SOW-H4WM06- 6 July 2023 rev1-15Aug2023-Temp PR.pdf

Statement of Work

(SOW)

QVC Multi-Sensor Measuring Machine (MSMM)

H4WM06

TEMP-1986799

1.0 Scope – This purchase description details the requirements for furnishing, shipping, installing, assembling, and verification/calibration of a commercially available high accuracy Multi-Sensor Measuring Machine (MSMM). The MSMM shall be utilized to verify the dimensional integrity of large scale weapon systems and component parts that are repaired and/or manufactured as well as inspection of the necessary tooling and fixturing required to produce the weapon systems and component parts. Contractor shall provide all labor, tools, equipment, materials, parts, personal protective equipment (PPE), transportation and any other incidentals to travel to Tinker AFB OK. Offloading and placement of MSMM will be provided by Tinker AFB personnel at the guidance of contractor technical personnel.

2.0 Requirements and Specifications

2.1. Design – The MSMM shall be one of the manufacturer’s current production models;

new and unused. The MSMM related components and accessories shall meet or exceed the minimum requirements for design, construction, functional capability, size and performance as specified herein. All parts subject to wear, breakage or distortion shall be readily accessible for adjustment, replacement and repair.

2.2. Measuring System – Either the U. S. Customary System of Units (US) or the

International System of Units (SI) may be used in the design and manufacture of the MSMM. The MSMM shall be inch/metric switchable with automatic conversion by the system between the two systems of measurement.

2.3. Construction – All parts and materials used in the construction of the MSMM shall be new. The quality of construction shall be provided to meet the strength, rigidity and wear resistance characteristics necessary to meet the standards for accuracy, performance and safety specified herein. All parts and mechanisms requiring adjustment, replacement or servicing shall be readily accessible. The MSMM shall be complete so that when installed and connected to the proper utilities it shall be ready for use. The construction of the MSMM shall be free from any defects; primarily, but not only, those which would affect the operation of the MSMM.

2.4. Maintenance – Test procedures and instructions shall be provided for identification, location and repair of mechanical, electrical and electronic failures. Parts lists/drawings, circuit diagrams and electrical/electronic schematic shall be provided for both preventative and remedial maintenance.

2.5. Lubrication – All parts of the MSMM requiring continuous lubrication shall be automatically lubricated by a system that will ensure adequate lubrication of parts.

Parts or mechanisms requiring periodic lubrication shall be provided with adequate means for grease or oil lubrication. Systems using recirculated oil shall be equipped with a replaceable or washable filter element. Each oil reservoir shall have an oil level gage. Automatic processes of lubrication shall have a warning device to indicate when lube oil is low or system failure.

2.6. Bearings – All moving components of the MSMM requiring bearings shall be equipped with anti-friction and free-floating air, ball or roller bearings. All bearings should be precision ground, honed and/or lapped and be constructed to withstand the applicable axial and radial loads. All bearings will be adequately marked for replacement purposes. Each measurement axis of the MSMM will be supported by air bearings, with means for adjustment provided to facilitate alignment and calibration.

All sliding surfaces of the MSMM that are subject to wear shall have provisions for lubrication and have replaceable bearing surfaces. Air bearings will be of open orifice type to prevent clogging due to the collection of extremely fine particle matter which may be allowed to pass through the filtering system.

2.7. Bearing Surfaces – All bearing surfaces shall be designed and constructed to eliminate inaccuracies caused by deflections of machine components and to prevent applicable load factors from adding to the total error.

2.8. Plates – All instruction plates and identification plates attached to the MSMM shall be of a corrosion resistant material. Wording shall be in the English language using plain bold-face letters and shall be made legible and permanent on a contrasting non-glare background.

