Attachment 2 Technical_MachiningCtrEngineLathe.xlsx

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Attached to
AFLCMC Machining Center & Engine Lathes Federal contract opportunity
Solicitation number
47QSWC25Q0109
Issued by
GSA Federal Acquisition Service

About this file

This document is a detailed Technical Specification (Attachment 2) for Machining Centers and Engine Lathes for the United States Air Force Life Cycle Material Command (AFLCMC). The solicitation (RFQ 47QSWC25Q0109) seeks high-precision machine tools with specific technical requirements, including five machining center types ranging from 3-axis to 5-axis configurations with spindle speeds from 4,000 to 20,000 rpm and horsepower from 1 to 30 hp. The engine lathes are specified with various sizes and capabilities, featuring advanced CNC systems, automatic tool changers, comprehensive software packages (MasterCAM and SOLIDWORKS), and extensive hardware specifications.

Key technical requirements include integrated computer numeric control (CNC) systems with touchscreen interfaces, multiple operating modes, sophisticated axis and tool management features, and comprehensive safety mechanisms. The procurement includes a three-year technical support package, one-year warranty, on-site training for up to five technicians, and requires compliance with ANSI, OSHA, and NEMA standards. The solicitation is a full and open competition conducted under FAR Part 13 Simplified Acquisition Procedures, targeting commercial products that meet precise technical specifications for advanced machining equipment used in complex manufacturing operations.

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Machining CID 60225 Tech Accep

47QSWC25Q0109 - Machining Center & Engine Lathes
Attachment 1: Section 1 - Technical MATRIX
Offeror to complete responses within the blue fields
SPECIFICATION / SALIENT CHARACTERISTICSOFFEROR'S SPECIFICATION / SALIENT CHARACTERISTIC (Select from Drop Down if proposed solution meets, does not meet, or exceeds required specifications)OFFEROR'S QUOTE REFERENCE (Provide Page Number, Section/Paragraph of quotel that meets or exceeds required specifications)COMMENTS (If proposing different specifications, provide a detailed explanation for how proposed speciifcation lacks or exceeds the Government's requirements.
NOTE: (!!! CHANGING ANY INFORMATION IN THIS COLUMN WILL INVALIDATE YOUR OFFER!!!!!)MeetDoes Not MeetExceeds
(Machining Center Technical Specifications)
2.0 ClassificationMEETS
The machining centers shall be of the following types (see 7.3).

Type I – 3 Axis, 6,000 Spindle revolutions per minute (rpm), 7.5 horsepower (hp), 10 tool capacity (see Table I).

Type II – 3 Axis, 4,000 Spindle rpm, 1 tool capacity, 7.5 hp, 1 tool capacity (see Table I).

Type III – 3 Axis, 8,000 Spindle rpm, 30 hp, 20 tool capacity (see Table I).

Type IV – 5Axis, 20,000 Spindle rpm, 24 hp, 30 tool capacity (see Table I).

Type V – 5 Axis, 8,100 Spindle rpm, 30 hp, 30-50 tool capacity (see Table I).

The milling machines shall comply with the applicable minimum requirements in Table I.

3.0 Technical SpecificationsDOES NOT MEET
3.1General requirements. The machining center shall be new and one of the manufacturer's current models capable of operation in accordance with the requirements herein. All parts subject to wear, breakage, or distortion shall be accessible for adjustment, replacement, or repair. The machining center and CNC system shall be compatible in design and integrated into a complete functional unit. The CNC system shall direct all tool changes, spindle operations, and linear rotational motion on all axes for continuous-path, full-contour machining. The term "full contouring" is defined herein as a closed-loop control system having simultaneous control of position, direction, and rate of movement by linear, parabolic, circular, or helical interpolation. The machining center and CNC system shall be shipped to the AF ready to operate pending training and installation. The term “ready to operate” is defined herein as a minimum set of tooling and accessories, internal and external hardware and software, and components required for installation to operate the machining center and CNC systems to perform milling operations. The machining centers and CNC systems identified herein shall be fully enclosed and be designed to operate unattended at all times. The contractor shall identify all risks associated with unattended operations, and identify risk mitigation procedures and recommendations in the event of malfunction to ensure and maximize/maintain human and equipment safety.
3.2.1Base. The base shall support the other elements of the machine and shall incorporate materials, shape, and mass to minimize adverse vibration and deflection. The base shall provide a means for leveling and anchoring the machine.
3.2.2Worktable. The worktable length, width, and workpiece shall be in accordance with Table

I. The number and size of worktable T-slots shall be as specified in Table I. The configuration of the T-slots shall conform to the requirements of American National Standards Institute (ANSI) B5.1.

