axis linear electric motors 6, Y-axis linear electric motors 5, X-axis planer-type guide rail (not shown) and Y-axis planer-type guide rail (not shown).Industrial camera 18 is arranged on above lamp box 20, and its 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, and industrial camera 18 and lamp box 20 can along X-axis planer-type slide.X-axis planer-type guide rail is arranged on above Y-axis planer-type guide rail, and X-axis planer-type guide rail can along Y-axis planer-type slide.Y-axis planer-type guide rail is arranged on base 4, and its level height is positioned at the top of rear transport sector 8.Industrial camera 18 is the best shooting distance of industrial camera to the vertical range of rear transport sector 8.Base 21 is arranged X-axis linear electric motors crossbeam 7, X-axis linear electric motors 6 are fixed on X-axis linear electric motors crossbeam 7, and Y-axis linear electric motors 5 are fixed on the centre of base 21.X-axis linear electric motors 6 are connected to industrial camera 18 and lamp box 20, and for driving industrial camera 18 and lamp box 20 to slide, Y-axis linear electric motors 5 connect X-axis planer-type guide rail, for driving X-axis planer-type slide.
In the present embodiment, front Image detection mechanism and rear Image detection mechanism all adopt linear electric motors, and its driving precision is more than 50 times of the drive pattern of common screw mandrel screw mandrel and servomotor.Also common screw mandrel screw mandrel and servomotor can be adopted to detect.
The transmission end of front transport sector 15 is connected the transmission front end of rear transport sector 8.As Fig. 3, rear transport sector 8 comprises 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 arranged on same level symmetrically.Left leather belt transmission group 8.1 and right leather belt transmission group 8.2 include belt transmission 8.01 and lower belt transmission 8.02, the bottom of described upper belt transmission 8.01 connects with the top of described lower belt transmission 8.02 formation clamp device, for clamping the circuit board entering rear transport sector.Left leather belt transmission group 8.1 and right leather belt transmission group 8.2 are arranged on support 22, and two linear bearings 5.1 offered by support 22, and linear bearing 5.1 is enclosed within two circular guideways 23, and support 22 also arranges feed screw nut 5.2, and feed screw nut 5.2 is enclosed within screw mandrel 27.Circular guideway 23 and screw mandrel 27 are all fixed on rear transport sector pedestal 28.By rotary screw 27, make support 22 that the belt gear group of side fixed thereon can be driven to slide along rear transport sector pedestal 28, thus the distance between adjustment left leather belt transmission group 8.1, right leather belt transmission group 8.2.The two ends connection rotating shaft 24 of rear transport sector pedestal 28, rotating shaft 24 is connected to the output terminal of turnover panel motor 10 by belt.
In order to ensure that rear transport sector possesses the sufficient upset space had when overturning, in a preferred embodiment, also comprise elevating mechanism, as Fig. 2, jacking gear comprises lifter plate 25 and elevating lever 26.The surface of elevating lever 26 arranges screw thread, and lifter plate 25 offers the connecting hole arranging internal thread, and elevating lever 26 is flexibly connected by the connecting hole of screw thread with lifter plate 25.Elevating lever 26 is connected to lifting motor (not shown) by belt, lifting motor start by belt by power transmission to elevating lever 26, the threads turn on elevating lever 26 surface, so by screw thread by power transmission to lifter plate 25, drive lifter plate 25 move up and down.The two ends of rear transport sector pedestal 28 are connected with lifter plate 25 by rotating shaft 24, make lifter plate 25 drive rear transport sector to move.
For ensureing the accuracy of the accuracy of picture location and board transmission, upset, also comprise control system 12, control system 12 is arranged on base 21.Control system 12 is connected with front Image detection mechanism, front transport sector 15, rear Image detection mechanism, rear transport sector 8, panel turnover mechanism 9, elevating mechanism, for the distance between the transmission of control circuit board exactly, upset, lifting, adjustment left leather belt transmission group 8.1, right leather belt transmission group 8.2, and the movement of industrial camera and lamp box, to take pictures.
Principle of work of the present invention is as follows:
Be placed on by circuit board on front transport sector, now, the Top of circuit board faces up, and delivers into inside of the present invention by front transport sector, and before controlling, Image detection mechanism takes pictures to circuit board Top face.Control panel controls industrial camera and lamp box moves in the X-axis direction, control X-axis planer-type guide rail along Y-axis planer-type slide simultaneously, industrial camera is made to move on to rapidly to above the surperficial electric elements of circuit board, this part is taken pictures, then continue motion, so repeat until the electric elements in whole circuit board Top face have all been taken pictures.
Front transport sector is by circuit transmission to its strap end, and landing in circuit board the past transport sector, the left and right V belt translation group band of rear transport sector, to intermediary movements, is clamped in circuit board between upper and lower belt transmission.Panel turnover mechanism is triggered, the rear transport sector upset of drive, and elevating mechanism drops to bottom simultaneously, Image detection mechanism after the rear transport sector of guarantee can not touch when turnover panel.Until panel turnover mechanism by after after transport sector revolves turnback, circuit board is also turned into Bot face by original Top face, and elevating mechanism rises to original height.Rear Image detection mechanism takes pictures to circuit board according to above-mentioned same mode, realizes detecting the Bot face of circuit board.The two-sided information of circuit board is sent to external maintenance station by front Image detection mechanism and rear Image detection mechanism.
If the area of circuit board is comparatively large, before clamping circuit board, panel turnover mechanism first overturns rear transport sector, and rear transport sector pedestal is positioned at above rear transport sector.Current transmission mechanism is by circuit transmission to its strap end, and clamp device is from one end clamping circuit board that panel turnover mechanism stretches out, and now the Top face of circuit board still upwards.After rear transport sector is revolved turnback by panel turnover mechanism, circuit board is turned into Bot face by original Top face, and meanwhile, rear transport sector pedestal is positioned at below rear transport sector, makes the Bot face of circuit board can not be subject to the stop of rear transport sector pedestal.
In order to provide the efficiency of monitoring, when the another side carrying out circuit board detects, another circuit board can be put into and detect to front transport sector.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.

