The flame-cutting method includes determining optimum parameters in terms of the pressure and flow rate of the fuel gas and of the oxygen and in terms of the position and speed of travel of the blowtorch relative to the workpiece that is to be flame-cut, and/or to the various phases of the flame-cutting method, and/or to the type of nozzle employed. The method includes executing at least one program controlling the gas and oxygen supply lines and the device for moving the blowtorch and storing the device for automatically running at least one program for controlling the gas and oxygen supply lines and the device for moving the blowtorch in memory. The method also includes automatically selecting at least one control program, the device for automatically sending control setpoints to the gas and oxygen supply lines, and the device for moving the blowtorch.

Provided is a cutting machine that cuts a high-temperature moving object to be cut while moving in synchronization with the movement of the object to be cut, and that is capable of effectively protecting itself from the heat of the object to be cut and effectively utilizing the heat. A cutting machine for cutting a high-temperature moving object to be cut while moving in synchronization with the movement of the object to be cut, comprising: a cutter configured to cut the object to be cut; a movement device configured to move the cutting machine in synchronization with the object to be cut; a water-cooling plate configured to cool the cutting machine; and a thermoelectric power generation device including a thermoelectric element for converting the heat of the object to be cut into electric energy, wherein the water-cooling plate also serves to cool a low-temperature side of the thermoelectric element.

Provided is a cutting machine that cuts a high-temperature moving object to be cut while moving in synchronization with the movement of the object to be cut, and that is capable of effectively protecting itself from the heat of the object to be cut and effectively utilizing the heat. A cutting machine for cutting a high-temperature moving object to be cut while moving in synchronization with the movement of the object to be cut, comprising: a cutter configured to cut the object to be cut; a movement device configured to move the cutting machine in synchronization with the object to be cut; a water-cooling plate configured to cool the cutting machine; and a thermoelectric power generation device including a thermoelectric element for converting the heat of the object to be cut into electric energy, wherein the water-cooling plate also serves to cool a low-temperature side of the thermoelectric element.

The present invention discloses a gantry cutting machine for pipe and flat plate, including a cutting assembly, a plate cutting mechanism, a pipe cutting mechanism and a crossbeam. The crossbeam is provided with a transverse driving unit. The cutting assembly is connected to the crossbeam. A cutting assembly mounting base is provided with a lifting-driving unit. The transverse driving unit includes a first gear, a first rack, a first motor and a first rail. The present invention provides a gantry cutting machine for pipe and flat plate to meet the demands in the field of numerically controlled cutting and machining of pipe products, which has a simple operation and is easy to use, and the clamping is flexible, so that the processing cost of pipe products can be reduced, and cutting and machining range of the numerically controlled cutting machine can be broadened.

Embodiments of a cart for transporting equipment are provided. The cart includes a support, a frame, and legs. The support is configured to hold the equipment. The legs are connected to the support via a first hinge joint. The legs rotate about the first hinge joint between a first leg position and a second leg position. The support is connected to the frame via a second hinge joint. The support rotates about the second hinge joint between a first support position and a second support position. The cart has a first configuration in which the at least one leg is in the first leg position and the support is in the first support position. The cart also has a second configuration in which the at least one leg is in the second leg position and the support is in the second support position.

Embodiments of a cart for transporting equipment are provided. The cart includes a support, a frame, and legs. The support is configured to hold the equipment. The legs are connected to the support via a first hinge joint. The legs rotate about the first hinge joint between a first leg position and a second leg position. The support is connected to the frame via a second hinge joint. The support rotates about the second hinge joint between a first support position and a second support position. The cart has a first configuration in which the at least one leg is in the first leg position and the support is in the first support position. The cart also has a second configuration in which the at least one leg is in the second leg position and the support is in the second support position.

In some aspects, autonomous motion devices configured to operably connect to a plasma torch of a plasma cutting system can include: a body to support a power supply of the plasma cutting system and move relative to a workpiece; a torch holder connected to the body and configured to position a plasma arc torch tip of the plasma torch relative to a region of the workpiece to be processed; a drive system to translate the body supporting the power supply and torch autonomously relative to a surface of the workpiece during a plasma processing operation; and a processor in communication with the drive system and configured to communicate with the power supply, the processor being configured to control the translation of the body relative to the workpiece in accordance with the plasma processing operation.

A bevel head assembly is shown capable of fine motor control of a cutting tool (for instance, a laser or plasma cutter) in three simultaneous dimensions of movement. A rack-and-pinion system moves the bevel head assembly and cutter up and down in the Z-axis while a rotational motor attached to the rack-and-pinion system moves the bevel head assembly in a first rotational (X) axis, and a linear actuator pivotally connected to the cutting tool is mounted to the rotational motor to move the bevel head assembly in a second (Y) rotational axis.

In the specification and drawings, an isolation enclosure and method for conducting hot work is described and shown with an enclosure; a negative pressure atmosphere within the interior of the enclosure; a hot work apparatus operable outside of and adjacent to the enclosure; and a detector located so as to be capable of detecting the presence of combustible gas within said enclosure. A method of conducting hot work is also described and shown.

An automated oxy-fuel thermal processing system including an oxy-fuel torch, an automated machine tool operatively coupled to the torch for moving the torch relative to a work piece, and a circuit including a voltage source or a current electrically connected to the torch and configured to be electrically connected to the work piece. The automated oxy-fuel thermal processing system may further include a processor that is operatively connected to the torch, the automated machine tool, the circuit, and the voltage source or current source, wherein the processor is configured to control the operation of the torch, the automated machine tool and the voltage source or current source, and to monitor a current or voltage in the circuit in a predefined manner.