CN202773251U - Intelligent visual positioning device for PCB electric control assembly line - Google Patents
Intelligent visual positioning device for PCB electric control assembly line Download PDFInfo
- Publication number
- CN202773251U CN202773251U CN 201220419213 CN201220419213U CN202773251U CN 202773251 U CN202773251 U CN 202773251U CN 201220419213 CN201220419213 CN 201220419213 CN 201220419213 U CN201220419213 U CN 201220419213U CN 202773251 U CN202773251 U CN 202773251U
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- China
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- pcb
- assembly line
- guide rail
- automatically controlled
- backing plate
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- Expired - Fee Related
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Abstract
The utility model relates to an intelligent visual positioning device for a PCB electric control assembly line. The intelligent visual positioning device comprises a vertical guide rail, a guide rail slide block, a camera, a backlight source and a PCB electric control assembly line. The guide rail slide block is arranged on the vertical guide rail. The PCB electric control assembly line is connected with the vertical guide rail. The backlight source is fixed on the PCB electric control assembly line. The intelligent visual positioning device further comprises a flat plate, a sliding part and a backing plate. The flat plate is vertically connected with the guide rail slide block, and two sides of the flat plate is provided with chutes. The sliding part is placed on the flat plate and slide along the chutes. A PCB is supported by the backing plate. The width of the backing plate equals to a distance between rollers on two sides of the PCB electric control assembly line. The camera is fixed on the sliding part. When images are collected by the intelligent visual positioning device, a user can adjust the device toward six directions based on actual needs and can obtain a clear backlight illumination image of the PCB through the parallel binocular visual sense technology, so that imaging is guaranteed to be clear. Moreover, the positioning device is highly adaptable under different working environments.
Description
Technical field
The utility model relates to technical field of computer vision, is specifically related to the automatically controlled assembly line Visual intelligent of PCB positioner.
Background technology
Along with the PCB industry is fast-developing, the design of pcb board, the precision of production and complexity are all compared the past higher requirement.The online quality control that only relies on the workman to carry out PCB can't satisfy client's demand.So produced the AOI technology.The AOI technology is based on the automanual detection method of machine vision and image processing, and quality and the efficient that improves PCB production has been had positive effect.But this detection also builds on the manual operation basis, just detects the quality problems after the manual operation.
Because most electronics manufacturing enterprise on the link of PCB assembled insert, only has a few components and parts can carry out outside the machine plug-in unit, all the other most elements still adopt manually-operated mode to carry out.Labor cost rises and direct labor's flowability is just brought higher cost and the upper variety of issue of management to enterprise.And instantly Pearl River Delta industrial structure upgrading carries out, and advocates and adopts new and high technology, advanced and applicable technology and modern management technology to promote the dominant tradition industry.
Summary of the invention
In order to overcome the shortcomings and deficiencies of prior art, walk out labour's predicament that enterprise faces, the purpose of this utility model is to provide the automatically controlled assembly line Visual intelligent of PCB positioner, can carry out according to the actual needs the adjusting of 6 directions when gathering the PCB image on the automatically controlled assembly line of PCB, adopt parallel binocular vision technology to obtain the back lighting picture rich in detail of PCB, guaranteeing can be so that imaging clearly, to the strong adaptability of different operating environment.This device has been built basic platform for PCB assembled insert automated job.
The technical solution of the utility model is as follows: the automatically controlled assembly line Visual intelligent of PCB positioner, comprise the automatically controlled assembly line of vertical guide rail, guide rail slide block, video camera, backlight and PCB, guide rail slide block is arranged on the vertical guide rail, the automatically controlled assembly line of PCB is connected with vertical guide rail, and backlight is fixed on the automatically controlled assembly line of PCB; Also comprise flat board, slide unit and backing plate; Described flat board is connected with guide rail slide block is vertical, and both sides are provided with chute; Described slide unit is placed on the flat board, slides along chute; Described backing plate carrying pcb board, the width of backing plate equates with the roller relative distance on the automatically controlled assembly line of PCB both sides; Described video camera is fixed on the slide unit.
Preferably, the automatically controlled assembly line Visual intelligent of above-mentioned PCB positioner also comprises the bending plate of rectangular shape; The rectangular one side of bending plate is connected with guide rail slide block, is trapezoidal another side and is connected with dull and stereotyped.
