Starrett MVR200 User Manual Download

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MVR200 & MVR300

Manual Video Metrology Systems

User Manual

Starrett Kinemetric Engineering

26052 Merit Circle, Suite 103

Laguna Hills, CA 92653, USA

www.starrettkinemetric.com

Phone: (949) 348-1213

Fax: (949) 582-8040

Summary of Contents for MVR200

Page 1: ...R200 MVR300 Manual Video Metrology Systems User Manual Starrett Kinemetric Engineering 26052 Merit Circle Suite 103 Laguna Hills CA 92653 USA www starrettkinemetric com Phone 949 348 1213 Fax 949 582 8040 ...

Page 2: ...3 4 1 Moving the Equipment 13 4 2 Uncrating the Equipment 13 4 3 Placing the Equipment 13 4 4 Removing Shipping Retainers 15 4 5 Electrical Connections 16 4 6 On site Functional Test Calibration and Training 17 5 MEASUREMENT STRATEGY 18 5 1 Telecentric Lens Measurement Strategy 18 5 2 Zoom Optics Measurement Strategy 18 5 3 Illumination Strategy 18 5 4 Magnification Strategy 18 5 5 Focus Strategy ...

Page 3: ... injury or equipment damage DANGER Immediate hazard which could result in severe personal injury or death WARNING Hazard or unsafe practice which could result in personal injury CAUTION Hazard or unsafe practice which could result in equipment damage or minor injury NOTE Information that is helpful in properly operating the equipment CAUTION Hazard or unsafe practice which could result in equipmen...

Page 4: ...Frequency Immunity IEC 61000 4 8 2010 Power Frequency Magnetic Field Immunity IEC 61000 4 11 2004 Voltage Dips and Short Interruptions Immunity Safety Standards EN 60204 1 2006 A1 2009 Safety of Machinery Electrical Equipment of Machines EN 12100 Safety of Machinery Principles for Risk Assessment 1 5 Disclaimer of Liabilities The L S Starrett Company shall have no liability or responsibility to th...

Page 5: ...ports 3 axis measurements and 2D geometrical constructs points lines angles rectangles The screen displays a live video image of the part plus geometry tools and digital readings The image of the part can be resized using zoom and measurements can be taken by simply tapping a feature on the screen A keyboard and a wireless mouse are also provided and are used for file operations With the M3 DXF FO...

Page 6: ...e MetLogic M3 metrology software and DXF FOV option pack Geometrical Constructs 2D geometries plus height Comparison to CAD Files DXF CAD file import automatic comparison to CAD files Operator Controls Computer touch screen keyboard with integral touchpad Optics Mounting Fixed mount or bayonet fitting for quick optics changes Power for Metrology Unit Brick type AC adapter 100 240 Vac input 24V 5A ...

Page 7: ...telecentric or zoom optics Bayonet mount for quick change optics if ordered LED surface illumination X Y stage with LED substage illumination Hand wheel for manual X axis travel Three position toggle switch for fine coarse speed control of Z axis travel Machined Z column with plastic cover Houses all electronics other than touch screen PC 200 mm 8 of motorized vertical Z axis travel Knob for X axi...

Page 8: ...input from brick type power supply on floor USB connection to all in one PC for encoder signals USB or Ethernet connection to all in one PC for camera signal The choice of USB or Ethernet depends on the type of camera Electronics Compartment in Back The back of the metrology unit is hinged and holds a compartment with all electronics other than the all in one PC Removing two knurled hand screws pr...

Page 9: ...elecentric optics assembly right To remove a lens assembly from the system first detach the electrical connections of the ring light Note that the electrical connectors are latched Pry the plastic latch open with a flat blade screwdriver and the two connector halves will separate easily Give the optical assembly a quarter turn counterclockwise and the assembly will suddenly be released Reverse the...

Page 10: ... up one side of the glass pate Better yet use a suction cup to pull up one side of the glass plate 3 5 Mechanically Leveling the Stage Glass The glass plate can be considered level if the video image of an artifact remains in focus at high optical magnification for any stage position MVR systems allow the glass plate to be leveled mechanically by about 1 5 mm using four screws whose head has been ...

Page 11: ...e system is to be operated under environmental conditions that are substantially different from those shown above the system should be recalibrated under the expected conditions Users should also consider the material characteristics of the parts under inspection in particular coefficients of thermal expansion Numerical compensation may be required when measuring parts under conditions different f...

Page 12: ...s away from the system and do not operate the equipment in excessively humid conditions as water can cause short circuits Keep metal filings away from the system as such debris can cause short circuits Do not operate the equipment around volatile or flammable solvents as local electrical heating could cause ignition Disconnect power or do not plug in the power cord if hazardous conditions exist su...