3.2.3Spindle assembly. The machining center shall be equipped with the manufactures standard spindle head, spindle speed range, and spindle drive motor. The spindle taper and tool shank V-flange shall comply with ASME B5.50. The spindle head shall be cooled (e.g., air, water, oil, or refrigerant cooling) to control spindle thermal growth.
3.2.4Machine ways. Machine ways for the worktable, cross-slide, column, and spindle head shall be of the design considered by the manufacturer as standard for the machine. All machine ways shall have telescoping protective covers to keep chips, coolant, and other debris from contacting bearing surfaces.
3.2.5Enclosure panels and splash guards. The machining center shall be equipped with enclosure panels and splash guards.
3.2.6Automatic tool changer and storage magazine. Where applicable per Table I, the machining center shall have an automatic tool changer and tool storage magazine. The automatic tool changer shall be capable of selecting the next tool from the storage magazine using the bidirectional random shortest path method. The automatic tool changer shall be capable of exchanging tools, returning the previous tool to the storage magazine, and tracking the tool for reuse.
3.2.7Rigid tapping. Rigid tapping shall be provided.
3.2.8Pressurized air system. The machining center shall provide an air supply piping system that can be connected to a pressurized air system. The piping system shall direct pressurized air through the spindle and to tool adapter tapers to remove debris from the taper surfaces during the tool-changing process.
3.2.9Chip conveyor system. Workpiece chips shall be removed automatically from the work area, and a conveyor system shall be provided to transfer chips to a collection bin.
3.2.10CNC system. The CNC system shall be based on either a personal computer (PC) open architecture or other software-programmable microprocessor design. System hardware and control panels shall be industrial grade.
3.2.11Milling machine features. A convenience package shall be included and affixed or mounted onto the front of the milling machine with the following components:
a.Front worktable made of stainless steel.
b.Control pendant.
c.Tooling holding vice mounted onto the machine made of stainless steel.
d.Tooling tray that supports 40 taper tool holders made of stainless steel.
e.Air pressure gun.
f.Stainless steel storage tray.
g.High-intensity lighting with limited heat output (example: LED lights) to illuminate, properly load and inspect workpiece.
3.2.12Electrical control box. The electrical control box shall consist of a clipboard, work beacon, vise handle holder, storage pull down access door, tool tray, G- and M- code reference list, operators manual, assembly data, and remote jog handle.
3.2.12.1Hardware features. The CNC system shall include, as a minimum, the following hardware:
a.Ethernet interface.
b.Wi-Fi connectivity between the controller and the local area network.
c.32 Gigabyte memory or greater Allowing storage of large programs and media files, including .jpeg, .png, .pdf, .mov, and .mp4.
d.Control touch-screen monitor.
e.One or more 32-bit or 64-bit microprocessors with math coprocessor.
f.Universal Series Bus (USB) port.
g.IBM-style keyboard or alpha-numeric keyboard with dedicated keys for specific machine functions (see 3.2.12.3 through 3.2.12.6).
h.Pendant for machine remote control from the worktable area.
i.Work light internally mounted in the machine.
Data package. An external data package with maintenance and technical support shall include, as a minimum, the following hardware and software:
a.Three (3) year multi-user subscription and/or license to most current version of MasterCAM software.
b.Three (3) year subscription and/or license to most current version of SOLIDWORKS Professional design and modeling software.
c.Personal computer (PC) with Windows 10 operating system or higher. Multiple core 64- bit processor, 16GB RAM, 2GB OpenFL 2.0 complaint graphics card, 1920 x 1200 screen resolution, 16GB disk space.
d.All hardware and software shall be capable and compatible with machine controllers and post-processors.
3.2.12.3Control panel. Unless otherwise specified, the CNC system shall include, as a minimum, a control panel with the following manual controls and switches:
a.Emergency stop. Press to stop all axis motion, disable servos, stop the spindle and tool changer, and turn off the coolant pump.
b.Handle jog.
c.Cycle start. Starts a program. This button is used to start a program simulation in graphics mode.
d.System keyed lock.
e.Power on and off switches.
f.CNC system start/stop switches (cycle start/stop switches).
g.Spindle start/stop switches; spindle motor power and spindle speed meters.
h.Spindle speed override rotary switch.
i.Feed hold. Stops all axis motion during a program.
j.Feed rate override.
k.Jog and jog direction.
l.Setup mode. In the locked position, this key switch prevents alterations to programs, settings, parameters, and offsets.
m.Second home. Press to rapidly move all axes to coordinate as specified in the settings.
n.Auto door override. Press this button to operate or close the auto door (if equipped).
o.Memory lock. In the locked position, this key switch prevents alterations to programs, settings, parameters, and offsets.
p.USB. Plug in compatible USB devices into this port. Shall be equipped with a dust cover.EXCEEDS
3.2.12.3.1 Mill keyboard
a.Function keys:
1.Reset – Clears alarms. Clears input text. Sets overrides to default values if Setting 88 is ON.
2.Power up – Zero returns all axes and initializes the machine control.
3.Recover – Enters tool changer recovery mode.
4.Tool Offset Measure – Records tool length offsets during part setup.
5.Next Tool – Selects the next tool from the tool changer.
6.Tool Release – releases the tool from the spindle when in MDI, ZERO RETURN, or HANG JOG mode.
7.Part Zero Set – records work coordinate offsets during part setup.
b.Cursor key:
1.Home – Moves the cursor to the top-most item on the screen; in editing, this is the top left block of the program.
2.Cursor Arrows – Moves one item, block, or field in the associated direction.
3.Page up, page down – Used to change displays or move up/down one page when viewing a program.
4.End – Moves the cursor to the bottom-most item on the screen. In editing, this is the last block of the program.
5.Program – Selects the active program pane in most modes.
6.Position – Selects the position display.
7.Offsets – Displays the Tool Offset and Work Offset tabbed menu.
8.Current Commands – Displays the menus for Devices, Timers, Macrons, Active Codes, Calculators, Advanced Tool Management, Tool Table and media.
9.Alarms – Displays the Alarm viewer and Message Screens.
10.Diagnostics – Displays tabs for Features, Compensations, Diagnostics, and Maintenance.
11.Settings – Displays and allows changing of user settings.
12.Help – Displays help information.
c.Display keys:
1.Program – Sets the active program in most modes.
2.Position – Selects the positions display.
3.Offsets – Displays the Tool Offset and Work Offset tabbed menu.
4.Current Commands – Displays menus for Devices, Timers Macrons, Active Codes, Calculators, Advanced Tool Management (ATM), Tool Table, and Media.
5.Alarms – Displays the Alarm viewer and Message Center.
6.Diagnostics – Displays tabs for Features, Compensation, Diagnostics, and Maintenance.
7.Settings – Displays and allows changing of user settings.
8.Help – Displays help information.
d.Mode keys:
1.Edit – Lets operator edit programs in the editor.
2.Insert – Enters text from the input line or the clipboard into the program at the cursor position.
3.Alter- Replaces the highlighted command or text from the input line or the clipboard.
4.Delete – deletes the item that the cursor is on, or deletes a selected program block.
5.Undo – Undoes up to the last 40 edit changes and deselects a highlighted block.
e.Jog keys:
1.Chip auger forward – Starts the chip removal system in the forward direction (out of the machine).
2.Chip auger stop – Stops the chip removal system.
3.Chip auger reverse – Starts the chip removal system in the “reverse” direction.
4.Axis jog keys – Jog axes manually.
5.Jog lock – Works with the axis jog keys.
