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Rail-free welding is a type of welding that does not require the use of any physical rail or guide rail during the welding process. This technique involves using an automated system to perform welding without the need for a human operator to manually guide the welding torch. As Bug-O Systems, we offer various mechanized welding trolleys that use welding technology that does not require a rail system.
These portable welding machines are designed to make corner welding easier and more efficient. The use of welding trolleys that do not require a rail system offers many advantages over traditional manual welding methods. Increased precision and consistency in the welding process
High-quality resources that meet stringent industry standards.
Reduced operator fatigue and increased safety during welding
Operators' ability to focus on other tasks leads to a more efficient workflow. We are committed to delivering exceptional results by providing creative solutions tailored to your needs. Some of these solutions are geared towards welding in any position. Learn more about our state-of-the-art systems.
K-Bug 1200 and K-Bug 1200-BAT
Increase welding production and improve welding quality without the need for electrical cables. The K-Bug 1200 and K-Bug 1200-BAT are compact, portable, straight-line tractors equipped with robust gear drive systems and an improved welding torch adjustment profile. Its compact and lightweight design allows the machine to be moved into the workpiece to fit in tight spaces.
Features
- The latest digital technology guarantees accuracy.
- Cordless 18-volt battery capable of operating two eight-hour shifts per charge (K-BUG 1200-BAT model only)
- High-torque, low-inertia motor for precise starts and stops.
- Gear-driven for increased reliability
- Drive unit motor overload protection
- Low-profile, easily accessible torch adjustment knobs
- Retains travel settings after power off.
- Programmable weld pool formation and crater filling times
- Welding Contactor Activation Switch
- Carrier movement and arc initiation with a single switch.
- Guide wheels follow the body or flange of the workpiece.
- Capable of moving at an incline of up to 75°.
- Lightweight carriage features powerful permanent magnets for gripping the workpiece.
- Closed-loop speed control provides adjustable and repeatable control.
- Integrated stainless steel limit switches stop the tractor's movement and the welding process when activated.
- Digital programming of weld length, jump length and total travel distance.
- Sealed housing with gasket provides IP63 protection class.
K-BUG 2000
A magnetic movable sled for continuous or seam welds in a horizontal position. The K-Bug 2000 digital, compact double welding torch corner welding machine features a portable straight-line movable skid. It is designed to carry two welding torches at the same time to weld both sides of a reinforcing element at the same time.
Features
- The latest digital technology guarantees accuracy.
- High-torque, low-inertia motor for precise starts and stops.
- Drive motor overload protection.
- Lightweight carriage has powerful permanent magnets to grip the workpiece.
- Guide wheels follow the body or flange of the workpiece.
- Closed-loop speed control provides adjustable and repeatable control.
- Retains travel settings after power is switched off.
- Filling craters formed at the beginning and end of the welding process.
- Two (2) Welding Contactor Activation switches are used to activate each welding torch independently.
- Carrier movement and arc initiation in a single switch.
- Internal limit switches stop the movement of the tractor and the welding process when activated.
- Will climb a 75° incline.
- Digital programming of welding length, jump length and total travel distance.
K-BUG 3000 & K-BUG 3000-BAT
Oscillating magnetic moving skid that allows welding in any position. K-Bug 3000 and K-Bug 3000-BAT are digital, compact, heavy-duty oscillating corner welding machines designed for corner welding connections. The lightweight and portable skid moves directly towards the workpiece using strong magnets and guide wheel clamps.
Features
- Digital compact all-position corner welding machine
- Wireless Remote Control
- Wireless 18-volt battery capable of operating for two shifts (K-BUG 3000-BAT model only)
- Latest digital technology guarantees accuracy.
- The industry's smallest and lightest oscillating corner welding machine usable in any position
- Digital LED display of all parameters
- Independent left/right hold times
- Five different oscillation patterns
- Permanent magnet for strong traction
- Magnetic release mechanism for easy carriage positioning.
- Closed-loop speed and position control
- Splash guard on wheels on the working side
- Electronic devices resistant to temperatures up to 80°C (175°F).
- Drive wheels withstand temperatures up to 400°F (204°C).
- Two different voltage options available: 120VAC and 240VAC
- Limit switches provide automatic movement/weld stop.
- Programmable weld control features for better weld pool control and crater filling.
K-BUG 4000
A magnetic moving cradle for making continuous or welded horizontal corner welds when moving on a vertical wall. The K-Bug 4000 moves on a vertical wall when welding corners downwards. It is very advantageous in cases where the floor space is very limited. You can place the machine just a few centimeters from the floor to the wall.
Features
- Compact design: 14.6 x 8.9 x 11.3 inches (370 x 226 x 288 mm)
- Lightweight construction: 6.4 kg (14 lb).
- Advanced digital technology ensures accuracy.
- Digital speed display
- High torque, low inertia motor for precise stops and starts.
- Drive unit motor overload protection
- Powerful permanent magnets ensure reliable wall grip.
- Carrier movement and arc initiation with a single switch
- Guide wheels follow the workpiece for stable progress of the welding process.
- Closed-loop speed control provides adjustable and repeatable control.
- Programmable weld pool creation and crater filling functions
- Memory feature saves travel settings after the device is switched off.
- Internal limit switches stop the tractor's movement and welding process when activated.
- Climbs vertically with a 25 lb (11.5 kg) pulling capacity.
- Performs continuous and intermittent welding operations with programmable weld and jump lengths.
- The drive wheels have a durability rating of up to 400°F (204°C).
Stiffener Welder
The Stiffener Welding Machine automates the double-sided welding process for “I”, “T” and “L Angle” reinforcements and can process flange widths up to 12 ”(300 mm) wide and heights from 3” to 16 ”(75-400 mm). It is mounted on wheels and guide wheels and offers easy mobility and precise welding torch tracking with spring arms and splash guards.
Equipped with heavy-duty drive system and top brand wire feeders, it provides reliable and efficient welding for a variety of applications.
Features
- Weld Types: Continuous or intermittent (seamless) corner welds
- Supported Reinforcement Element Types: “I”, “T” and “L” Angle Brackets
- Flange Width Range: 0 – 12 inches (0 – 300 mm)
- Reinforcement Element Height Range: 3 – 16 inches (75 – 400 mm)
- Torch Tracking: Spring-loaded arms, “V” rollers and splash guards
- Mobility: Four large wheels + four steering wheels
- Drive System: Heavy-duty motorized drive mechanism
- Cable Feed Options: Lincoln Electric® Flex Feed® 84 or Miller® S-74
- Place of Manufacture: Made in the USA
Uni-bug III
Produce programmable stitched or continuous welds by distance with Uni-bug III! Thanks to its compact structure, the UNI-BUG III can be transported to tight spaces or sharp corners without the need for a rail. The machine is mounted and operated directly on the workpiece. The internal carrying arm allows easy assembly and removal of the workpiece from any point. This unit is available in various kits.
Each kit is designed to fit a specific steel profile such as flat bar, gusset, channel, I-beam and balb profile (Holland profile).
Features
- Straight line cutting and welding
- Corner welding
- Edge welding (minimum 5.5 inches (140 mm) height)
- Beam splitting
- Irregular shape cutting and welding
- Circular cutting and welding