Description:

Used HOMAG BOF 311/38/R Optimat CNC Processing Center (2003)

- single table router
- single head
- matrix table
- set up running ready for demo

The BOF series of high-performance processing centers was created from an innovative concept that offers new technology with optimized interaction between components, while ensuring maximum production.

The BOF routing and drilling center features a rigid frame construction that includes an innovative computer numeric control (CNC) and a matrix vacuum table. This design offers efficient, cost effective, high-speed batch size production with the ability to process a variety of work pieces on the same machine with minimum down time.

Main Spindle – 14.5 kW Vector Spindle
Homag Units #7429 & #7436
• HSK-63F - DIN 69893 spindle taper
• three-phase current vector-regulated, asynchronous 14.5 kW (19.4 hp) motor (S1), with constant torque from 0 to 12,000 rpm, for exceptional power output, even for low rpm applications
• number of revolutions is programmable from 0 to 24,000 rpm
• liquid cooled ceramic bearings
• maximum tool weight of 6 kg (13.23 lbs.) including tool holder
• maximum tool length of 200 mm (7-7/8") calculated from lower edge of motor spindle
• tool diameter:
? maximum 180 mm (7-3/32") for routing tools
? maximum 200 mm (7-7/8") for sanding tools
• supplied with one (1) tool holder and collet
• tool holder and collet to be balanced to G2.5 at 24,000 rpm
• supplied without cutting tools
• includes dust collection hood


12-Position HSK-63F Tool Changer
Homag Unit #7451
• maximum tool weight of 6 kg (13.23 lbs.) including tool holder
• maximum tool length of 200 mm (7-7/8") calculated from lower edge of motor spindle
• following tool combinations are possible:
? 12 x maximum diameter of 130 mm (5-1/8") or
? 6 x maximum diameter of 180 mm (7-3/32") and
6 x maximum diameter of 70 mm (2-3/4")
• maximum tool diameter for sanding tools is 200 mm (7-7/8")
• supplied without tool holders or tools

Cross-Grooved Vacuum Matrix Grid Table "R"
• cross grooved table of laminated wood prepared for inserting a rubber sealing gasket or a flexible vacuum riser pod for putting on templates and panels
• the grid is machined on a 30 mm pitch, with the width and depth of the cross grooves of 7 mm
• distance between vacuum ports in the table surface is 120 mm
• integrated single-circuit vacuum system, divided into left-hand and right-hand table half, supplied via one (1) 4" vacuum port
• one (1) table configured for two (2) processing zones
• four (4) plug-type connections with single circuit (1-way) compressed air system, for connecting pneumatic clamping devices
• workpieces with extreme dimensions must be clamped using templates or mechanical clamping fixtures
• the machine's zero point is placed at the front, left side
• workpieces are fed into the machine manually from the front side
• includes 20 Meters of 8 mm (5/16") diameter gasket
• supplied without templates and clamping devices

Reference Stops for Matrix Table
Homag Unit #7302
• four (4) per location zone [total of eight (8) pins]
• electro-pneumatic control
• stroke of 50 mm (1-31/32")
• pin diameter is 25 mm (31/32")


40 hp DVT Vmax Vacuum System
• oil-sealed, liquid-ring vacuum pump
• approximately 550 cfm
• 28.5" Hg vacuum pressure
• includes a dual inlet-filtering system with a final 5 micron filter, a spin-on type oil filter, and exhaust muffler for clean quiet operation

Machine Technical Specifications

simultaneously controlled axes three (3) X, Y, Z
axis strokes X-axis - 4300 mm (169-9/32")
Y-axis - 2260 mm (88-31/32")
Z-axis - 535 mm (21-1/16")
axis rapid traverse rate X-axis - 80 M/min (3150 in./min.)
Y-axis - 80 M/min (3150 in./min.)
Z-axis - 30 M/min (1181 in./min.)
table size 3800 mm x 1640 mm (149-19/32" x 64-9/16")
tooling shank size (router) 25 mm (1") maximum
tooling length
(from spindle nose) 200 mm (7-7/8")
cutter diameter max. 180 mm (7-3/32") for routing tools
max. 200 mm (7-7/8") for sanding tools
tool holder* - HSK-63F one (1) right-hand
collet* - RDO-35 one (1) 3/4"
main spindle power 14.5 kW (19.4 hp)
spindle speed (variable) 0 to 24,000 rpm
spindle speed control one (1) 3-phase current vector regulated

* Combination of tool holder and collet balanced to G2.5 at 24,000 rpm.


