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Magazine Article

  

Bridge Saws
Precision In The Shop

At Surface Fabrication, we know how important speed, precision and accuracy are to every cut you make in your shop; after all, cutting is a big part of the industry. For those fabricating stone and quartz surfacing, a bridge saw will cut full slabs of material with greater accuracy than more manual methods. It's critical that you have straight edges, so this month we would like to present you with a number of options available on the market that may be able to help you help your shop.



Yukon II
Yukon II
Park Industries offers its YUKON II Stone Dimensioning Saw, a bridge saw loaded with machine controls, a bi-lingual language option, saw cutting speed and accuracy and diagnostic screen capabilities. The saw can be controlled with a joystick or touch-screen computer controls. Dual potentiometers allow operators to independently control out-of-stone speed and cutting feed rates. It also comes with 10 programmable cut widths available in the automatic cut mode. The 20-hp arbor drive electric motor powers diamond blades up to a 24-in. diameter. In addition, the one-hp crosstravel motor allows for a traverse rate of one to 50 ft. per minute. In addition, a laser saw blade alignment indicator is suitable for set-up of long passes.
USGM Flying Cut
USGM Flying Cut
The Flying Cut is an automatic gantry bridge saw designed to cut slabs of natural and engineered stone up to 11 ft., 6 in. The saw is suitable for fabrication with heavy duty construction, easy operation, precision performance and reliability. Two oversized steel beams make up the bridge and move on cylindrical rollers on glides. The closed sections of the beams are filled with vibration dampening foam and the exterior is encapsulated in reinforced poly-resin for anti-corrosion protection. The direct drive saw head motor boasts 20-hp and tilts from 0 to 45 degrees for performing various angular cuts. 17.5 in. of vertical stroke enables the saw to accommodate large blades (up to 24 in.) for cutting thick material.
Tri-Axe Warrior Automatic Bridge Saw
Tri-Axe Warrior Automatic Bridge Saw
C.R. Laurence Co., Inc. (CRL) now offers Sommer & Maca's Tri-Axe Warrior Automatic Bridge Saws, designed as high volume saws to provide maximum productivity, cutting accuracy and ease of use. The saw features a hydraulic worktable that tilts up to 85 degrees for easy loading and unloading. The tilting cutting head is belt driven by a 15-hp motor. The hydraulic worktable rotates 360 degrees with eight preset positions and locks at any angle for accurate cross cutting. Laser guides allow for precise setups and computerized digital controls make it possible to easily perform repeat cuts. The bridge saw can be erected on concrete piers or optional metal legs.
Thiabut's TC04 N
Thiabut's TC04 N
Thiabut's 4-axis CNC cutting machine is suitable for cutting, profiling, 3-D shaping, and complex and massive drilling. The TC04 N permits cuts in all directions automatically without moving the slab because of a rotating sawing unit up to 360 degrees. The saw runs in materials up to 200 mm thickness. It also features a tilting head from 0 up to 100 degrees and a 14 kW disc motor power
Storm Plus
Storm Plus
The Storm Plus, available from Regent Machine Corporation, comes ready to install with two steel support structures. Some standard features offered include: a fully automated computer to allow programmable cuts; a heavy double beam bridge; motorized saw head and bridge movements; a 20-hp direct drive saw motor with laser and hand held remote control; a 45-degree manual tilting saw head; and a hydraulic tilting table, double locking system with quick lock at 0, 45 and 90 degrees and auto-lock at any degree with digital readout.
SPRINT
SPRINT
CMS/Brembana SPRINT is a fully interpolated 5-axis bridge saw capable of cutting miter cut at any angle from zero to ninety degrees. A 25-hp direct drive motor is mounted on a rotating head. The "PaSS", Photo and Slab System, takes the digital image of the slab where the pieces are nested for maximum slab usage. The machine comes standard with EasyCut software for onboard programming.
Slot TRT
Slot TRT
VIC International now offers the Slot TRT gantry saw from Denver. The saw was designed for simplicity, precision, performance and quality. The saw is simple to use with a rotating and tilting table that has positive stops at -45, 0, 45, and 90 degrees. The Siemens controller displays the x-, y- and z-axis and has next cut indexing. Linear guides assure precision, and because the saw is unibody, the table will always be square with the gantry. Standard features include a high performance 12-hp motor, remote control and laser mounted on the saw head for blade alignment, bellows covers for all machined surfaces and centralized lubrication.
SIMEC's COMPACT CN-E
SIMEC's COMPACT CN-E
COMPACT CN-E, from SIMEC SpA, is an innovative and flexible sawing machine. It can be used both as a sawing machine and a contouring machine. The machines with five axes controlled by digital drives and brushless motors, the machine has the possibility to work in linear or circular interpolation on two axes at a time to make shapes. The 18 kW-electrospindle offers the possibility to mount milling cutters, contouring tools or cutting discs with a diameter up to 625 mm. The spindle, besides rotating around the vertical axis, allows also the automatic inclination of the disc or of the tool from 0 to 90 degrees.
RoboCut
RoboCut

RoboCut 6 Axis Water Jet / Saw Cutting System, From U.S. Granite Robotics is equipped with a 20-hp saw motor using 16- to 18-in. blades and a 50-hp KMT Water Jet for cutting. Utilizing a double table cutting system allows for maximum productivity and shorter time for loading and unloading slabs, reports the company. RoboLogic software allows one step importing of DXF files.


