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Engineering Specification

DEK Part No. 156935

http://www.dek.com

Summary of Contents for 265 horizon

Page 1: ...Engineering Specification DEK Part No 156935 http www dek com...

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Page 3: ...f Microsoft Inc Windows and Windows NT are trademarks of Microsoft Inc All other brand and product names are trademarks or registered trademarks of their respective holders Trademark Acknowledgment Au...

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Page 5: ...ow 17 2D Inspection 19 Under Screen Cleaner 24 Paste Dispenser 26 Board Clamp Options 27 Tooling 30 Networking 36 Generic Equipment Model 36 Special Board Handling Options 36 Speed Up 37 Remote Board...

Page 6: ...Engineering Specification Chapter Issue 1 May 00 CONTENTS...

Page 7: ...ess improvements Horizon s intuitive Windows NT operating system is the globally accepted user interface to achieve better productivity effectively Horizon s precision engineered mechanical assemblies...

Page 8: ...rs Programmable motorized Transport Direction Left to Right Right to Left Left to Left Right to Right Interface Protocols All popular interfaces available Board Location Patented Over the Top Clamps E...

Page 9: ...ilable to Statistical Process Control software Tooling Magnetic Pillars Form Flex AutoFlex programmable tooling 35mm pitch MultiFlex with or without vacuum Dedicated Vacuum Plates Under Screen Cleaner...

Page 10: ...e software package to generate and edit product files Available on board or via network Network LAN package to transfer data within the factory network Package includes DEK netfile software which can...

Page 11: ...rs protect the machines internal wiring and components from overheating fire during fault conditions DEK require additional machine supply protection with the fitment of a wall mounted circuit breaker...

Page 12: ...nt between the images captured The camera assembly incorporates Telecentric Lenses and Flat Lighting Telecentric Lens The optic unit within the camera assembly uses telecentricity to ensure that board...

Page 13: ...d of view Without DEK s use of telecentric lenses a pre alignment stage would have to be added to bring the fiducials into the centre of the field of view before carrying out a final alignment stage C...

Page 14: ...features The uneven surface texture and irregularities of these features and pads would cause dead zones ie areas where there is no light and hot spots of light caused by reflection of light from sol...

Page 15: ...hot spots of light An array of 12 LEDs sited in a polished ring around the lens aperture produce a light source which is reflected and scattered by the polished surface and the white paint of the asse...

Page 16: ...d The target can be partly obscured and degraded 10 Engineering Specification Chapter Issue 1 May 00 ENGINEERING SPECIFICATION KEY FEATURES Learned fiducial Non PatMax Object Location Software Confuse...

Page 17: ...the stencil can be can be different from the fiducial on the board After the vision system has been taught these fiducial parameters it is able to search the field of view of the camera and recognize...

Page 18: ...the stencil and the image of the same area of the board to align the two This is useful if the board or stencil has no fiducials or the condition of the fiducials does not allow satisfactory recognit...

Page 19: ...ime critical board handling and axis jogging routines running on the real time operating system of the Baldor Optimized Control NextMove ISA card The Windows NT operating system provides built in netw...

Page 20: ...led without the need to initialize the Horizon It allows the user to control the sequence of the machine so that a particular module can be exercised Initiating the diagnostic module allows the user a...

Page 21: ...menu From the menu a user can carry out the following Independently control each module axis Module calibrations Cycle the complete module Verify the operation of sensors Chapter Issue 1 May 00 Engine...

Page 22: ...ed on the screen such that the front edge of the board coincides with the front rail 16 Engineering Specification Chapter Issue 1 May 00 ENGINEERING SPECIFICATION SCREEN IMAGE POSITIONING MachineCentr...

Page 23: ...optimum condition Cassette option easily changed for replacement units Rechargeable unit option Retention system keeping stencil surfaces clean Reduction in the printable material wastage Reduction i...

Page 24: ...an optional software or manually controlled pressure regulator is applied to the piston crosshead exerting a force onto the print material This forces print material into the ProFlow conditioning cha...