6.Coolant up – Moves the optional programmable coolant nozzle up.
7.Coolant down – Moves the optional programmable coolant nozzle down.
f.Override keys: Allows the operator to change a parameter, without the need for altering the part program.
1.10 percent feed rate – Decreases the current feed rate by 10 percent.
2.100 percent feed rate – Sets an overridden feed rate back to the programmed feed rate.
3.Handle control feed rate – Let operator use jog handle to adjust the feed rate in 1 percent increments.
4.10 percent spindle – Decreases the current spindle speed by 10 percent.
5.100 percent spindle – Sets the overridden spindle speed back to the programmed speed.
6.10 percent spindle – increases the current spindle speed by 10 percent.
7.Handle spindles – Lets you use the jog handle to adjust the spindle speed in 1 percent increments.
8.Forward – Starts the spindle in clockwise direction.
9.Stop – Stops the spindle.
10.Reverse – Starts the spindle in the counter clockwise direction.
3.2.12.3.2Control display. The basic control layout shall include the following:
a.Mode, Network and Time Status Bar.
b.Program Display.
c.Active Codes.
d.Active Tools.
e.Coolant.
f.Alarm Status.
g.System Status Bar.
h.Position Display / Axis Load.
i.Input Bar.
j.Icon Bar.
k.Spindle Status.
3.2.12.3.3Standard calculator. The calculator tab shall include calculators for basic mathematical functions, milling and tapping. For example, addition, subtraction, multiplication and division as well as square root and percentage. The calculator lets you easily transfer operations and results to the input line so that you can put them into programs. You can also transfer results into the Milling and Tapping calculators.
3.2.12.4Operating modes. The CNC system shall include, as a minimum, the following operating modes:
a.Manual operation mode.
b.Manual data input mode.
c.Setup mode.
d.Learn mode.
e.Transmit and receive mode.
f.Conversational mode.
g.Auto mode.
h.Machine diagnostic/maintenance/monitoring modes.
i.Background editing mode/split screen program preview.
3.2.12.5Axis and tool management. The CNC system shall include, as a minimum, the following axis and tool management features:
a.Tool length compensation.
b.Tool life management.
c.Cutter diameter compensation.
d.Tool breakage detection.
e.Scale feedback.
f.Backlash compensation.
g.Tool offsets.
h.Number of tool offsets.
i.Tool number.
j.Type of tool.
k.Maximum load (highest load, in percent, that has been put on the tool).
l.The remaining percentage of the tool life.
3.2.12.6Software features. The CNC system shall include, as a minimum, the following software programming and control features:
a.Simultaneous control of X-, Y-, and Z-axes and up to two optional rotary axes.
b.Linear, circular, parabolic, and helical interpolation.
c.Inch/metric switchable programming.
d.Decimal point programming.
e.Workpiece graphic display rotation.
f.Tool path graphic display.
g.Reference zero.
h.Standard G-codes, M-codes, and T-codes.
i.Standard suite of preprogrammed cycle software.
j.Dimensional absolute/incremental programming.
k.Cartesian/polar coordinate programming.
l.Parametric programming.
m.High-Speed Machining processor option.
n.Renishaw probe.
3.2.12.7Variable data block format. The preparatory function G-codes, miscellaneous function M-codes, and tool function T-codes shall be in accordance with SAE RS-274.
3.2.12.8Battery backup. The CNC system shall have a volatile memory battery backup (dual battery configuration) for an uninterrupted power supply (UPS) with a storage capacity of not less than 72 hours.
3.2.12.9Lubrication system. The machining center shall be equipped with an automatic lubricating system to direct fluid flow from the reservoir to all machine components requiring continuous lubrication. Machine parts requiring periodic manual lubrication shall be readily accessible through doors or removable panels.
3.2.13Coolant system. Cutting tools shall be flood cooled, and the machine shall be equipped with a system to control the rate of clean coolant flow from the reservoir and to direct coolant flow to nozzles mounted on the spindle head. The coolant level shall be displayed on the main screen and shall indicate if it is on or off.
3.2.14Electrical system. The electrical system shall conform to the ANSI/National Fire Protection Association (ANSI/NFPA) 79. See Table I for additional details.
3.2.15Electric motors. The spindle drive motor horsepower shall correspond to a one-hour duty cycle rating. All motors shall have sealed and permanently lubricated ball or roller bearings, shall be energy efficient, and shall conform to the National Electrical Manufacturers Association (NEMA) MG-1. The motors shall have open drip proof enclosures. Motion and position control motors and controls shall conform to NEMA ICS 1, NEMA ICS 3, and NEMA MG-7, unless otherwise agreed to by the Government (example: Air Force Metals Technology Office).
3.3 Performance (See CID 60225 document attached to RFQ)
3.3.1Machine tooling and accessory equipment. The contractor shall deliver tooling in Table II in accordance with equipment type identified in Table I. (See CID 60225 document attached to RFQ)
3.4Machine axes. The machining center linear and rotary axes shall be identified in accordance with SAE RS-274D.
3.5Machine dimensions and weight. Machine dimensions and weight shall be in accordance with Table I.
3.6Safety and health requirements. The machine shall be designed and manufactured in accordance with ANSI B 11.8. The manufacturer shall ensure that the machine and all equipment and accessories used on the machine shall be in compliance with Occupational Safety and Health Administration (OSHA) 29 CFR PART 1910. If a conflict arises between the ANSI and OSHA standards, the OSHA standards shall take precedence.
3.7System of units. The machine shall be capable of supporting U.S. Customary System of Units (US) and the International System of Units (SI) to graduate measuring and indicating devices. Regardless of the measurement system used, all measuring and indicating devices on the machine shall be graduated in the same system. Measuring and indicating devices shall be graduated in both the US and SI system of measurements.
3.8Nameplate. A nameplate shall be securely attached to the machine. At a minimum, the nameplate shall contain the following information:
a.Nomenclature.
b.Manufacturer's name.
c.Serial number.
d.Machine model designation.
e.Power input (volts, total amperes, phase, and frequency).
f.Short-circuit/over-current rating.
g.Contract number or order number.
h.National stock number.
i.Date of manufacture.
3.9Lubrication plate or chart. A lubrication plate or chart shall be attached to the machine. The information provided on the plate or chart shall include:
a.Points of lubricant application.
b.Servicing interval.
c.Type of lubricant(s) with SAE number or lubricant identifier.
3.10Equipment Training. A complete overview of the machine controller, graphics display, and machine function and operation shall be provided at the installation location. Training shall be coordinated with the training point of contact (POC) at the installation location no later than seven calendar days after setup/commissioning at the installation location. The training POC will be provided by the government at the time of order. Training shall follow installation of the equipment and last no more than three days for a maximum of five technicians. Training shall provide the necessary skills and knowledge to operate the machine safely, execute manual data input functions, manual operation of machinery, load tooling into tool changer, conduct tooling offsets, and importing manufacturing files. Electronic versions of training materials shall be accessible to training participants for a minimum of three years after completion of the training.
3.11Warranty. A minimum one year warranty shall be provided to protect against defects, breaks, or component failures during normal operations. The warranty shall include the replacement and installation of components/assemblies at the installation location by an OEM- certified technician. The warranty does not cover consumable items such as tooling identified in