Claims (8)

1. circuit board double-side detection equipment, comprise Image detection mechanism, it is characterized in that: also comprise front transport sector, rear transport sector and panel turnover mechanism, described front transport sector is connected described rear transport sector, the top of described front transport sector and rear transport sector arranges Image detection mechanism respectively, described rear transport sector arranges clamp device, and described panel turnover mechanism is connected with rear transport sector, for overturning the end face of described rear transport sector and bottom surface.
2. circuit board double-side detection equipment according to claim 1, it is characterized in that: described rear transport sector comprises two V belt translation groups, each described V belt translation group comprises belt driver and lower belt driver, the bottom of described upper belt driver connects with the top of described lower belt driver formation clamp device, and described two V belt translation groups are arranged on same level.
3. circuit board double-side detection equipment according to claim 1 and 2, is characterized in that: also comprise jacking gear, and described jacking gear connects described rear transport sector.
4. circuit board double-side detection equipment according to claim 3, is characterized in that: described panel turnover mechanism comprises rotating shaft, turnover panel motor, the output shaft connection rotating shaft of described turnover panel motor, transport sector after described rotating shaft connects.
5. circuit board double-side detection equipment according to claim 4, is characterized in that: also comprise rear transport sector pedestal, and described rear transport sector is arranged on rear transport sector pedestal movably, transport sector pedestal after described rotating shaft connects.
6. circuit board double-side detection equipment according to claim 5, it is characterized in that: described jacking gear comprises lifter plate and elevating lever, described lifter plate is flexibly connected with elevating lever, and described rear transport sector pedestal is arranged on described lifter plate by rotating shaft.
7. according to the arbitrary described circuit board double-side detection equipment of claim 4-6, it is characterized in that: described Image detection mechanism comprises industrial camera, lamp box, X-axis planer-type guide rail and Y-axis planer-type guide rail, described X-axis planer-type guide rail is connected with described Y-axis planer-type guide rail is up and down, and the guide rail direction of described X-axis planer-type guide rail is vertical with the guide rail direction of described Y-axis planer-type guide rail, described industrial camera is arranged on above lamp box, and described industrial camera and described lamp box are movably arranged in described X-axis planer-type guide rail or Y-axis planer-type guide rail one that is positioned at top.
8. circuit board double-side detection equipment according to claim 7, it is characterized in that: also comprise control system and power system, described X-axis planer-type guide rail, Y-axis planer-type guide rail, elevating lever, front transport sector, rear transport sector are connected to an independently power system separately, and described all power systems, lamp box are all connected described control system with industrial camera.
CN201510438219.4A 2015-07-24 2015-07-24 Circuit board double-side detection equipment Active CN104990934B (en)

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Cited By (6)

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Publication number Priority date Publication date Assignee Title
CN105600436A (en) * 2016-02-03 2016-05-25 广州市泰立机电设备有限公司 Automatic plate feeding and discharging system for double-faced AOI (Automated Optical Inspection) of circuit board and technological process of automatic plate feeding and discharging system
CN105682368A (en) * 2016-04-01 2016-06-15 深圳市凌志锐科技有限公司 Automatic optical inspection on-line maintenance machine and remote control platform thereof
CN106093072A (en) * 2016-08-23 2016-11-09 王文庆 A kind of visual inspection machine structure of surface-mounted integrated circuit
CN106525878A (en) * 2016-10-21 2017-03-22 江苏理工学院 Producing and detecting system for motor control board
CN109030352A (en) * 2018-06-14 2018-12-18 夏晴 A kind of detection of integrated circuit and vision-based detection integrated device
CN109677885A (en) * 2019-01-24 2019-04-26 深圳市海铭德科技有限公司 A kind of printed circuit board automatic turn-over device and printed circuit board automatic turnover method

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CN101844701A (en) * 2010-06-21 2010-09-29 深南电路有限公司 Panel turnover machine
CN203519511U (en) * 2013-08-27 2014-04-02 深圳市凌志锐科技有限公司 Detection device of high-accuracy automatic optical assembling circuit board
CN204416540U (en) * 2014-12-22 2015-06-24 苏州赛腾精密电子有限公司 Lifting captures switching mechanism
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CN101393142A (en) * 2007-09-20 2009-03-25 Aju高技术公司 Inspect method and inspect device
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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
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CN105682368A (en) * 2016-04-01 2016-06-15 深圳市凌志锐科技有限公司 Automatic optical inspection on-line maintenance machine and remote control platform thereof
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CN106093072A (en) * 2016-08-23 2016-11-09 王文庆 A kind of visual inspection machine structure of surface-mounted integrated circuit
CN109239097A (en) * 2016-08-23 2019-01-18 王永超 The visual inspection machine structure of integrated circuit board
CN106525878A (en) * 2016-10-21 2017-03-22 江苏理工学院 Producing and detecting system for motor control board
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CN109030352A (en) * 2018-06-14 2018-12-18 夏晴 A kind of detection of integrated circuit and vision-based detection integrated device
CN109030352B (en) * 2018-06-14 2021-04-23 夏晴 Integrated circuit detects and integrative device of visual inspection
CN109677885A (en) * 2019-01-24 2019-04-26 深圳市海铭德科技有限公司 A kind of printed circuit board automatic turn-over device and printed circuit board automatic turnover method
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

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