2.9. Safety and Health – Covers, guards, bellows, or other safety devices will be provided for all parts of the MSMM that present potential safety hazards. Safety devices shall not interfere with the operation of the MSMM. The safety devices will prevent unintentional contact with the guarded part(s) and will be removable to facilitate inspection, maintenance and replacement of the part(s). All parts, components, mechanisms and assemblies furnished with the MSMM shall comply with applicable requirements of OSHA. Additional safety and health requirements will be as specified herein.

2.10. Mercury Restriction – No mercury components may be added to the MSMM. Trace amounts of mercury naturally occurring in the granite inspection table are acceptable as long as no additional mercury is added.

2.11. Asbestos Restriction – Asbestos and materials containing asbestos will not be used on or in the MSMM and are strictly forbidden.

2.12. Lead Restriction – No lead components may be added to the MSMM. Trace amounts of lead naturally occurring in the granite inspection table are acceptable, as long as no additional lead is added.

2.13. Ozone Depleting Substances - All class 1 ozone depleting substances (ODSs) are strictly forbidden.

2.14. Environmental Protection – Under the operating, service, transportation and storage conditions described herein, the MSMM will not emit materials or radiation hazardous to the operator or ecological system as prohibited by Federal, State or Local statutes in effect at the time of installation.

2.15. Affirmative Procurement Determination - Green/Affirmative Procurement has been determined not to be applicable to this procurement.

3.0 Components

3.1. MSMM – The floor model MSMM shall consist of a moving table system for movement in the Y (longitudional) direction and a machine bridge fixed in the Y (longitudional) direction. For movement in the X direction, the measuring tower will move across the fixed bridge. The moving table, the machine bridge, and the moving tower shall be supported by a granite base. Bellows for protection of the tower movement surface and the table shall be included. The MSMM shall be provided with the following sensor systems: the optical sensor, the laser sensor, and physical (tactile) sensor. The MSMM shall have a minimum measuring volume of 540mm (X) x 500mm (Y) x 300mm (Z) measurement envelope with all necessary clearances needed for adequate measurement approach. In addition, the MSMM shall be capable of measuring up to of 610mm in X-axis and up to 570mm in Y-axis with the optical sensor system. Due to space constraints in the measurement laboratory, the floor footprint of the MSMM cannot exceed 1500mm in width and 2500mm in length. The MSMM cannot exceed 5700mm (18 feet 7 inches) in height.

The MSMM shall be of a design that places all three sensors (optics, laser, tactile) on the optical centerline, and the minimum measuring volume stated above shall be attainable for all three sensors. The velocity of the MSMM shall be at least 300mm per second for movement in X and/or Y direction. End user shall be able to switch out sensors by simply selecting a desired sensor and then the MSMM shall automatically swap out sensors. The MSMM shall have the following stated accuracies:

1) E=(1.8+4L/1000) µm or better for XY area

2) E=(2.0+5L/1000) µm or better for Z linear

3.2. Inspection Table – The inspection table of the MSMM shall be hardcoat anodized with removable glass surface. The table shall allow for full, unhindered use of each measurement sensor included with the machine. The glass surface of the inspection table shall be able to support parts weighing up to 100kg without degrading the measurement performance accuracy of the MSMM or table flatness/integrity. The inspection table shall have threaded holes for attachment and fixturing of parts, components, and accessories. The contractor shall also provide some means of protection for the glass surface on the measuring table.

3.3. Rotary Table – A rotary table is not required for this MSMM. However, the MSMM shall be pre-wired for rotary table from the factory so it’s ready for use, in case future workload dictates the purchase of a rotary table.

3.4. Bridge Structure – The fixed bridge structure supporting the probe system shall conform to standard industry practices. The moving tower across the bridge shall be supported by bearings for stability and smooth, quiet operation. The bridge structure shall be Meehanite designed and constructed to achieve maximum stability while at the same time minimizing any induced error resulting from temperature changes and particulate infiltration. The moving tower shall be made of a material that minimizes thermal expansion that would adversely affect the accuracy of the MSMM.