3.3.1. For equipment located in austere operating environments, an OEM-certified technician may oversee the repair by a government representative; however, replacement components will still be provided as part of the warranty.

3.12Support. Technical support for the equipment and software shall be provided for a period of three years after the date of purchase. Technical support shall be accessible, at a minimum, via phone and email.
4. REGULATORY REQUIREMENTS
4.1Regulatory requirements. The offeror/contractor is encouraged to use recovered materials or bio-based content to the maximum extent practicable, in accordance with Federal Acquisition Regulation, (FAR) Part 23.403.
4.2Environmental protection. The item shall meet all applicable Environmental Protection Agency (EPA) restrictions in effect on the date of the contract. These regulations apply to the emission of materials hazardous to the environment or the user’s health and shall be adhered to during the manufacturing, service, transportation, storage, and operation/use of the item.
5.0 PRODUCT CONFORMANCE PROVISIONS
5.1Product conformance. The products shall meet the salient characteristics of this CID; conform to the manufacturer's own drawings, specifications, standards, and quality assurance practices; and be the same machine offered for sale in the commercial market. The Government reserves the right to require proof of such conformance.
5.2Inspection. The machining center shall be inspected for compliance with all requirements specified in this CID.
5.3Testing. The machining center shall be tested in accordance with sections 5.3.1 through

5.3.4. Testing shall demonstrate compliance with requirements herein and shall be verified by the cognizant Government Engineering Support Authority (Air Force Metals Technology Office / Metal Fabrication and Technologies Office).

