CN102658716B - Novel vision alignment system - Google Patents
Novel vision alignment system Download PDFInfo
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- CN102658716B CN102658716B CN201210173163.0A CN201210173163A CN102658716B CN 102658716 B CN102658716 B CN 102658716B CN 201210173163 A CN201210173163 A CN 201210173163A CN 102658716 B CN102658716 B CN 102658716B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention relates to the technical field of photovoltaic equipment and particularly relates to a novel vision alignment system. The novel vision alignment system comprises a silicon chip conveying part, a shooting part, a master control part, a rotating table and a steel mesh part, wherein the rotating table is provided with four paper rolling components, two adjacent paper rolling components are at a distance of 90 degrees, and the four paper rolling components in static state are respectively arranged at a silicon chip fixing position, a printing position, an output position and a fourth working position; the silicon chip conveying part comprises a silicon chip sending-in conveying part and a silicon chip sending-out conveying part, an output port of the silicon chip sending-in conveying part is in butt joint with the silicon chip fixing position, the shooting part is arranged over the silicon chip fixing position, the master control part is electrically connected with the shooting part, the steel mesh part is in butt joint with the printing position, and an input port of the silicon chip sending-out conveying part is in butt joint with the output position; and the steel mesh part is set to be capable of being adjusted along X, Y, Z and theta directions. The novel vision alignment system disclosed by the invention can realize point-to-point precision positioning of a silicon chip in a plane before printing so as to effectively ensure the high quality of primary printing and secondary overlapping printing of the silicon chip.
Description
Technical field
The present invention relates to photovoltaic apparatus technical field, particularly relate to a kind of vision alignment system.
Background technology
Photovoltaic solar silicon chip is the core in solar power system, is also to be worth the highest part in solar power system.The effect of photovoltaic solar silicon chip converts solar energy into electrical energy, and electric energy is sent in battery and stores, or is directly used in promotion loaded work piece.The quality of photovoltaic solar silicon chip and cost will directly determine quality and the cost of whole solar power system.
Along with the technological accumulation of semiconductor equipment industry many decades, photovoltaic apparatus enterprise has the whole line capacity of equipment of solar cell substantially.Photovoltaic solar silicon slice printer has been widely used in the print production of photovoltaic solar silicon chip, through development for many years, photovoltaic solar silicon slice printer has had very much progress in precision and automation, has possessed the ability repeating repeatedly to print in micron order size.One of step of the most critical of printing photovoltaic solar silicon chip is at the very meticulous circuit of the front and back manufacture of silicon chip, this metal coating technique has been come by screen printing technique usually, and the conductive paste be about to containing metal is stamped on silicon chip through screen mesh and forms circuit or electrode.As can be seen here, the quality of photovoltaic solar silicon chip largely depends on the equipment quality of photovoltaic solar silicon slice printer.
During printing, often need to regulate the position of steel mesh, make the relevant position of the MARK of steel mesh point accurately corresponding silicon chip, thus reach the optimum efficiency of printing.But the photovoltaic solar silicon slice printer of prior art, the adjustment of its steel mesh is often accurate not, has had a strong impact on printing effect.
Summary of the invention
The object of the invention is to avoid weak point of the prior art and a kind of vision alignment system is provided, this vision alignment system can realize planar point-to-point accurate location before silicon chip printing, effectively ensure that the high-quality of silicon chip one-step print and the printing of secondary overlap.
Object of the present invention is achieved through the following technical solutions.
