CN203543311U - Automatic solder paste printing machine - Google Patents
Automatic solder paste printing machine Download PDFInfo
- Publication number
- CN203543311U CN203543311U CN201320636535.9U CN201320636535U CN203543311U CN 203543311 U CN203543311 U CN 203543311U CN 201320636535 U CN201320636535 U CN 201320636535U CN 203543311 U CN203543311 U CN 203543311U
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- screen frame
- printing
- image acquisition
- net frame
- stencil printer
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Abstract
The utility model discloses an automatic solder paste printing machine, comprising an image collecting mechanism, a printing workpiece conveying mechanism and a net frame moving mechanism; the net frame moving mechanism comprises a net frame, a net frame movable frame, a net frame fixing frame, a linear guide rail and a moving device; the net frame movable frame is glidingly connected with the net frame fixing frame by the linear guide rail, is connected with the moving device and is provided with the net frame; the net frame is correspondingly arranged at the upper part of a printing position of a printing workpiece; an image collector of the image collecting mechanism is positioned at the upper part of the printing position of the net frame; a motion controller controls the moving device to drive the net frame to move according to an electric signal of the image collector, so the image collector at the upper part of the net frame can respectively capture images of characteristics on the net frame and characteristics on the printing workpiece. The image collector is arranged at the upper part of the printing position of the net frame, so the period of solder paste printing is greatly shortened and the production efficiency of the printing workpiece is improved.
Description
Technical field
The utility model relates to a kind of printing equipment, relate in particular to a kind of can be at the automatic stencil printer of screen frame printing position top capture.
Background technology
In surface electronic assembling production technology (SMT), stencil printer is normally aimed at by machine vision automatically, realizes high-precision steel mesh printing or stencil printing.Vision technique of alignment in existing automatic stencil printer is all to adopt be arranged on the CCD mobile camera moving between steel mesh and pcb board and obtained steel mesh index point and obtained after pcb board index point (mark point) image by lower photograph by upper photograph, after image processing system is analysed and compared, information is fed back to kinetic control system again, realize aiming at of steel mesh and pcb board, complete the accurate printing of tin cream.
But the CCD camera in above-mentioned stencil printer need to do X/Y bidimensional high-speed motion to read the upper characteristic information of steel mesh and PCB, the motion that the support CCD camera of so just must arranging in pairs or groups moves along X-axis and Y direction.When CCD camera moves along X-axis and Y direction, the cycle of capture is longer, is unfavorable for shortening the pcb board print cycle; And the motion that above-mentioned support CCD camera moves along X-axis and Y direction has taken Machinery Design space, has increased press structure complexity simultaneously, makes the production cost of printing machine higher.For this reason, be necessary above-mentioned tin cream automatic press to be further improved.
Utility model content
The utility model proposes a kind of stencil printer automatically, what mainly solve is that the CCD camera motion capture time between steel mesh and pcb board of the prior art is long, is unfavorable for shortening the problem of pcb board print cycle.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of stencil printer is automatically provided, comprises image acquisition mechanism and Workpiece printing transmission mechanism; Described image acquisition mechanism comprises image acquisition device, image processor and motion controller, and described image acquisition device is electrically connected with image processor; Described Workpiece printing transmission mechanism comprises transport guide rails, transmit driver and transmission belt, and described transmission belt drives Workpiece printing to move along transport guide rails direction, and described image processor is electrically connected with motion controller; Also comprise screen frame travel mechanism, described screen frame travel mechanism comprises screen frame, screen frame adjustable shelf, screen frame fixed mount, line slideway and mobile device; Described screen frame adjustable shelf is slidably connected by line slideway and screen frame fixed mount, and screen frame adjustable shelf is connected with mobile device, on screen frame adjustable shelf, is provided with screen frame, and described screen frame correspondence is arranged at the top in Workpiece printing printing position; The image acquisition device of described image acquisition mechanism is positioned at the top in screen frame printing position; Described motion controller drives screen frame to move so that the image acquisition device on screen frame top can be respectively to the feature capture on web plate feature and Workpiece printing on screen frame according to the signal of telecommunication control mobile device of image acquisition device.
Wherein, described mobile device comprises motor, belt and roller, and described motor is fixed on one end of screen frame fixed mount, and described roller is fixed on the other end of screen frame fixed mount, and described belt is around on machine shaft and roller; Described screen frame adjustable shelf is provided with pressing plate, and described pressing plate is fixedly connected with belt; Described motor is electrically connected with motion controller.
Wherein, steel mesh or silk screen are installed on described screen frame, the vertical range between described steel mesh or silk screen and Workpiece printing during capture position is less than 20mm.