5.3.1Test setup, and conditions. The manufacturer shall be responsible for supplying all installation support, tooling and material(s) and shall conduct all tests required by the Government. The manufacturer shall provide all manpower required to support testing and all test instruments and equipment with calibration traceable to National Institute of Standards and Technology (NIST) and shall provide certification of calibration. The machine shall be tested in accordance with environmental conditions specified in American Society of Mechanical Engineers (ASME) B5.54.
5.3.2Operational test. The machining center and the CNC system shall be operated in accordance with the manufacturer's standard operational test procedures. The Government must approve any testing plans/procedures prior to testing occurring; the contractor shall be responsible for all related testing, test planning and the production of a final, comprehensive test reports. Proper operation of all controls and features shall be demonstrated and verified during this trial period by the Government (example: Air Force Metals Technology Office / Metal Fabrication and Technologies Office, etc.).
5.3.3Performance tests. Performance tests shall be conducted in accordance with appendix B of ASME B5.54, or equivalent (Government concurrence shall be required.). The contractor shall work with the Government to ensure testing occurs per this specification and ASME B5.54.
5.3.4Maximum horsepower cutting test. To demonstrate machine rigidity, performance, and capability, the machining center shall be tested in accordance with ASME B5.54, paragraph 9.5.8 (or ISO 10791-7:2014(E)), which specifies full-torque test cuts on a 4340 steel (300-350 BHN) workpiece with either a face or end mill. No evidence of chatter, stalling, or permanent distortion of machine components shall be permitted during or subsequent to the test.
5.3.5Optional tests. Optional tests shall be conducted, by the contractor, as specified by the Government.
5.3.6Acceptance. Preliminary and final acceptance tests shall be conducted at the manufacturer's site. Failure of the machining center to meet performance requirements shown in Table I, and in section 3 herein, for the machine type specified shall result in rejection.
5.3.7Optional tests. Optional tests shall be conducted, by the contractor, as specified by the Government.
6. PACKAGING
6.PACKAGING. Preservation, packing, and marking shall be as specified by the contract or order.

Note: Any deviation from the above described equipment, characteristics and requested delivery and installation shall be noted in the offeror’s Technical Discussion and explanation provided for how it compares to the required specifications and delivery as well as detailed descriptions of any added value or benefit to the Government.

Eng Lathe CID 60023 Tech Accept

47QSWC25Q0109 - Machining Center & Engine Lathes
Attachment 1: Section 1 - Technical MATRIX
Offeror to complete responses within the blue fields
SPECIFICATION / SALIENT CHARACTERISTICSOFFEROR'S SPECIFICATION / SALIENT CHARACTERISTIC (Select from Drop Down if proposed solution meets, does not meet, or exceeds required specifications)OFFEROR'S QUOTE REFERENCE (Provide Page Number, Section/Paragraph of quotel that meets or exceeds required specifications)COMMENTS (If proposing different specifications, provide a detailed explanation for how proposed speciifcation lacks or exceeds the Government's requirements.
NOTE: (!!! CHANGING ANY INFORMATION IN THIS COLUMN WILL INVALIDATE YOUR OFFER!!!!!)MeetDoes Not MeetExceeds
(Engine Lathe Technical Specifications)
2.0 CLASSIFICATIONMEETS
2.CLASSIFICATION

The flatbed lathes and turning centers shall be of the sizes specified in Table I. The size is the maximum cutting length (also referred to as the center-to-center distance) as shown in Table I. The size to be furnished shall be as specified (see 7.2.b). (SEE TABLE ON CID 60223)

3.0 TECHNICAL SPECIFICATIONSDOES NOT MEET
3.1General requirements.The lathe or turning center shall be new and one of the manufacturer’s current models capable of operation in accordance with the requirements herein. The lathe or turning center shall be constructed from materials with sufficient mass and strength and configured in a shape and size that shall support the workpiece and machine components while minimizing element deflections and initiated and/or transmitted vibration during operation. The rotational axis of the workpiece shall be horizontal. The longitudinal axes of machine ways supporting the carriage, tailstock, steady rests, or tool rests shall lie in a horizontal plane and shall be parallel to the rotational axis of the workpiece. All parts subject to wear, breakage, or distortion shall be accessible for adjustment, replacement, and repair. Access doors or removable panels shall be provided for servicing all components located within the lathe or turning center.

The machining center and CNC system shall be shipped to the AF ready to operate pending training and installation. The term “ready to operate” is defined herein as a minimum set of tooling and accessories, internal and external hardware and software, and components required for installation to operate the machining center and CNC systems to perform milling operations.