A kind of vision alignment system is provided, comprises silicon chip transport unit, shoot part, main control part, turntable and steel mesh portion;
Turntable is provided with four coil paper assemblies, between two adjacent coil paper assemblies, is separated by 90 degree, when four coil paper assemblies are static, lay respectively at silicon chip fixed bit, printing position, carry-out bit and the 4th working position;
Silicon chip transport unit comprises silicon chip feeding transport unit and silicon chip sends transport unit, the delivery outlet of silicon chip feeding transport unit docks with silicon chip fixed bit and arranges, shoot part is arranged at directly over silicon chip fixed bit, main control part is electrically connected with shoot part, steel mesh portion docks with printing position and arranges, and the input port that silicon chip sends transport unit is docked with carry-out bit and arranged;
Steel mesh portion is set to the steel mesh portion adjusted along XYZ θ to four direction;
Steel mesh portion comprises Elements of Space Grid Truss, is arranged at the steel mesh of Elements of Space Grid Truss, steel mesh Y-direction holder, steel mesh Y-direction driving mechanism, steel mesh X be to holder, steel mesh X to driving mechanism, steel mesh Z-direction holder, steel mesh Z-direction driving mechanism and steel mesh θ to guiding mechanism; Elements of Space Grid Truss is connected to guiding mechanism with steel mesh θ, steel mesh θ is connected to guiding mechanism with steel mesh Y-direction holder, the Y-direction rail of steel mesh Y-direction holder is connected to steel mesh X to holder, steel mesh Y-direction driving mechanism is arranged at steel mesh X to holder and drives and connect steel mesh Y-direction holder, steel mesh X is connected to steel mesh Z-direction holder to the X of holder to rail, steel mesh X is arranged at steel mesh Z-direction holder to driving mechanism and drives and connects steel mesh X to holder; Steel mesh Z-direction driving mechanism drives and connects steel mesh Z-direction holder;
Steel mesh θ comprises pivot bearing, X to governor motion and Y-direction governor motion to guiding mechanism, pivot bearing is arranged at Elements of Space Grid Truss one end, X is connected to governor motion with Y-direction governor motion, X is arranged to governor motion and Y-direction governor motion the opposite side that Elements of Space Grid Truss docks pivot bearing, steel mesh θ is connected to guiding mechanism with steel mesh, and θ is to being in the direction of X to the Plane Rotation with Y-direction place;
X comprises screw mandrel drive mechanism to governor motion, micro-ly turn screw mandrel slide, micro-ly turns slide rail, micro-rotating motor seat and micro-ly turn screw mandrel back seat, micro-ly turns screw mandrel slide and micro-slide rail that turns is slidably matched;
Screw mandrel drive mechanism comprises micro-rotating motor and micro-ly turns screw mandrel, and micro-rotating motor is connected with micro-screw mandrel that turns, and micro-screw mandrel that turns is arranged in and micro-ly turns screw mandrel slide;
Micro-rotating motor is fixedly installed on micro-rotating motor seat;
Micro-screw mandrel back seat that turns is connected with micro-rotating motor seat.
Y-direction governor motion comprises micro-turn of secondary slide rail, micro-turn of secondary rail block, steel mesh connecting plate and micro-rotating shaft are held, micro-turn of secondary slide rail is fixedly installed on and micro-ly turns screw mandrel slide, micro-turn of secondary rail block and micro-turn of secondary slide rail are slidably matched, and micro-turn of secondary rail block is fixedly installed on steel mesh connecting plate, and micro-rotating shaft is held and is connected with steel mesh connecting plate;
With micro-, micro-turn of secondary slide rail turns that slide rail is vertical to be arranged; Steel mesh connecting plate is fixedly connected with steel mesh.
Steel mesh θ is provided with steel mesh bracket to guiding mechanism, and steel mesh is fixedly connected with Elements of Space Grid Truss by steel mesh bracket.
Preferably, silicon chip is sent into transport unit and is comprised guide assembly and cleat assembly, and cleat assembly is arranged at the outer middle side part of dual-side of guide assembly, and the delivery outlet of guide assembly docks with silicon chip fixed bit and arranges.
Another is preferred, and shoot part comprises camera lens and light source assembly, and camera lens is arranged at directly over silicon chip fixed bit, and light source assembly is arranged between camera lens and silicon chip.
Preferred, camera lens is set to CCD camera.
Another is preferred, and light source assembly is set to array LED lamp.
Beneficial effect of the present invention is as follows:
Structure of the present invention comprises silicon chip transport unit, shoot part, main control part, turntable and steel mesh portion; Turntable is provided with four working positions, is respectively silicon chip fixed bit, printing position, carry-out bit and the 4th working position, each working position is provided with coil paper assembly; Silicon chip transport unit comprises silicon chip feeding transport unit and silicon chip sends transport unit, the delivery outlet of silicon chip feeding transport unit docks with silicon chip fixed bit and arranges, shoot part is arranged at directly over silicon chip fixed bit, main control part is electrically connected with shoot part, steel mesh portion docks with printing position and arranges, and the input port that silicon chip sends transport unit is docked with carry-out bit and arranged; Steel mesh portion is set to the steel mesh portion adjusted along XYZ θ to four direction, and the present invention can realize planar point-to-point accurate location before silicon chip printing, effectively ensure that the high-quality of silicon chip one-step print and the printing of secondary overlap.