Wherein, also comprise wiper mechanism, described wiper mechanism is located at screen frame and moves to the screen frame bottom of maximum distance position.
Wherein, described image acquisition device comprises one or more CCD camera.
Wherein, be provided with multiple cylinders and cylinder connecting plate on described screen frame adjustable shelf, described cylinder is fixed on screen frame adjustable shelf by cylinder connecting plate.
Wherein, also comprise multiple bracing frames, support frame as described above supports transport guide rails and clamps Workpiece printing and with workbench, moves up and down and calibrate movement.
Wherein, described Workpiece printing is the PCB assembling in SMT packaging technology.
Useful technique effect of the present utility model is: be different from automatic stencil printer of the prior art CCD camera is arranged between steel mesh and pcb board, and make CCD camera move capture along X-axis or Y direction by motion, the capture time is long, be unfavorable for shortening the problem of pcb board print cycle, the utility model provides a kind of automatic stencil printer, employing is at the top in screen frame printing position peace image acquisition device, utilize image acquisition device respectively the marker characteristic being installed on web plate and the pcb board on screen frame to be found a view, when the marker characteristic position of the marker characteristic on web plate and pcb board adapts, carry out paste solder printing.Owing to being installed on the image acquisition device on top, screen frame printing position, do not need, along the moving of X-axis and Y-axis, can save the time of finding a view, shorten the cycle of print solder paste; Said structure also can be saved design space, compact conformation simultaneously.In addition, while utilizing image acquisition device to find a view to the Workpiece printing under screen frame, the screen frame adjustable shelf of fixing screen frame moves under the effect of mobile device, make steel mesh separation with the position of Workpiece printing, be convenient to the marker characteristic capture on Workpiece printing, when screen frame is separation with Workpiece printing position, can carry out tin cream detection and the marker characteristic sampling to next Workpiece printing to the Workpiece printing after printing, can also clean the residual tin cream of steel mesh simultaneously, thereby can greatly shorten the cycle of print solder paste, improve the production efficiency of Workpiece printing.
Accompanying drawing explanation
Fig. 1 is the application structure schematic diagram of the automatic stencil printer of the utility model;
Fig. 2 is the structural representation of steel mesh after moving in the automatic stencil printer of the utility model.
Label declaration:
1-screen frame, 2-screen frame fixed mount, 3-CCD camera, 4-Workpiece printing, 5-transport guide rails, 61-motor, 62-belt, 63-roller, 64-motor mounting plate, 7-screen frame adjustable shelf, 71-pressing plate, 8-line slideway, 9-cylinder, 91-cylinder connecting plate, 10-bracing frame.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1 and Fig. 2, the present embodiment provides a kind of automatic stencil printer, comprises image acquisition mechanism and Workpiece printing transmission mechanism; Described image acquisition mechanism comprises image acquisition device, image processor and motion controller, and image acquisition device is electrically connected with image processor; Described Workpiece printing transmission mechanism comprises transport guide rails 5, transmit driver and transmission belt, and described transmission belt drives Workpiece printing to move along transport guide rails 5 directions, and described image processor is electrically connected with motion controller; Also comprise screen frame travel mechanism, described screen frame travel mechanism comprises screen frame 1, screen frame adjustable shelf 7, screen frame fixed mount 2, line slideway 8 and mobile device; Described screen frame adjustable shelf 7 is slidably connected by line slideway 8 and screen frame fixed mount 2, and screen frame adjustable shelf 7 is connected with mobile device, is provided with screen frame 1 on screen frame adjustable shelf 7, and described screen frame 1 correspondence is arranged at the top, printing position of Workpiece printing transmission mechanism; The image acquisition device of described image acquisition mechanism is positioned at the top in screen frame 1 printing position; The installation of image acquisition device and the motion of the scraper of print solder paste can not produce any interference.Described motion controller drives screen frame to move so that the image acquisition device on screen frame top can be respectively to the feature capture on web plate feature and Workpiece printing on screen frame according to the signal of telecommunication control mobile device of image acquisition device.Wherein, above-mentioned Workpiece printing is the pcb board assembling in SMT packaging technology.
In a specific embodiment, described mobile device comprises motor 61, belt 62 and roller 63, described motor 61 is fixed on one end of screen frame fixed mount 2, and described roller 63 is fixed on the other end of screen frame fixed mount 2, and described belt 62 is around on motor 61 rotating shafts and roller 63; Described screen frame adjustable shelf 7 is provided with pressing plate 71, and described pressing plate 71 is fixedly connected with belt 62; Described motor 61 is electrically connected with motion controller.
In above-mentioned scheme, described screen frame 1 meets while moving to ultimate range that screen frame 1 is completely separation with Workpiece printing, and screen frame 1 can not block Workpiece printing, facilitates image viewer to get mark point on Workpiece printing.