3.2Components. The lathe or turning center shall include, at a minimum, the following components:
3.2.1Base. The base shall support the lathe or turning center bed and all components mounted thereon. The base shall provide a means for leveling and anchoring the machine. A swarf- collection area shall be provided to collect and retain turning chips and coolant fluid either adjacent to or within the base.
3.2.2Base Anchoring. The lathe or turning center shall be delivered with fasteners, adapters, clamps, or other hardware required to affix the base to the floor. Maximum diameter for each hole required in the shop floor shall be 1 inch.
3.2.3Bed.The bed shall support the machine ways upon which the carriage, tailstock, and tool or workpiece rests travel. The bed shall be configured to allow the chip swarf to either pass through openings in the bed or be diverted to the collection area.
3.2.4Spindle and Spindle Drive. The spindle shall be fabricated from alloy steel, then hardened and ground. The spindle shall be supported on preloaded, antifriction roller or ball bearings within the headstock. All spindle bearings shall be sealed and lubricated for life. The spindle shall be dynamically balanced both before and after assembly. The spindle shall be thermally isolated from the headstock and spindle drive. The spindle nose shall conform to American Society of Mechanical Engineers (ASME) B5.9. Spindles shall be compatible with provided chucks (see section 3.2.5) as listed in Table I Spindles shall conform to the requirements listed in Table II. (SEE CID 60023 FOR TABLE INFORMATION)
The lathe or turning center shall have a chuck provided in the size noted in Table I. The chuck shall be a 3-jaw chuck featuring serrated jaws and clamping force necessary to hold the workpiece during turning operations. Adapters and hardware necessary to mount the chuck must be included. Lathes or turning centers shall include a manual, wrench-operated chuck. Chucks shall conform to American Society of Mechanical Engineers (ASME) B5.9.
3.2.6Machine ways. Machine ways shall be the standard design of the manufacturer. A means shall be provided to prevent coolant and chip swarf from accumulating on machine ways and becoming lodged between sliding parts. Machine ways shall be machined/ground smooth to allow continuous, uninterrupted movement of carriages, guides, and slides for machining operations. Machine ways shall not corrode or degrade under normal operations and maintenance conditions and/or storage for no less than fifteen (15) years from the date of procurement.
3.2.7Carriage. Carriage(s) shall be mounted on the bed machine ways and shall move parallel to the rotational axis of the workpiece. Carriages shall support movement and use of the cross-slide(s). Carriages shall be a configuration allowing the movement of the cross-slide or tool turret assembly to be on a plane parallel to the spindle axis. Carriages shall be capable of programmable, hands-free movement.
3.2.8Cross-slide and Tool Turret Assembly.The lathe or turning center shall have a cross-slide mounted on the carriage. The cross-slide shall allow for tool travel perpendicular to the rotating axis of the workpiece. The cross-slide shall support the functionality of the applicable tool station and tool turret. The cross-slide and tool turret shall be capable of programmable, hands-free movement.
3.2.9Tool turret(s). A tool turret shall be provided with a minimum of four (4) stations for automated tool changing and indexing for unattended operations. The lathe or turning center shall be operable with the tool turret installed or removed. Tool turrets shall have the capability of programmable, hands-free changing between installed tools.
3.2.10Axis drive mechanisms. Each motion-control axis of the lathe or turning center shall be actuated by an independent axis drive. Each axis drive shall have a brushless servomotor coupled directly onto a ball screw anchored at both ends and a closed-loop feedback control system to position the driven component.
3.2.11Tailstock. The lathe or turning center shall have a removable tailstock located on the bed opposite the spindle. The centerline of the tailstock shall be coincident with the centerline of the spindle. The tailstock shall be equipped with a moveable quill with a minimum 6 inches of travel and shall accommodate various material-holding centers and cutting tools. The tailstock shall have a locking device to hold it in position after adjustment.
3.2.12Safety devices. An emergency stop switch/button shall be provided that when pressed will instantly stop all motion of the machine, servomotors, tool changers, and coolant pump. The system shall allow the operator to define the maximum allowable tool load, as a percentage, and the resulting action when that load is exceeded, including system alarm. Limit switches shall be provided at both ends of each axis of travel to prevent over-travel. Automatic machine-actuated safety warnings, trips, and/or stoppages shall activate an indicator light on the operator control panel and produce a visual alarm. Torque-limiting capabilities shall be included on all axis drives. The lathe or turning center shall have a protective enclosure with locking doors that prevent access to the workpiece and tools when in locked operation. When in unlocked operation, the rapid motion shall be limited to 25 percent of normal rapid operations, spindle rotation shall be limited to 50 rpm, and tool change shall not be allowed. The enclosure shall be configured to afford easy operator access to the workpiece when doors are open and clear observation when the lathe or turning center is in use.
3.2.13Control system. The lathe or turning center shall be capable of manual control from a local operator station, semi-automatic control from manual data input (MDI) devices, and automatic control from programs stored in the memory of the CNC system or external drives. The control-system components shall be industrial grade, and enclosures shall be type 12 in accordance with National Electrical Manufacturers Association (NEMA) 250. The control system shall have the capability to perform a screen capture to save an image of the current control screen to the hard drive or external USB drive. The lathe or turning center shall be capable of operating in the following modes:
a.Manual operation mode.
b.Manual data input (MDI) mode.
c.Programming mode.
d.Automatic mode.
e.Background editing mode.
f.Machine diagnostic/maintenance/monitoring modes.
g.Remote monitoring using an Android or iOS device.
h.Wireless file transfer using an Android or iOS device.