Accompanying drawing explanation
The present invention will be further described to utilize accompanying drawing, but the content in accompanying drawing does not form any limitation of the invention.
Fig. 1 is the structural representation of a kind of vision alignment system of the present invention.
Fig. 2 is the structural representation in steel mesh portion of the present invention.
Fig. 3 is the decomposition texture schematic diagram in steel mesh portion of the present invention.
Fig. 4 is the structural representation of steel mesh θ of the present invention to guiding mechanism, Elements of Space Grid Truss and steel mesh.
Fig. 5 is the decomposition texture schematic diagram of Fig. 4.
Comprise at Fig. 1 to Fig. 5:
Silicon chip feeding transport unit 101, guide assembly 1011, cleat assembly 1012, silicon chip send transport unit 102, shoot part 20, camera lens 201, light source assembly 202, main control part 30, turntable 40, silicon chip fixed bit 401, printing position 402, carry-out bit 403, the 4th working position 404, steel mesh portion 60, coil paper assembly 70;
Steel mesh Y-direction holder 5, steel mesh 50, Elements of Space Grid Truss 51, steel mesh X is to holder 52, steel mesh Z-direction holder 53, steel mesh Z-direction driving mechanism 54, Z-direction servo motor 540, Z-direction synchronous belt wheel drive mechanism 541, Z-direction screw mandrel 542, Z-direction lead 543, Z-direction linear bearing holder 544, steel mesh Y-direction driving mechanism 55, Y-direction servo motor 550, Y-direction screw mandrel 551, Y-direction Connection Block 552, steel mesh θ is to guiding mechanism 56, steel mesh X is to driving mechanism 57, X is to servo motor 570, X is to screw mandrel 571, X is to Connection Block 572, marble platform 58,
Pivot bearing 80, micro-ly turn screw mandrel slide 100, micro-ly turn slide rail 110, micro-rotating motor 120, micro-ly turn screw mandrel 130, micro-rotating motor seat 140, micro-ly turn screw mandrel back seat 150, micro-turn of secondary slide rail 160, micro-turn of secondary rail block 170, steel mesh connecting plate 180, micro-rotating shaft hold 190, steel mesh bracket 200.
Detailed description of the invention
The invention will be further described with the following Examples.
embodiment 1.
A kind of vision alignment system of the present embodiment as shown in Figure 1, comprises silicon chip transport unit, shoot part 20, main control part 30, turntable 40 and steel mesh portion 60.
Turntable 40 is provided with four coil paper assemblies 70, between two adjacent coil paper assemblies 70, is separated by 90 degree, when four coil paper assemblies 70 are static, lay respectively at silicon chip fixed bit 401, printing position 402, carry-out bit 403 and the 4th working position 404.
Silicon chip transport unit comprises silicon chip feeding transport unit 101 and silicon chip sends transport unit 102, the delivery outlet that silicon chip sends into transport unit 101 is just arranged silicon chip fixed bit 401, shoot part 20 is arranged at directly over silicon chip fixed bit 401, main control part 30 is electrically connected with shoot part 20, steel mesh portion 60 is just arranged printing position 402, and the input port that silicon chip sends transport unit 102 is just arranged carry-out bit 403.
Concrete, steel mesh portion 60 is set to the steel mesh portion 60 adjusted along XYZ θ to four direction.
As shown in Figure 2 and Figure 3, steel mesh portion 60 comprises Elements of Space Grid Truss 51, is arranged at the steel mesh 50 of Elements of Space Grid Truss 51, steel mesh Y-direction holder 5, steel mesh Y-direction driving mechanism 55, steel mesh X be to holder 52, steel mesh X to driving mechanism 57, steel mesh Z-direction holder 53, steel mesh Z-direction driving mechanism 54 and steel mesh θ to guiding mechanism 56; Elements of Space Grid Truss 51 is connected to guiding mechanism 56 with steel mesh θ, steel mesh θ is connected to guiding mechanism 56 with steel mesh Y-direction holder 5, the Y-direction rail of steel mesh Y-direction holder 5 is connected to steel mesh X to holder 52, steel mesh Y-direction driving mechanism 55 is arranged at steel mesh X to holder 52 and drives and connect steel mesh Y-direction holder 5, steel mesh X is connected to steel mesh Z-direction holder 53, steel mesh X and is arranged at steel mesh Z-direction holder 53 to driving mechanism 57 and drives connection steel mesh X to holder 52 to the X of holder 52 to rail; Steel mesh Z-direction driving mechanism 54 drives and connects steel mesh Z-direction holder 53.