Panel Specifications

maximum workpiece length (single operation) 3800 mm (149-19/32")
maximum workpiece length (alternating/pendulum operation) 1220 mm (48-1/32")
maximum workpiece width for vertical router diameter of 20 mm (25/32") 1640 mm (64-9/16")
maximum workpiece width for all units 1500 mm (59-1/32")
maximum workpiece thickness with standard clamps 60 mm (2-11/32")
maximum workpiece thickness with clamping templates (provided by the customer) 200 mm (7-7/8")
minimum workpiece size depends on clamping devices, workpiece surface and contour
working height to lower workpiece edge 950 mm (37-3/8")

* Workpieces larger than 1400 mm wide must be placed against rear-side longitudinal stops.

Facility Requirements of Processing Center

floor 10" concrete with rebar reinforcements
(Note: A single pad is required for maintaining machine levelness over time.)
compressed air 103 psi and 14 cfm
dust extraction
for working spindle volume - approx. 2940 cfm
air velocity - 92 ft/sec
negative air pressure in - 7.87 in/WS
outlet diameter - 250 mm (9-27/32")
(Note: Please contact your dust extraction supplier to determine exact requirements for your facility.)
machine power* voltage: 480 volt; 3-phase, 4-wire grounded, 60 cycle
amps required: 46
vacuum power* voltage: 480 volt, 3-phase, 4-wire grounded, 60 cycle
amps required: 50

* Note: Customer voltage supplied must not fluctuate in excess of ? 5% of its stated value, otherwise a voltage stabilizer will need to be installed at the customer's expense.

Homatic Control Equipment
• Homatic CNC system Power Control PC85 with Windows® NT operating system
• industrial PC (Pentium III) with 733 MHz and 128 Mbytes of RAM
• one (1) hard disk solidly installed
• one (1) hard disk in a change frame for data securing
• one (1) 32X CD-ROM drive and one (1) 1.44 MB 3-1/2" floppy drive
• 15" color monitor with PC keyboard and mouse
• three (3) axis control (X, Y, Z)
• digital drive technology
• field bus via optical fiber cable
• no-break power supply (USV)
• EtherNET network connection via optional network card & software

Control Software
• Windows® NT 4.0 and virus protection
• 1:1 securing (Cloning – for back-up)
• operation with Windows® standard via selection menu
• PC85 CNC-kernel with:
? control for continuous line operation in all axes
? look-ahead function, to achieve optimum feed speed at transition points
? dynamic look-ahead control for accurate contours
• PC85 software kit with graphic operating programs, including:
? WoodWOP for graphic and interactive creation of CNC programs, including the post-processor (details below)
? a graphic tool database
? CNC operation
? graphic representation of clamping locations
? error messages in clear text
? up to 24-digit alphanumeric program names
? Schuler MDE Basic
? WoodSCOUT, Homag's diagnostic software system is optionally available

CNC Programming System WoodWOP for AV-PC

This software kit enables interactive graphic creation of CNC programs for CNC control NC85/PC85 on a PC with a MS Windows® operating system.

Functions:
• user-friendly, icon driven control interface
• contour creation by integrated contour drawing programming
• dimension input by absolute values or by variables for simple variant creation
• menu-driven choice of individual processes
• automatic mirroring of parts
• includes a post processor for creating of programs in DIN 66025
• includes interface for the transfer of drawings from CAD systems in DXF format

Note: certain drawing guidelines (i.e. layer occupation) must be adhered to.

Remote Diagnostics
• using the analog telephone modem, supplied with the machine; customer to install telephone line to modem
• the customer is to provide a voice telephone at the machine for communication with the central office for remote services
• the performances of the central office for remote services are specified in the tele-service contract

Electric Equipment
• machine wired to U.L. specification
• control panel installed at switch cabinet
• switch cabinet air conditioning unit (Homag Unit 6172) included
• control voltage 24 volt
• FI-safety switching only permitted in connection with an all-mains sensitive/- selective FI-safety switch; if the performance of this device is not sufficient, a differential current monitor is recommended to be provided by the customer

Basic Equipment
• rigid processing center in heavy, stress-relieved construction with a high-precision linear guide system
• working unit beam with linear THK guide system
• precision rack and pinion for X and Y-axis
• re-circulating ball screw and digital AC servo motor for positioning of the Z-axis, stroke 535 mm (21-1/16")
• manual centralized lubrication for all drives and linear guides

Safety Features
• safety barrier for the left-front and right side of the machine includes the safety door and an integrated switch cabinet
• front operating area protected by safety mat; the mat is divided into three (3) independent zones so the operator may load/unload parts at one end of the machine while the machine continues to work on the opposite end.
• wood dust protection maximum 2 mg/m3 subject to the required extraction capacity to be provided by the customer according to the suction plan

Note: It is not allowed to run this machine without full safety barriers.