3.2.13.1Machine-status indicators.The lathe or turning center shall include, as a minimum, the following machine-status indicators:
a.Power-on indicator.
b.Operational mode indicator.
c.Spindle-power indicator.
d.Spindle-speed indicator.
e.Axis-movement direction indicators.
f.Axis-movement speed indicators.
g.Accessory system (e.g., air, hydraulic, coolant, lubrication) status indicator(s).
h.Overload and/or trouble indicator(s).
i.Overload and/or trouble alarm.EXCEEDS
3.2.13.2Manual controls. The lathe or turning center manual controls shall include, as a minimum, the following functions:
a.Emergency stop.
b.Key-actuated system lock.
c.Power on/off.
d.Spindle start/stop.
e.Spindle-speed override.
f.Carriage motion.
g.Cross-slide motion.
h.Tailstock motion.
i.Tool-station indexing.
j.Feed hold.
k.Feed-rate override.
l.Jog motion and jog direction.
m.CNC-system start/stop
3.2.13.3Computer numeric control. The lathe or turning center shall have a CNC system that is a completely integrated, functional unit. The CNC system shall operate as a continuous-path system providing full contouring capability. The term “full contouring”, as used herein, shall be defined as a closed-loop control system having simultaneous control of position, direction, and rate of movement of all controlled axes. The CNC system shall always be active when electric power is supplied to the lathe or turning center. The CNC system shall, as a minimum, automatically control the following functions:
a.Spindle speed.
b.Carriage motion.
c.Cross-slide motion.
d.Tool-station indexing.
e.All accessory systems (e.g., air, hydraulic, coolant, lubrication).
f.Other machine functions considered by the manufacturer as standard.
3.2.13.4Hardware features. The CNC system shall include, as a minimum, the following hardware features:
a.Minimum of three (3) 32-bit microprocessor having a minimum operating speed of 1000 blocks per second.
b.Buffer-storage capacity sufficient to allow continuous program execution without non- programmed stops, delays, or pauses.
c.A USB port capable of reading external USB devices formatted in FAT32.
d.A minimum 15-inch, full-color, LCD touchscreen allowing screen navigation, data entry, and full operational control.
e.Minimum 1 GB internal memory for program/operational storage.
f.Standard Ethernet port for network connectivity.
g.Wi-Fi connectivity.
3.2.13.5Software features. The CNC system shall include, as a minimum, the following programming software and control features:
a.EIA RS-274 variable data-block programming format (standard G-codes).
b.Decimal-point programming.
c.Conversational mode programming.
d.Inch/metric programming.
e.Programmable zero-point reference.
f.Absolute and incremental motion-control programming.
g.Simultaneous control of all motion axes.
h.Linear, circular, and helical motion interpolation.
i.Constant surface-speed capability.
j.Manufacturer’s standard suite of preprogrammed machine operational cycles.
k.Workpiece graphic display.
l.Tool-path graphic display.
m.Tool-length compensation.
n.Tool offsets.
o.Scale-feedback compensation.
p.Drive-backlash compensation.
q.Maintenance-monitoring package.
r.Diagnostics assistance.
s.Support user-defined macros (i.e., subroutines for repeated cycles, probing routines, special functions, etc.).
3.2.13.6Data Package. The CNC system shall include an external data package with maintenance and technical support that shall provide, as a minimum, the following hardware and software:
a.Three-year multi-user subscription and/or license to the most current version of MasterCAM (see 7.4c).
b.Three-year subscription and/or license to the most current version of SOLIDWORKS Professional design and modeling software.
c.Personal computer (PC) with Windows 10 or higher operating system, multiple core 64-bit processor, 16GB RAM, 2GB Open FL 2.0-complaint graphics card, 1920 x 1200 screen resolution, and 16GB disk space.
d.All hardware and software shall be capable and compatible with machine controllers and post-processors.
3.2.14Compressed-air system.A compressed-air system connected either to shop air or to a dedicated air compressor and tank shall be provided. Connection ports to and from the compressed air system shall be 3/8-inch supplied at 80 psi. The compressed-air system shall include piping, valves, fittings, regulated water/oil separator, and other appurtenances necessary for the operation of the pneumatic components. The compressed-air system shall conform to the requirements of NFPA T2.25.1M.
3.2.15Electrical system. The electrical system shall conform to the National Fire Protection Association (NFPA) 79. The system shall have multiple electrical connectivity options per Table III. (SEE TABLE III ON CID 60023)
3.2.16Electric motors. The spindle-drive motor and motion-control motors shall be brushless, sealed, and permanently lubricated ball or roller bearings, shall be energy efficient, and shall conform to NEMA MG 1 and NEMA ICS 16, respectively. The spindle-drive motor shall have an open drip-proof enclosure. Motion- and position-control motors and controls shall conform to NEMA ICS 1 and NEMA ICS 3.
3.2.17Tooling, Attachments, and Accessories. All tooling, attachments, accessories, and hardware required to render the machine usable shall be included, including, as a minimum:
3.2.17.1Toolholders. A minimum of two removable toolholders shall be provided. Toolholders shall be functional with the lathe or toolholder provided and able to be fully integrated with the CNC and software. The toolholder shall be capable of holding C-style inserts via top clamping and hole clamping, though not simultaneously. The toolholder shall be in a right-handed, external tool orientation and have a 95-degree angle. The toolholder shall conform to ISO 13399 standards.
3.2.17.2Standard Boring Bar. A removable boring bar shall be provided that is functional with the lathe or toolholder and can be fully integrated with the CNC and software. The boring bar shall be capable of holding C-style inserts via top clamping and via hole clamping. The toolholder shall be in a right-handed, external tool orientation and have a 95-degree angle. The toolholder shall conform to ISO 13399 standards. The boring bar shall have a length of 8 inches and a minimum machining diameter of 1.2 inches.
3.2.17.3Fine Finish Inserts. A minimum of ten C-style inserts shall be provided with the appropriate grade for fine finishing of steel and cast iron. Inserts shall be compatible with the toolholder specified in 3.2.17.1. Insert sizes shall be 0.5 inches with a maximum thickness of