Adopt the steel mesh portion 60 of said structure, during work, steel mesh Y-direction driving mechanism 55, steel mesh X to driving mechanism 57, steel mesh Z-direction driving mechanism 54, steel mesh θ to guiding mechanism 56 drive respectively steel mesh do Y-direction, X to, Z-direction and θ to movement, the adjustment that effectively can improve steel mesh is accurate, thus improves printing effect.
Steel mesh Y-direction driving mechanism 55 comprises Y-direction servo motor 550, Y-direction screw mandrel 551 and Y-direction Connection Block 552, Y-direction servo motor 550 is arranged at steel mesh X to holder 52, Y-direction servo motor 550 connects Y-direction screw mandrel 551, Y-direction screw mandrel 551 is threaded Y-direction Connection Block 552, and Y-direction Connection Block 552 connects steel mesh Y-direction holder 5.During work, Y-direction servo motor 550 drives Y-direction screw mandrel 551 to rotate, and Y-direction Connection Block 552 is moved along Y-direction screw mandrel 551, and Y-direction Connection Block 552 drives steel mesh Y-direction holder 5 to move, and realizes the Y-direction running fix of steel mesh 50; Wherein, steel mesh Y-direction holder 5 adopts the mode of linear guides and steel mesh X to connect to holder 52 rail, can play stable guide effect; Y-direction screw mandrel 551 is accurate lead screw, can accurately locate when steel mesh 50 can be made to move.
Concrete, steel mesh X comprises X to servo motor 570, X to screw mandrel 571 and X to Connection Block 572 to driving mechanism 57, X is arranged at steel mesh Z-direction holder 53 to servo motor 570, X connects X to screw mandrel 571 to servo motor 570, X connects steel mesh X to holder 52 to screw mandrel 571 X that is threaded to Connection Block 572, X to Connection Block 572.During work, X drives Y-direction screw mandrel 551 to rotate to servo motor 570, and X is moved to Connection Block 572 along X to screw mandrel 571, and X drives steel mesh Y-direction holder 5 to move to Connection Block 572, realizes steel mesh 50X to running fix; Wherein, steel mesh X adopts the mode of linear guides and steel mesh Z-direction holder 53 rail to connect to holder 52, can play stable guide effect; X is accurate lead screw to screw mandrel 571, can accurately locate when steel mesh 50 can be made to move.
Concrete, steel mesh Z-direction driving mechanism 54 comprises Z-direction servo motor 540, Z-direction synchronous belt wheel drive mechanism 541, Z-direction screw mandrel 542, Z-direction lead 543, Z-direction linear bearing holder 544; Z-direction servo motor 540 connects Z-direction synchronous belt wheel drive mechanism 541, Z-direction synchronous belt wheel drive mechanism 541 connects Z-direction screw mandrel 542, Z-direction screw mandrel 542 is threaded Z-direction lead 543, and Z-direction lead 543 connects steel mesh Z-direction holder 53 after wearing Z-direction linear bearing holder 544.During work, Z-direction servo motor 540 drives Z-direction screw mandrel 542 to rotate by Z-direction synchronous belt wheel drive mechanism 541, Z-direction lead 543 is moved along Z-direction linear bearing holder 544, and Z-direction lead 543 drives steel mesh Z-direction holder 53 to move, and realizes steel mesh 50Z to running fix; Wherein, Z-direction linear bearing holder 544 can play stable guide effect; Z-direction screw mandrel 542 is accurate lead screw, can accurately locate when steel mesh 50 can be made to move.
Also comprise marble platform 58, Z-direction linear bearing holder 544 is fixedly installed on marble platform 58.
Adopt the steel mesh portion 60 of said structure, during work, steel mesh Y-direction driving mechanism 55, steel mesh X to driving mechanism 57, steel mesh Z-direction driving mechanism 54, steel mesh θ to guiding mechanism 56 drive respectively steel mesh do Y-direction, X to, Z-direction and θ to movement, the adjustment that effectively can improve steel mesh 50 is accurate, thus improves printing effect.
