Statement Of Specification for the Procurement of a Vertical Tilt-Frame Bandsaw

1. SCOPE: This Specifications defines the requirements for one each (1 ea.) VERTICAL Tilt- Frame Metal cutting Band Saw.

2. DESCRIPTION: The equipment shall consist of one each (1 ea.) Vertical Tilt-Frame bandsaw (Amada VT4555M or equivalent) that meets a minimum of the following requirements.

2.1. DESIGN: The machine shall be new and unused, capable of performing its intended function. The machine shall be complete, so that when connected to the utilities identified herein, it can be used for any function for which it is designed and constructed.

2.2. WORKTABLE: The machine shall be equipped with a T-slotted worktable that has a Work area of 24.25” x 33” a Table height of 38” and two machined T-slots.

2.3. ELECTRICAL DESIGN: The entire electrical system shall conform to the requirements below and NFPA '79. All machine components shall use a single electrical source.

2.4. WORK LIGHT: The equipment shall include a work light to illuminate the work envelope. The lighting shall comply with NFPA 79 requirements and have a protective shield. Fluorescent or other lighting with a strobe effect is not acceptable.

2.5. CONTROLS: Operator controls, instrumentation and indicators shall be mounted convenient to operating personnel. Such devices shall be clearly and legibly marked for function and identification. Controls shall be fitted with suitable handles, pushbuttons, or control knobs, as applicable. Controls shall be provided with an IEC fused disconnect switch and magnetic motor starters with overload and low-voltage protection. Power supply shall provide low voltage (24 volts DC) control to all push buttons at operator’s control panel and machine lighting circuits. The PLC control and drives shall be mounted in a moisture-tight compartment with vibration isolation mounting.

2.6. FRONT MOUNTED SPEED CONTROL: Machine shall be equipped with Front- Mounted Speed Control that allows blade speed to be adjusted from operator’s control station.

2.7. ELECTRICAL EQUIPMENT: All Electrical Equipment shall conform to National Electrical Code NFPA 79 and The Electrical Control Panel shall be U.L. Labeled.

1.1. SAFETY SIGNS AND LABELS: Safety signs and labels shall be in accordance with NEMA Z535.4. Safety signs and labels shall be securely attached to the equipment in visible locations, at the point of hazard(s), with any safety precautions to be observed by the operator or maintenance personnel permanently marked on the signs.

1.2. BAND WHEELS: Band wheels shall be manufactured from cast iron with a diameter no less than 19”.

1.3. MITER CUTTING: Column and blade shall tilt up to 60° right and left of vertical with work always stationary.

1.4. SAW FEED STOPS: Machine shall be equipped with Adjustable stops can be pre-set to stop advance of the saw head and return of blade and to stop motor at any location within the 18” (457 mm) travel of the blade.

1.5. WORK HOLDING VISE: Vise shall meet a minimum of the following requirements.

a) Maximum opening 18” (minimum)

b) Jaws designed to be shifted to either right or left side of blade

c) Jaws shall be 6” high and 12” wide.

1.6. SAFETY GUARDING: Covers, guards, or other safety devices shall be provided per

ANSI B11.22 and 29 CFR 1910. The safety devices shall not interfere with the operation of the machine. The safety devices shall prevent unintentional contact with the guarded part, and shall be removable to facilitate inspection, maintenance, and repair of the parts.

1.7. COOLANT SYSTEM: Machine shall be provided with a 21 gallon flood coolant system controlled by on-off selector switch at operator’s station.

1.8. GUIDE SYSTEM: upper and lower guides shall be equipped with preloaded carbide faced back-up blocks to support the back edge of the blade.

1.9. INTERCHANGEABILITY: All parts subject to replacement shall be manufactured to definite dimensions and tolerances. Replacement parts shall be interchangeable without requiring modification.

1.10. LUBRICATION: Bearings (except sealed-for-life and self-lubricating type), mating gears and sliding parts shall be provided with means for lubrication. Reservoirs of splash-type systems shall be fitted with oil level sight gauges. Automatic force-feed and manually operated force feed systems shall be supplied with a filter. Manually operated systems shall have control handles mounted in an accessible location convenient to the operator. Oil holes, grease fittings and filler caps shall be easily accessible.

2. REQUIREMENTS: The machine shall be provided with the following options and meet the following additional requirements.

2.1.1. Electrical requirements: 460 Volts / 60 HZ / 3 Phase

2.1.2. Powered column tilt with locking system.

2.1.3. Remote push button station

2.1.4. Digital Tilt Readout.

2.1.5. Laser Line Generator

2.1.6. Material Handling Conveyor: Saw shall have 15 feet of conveyor on loading side and 15 feet of conveyor on the discharge side. Conveyor sections shall meet the requirements below.