In above-mentioned scheme, described image acquisition device comprises one or more CCD camera 3, CCD camera 3 according to real needs rational deployment in the top in steel mesh printing position.Multiple spot contraposition, makes contraposition more accurate.
In above-mentioned scheme, also comprise motor mounting plate 64, described motor 61 is fixed on screen frame fixed mount 2 by motor mounting plate 64.Motor mounting plate 64 makes motor 61 more stable with fixing of screen frame fixed mount 2.
In above-mentioned scheme, also comprise multiple bracing frames 10, support frame as described above 10 supports transport guide rails 5 and clamps Workpiece printing and with workbench, moves up and down and calibrate movement.Bracing frame 10 drives Workpiece printing to move upward and steel mesh extruding, completes paste solder printing, and bracing frame 10 drives Workpiece printing to move downward to make Workpiece printing separation with steel mesh.
In preferred scheme, on described screen frame 1, steel mesh or silk screen are installed, the vertical range between described steel mesh or silk screen and Workpiece printing 4 during capture position is less than 20mm.The spacing of steel mesh and Workpiece printing is little, compact conformation.
In a preferred scheme, also comprise wiper mechanism, described wiper mechanism is located at screen frame 1 and moves to screen frame 1 bottom of maximum distance position.When screen frame 1 moves to maximum distance position, this wiper mechanism is for cleaning the steel mesh after print solder paste, printing machine can also carry out tin cream detection and the characteristic information capture calibration to next Workpiece printing to the Workpiece printing printing after tin cream simultaneously, and then can greatly shorten the print cycle, improve the production efficiency of Workpiece printing plate.
In a preferred scheme, on described screen frame adjustable shelf 7, be provided with multiple cylinders 9 and cylinder connecting plate 91, described cylinder 9 is fixed on screen frame adjustable shelf 7 by cylinder connecting plate 91.When this cylinder 9 is worked, screen frame is fixed on screen frame adjustable shelf 7.
The utility model is different from automatic stencil printer of the prior art CCD camera is arranged between steel mesh and pcb board, and make CCD camera move capture along X-axis or Y direction by motion, the capture time is long, be unfavorable for shortening the problem of pcb board print cycle, the utility model provides a kind of automatic stencil printer, employing is at the top in screen frame printing position peace image acquisition device, utilize image acquisition device respectively the marker characteristic being installed on steel mesh and the pcb board on screen frame to be found a view, when the marker characteristic position of the marker characteristic on steel mesh and pcb board adapts, carry out paste solder printing.Owing to being installed on the image acquisition device on top, steel mesh printing position, do not need, along the moving of X-axis and Y-axis, can save the time of finding a view, shorten the cycle of print solder paste; Said structure also can be saved design space, compact conformation simultaneously.In addition, while utilizing image acquisition device to find a view to the Workpiece printing under screen frame, the screen frame adjustable shelf of fixing screen frame moves under the effect of mobile device, make steel mesh separation with the position of Workpiece printing, be convenient to the marker characteristic capture on Workpiece printing, when screen frame is separation with Workpiece printing position, can carry out tin cream detection and the marker characteristic sampling to next Workpiece printing to the Workpiece printing after printing, can also clean the residual tin cream of steel mesh simultaneously, thereby can greatly shorten the cycle of print solder paste, improve the production efficiency of Workpiece printing.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. an automatic stencil printer, comprises image acquisition mechanism and Workpiece printing transmission mechanism; Described image acquisition mechanism comprises image acquisition device, image processor and motion controller, and image acquisition device is electrically connected with image processor; Described Workpiece printing transmission mechanism comprises transport guide rails, transmit driver and transmission belt, and described transmission belt drives Workpiece printing to move along transport guide rails direction, and described image processor is electrically connected with motion controller; It is characterized in that,
Also comprise screen frame travel mechanism, described screen frame travel mechanism comprises screen frame, screen frame adjustable shelf, screen frame fixed mount, line slideway and mobile device; Described screen frame adjustable shelf is slidably connected by line slideway and screen frame fixed mount, and screen frame adjustable shelf is connected with mobile device, on screen frame adjustable shelf, is provided with screen frame, and described screen frame correspondence is arranged at the top in Workpiece printing printing position;
The image acquisition device of described image acquisition mechanism is positioned at the top in screen frame printing position;
Described motion controller drives screen frame to move so that the image acquisition device on screen frame top can be respectively to the feature capture on web plate feature and Workpiece printing on screen frame according to the signal of telecommunication control mobile device of image acquisition device.