As shown in Figure 4, Figure 5, steel mesh θ comprises pivot bearing 80, X to governor motion and Y-direction governor motion to guiding mechanism 56, pivot bearing 80 is arranged at Elements of Space Grid Truss 51 one end, X is connected to governor motion with Y-direction governor motion, X is arranged at the opposite side of the relative pivot bearing 80 of Elements of Space Grid Truss 51 to governor motion and Y-direction governor motion, steel mesh θ is connected to guiding mechanism 56 with steel mesh 50, and θ is to being in the direction of X to the Plane Rotation with Y-direction place.Steel mesh 50, in rotary course, can realize the curve of arc to guiding mechanism 56 by steel mesh θ, cover all silicon plates accurately, and steel mesh 50 can be overlapped with silicon chip is point-to-point, increases substantially printing precision and printing stability.
Concrete, X comprises screw mandrel drive mechanism to governor motion, micro-ly turn screw mandrel slide 100, micro-ly turns slide rail 110, micro-rotating motor seat 140 and micro-ly turn screw mandrel back seat 150, and micro-screw mandrel slide 100 that turns is slidably matched with micro-slide rail 110 that turns.Screw mandrel drive mechanism drives micro-screw mandrel slide 100 that turns to run, and carries out X to moving along micro-slide rail 110 that turns.
Screw mandrel drive mechanism comprises micro-rotating motor 120 and micro-ly turns screw mandrel 130, and micro-rotating motor 120 is connected with micro-screw mandrel 130 that turns, and micro-screw mandrel 130 that turns is arranged in and micro-ly turns screw mandrel slide 100.Micro-rotating motor 120 and micro-screw mandrel 130 that turns move, and operate steadily, noise is low.
Micro-rotating motor 120 is fixedly installed on micro-rotating motor seat 140.Micro-rotating motor seat 140 is for fixing micro-rotating motor 120, good fixing effect.
Micro-screw mandrel back seat 150 that turns is connected with micro-rotating motor seat 140.Micro-screw mandrel back seat 150 that turns can limit micro-rotation turning screw mandrel 130.
Concrete, Y-direction governor motion comprises micro-turn of secondary slide rail 160, micro-turn of secondary rail block 170, steel mesh connecting plate 180 and micro-rotating shaft hold 190, micro-turn of secondary slide rail 160 is fixedly installed on and micro-ly turns screw mandrel slide 100, micro-turn of secondary rail block 170 is slidably matched with micro-turn of secondary slide rail 160, micro-turn of secondary rail block 170 is fixedly installed on steel mesh connecting plate 180, and micro-rotating shaft is held 190 and is connected with steel mesh connecting plate 180.
Steel mesh θ provides power to guiding mechanism 56 by a micro-rotating motor 120, and can complete the movement of X, Y-direction, structure is simple, be easy to realize, compared to existing technology, two drive sources provide power, effectively can reduce energy consumption and reduce mechanical part, structure is simple.
With micro-, micro-turn of secondary slide rail 160 turns that slide rail 110 is vertical to be arranged.Adopt this kind of design, effect is best.
Steel mesh connecting plate 180 is fixedly connected with steel mesh 50.
Concrete, steel mesh θ is provided with steel mesh bracket 200 to guiding mechanism 56, and steel mesh is fixedly connected with Elements of Space Grid Truss 51 by steel mesh bracket 200.Be fixedly connected with, good rigidly, connect closely.
The present invention can realize planar point-to-point accurate location before silicon chip printing, effectively ensure that the high-quality of silicon chip one-step print and the printing of secondary overlap.
Operation principle of the present invention is as follows:
1) silicon chip is sent into transport unit 101 and is transmitted silicon chip to cleat assembly 1012 place, and cleat assembly 1012 revises silicon chip;
2) silicon chip is delivered to the silicon chip fixed bit 401 of turntable 40 by silicon chip feeding transport unit 101 and coil paper assembly 70, and coil paper assembly 70 is by fixing for silicon chip absorption;
3) light source assembly unlatching camera lens is taken pictures, and photographed data imports main control part 30 computational analysis into;
4) turntable 40 rotates 90 ° and send silicon chip to printing position 402;
5) main control part 30 is analyzed rear Data Control steel mesh portion 60 according to shooting and from XYZ θ four direction, printing net is moved to assigned address, scraper printing;
6) turntable 40 rotates 90 ° and silicon chip is delivered to carry-out bit 403, and silicon chip is sent transport unit 102 and seen silicon chip off.