0.19 inches.

3.2.17.4Medium Finish Inserts. A minimum of ten C-style inserts shall be provided with the appropriate grade for medium-light finishing of steel and cast iron. Inserts shall be compatible with the toolholder specified in 3.2.17.1. Insert sizes shall be 0.5 inches with a maximum thickness of 0.19 inches.
3.2.17.5Steady rest. A removable steady rest shall be provided for increased support when turning long or narrow workpieces. The steady rest shall be able to be positioned anywhere along the workbed in the Z direction and mechanically locked into place. The steady rest shall be usable with or without the tailstock in use. The steady rest shall be adjustable to support workpieces from a minimum of 0.25 inches up to 5.0 inches.
3.2.17.6Quick-Change Tool Kit. A removable quick-change tool post shall be provided that allows for quick and repeatable manual tool changes. The kit shall include all hardware for mounting the tool post onto the system, at least four turn/face toolholders compatible with the toolholders specified in 3.2.17.1, and a boring-bar holder compatible with the boring bar specified in 3.2.17.2. The tool post shall be capable of rotating/adjusting orientation and locking into place.
3.3Equipment Training. A complete overview of the machine controller, graphics display, and machine function and operation shall be provided at the installation location. Training shall be coordinated with the training point of contact (POC) at the installation location no later than seven calendar days after setup/commissioning at the installation location. The training POC will be provided by the Government at the time of order. Training shall follow installation of the equipment and last no more than three days for a maximum of five technicians. Training shall provide the necessary skills and knowledge to operate the machine safely, execute manual data- input functions, manually operate machinery, load tooling into tool changer, conduct tooling offsets, and importing manufacturing files. Electronic versions of training materials shall be accessible to training participants for a minimum of three years after completion of the training.
3.4Warranty. A minimum one-year warranty shall be provided to protect against defects, breaks, or component failures during normal operations. The warranty shall include the replacement and installation of components/assemblies at the installation location by an OEM- certified technician. The warranty does not cover consumable items such as tooling identified in

3.2.17.2 through 3.2.17.4. For equipment located in austere operating environments, an OEM- certified technician may oversee the repair by a Government representative; however, replacement components shall still be provided as part of the warranty.

3.5Support. Technical support for the equipment and software shall be provided for a period of three years after the date of purchase. Technical support shall be accessible, at a minimum, via phone and email.
3.6Performance. When tested in accordance with section 5.3, the lathe or turning center shall meet either the precision or standard performance category requirements shown in Table IV. (SEE CID 60023 FOR TABLE IV)
3.7Safety and health requirements. The machine shall be designed and manufactured in accordance with ANSI B11.6. The manufacturer shall ensure that the machine and all equipment and accessories used on the machine shall comply with Occupational Safety and Health Administration (OSHA) 29 CFR PART 1910. If a conflict arises between the ANSI B11.6 and OSHA standards, the OSHA standards shall apply.
3.9Nameplate. A nameplate shall be securely attached to the machine and shall contain the following information:
a.Nomenclature.
b.Manufacturer’s name.
c.Serial number.
d.Machine model designation.
e.Power input (volts, total amperes, phase, and frequency).
f.Short-circuit/overcurrent rating.
g.Contract number or order number.
h.Applicable National stock number.
i.Date of manufacture.
3.10Lubrication plate or chart. A lubrication plate or chart shallbe attached to the machine. The information provided on the plate or chart shall include:
a.Points of lubricant application.
b.Servicing interval.
c.Type of lubricant(s) with SAE number or lubricant identifier.
5.1Product conformance.The products shall meet the salient characteristics (section 3) of this commercial item description; conform to the manufacturer’s own drawings, specifications, standards, and quality assurance practices; and be the same product offered for sale in the commercial market. The Government reserves the right to require proof of such conformance.
5.2Inspection.The lathe or turning center shall be inspected to determine compliance with all requirements specified in this CID.
5.3Testing. The lathe or turning center shall be tested in accordance with sections 5.3.1 through
5.3.1Should a malfunction or a failure occur during any test, the problem shall be corrected, and the test shall be rerun from the beginning.
5.3.1Test setup and conditions.The manufacturer shall be responsible for supplying all tooling and materials and shall conduct all tests required by the Government. The manufacturer shall provide test instruments and equipment with calibration traceable to the National Institute of Standards and Technology (NIST) and shall provide certification of calibration. The machine shall be tested in the environmental conditions considered by the manufacturer as standard for machine- performance verification.
5.3.2Operational test. The lathe or turning center shall be operated in accordance with the manufacturer’s standard operating procedures. The lathe or turning center shall be operated for not less than four hours in which proper operation of all controls and features shall be verified.
5.3.3Performance tests. The performance tests shall be conducted in accordance with procedures considered by the manufacturer as standard for machine performance verification.
5.4Acceptance. Preliminary and final acceptance tests shall be conducted at the manufacturer’s site. The results of the performance tests shall be compared with the performance requirements shown in table IV. Failure of the machine to meet the performance category requirements shown in table IV shall be cause for rejection.
6.PACKAGING Preservation, packing, and marking shall be as specified in the contract or purchase order.
7.1Part identification number (PIN). The following part identification numbering procedure is for Government purposes and does not constitute a requirement for the contractor.

A-A-60023-XX

Size: Reference Table I 30 = 30.0 inches 48 = 48.0 inches CID number

7.4Ordering data. Acquisition documents must specify the following:
a.Title, number, and date of this document.
b.Size of lathe or turning center required (see 2).
c.Three (3) year multi-user subscription and/or license to most current version of MasterCAM software.

Note: Any deviation from the above described equipment, characteristics and requested delivery and installation shall be noted in the offeror’s Technical Discussion and explanation provided for how it compares to the required specifications and delivery as well as detailed descriptions of any added value or benefit to the Government.

Sheet1

File details come from the government source that posted it. Updated .