2. automatic stencil printer according to claim 1, it is characterized in that, described mobile device comprises motor, belt and roller, and described motor is fixed on one end of screen frame fixed mount, described roller is fixed on the other end of screen frame fixed mount, and described belt is around on machine shaft and roller; Described screen frame adjustable shelf is provided with pressing plate, and described pressing plate is fixedly connected with belt; Described motor is electrically connected with motion controller.
3. automatic stencil printer according to claim 1, is characterized in that, steel mesh or silk screen are installed on described screen frame, and the vertical range between described steel mesh or silk screen and Workpiece printing during capture position is less than 20mm.
4. automatic stencil printer according to claim 1, is characterized in that, also comprises wiper mechanism, and described wiper mechanism is located at screen frame and moves to the screen frame bottom of maximum distance position.
5. automatic stencil printer according to claim 1, is characterized in that, described image acquisition device comprises one or more CCD camera.
6. automatic stencil printer according to claim 1, is characterized in that, is provided with multiple cylinders and cylinder connecting plate on described screen frame adjustable shelf, and described cylinder is fixed on screen frame adjustable shelf by cylinder connecting plate.
7. automatic stencil printer according to claim 1, is characterized in that, also comprises motor mounting plate, and described motor is fixed on screen frame fixed mount by motor mounting plate.
8. according to the automatic stencil printer described in claim 1-7 any one, it is characterized in that, also comprise multiple bracing frames, support frame as described above supports transport guide rails and clamps Workpiece printing and with workbench, moves up and down and calibrate movement.
9. automatic stencil printer according to claim 8, is characterized in that, described Workpiece printing is the PCB assembling in SMT packaging technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636535.9U CN203543311U (en) | 2013-10-15 | 2013-10-15 | Automatic solder paste printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636535.9U CN203543311U (en) | 2013-10-15 | 2013-10-15 | Automatic solder paste printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203543311U true CN203543311U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320636535.9U Expired - Fee Related CN203543311U (en) | 2013-10-15 | 2013-10-15 | Automatic solder paste printing machine |
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| Country | Link |
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| CN (1) | CN203543311U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842634A (en) * | 2015-05-11 | 2015-08-19 | 东莞市鼎南机器人科技有限公司 | Full-automatic solder paste printing machine |
| CN105172401A (en) * | 2015-08-10 | 2015-12-23 | 浙江佳明天和缘光伏科技有限公司 | Automatic solder paste printing method |
| CN105235365A (en) * | 2015-11-05 | 2016-01-13 | 东莞市科隆威自动化设备有限公司 | PCB printing discharge port SPI information feedback control method |
| CN105328989A (en) * | 2014-08-08 | 2016-02-17 | 欧利速精密工业股份有限公司 | Three-dimensional printing system for vamp |
| CN108454225A (en) * | 2018-04-13 | 2018-08-28 | 上海态镀贸易有限公司 | A kind of device, installation method and the purposes of the movement of screen frame displacement long-term smooth |
| CN109532217A (en) * | 2019-01-14 | 2019-03-29 | 东莞市凯格精密机械有限公司 | A kind of primary and secondary flatbed press and adjustment printing process |
-
2013
- 2013-10-15 CN CN201320636535.9U patent/CN203543311U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105328989A (en) * | 2014-08-08 | 2016-02-17 | 欧利速精密工业股份有限公司 | Three-dimensional printing system for vamp |
| CN104842634A (en) * | 2015-05-11 | 2015-08-19 | 东莞市鼎南机器人科技有限公司 | Full-automatic solder paste printing machine |
| CN104842634B (en) * | 2015-05-11 | 2018-01-12 | 广东鼎泰机器人科技有限公司 | A kind of full-automatic stencil printing machine |
| CN105172401A (en) * | 2015-08-10 | 2015-12-23 | 浙江佳明天和缘光伏科技有限公司 | Automatic solder paste printing method |
| CN105235365A (en) * | 2015-11-05 | 2016-01-13 | 东莞市科隆威自动化设备有限公司 | PCB printing discharge port SPI information feedback control method |
| CN108454225A (en) * | 2018-04-13 | 2018-08-28 | 上海态镀贸易有限公司 | A kind of device, installation method and the purposes of the movement of screen frame displacement long-term smooth |
| CN109532217A (en) * | 2019-01-14 | 2019-03-29 | 东莞市凯格精密机械有限公司 | A kind of primary and secondary flatbed press and adjustment printing process |
| CN109532217B (en) * | 2019-01-14 | 2024-01-26 | 东莞市凯格精机股份有限公司 | Primary and secondary platform printer and printing adjustment method |
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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: 20140416 Termination date: 20151015 |
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| EXPY | Termination of patent right or utility model |