Wherein, the coil paper assembly 70 of silicon chip fixed bit 401 is responsible for silicon chip to send into transport unit from silicon chip
101 roll out to turntable 40 center, and are adsorbed on silicon chip fixed bit 401, and the coil paper assembly of carry-out bit 403 70 is responsible for that silicon chip is sent transport unit 102 direction from carry-out bit 403 to silicon chip and is rolled out, and silicon chip are delivered to silicon chip and send transport unit 102.
embodiment 2.
A kind of vision alignment system, other structures of the present embodiment are identical with embodiment 1, difference is: silicon chip is sent into transport unit 101 and comprised guide assembly 1011 and cleat assembly 1012, middle side part outside the both sides that cleat assembly 1012 is arranged at guide assembly 1011, the delivery outlet of guide assembly 1011 is just arranged silicon chip fixed bit 401.
Concrete, shoot part 20 comprises camera lens 201 and light source assembly 202, and camera lens 201 is arranged at directly over silicon chip fixed bit 401, and light source assembly 202 is arranged between camera lens 201 and silicon chip.
Concrete, camera lens 201 is set to CCD camera.CCD, English full name: Charge-coupled Device, Chinese full name: charge coupled cell.Ccd image sensor can be called.Optical signalling directly can be converted to analog current signal by ccd image sensor, and current signal, through amplifying and analog-to-digital conversion, realizes the acquisition of image, storage, transmission, process and reproduction.Its distinguishing feature is: 1. small in volume; 2. power consumption is little, and operating voltage is low, shock resistance and vibrations, stable performance, and the life-span is long; 3. highly sensitive, noise is low, and dynamic range is large; 4. fast response time, have self-scanning function, pattern distortion is little, without image retention; 5. apply super large-scale integration technology to produce, the degree of integration of pixel is high, and size is accurate, and merchandized handling cost is low.
Concrete, light source assembly 202 is set to array LED lamp.LED English full name Light Emitting Diode, Chinese is light emitting diode, and the solid-state semiconductor devices of to be a kind of can be by electric energy conversion visible ray, it directly can be converted into light electricity.LED lamp is both energy-conservation, and reliability is high again, the feature such as also have that volume is little, antidetonation is shock-resistant, speed of photoresponse is fast and the life-span is long.
Finally should be noted that; above embodiment is only for illustration of technical scheme of the present invention but not limiting the scope of the invention; although be explained in detail the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (5)
1. a vision alignment system, is characterized in that: comprise silicon chip transport unit, shoot part, main control part, turntable and steel mesh portion;
Turntable is provided with four coil paper assemblies, between two adjacent coil paper assemblies, is separated by 90 degree, when four coil paper assemblies are static, lay respectively at silicon chip fixed bit, printing position, carry-out bit and the 4th working position;
Silicon chip transport unit comprises silicon chip feeding transport unit and silicon chip sends transport unit, the delivery outlet of silicon chip feeding transport unit docks with silicon chip fixed bit and arranges, shoot part is arranged at directly over silicon chip fixed bit, main control part is electrically connected with shoot part, steel mesh portion docks with printing position and arranges, and the input port that silicon chip sends transport unit is docked with carry-out bit and arranged;
Steel mesh portion is set to the steel mesh portion adjusted along XYZ θ to four direction;
Steel mesh portion comprises Elements of Space Grid Truss, is arranged at the steel mesh of Elements of Space Grid Truss, steel mesh Y-direction holder, steel mesh Y-direction driving mechanism, steel mesh X be to holder, steel mesh X to driving mechanism, steel mesh Z-direction holder, steel mesh Z-direction driving mechanism and steel mesh θ to guiding mechanism; Elements of Space Grid Truss is connected to guiding mechanism with steel mesh θ, steel mesh θ is connected to guiding mechanism with steel mesh Y-direction holder, the Y-direction rail of steel mesh Y-direction holder is connected to steel mesh X to holder, steel mesh Y-direction driving mechanism is arranged at steel mesh X to holder and drives and connect steel mesh Y-direction holder, steel mesh X is connected to steel mesh Z-direction holder to the X of holder to rail, steel mesh X is arranged at steel mesh Z-direction holder to driving mechanism and drives and connects steel mesh X to holder; Steel mesh Z-direction driving mechanism drives and connects steel mesh Z-direction holder;