Page 25: ...tencil apertures Stencil Smear solder paste on the stencil Board Paste Present amount of the pad covered by solder paste as a of the aperture size Board Alignment accuracy of paste positioning compare...

Page 26: ...CHINE OPTIONS Any change to the area of the stencil must be paste hence the area of smear can be calculated Smear Advanced Aperture Stencil The position and area of apertures within the screen site ar...

Page 27: ...e the area of the pad is learnt and the area of paste can be recognized any change in pad area must be paste Hence the area of paste present can be calculated The centre of the paste is compared to th...

Page 28: ...owing model of the printed paste Top face equals area of aperture not blocked by paste ie 100 Top face equals area of aperture not blocked by paste ie 60 Bottom face equals area of paste on pad ie 100...

Page 29: ...Volume 6 5 Programmable Inspection Rate All sites inspected every cycle Selected sites inspected every cycle Inspection of sites every n cycles General Inspection Parameters Individual site limits In...

Page 30: ...required the cleaner paper is wetted by solvent if selected The paper is incremented across two rubber wiper blades on a manifold assembly The manifold is raised to contact the screen and the cleaner...

Page 31: ...stroke the cleaner does not contact the screen and no cleaning takes place On the forward stroke the cleaner is raised to contact the screen enabling cleaning to take place The cleaning stroke consis...

Page 32: ...ition for dispensing paste The paste dispenser mechanism is driven along the horizontal rail of the paste dispense carriage which is mounted on the rear of the print carriage This drive together with...

Page 33: ...d clamp and foil securing the board during the print stroke On completion of the print stroke the board is released by the activation of the pneumatic solenoid Chapter Issue 1 May 00 Engineering Speci...

Page 34: ...he print stroke by the use of vacuum The clamps are perpendicular to the board maintaining a good gasket between the stencil and the board The clamps are adjusted in height for differing thickness of...

Page 35: ...tic solenoid is de activated allowing the spring loaded piston to retract releasing the board Chapter Issue 1 May 00 Engineering Specification 29 ENGINEERING SPECIFICATION MACHINE OPTIONS Board I O Ad...

Page 36: ...12mm pitch Magnetic Support Pillars The magnetic support pillars are positioned on the manual tooling plate by the operator These pillars can be positioned anywhere under the board to provide board s...

Page 37: ...chamber to supply vacuum hold to the board during printing Tower 2 provides support to the plate assembly at the standard tooling height of 81mm The tower is located on the tooling plate by means of d...

Page 38: ...by magnets located on the vertical supports If required the top plate can be machined to accommodate underside components 32 Engineering Specification Chapter Issue 1 May 00 ENGINEERING SPECIFICATION...

Page 39: ...s 3mm tapering down to 1mm to allow for support of densely populated boards The MultiFlex tooling plate is 14 inches x 10 inches The tooling height is the same as a standard magnetic tooling pin ie 81...

Page 40: ...rial display of the AutoFlex tooling matrix and soft key menus allows the user to easily amend the pin configuration for a particular product file if required Additional Diagnostic pages allow for ful...

Page 41: ...m Flex pins are extended using fluid pressure until they meet the underside of the board stencil or component Once all the pins are in contact the pin support pressure is automatically locked at 0 2kg...

Page 42: ...nitor machine downtime monitor machine throughput and other equipment data upload and download product files process programs monitor machine events and send remote commands such as Start Print and En...

Page 43: ...eft or right rising table THK rail using a single clamp screw The RBS is manually positioned connected and enabled by the operator Board Handling Limits RBS in use Minimum Board Length 130mm Maximum B...

Page 44: ...ands to or receive data on events from the Horizon The package uses its own database to relate products with bar codes The bar codes can be set up with wildcard characters to limit the scope of checki...

Page 45: ...the desktop showing the current status of printer this is also repeated in the application icon This allows a user to minimize the program but still be informed immediately the status of the printer...

Page 46: ...erature and humidity sensor fitted to the printhead closely monitors the conditioned air delivered to the print area Any deviations from the values set by the operator are fed back to the ECU s electr...

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