2.1.6.1. Loading side is as follows: Loading side total 15’

2.1.6.1.1. 1 ea. 8/F055 First section dead roller conveyor (00043) 5’

2.1.6.1.2. 1 ea. 8/X055 Extension deal roller conveyor (00044) 5’

2.1.6.1.3. 1 ea. SP1118 First section Free Standing dead roller conveyor

(00053) 5’

2.1.6.2. Discharge side is as follows: Discharge side total 15’

2.1.6.2.1. 1 ea. 8/SP1040 First section dead roller conveyor w/manual length gauge (00071-RH 8FG00160-LH) (LEFT) 10’

2.1.6.2.2. 1 ea. 8/SP1097 Extension dead roller conveyor with Gauge Rail

(00083) 5’

2.1.6.3. Eccentric Lift Rollers mounted on loading side roller conveyor designed to manually raise roller and material slightly above machine table. Lift capacity shall be rated at no less than 1,000 pounds. E12

2.1.6.4. Additional rollers designed to be installed between standard rollers.

2.1.7. Infinitely variable speed drive system

2.1.8. Coolant flushed, blade cleaning wire brush.

2.1.9. Blade tension ratchet stops pre-set at factory

2.1.10. Flushing hose and auxiliary coolant nozzles

2.1.11. Built in Flood System with Coolant pan.

2.1.12. Automatic Band Mist lubricator.

2.1.13. Unist Coolube 2210 (1 gallon)

2.1.14. 3° Canted Column.

2.1.15. Blade breakage/stall motion detector-shut off switch

2.1.16. Band door interlocks.

2.1.17. Automatic Column Return.

2.1.18. Clutch Power Feed

2.1.19. Length Gauge for gauging work pieces from 0.062” to 10.5” long.

2.1.20. Air Powered Vice 2 Ea.

2.1.21. Quantity of five (5) jaws in addition to the standard set that comes with the bandsaw (One standard and two sets of high jaws and two sets of 45-degree high jaws).

2.1.21.1. 1 ea. (E4) Additional set of the standard vise (00092)

2.1.21.2. “2 TOTAL” – (HIGH jaw “square” vise) (1 ea. (E5) High jaw vise-

COMPLETE (00094) and 1 ea. (E6) High jaws (JAWS ONLY) (00049))

2.1.21.3. “2 TOTAL” – (45-degree High jaw vise) (1 ea. 45-degree High jaw vise-

COMPLETE (00093) and (1ea. 45-degree High jaws ONLY (00088))

2.1.22. Variable vise pressure controls and connections to allow machine to operate with air controlled variable vise pressure for one or two vises and utilizes the air powered vice.

2.2. Machine Size and Capacity: The size and capacity of the Horizontal band saw shall be not less than specified in Table I.

TABLE 1

Characteristics Value Cutting Capacity @ 90° 18”x 28” vertical Cutting Capacity @ 45° Right 18”X 18” vertical (minimum) Cutting Capacity @ 45° Left 18”X 17” vertical (minimum) Cutting Capacity @ 60° Right 18” x 12” vertical (minimum) Cutting Capacity @ 60° Left 18” x 10” vertical (minimum) Blade Size (L x W x Gage): 16’4” x1.25”x 0.042” Band Speed (Variable) 50-450 fpm Feed Range 0-250 Blade Drive Motor 5 H.P.

Coolant Pump Motor 1/8 H.P.

Coolant Tank Capacity 21 Gal Table Capacity 1800 Lbs.

2.3. Standard Equipment: All standard equipment required for proper operation of the

Vertical Band Saw (such as special tools) shall be furnished.

2.4. SAW BLADES: Machine shall be provided with twenty each (20 ea.) Eagle beak VTR, 16’4” x 1.25” x 0.42”, 3/6 tooth pitch blades.

3. QUALITY ASSURANCE PROVISIONS:

3.1. Inspection and acceptance of the machine shall be performed at destination by Code 983

Industrial Engineering Branch and shall consist of type and kind; condition; operability, if readily determinable; preservation; packaging.

4. TECHNICAL MANUALS:

4.1. Three (3)/ one PDF- complete sets of technical manuals covering, installation, operation, service and maintenance, and part-listing shall be provided.

5. PRESERVATION, PACKAGING AND PACKING:

5.1. The equipment shall be packaged, packed and preserved for shipment to reach ultimate destination undamaged. Package shall be prominently marked "NOT FOR OUTSIDE STORAGE". Yellow packaging, packing, preservation and marking are prohibited.

5.2. The equipment shall be shipped palletized for ease of off-loading by fork lift truck. The Government shall be made aware in advance of any special lifting instructions.

5.3. The weight of the equipment shall be prominently and conspicuously displayed in pounds on each pallet.

5.4. The contractor shall notify NNSY TPOC at least two (2) working days in advance to schedule a delivery date for the equipment.

5.5. Shipping destination:

DLA Distribution Norfolk at Portsmouth Facility Norfolk Naval Shipyard, 1 Beaty Street Portsmouth, VA 23709