Steel mesh θ comprises pivot bearing, X to governor motion and Y-direction governor motion to guiding mechanism, pivot bearing is arranged at Elements of Space Grid Truss one end, X is connected to governor motion with Y-direction governor motion, X is arranged at the opposite side of the relative pivot bearing of Elements of Space Grid Truss to governor motion and Y-direction governor motion, steel mesh θ is connected to guiding mechanism with steel mesh, and θ is to being in the direction of X to the Plane Rotation with Y-direction place;
X comprises screw mandrel drive mechanism to governor motion, micro-ly turn screw mandrel slide, micro-ly turns slide rail, micro-rotating motor seat and micro-ly turn screw mandrel back seat, micro-ly turns screw mandrel slide and micro-slide rail that turns is slidably matched;
Screw mandrel drive mechanism comprises micro-rotating motor and micro-ly turns screw mandrel, and micro-rotating motor is connected with micro-screw mandrel that turns, and micro-screw mandrel that turns is arranged in and micro-ly turns screw mandrel slide;
Micro-rotating motor is fixedly installed on micro-rotating motor seat;
Micro-screw mandrel back seat that turns is connected with micro-rotating motor seat;
Y-direction governor motion comprises micro-turn of secondary slide rail, micro-turn of secondary rail block, steel mesh connecting plate and micro-rotating shaft are held, micro-turn of secondary slide rail is fixedly installed on and micro-ly turns screw mandrel slide, micro-turn of secondary rail block and micro-turn of secondary slide rail are slidably matched, and micro-turn of secondary rail block is fixedly installed on steel mesh connecting plate, and micro-rotating shaft is held and is connected with steel mesh connecting plate;
With micro-, micro-turn of secondary slide rail turns that slide rail is vertical to be arranged; Steel mesh connecting plate is fixedly connected with steel mesh;
Steel mesh θ is provided with steel mesh bracket to guiding mechanism, and steel mesh is fixedly connected with Elements of Space Grid Truss by steel mesh bracket.
2. a kind of vision alignment system according to claim 1, it is characterized in that: silicon chip is sent into transport unit and comprised guide assembly and cleat assembly, cleat assembly is arranged at the outer middle side part of dual-side of guide assembly, and the delivery outlet of guide assembly docks with silicon chip fixed bit and arranges.
3. a kind of vision alignment system according to claim 1, it is characterized in that: shoot part comprises camera lens and light source assembly, camera lens is arranged at directly over silicon chip fixed bit, and light source assembly is arranged between camera lens and silicon chip.
4. a kind of vision alignment system according to claim 3, is characterized in that: camera lens is set to CCD camera.
5. a kind of vision alignment system according to claim 3, is characterized in that: light source assembly is set to array LED lamp.
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| CN201210173163.0A CN102658716B (en) | 2012-05-30 | 2012-05-30 | Novel vision alignment system |
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| CN201210173163.0A CN102658716B (en) | 2012-05-30 | 2012-05-30 | Novel vision alignment system |
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| CN105196723A (en) * | 2015-11-05 | 2015-12-30 | 东莞市科隆威自动化设备有限公司 | Automatic steel mesh alignment method of silicon wafer printer |
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| CN107053825A (en) * | 2017-04-14 | 2017-08-18 | 常州亿晶光电科技有限公司 | Silicon slice printer |
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| CN107867047A (en) * | 2017-11-29 | 2018-04-03 | 深圳市天慧谷科技股份公司 | Full-automatic screen printer |
| CN110039889B (en) * | 2019-05-23 | 2023-10-20 | 南京师范大学泰州学院 | Solder paste printing table capable of rapidly identifying and accurately positioning |
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| CN202573244U (en) * | 2012-05-30 | 2012-12-05 | 东莞市科隆威自动化设备有限公司 | Novel vision alignment system |
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2012
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| CN2207935Y (en) * | 1994-05-24 | 1995-09-20 | 陈东钦 | Screen printer |
| CN101362394A (en) * | 2008-09-19 | 2009-02-11 | 深圳市网印巨星机电设备有限公司 | Automatic contraposition method and system for screen process press |
| CN201800310U (en) * | 2010-10-12 | 2011-04-20 | 东莞市科隆威自动化设备有限公司 | Steel mesh structure of photovoltaic solar printing machine |
| CN102294879A (en) * | 2011-07-30 | 2011-12-28 | 太原风华信息装备股份有限公司 | Automatic silk screening mechanism of photovoltaic silicon wafers |
| CN202573244U (en) * | 2012-05-30 | 2012-12-05 | 东莞市科隆威自动化设备有限公司 | Novel vision alignment system |
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