3.5. Drive System – The moving table and the moving tower shall be driven by liquid cooled linear motor for movement in the X and Y direction. For movement in the Z direction, it shall be driven by high torque AC or DC servo motors that drive precision rack-and-pinions and/or ball screw and nut assemblies. Linear scales shall be integrated with the servo drive systems to form a closed loop feedback system with both computer directed and manually directed by means of remote. The motion system shall have means for backlash compensation and provisions for halting movement of the entire bridge structure should the air supply be interrupted. The servo drive/motion control system shall monitor manual MSMM operations, respond to instruction entered into the remote and execute the inspection routines according to inspection programs entered into the computer control of the MSMM. The drive system shall be coordinated by the computer control of point-to point, two and three dimensional contouring motion(s). The motion control drive system shall have three-axis vectoring capabilities so as to allow approach and probing at any vector normal to a feature.

3.6. Linear Measurement Devices (scales) – Linear measurement scales shall be constructed of wear resistant materials and shielded to prevent damage and contamination. The scales shall have a uniform coefficient of thermal expansion in relation to the mounting structure and have a resolution of 0.1µm or better.

3.7. Optical Sensor System– The optical sensor system shall be able to perform both manual and automatic measurements of parts. This system shall have dual magnifications: low magnification and high magnification. Each magnification shall have telecentric lens. The optical sensor shall have the ability to autofocus, even on low contrast surfaces. Switching between magnifications, going from low to high or vice versa, shall be instantaneous without the need for recalibration.

At low magnification, the optical sensor shall have following features:

1) Field of view shall be at least 70 x 70 mm.

2) Working distance shall be at least 185mm.

3) Depth of field shall be at least 75mm

4) Monochrome camera shall be at least 4MP digital.

At high magnification, the optical sensor shall have the following features:

1) Field of view shall be at least 14 x 14 mm.

2) Working distance shall be at least 185mm.

3) Depth of field shall be at least 2mm

4) Monochrome camera shall be at least 5MP digital.

This optical sensor system shall use a variety of lighting options for optimal performance including, but not limited to, a through-table transmitted light system, coaxial overhead surface light, and programmable ring light. (All lighting options shall be LED.) Surface light shall be squared on internal surfaces. The ring light shall consist of two (2) rings at minimum and at least eight (8) sections. End user shall have the ability to control direction and incidence angle of lighting by selecting any combination of rings and/or sectors. Some means of indicating where the optical sensor is focusing on the part shall be provided. The optical sensor system shall have some means of collision protection to prevent damage to the lens if a collision occurs.

3.8. Laser Sensor System – The laser sensor system shall be of coherence interferometer and thru-the-lens type. It shall be coaxial with the optical sensor. This laser sensor shall measure various part surfaces from diffuse light scattering to transculent. If a collision occurs, some means of collision protection to prevent damage to the laser sensor shall be provided. The laser sensor, which is integrated with the optical system, shall have the following features:

1) Working distance of at least 185mm

2) Measuring range of at least 800 µm

3) Accuracy of 3.0 µm or better

4) Resolution of 0.3 µm or better

5) Repeatability of 0.1 µm or better

6) Spot size – 5.0 µm or less

7) Classification of 2 or lower per IEC 60825-1, Safety of Laser Products

3.9. Physical Sensor System – The physical (tactile) sensor system of the MSMM shall be a standard probing system found on a typical coordinate measuring machine and shall be able to have the ability for the end user to change the probe used for measuring. The tactile sensor system shall be placed on the optical centerline. The physical probe system shall perform measurements by touch trigger as well as scanning. A probe change rack shall be included for housing the various probes used by the machine, and the machine shall be able to switch probes held in the rack both manually and automatically. The physical sensor system shall have some means of collision protection to prevent damage to the head if a collision occurs. A kinematic mounting system for easy switching between the calibration sphere and the probe change rack shall be provided.

3.10. Calibration Equipment – A reference artifact will be provided for the qualification of each of the sensors included with the MSMM.