Meridian Bridge Saw
Meridian Bridge Saw
Komo Machine Inc. has introduced the Meridian Bridge Saw to complement the Komo Summit Stone Machining Center or as a stand alone bridge saw. A 20-hp, 1200-rpm arbor motor with Laser Blade Path Verification powers the bridge saw. The saw blade can be tilted up to 50 degrees and the machine comes with an 80 degree hydraulic tilting table. The table can be rotated 360 degrees with eight 45-degree hard stops and variable degree air caliper brake with a size of 6 by 11 ft. to accommodate many different projects. The saw also features 14 in. of programmable Z travel, Omron PLC control, touch screen operation and high quality components.
Manta Mega Stone Slab Saw (Automatic)
Manta Mega Stone Slab Saw (Automatic)
The Manta Mega Stone Slaw Saw, a fully automatic slab saw from Granite City Tool, can handle many fabricating needs. It cuts slabs 11 ft. long by 6 ft. wide. It cuts automatically in the longitudinal (y-axis) and the head can turn for the traverse cuts (y-axis), so that the slab does not have to move. The saw includes a built-in laser for precision cutting. The head also tilts for bevel cuts from 0 to 90 dgrees. The marine plywood table has built-in Omni-roller wheels, with motorized raise and lower, to help quickly position the slab.
Loffler TB Series Bridge Saws
Loffler TB Series Bridge Saws
The Löffler TB Series Bridge Saws, available from Fabricator's Choice, use digital templates from the company's PhotoTop system or other templating systems. The machine allows for preprogrammed LaserTop rotationally projected templates or manual operation. The company can help to incorporate the bridge saw into an existing shop equipment program or can help to develop an integrated automation cadtofab plan.
Italtech SF 25
Italtech SF 25
The Italtech SF 25 Bridge Saw Cutting Machine, available through KB Diamond, has been adapted for artisan workshop and large plants. It is fit to cut baths and kitchen tops and for working in series. The machine can cut with every movement in action manually from the operator; and in automatic in order to execute parallel cuts with precision measurements by electronic display. The bench is rotated manually with locks at 0, -45, -90 and -135 degrees. It can be located on all positions from 0 to 360 degrees. The tilting head revolves manually from 0 to 90 degrees.
HTO-1B Bridge Saw
HTO-1B Bridge Saw
Marmo Machinery USA offers the HTO-1B fully automatic bridge saw that is suitable for quick and accurate cutting of granite and marble slabs. The saw is an extremely heavy-duty machine designed for tough cutting jobs. It is made with a double-beam bridge and oversized steel construction. Bridge movement is on cylindrical rollers contained in oiled guides. Rack and pinion gearing with helicoidal teeth ensures smooth movements, reducing play and wear. The bridge saw is programmable, which allows the operator to program its movement in manual, semiautomatic and automatic cutting mode. The controls are easily understood and simple to operate. A 20-hp motor provides cutting speeds of approximately 100 lineal ft. of 3cm material per hour. The unit's cutting blade head can tilt from 0 to 90 degrees.
Gmm brio
Gmm brio
The brio is one of the new generation of bridge saws from Gmm, available through Salem Stone, that features a 180 degree rotating head. The bridge saw offers high speed and accuracy applications for small to medium size plants. It can be operated manually or perform automatic parallel, perpendicular and diagonal cuts. The saw features a rotating head rather than a rotating table. To further increase production and efficiency, the saw also features a tilting table to assist in easy loading of the slabs. It does not utilize masonry wall foundations making it compact.
Braxton-Bragg Achilli JBS LT Saw
Braxton-Bragg Achilli JBS LT Saw
The 2008 model Achilli JBS LT Saw, from Braxton-Braggm is a revised version of the full-featured JBS 3700 Saw. Both saws feature a 12-ft. bridge and gantry cut capacity powered by a 15-hp motor. The new saw is offered with fewer features, at a competitive price with programmable, storable cuts. The hydraulic-tilt table and Achilli hydraulic pop-up-roller saw bed are factory-installed options. The new saw features a touch screen control with multi-language capability. Both saw models are programmable with the CNC axis control unit, which also stores template dimensions and cuts with varying lengths
Basic 725
Basic 725
Terzago Macchine offers the Basic 725, an electronic bridge sawing machine for marble, granite and other similar stones. The main bridge and table are cast in iron designed for stability, low vibration and durability. The bridge translation is motorized with and encoder for precision positioning. It is equipped with a manual turntable, with fixed locks every 90 degrees and can be blocked in any position between zero and 360 degrees. The manual tilting head moves from zero to 90 degrees to cut marble and granite in short passes.
B300 Bridge Saw
B300 Bridge Saw
The B300 high-production bridge saw, from Johnson Marble Machinery Inc., offers efficiency and speed features. The saw is equipped with options that include laser alignment, digital measurement readout, and drives and speed controls on x-, y- and z-axes. The package includes full gantry ability including steel rails and a 360 degree rotating turntable. The carriage moves on hardened bearings and elevates and lowers the motor assembly with lift rod tubes and adjustable tapered slide bearings. The main motor tilts to lock and cut from zero to 120 degrees. The turntable is machined and can be locked at 45-degree intervals with a pneumatic piston.