Preferably, the automatically controlled assembly line Visual intelligent of above-mentioned PCB positioner also comprises securing member, and video camera is fixed on the slide unit by securing member.
Described backing plate is the rectangle backing plate.Perforate in the middle of the described rectangle backing plate, the polymethyl methacrylate of placement printing opacity; Rectangular channel, the degree of depth of groove and backlight matched are opened in rectangle backing plate bottom.
Pcb board IMAQ principle is as follows: the utility model gathers the pcb board image based on the automatically controlled assembly line structure of existing PCB.Put a pcb board on the backing plate and rest on the backlight top of automatically controlled assembly line, and the automatically controlled assembly line of PCB is suspended.Video camera connects optical lens, is screwed in the middle of being placed on two securing members, and the IEEE1394 interface by video camera self is connected startup video camera continuous acquisition image with computer.By observing the imaging situation that shows on the computer, regulate the slide block height of line slideway, regulate the position of slide unit on flat board and the position of slide unit top shoe, change visual field size and the position of video camera; Regulate simultaneously aperture size and the focal length of optical lens, so that pcb board imaging clearly under video camera.Stop video camera continuous acquisition image, and preserve current picture, the success of pcb board IMAQ.Allow automatically controlled assembly line continue operation, then backing plate and pcb board will leave camera coverage.So move in circles, can realize the continuous acquisition of pcb board image.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, project organization is very simple, is easy to make, and cost is lower; Throw light on dorsad by backlight, so that formed image comparison of light and shade is very strong under the camera lens, so that the later image treatment step is effectively simplified.And high-resolution image so that the arithmetic accuracy that image is processed guaranteed.
2, promoted the manual part mate automatic improving of electronics manufacturing enterprise, the applied for machines vision technique positions the PCB card address.The utility model is based on the Vision Builder for Automated Inspection of the automatically controlled assembly line of PCB, and itself can realize the continuous acquisition of PCB image, as long as video camera is demarcated, and the image that collects is processed, and just can obtain the corresponding information of card address.The utility model is the basis of applied for machines vision technique, for the work flow transformation of manual plug-in unit provides condition.
Description of drawings
Fig. 1 is the automatically controlled assembly line Visual intelligent of PCB positioner overall structure schematic diagram.
Fig. 2 is connection diagram dull and stereotyped and vertical guide rail and slide unit slide block.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment
How the present embodiment explanation realizes the continuous acquisition of PCB image.The utility model is a binocular tri-dimensional vision model on the vertical direction, equipments overall structure as shown in Figure 1, comprise vertical guide rail 1, guide rail slide block 2, bending plate 3, flat board 4, securing member 5, slide unit 6, slide unit slide block 7, video camera 8, rectangle backing plate 9, backlight 10 and automatically controlled assembly line 11, securing member 5 is provided with 2.
Vertical guide rail 1 adopts HGW20CC type line slideway.Guide rail slide block 2 adopts HGW20CC type straight-line guide rail slide block.Slide unit 6 is the FBW2560R slide unit.Video camera 8 adopts the DH-HV1310FC industrial camera, and optical lens is Computar M1614-MP optical lens.The utility model adopts angle bar section bar and bolt to realize being connected of the automatically controlled assembly line of existing PCB and HGW20CC type line slideway, so that HGW20CC type line slideway is upright on the automatically controlled assembly line of PCB.
Bending plate 3 is rectangular shaped, and the one side that it is rectangular is connected with guide rail slide block 2, is trapezoidal another side and is connected with dull and stereotyped 4 by bolt, then bending plate 3 and dull and stereotyped 4 one-tenth as a whole being screwed on guide rail slide block 2.As shown in Figure 2, slide unit 6 is placed on dull and stereotyped 4, the bolt tightening by two ends is on dull and stereotyped 4; Dull and stereotyped 4 both sides are provided with chute, the screw aperture coupling on width and the slide unit 6, and the centre distance of dull and stereotyped 4 both sides chutes is consistent with the distance of slide unit 6 two ends screw holes; Two securing members 5 are staggered relatively, and by bolt slide unit 6 are fixed on the slide unit slide block 7; Slide unit 6 slides by the chute of slide unit slide block 7 along flat board 4.