3.10. MSMM Control Computer – The following minimum hardware and software capabilities/functions shall be required (items may be exact or equivalent to):

3.10.1. Hardware:

• High End Workstation Computer System o Minimum one (1) Workstation-grade quad-core CPU or better o 64-bit Windows 10 Pro Operating System o Minimum one (1) Discrete GPU with 4GB VRAM or better o Minimum 64 GB RAM o DVD+RW compatible internal optical drive o Sufficient RJ45 Gigabit LAN Ethernet ports for machine-computer communication and connection of the computer to our lab printer network.

• US QWERTY Keyboard, wired

• (2) 24” LCD Monitors with cables

• Mouse, wired

• MSMM Control Joystick Box, wired

3.10.2. Software: All software shall have Windows 10 Pro Operating System and shall use USB dongle for software verification rather than online verification. MSMM shall be provided with a 3D CAD-based metrology software package, which shall have the following capabilities:

• Operate each sensor independently or with any combination of sensors(optic, laser and tactile) without the need for designating a primary sensor.

• Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5M and ISO 1101. Provide GD&T functionalities (profile, form, orientation, location, runout).

• IGES, STEP, DXF, and Solidworks import/export compatibility

• Ability to program from 2D and 3D CAD models including ones with

Product and Manufacturing Information(PMI).

• Load multiple CAD models such as part model and fixture model

• Provide kinematic model simulation of the parts, sensors, fixtures and machine. Update shall be in real time.

• Create measurement paths from CAD nonimals for any sensor.

• Full alignment capabilities like a CMM software with ability to translate, rotate, and recall coordinate systems.

• Perform auto-alignment of a part using CAD model.

• Measure all features visible within field of view simultaneously such that pre-programed routines are not required.

• Perform quick manual measurements without the need for CAD file or part set-up.

• Edge detection capable

• Ability to recognize part (multiple parts) placed on stage as previously measured part (multiple parts)and automatically perform measurements using previously programmed routines.

• Prior to executing each operation, graphically display results of user’s anticipated commands.

• Perform surface roughness, gear evaluation, and thread evaluation.

(Surface roughness measurement per ISO 25178.)

• Measurement results shall be output graphically, in PDF, and/or in Excel.

Export raw data and point clouds in CSV, TXT, DAT, and STA.

• Capture and archive video images

• Display both live video part image and 3D CAD model, simultaneously, on the same screen

• Printing capabilities to network printer.

4.0. Peripheral Devices

1.1. Computer System Table/Workstation – A table or workstation for the operating system shall be provided by the supplier. Workstation shall be of ergonomics design.

5.0. Additional Equipment

5.1. Air Filter / Regulator – If the MSMM requires compressed air for operation, it will utilize the current 100 psi shop air supply in the existing area. The contractor shall supply a means to remove contaminants and regulate the pressurized air entering into the MSMM.

5.2. Refrigerated Air Dryer – If the MSMM requires compressed air for operation, the contractor shall supply a self-contained refrigerated air dryer system to reduce the amount of moisture in the pressurized air entering into the MSMM.

5.3. Vibration Dampening System – The contractor shall supply some means to reduce measurement error from vibrations not associated with the MSMM.

5.4. Machine Manuals – Two (2) complete sets of technical data (or a single electronic file of all manuals) shall be submitted upon contract approval prior to delivery to ensure proper shop footprint specifications and familiarity with the MSMM before delivery.

This technical data shall include items such as operating manuals, maintenance manuals, parts catalogs, parts lists, wiring schematics, lubrication charts, machine accuracy and alignment test results and shall be written in the English language.

6.0 Environmental Tolerance – The MSMM will be located in a controlled environment wherein the temperature will be maintained at 68 degrees +/- 1 degree Fahrenheit over a 24 hour period with the humidity controlled to 30 – 50% non-condensing. The contractor shall state before contract approval whether the conditions will adversely affect the operation of the MSMM.