Page 13: ...to level workbench or workstation 4 Other common hand tools 4 3 Placing the Equipment A clean operating environment is recommended to minimize the accumulation of dirt on the optics and on precision mechanical parts such as lead screws and encoder scales MVR systems are designed to be installed on a benchtop at a height of approximately 85 cm 33 5 which is the height of Starrett s ergonomic workst...

Page 14: ... 14 MVR300 metrology unit dimensions MVR200 tooling holes MVR300 tooling holes ...

Page 15: ...arrying handles near the back of the base These can be removed or be left on the system following installation to facilitate possible later lifting MVR300 metrology units are also shipped with a lift bar toward the front of the base This bar is used to secure the units in their shipping crate and can also be used for lifting This bar slides out and is normally removed once the system is installed ...

Page 16: ...power for worldwide use The maximum combined current draw is 3 6A at 120 Vac or 1 8A at 240 Vac Verify that the power outlet is rated for at least these currents The adapters are normally placed on the floor Before doing so verify that the floor will never be flooded or hosed down for cleaning If there is danger of contact with water on the floor place the adapters in a higher protected location ...

Page 17: ...The system is then allowed to temperature stabilize overnight On site calibration normally takes place on the day following setup Calibration uses NIST traceable glass grids and gage blocks Calibration typically takes 1 2 day for an MVR manual system On site basic operator training is provided following calibration This typically takes 1 2 day for an MVR manual system Many customers choose to augm...

Page 18: ... with stage motion Select zoom optics to measure large parts which would not fit into a single FOV also for smaller parts where extremely high magnification is required The lowest zoom magnification setting accommodates parts up to 11 2 x 9 4 mm 0 44 x 0 37 in the FOV To measure large parts locate the edge of interest at minimum magnification then take the actual measurement at maxi mum magnificat...

Page 19: ...ication to the desired level 5 6 Parts Fixturing The part must be fixtured securely to prevent part movement during measurement Also proper alignment of the part to the stage can aid in measurement If the part is off axis from the stage X Y Z measurements will not correlate as well with the part dimensions Aligning the part with the X Y and Z axes of the system will improve dimensional measurement...

Page 20: ...g instructions stated under Cleaning Verify that the stage control mechanisms move freely If it binds call for service The lead screws use a self lubricating TFE coating which is designed to last for the life of the product Do not apply any grease or other lubricant Check the system for calibration against a certified chrome on glass standard 6 3 Zoom Optics Alignment Verification The system s zoo...

Page 21: ...bration standard or another suitable feature if the standard is not used 4 Change to high magnification and refocus the image 5 Adjust the stage position as needed to recenter the crosshair on the feature 6 While observing the feature slowly adjust the magnification lower Verify that the feature remains at the center of the crosshair as the magnification is lowered 7 Report any observed discrepanc...

Page 22: ...ation standard in one the six positions on the glass stage as shown above Secure the standard with hot melt glue or other suitable retaining method so that stage translation can not move the standard under any condition 2 Skew the center of the two end circles Please refer to the M3 software manual for proper alignment procedures 3 Measure the distance between the 1st and 2nd 1st and 3rd 1st and 4...

Page 23: ...s a precaution unplug the system before cleaning Always unplug the system before using any flammable cleaning fluid 6 5 1 Cleaning External Surfaces To ensure a long trouble free service life wipe down the system regularly to remove any external dust or dirt Wipe down with a clean lint free cloth moistened not wet with plain water or Simple Green Never wipe down with acetone or other harsh solvent...

Page 24: ...a stores Apply the lens cleaner generously to dissolve the grease then blot off the lens clean er and dissolved grease using minimum motion Avoid rubbing the lens since hard particles from the deposit or the lens cloth could scratch the optical coatings If the greasy deposits do not come off with the lens cleaner use a stronger solvent such as reagent grade acetone as a last resort Gently wipe the...

Page 25: ...hich provides the sharpest image Achieved by optimizing the distance between the object and imaging optics FOV Field of View The region of the metrology stage being viewed by the camera and displayed on the video monitor FOV Measurement A video measurement performed in a single field of view without moving the stage or camera Illumination Front Lighting applied to the object from the same side as ...

Page 26: ...rom below the stage glass Used for profile or silhouette video edge measurements Telecentric A lens property where the light from the object stays parallel to the optical axis across the entire field of view thereby eliminating optical distortion This can only happen if the entrance aperture of the lens is larger than the field of view requiring a large and expensive lens Object Telecentric lens C...

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