Two securing member lower end design lengths are slightly larger than the length of two video cameras, and the distance of two video cameras can be regulated; Also can only place a video camera.Securing member about in the of 5 two ends all be the right angle, Length Ratio lower end, upper end length is little, two hole sites, upper end are corresponding with the screw hole position on the slide unit slide block 7, the lower end totally 11 holes, adjacent two pitch-rows from video camera 8 tighten up a screw between the hole the distance corresponding.Two securing member 5 directions relatively are fixed on the slide unit slide block 7, and the width in the space that the centre stays equates with video camera 8.Two video cameras 8 are placed between two securing members 5 after connecting optical lens, are screwed.Video camera 8 can whole slide with slide unit 6 together with securing member, regulate guide rail slide block 2, slide unit 6, slide unit slide block 7 can realize camera field of view up and down before and after adjusting on 6 directions.
The corresponding driver of video camera and SDK kit are installed on computers, video camera 8 is linked to each other with 1394 card interfaces on the computer by 1394 lines, and the startup video camera are carried out continuous acquisition.Adjusting by six direction and to the adjusting of optical lens self aperture and focal length, until can obtain facing backing plate 9 suitable size the visual field and can blur-free imaging.
As long as rectangle backing plate 9 with pcb board arrived backlight 10 directly over automatically controlled assembly line 11 is suspended, video camera 8 stops continuous acquisition and preserves present image, can obtain the image of pcb board under the back lighting condition.Repeat said process, can realize the continuous acquisition of pcb board image.
Above-described embodiment is the better execution mode of the utility model; but execution mode of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection range of the present utility model.
Claims (5)
1.PCB automatically controlled assembly line Visual intelligent positioner, comprise the automatically controlled assembly line of vertical guide rail, guide rail slide block, video camera, backlight and PCB, guide rail slide block is arranged on the vertical guide rail, the automatically controlled assembly line of PCB is connected with vertical guide rail, backlight is fixed on the automatically controlled assembly line of PCB, it is characterized in that: also comprise flat board, slide unit and backing plate; Described flat board is connected with guide rail slide block is vertical, and both sides are provided with chute; Described slide unit is placed on the flat board, slides along chute; Described backing plate carrying pcb board, the width of backing plate equates with the roller relative distance on the automatically controlled assembly line of PCB both sides; Described video camera is fixed on the slide unit.
2. the automatically controlled assembly line Visual intelligent of PCB according to claim 1 positioner is characterized in that: the bending plate that also comprises rectangular shape; The rectangular one side of bending plate is connected with guide rail slide block, is trapezoidal another side and is connected with dull and stereotyped.
3. the automatically controlled assembly line Visual intelligent of PCB according to claim 1 positioner, it is characterized in that: also comprise securing member, video camera is fixed on the slide unit by securing member.
4. the automatically controlled assembly line Visual intelligent of PCB according to claim 1 positioner, it is characterized in that: described backing plate is the rectangle backing plate.
5. the automatically controlled assembly line Visual intelligent of PCB according to claim 4 positioner is characterized in that: perforate in the middle of the described rectangle backing plate, the polymethyl methacrylate of placement printing opacity; Rectangular channel, the degree of depth of groove and backlight matched are opened in rectangle backing plate bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220419213 CN202773251U (en) | 2012-08-22 | 2012-08-22 | Intelligent visual positioning device for PCB electric control assembly line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220419213 CN202773251U (en) | 2012-08-22 | 2012-08-22 | Intelligent visual positioning device for PCB electric control assembly line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202773251U true CN202773251U (en) | 2013-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220419213 Expired - Fee Related CN202773251U (en) | 2012-08-22 | 2012-08-22 | Intelligent visual positioning device for PCB electric control assembly line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202773251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160314A (en) * | 2021-04-19 | 2021-07-23 | 上海天悉自动化科技有限公司 | Positioning device with Mark vision accurate identification function for PCB and working method of positioning device |
-
2012
- 2012-08-22 CN CN 201220419213 patent/CN202773251U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160314A (en) * | 2021-04-19 | 2021-07-23 | 上海天悉自动化科技有限公司 | Positioning device with Mark vision accurate identification function for PCB and working method of positioning device |
| CN113160314B (en) * | 2021-04-19 | 2022-07-29 | 上海天悉自动化科技有限公司 | Positioning device with Mark vision accurate identification for PCB and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150822 |
|
| EXPY | Termination of patent right or utility model |