7.0 Electrical Equipment – The electrical system of the MSMM and all electrical components thereof, will conform to the requirements of NEC and operate on 115 VAC +/- 10% utilizing standard NEMA 5-15 Duplex Receptecles. The contractor will provide full documentation of the electrical requirements and any power conditioning requirements before contract approval. All electrical equipment design and documentation is subject to final approval by the Government.

8.0 Nameplate – A corrosion resistant nameplate identifying the MSMM shall be securely attached to the granite base. The nameplate should contain the information listed below.

The captions may be shortened or abbreviated, provided the entry for each is clear to its identity:

Manufacturer’s Name Manufacturer’s Model Designation Manufacturer’s Serial Number Power Input (volts, total full load amps, phase, frequency) Date of Manufacture

9.0 Contract Monitor Provisions

9.1. Responsibility for Inspection – Unless otherwise directed by the contracting officer, the contractor is responsible for performance of all inspection requirements herein.

Except as otherwise directed by the contracting officer, the contractor may use their own or any other facilities suitable for the performance of inspection requirements specified herein, unless overruled by the Government. The Government reserves the right to perform any of the inspections set forth in the specification when such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements.

9.2. Quality Conformance Inspection – Quality conformance inspection shall be applied to each item prior to being offered for acceptance under the contract. Preliminary quality conformance inspection prior to shipment will be conducted at the facility chosen by the contractor. Final quality conformance inspection shall be conducted at the Government installation site, after installation, standard checkouts and calibration have been completed, and will consist of the examination in 9.3. and the tests in 9.4.

under supervision of Government representatives appointed by the contract administrator. The calibration data obtained in the preliminary and the final quality conformance checks shall be furnished with the machine in a standard certificate format. Failure of any item to pass any examination or test shall be cause for rejection.

The MSMM and all equipment associated with this purchase will remain the property of the contractor until all items of this quality conformance inspection have been passed and accepted by all government representatives.

9.3. Examination – The MSMM and all associated equipment shall be examined for compliance with design, construction, materials, components, electrical equipment and workmanship requirements specified herein.

9.4. Tests – The contractor shall demonstrate that the MSMM performs as required herein using accepted industry standards for testing and calibration, provided these tests demonstrate all performance requirements stated in this purchase description. Failure of any test to demonstrate that the MSMM and related equipment meet the minimum requirements as specified herein, will be cause for rejection.

10.0 Warranty – All components of this purchase will come with a 1 year warranty over hardware, software and computer operating system. This warranty will not be required to include normal wear on styli or collision damage of probe system. The warranty period will begin once installation, inspection, all testing and government acceptance has been approved by the contract monitor and representatives of the government.

11.0 Training – The contractor shall provide a basic training course and an advanced training course. All training shall be at end user’s site, Monday – Friday, from 0600 – 0300. Basic training course shall be at least three full days and for four operators. Basic training course shall cover the operation of all MSMM programming and maintenance practices associated with the MSMM. Advanced training course shall be 6 months after the completion of basic training course. Advance training shall be customized to end user’s applications and shall be at least three (3) full days of training.

12.0 Software Support – Vendor shall supply all software updates and/or patches free of charge for 1 year after acceptance. This software support shall include 1 year of telephone support associated with all functions of the operation of the MSMM.

13.0 Shipping – The contractor shall include all costs associated with shipping or transport of all items associated with this purchase description to the final destination of Tinker AFB, OK. Upon delivery, Tinker AFB personnel will offload the equipment to a staging area until representatives of the contractor can be on site for final installation. Any special accommodations will be noted by the vendor prior to receipt of equipment. Staging of equipment will not exceed 14 calendar days upon receipt of equipment, unless negotiated and agreed upon by the vendor and contracting officer if changes from the original contract are deemed necessary.

14.0 Delivery Schedule – The contractor shall submit a delivery schedule within 20 calendar days from the contract approval date. The schedule shall include the following dates:

preliminary quality conformance inspection prior to shipping, delivery date, installation/calibration date, and training dates.