KR100888772B1 - System and method for section shape steel cutting - Google Patents

Abstract

The present invention provides a design system for setting information and nesting information of a section steel to be cut; An offline programming system for creating job information to be cut by matching with macro information using the information set in the design system; An input system for receiving the information of the section steel and confirming the specification of the section steel; The offline programming system; A monitoring system for setting a work section for steel beams using information input from the input system, and monitoring a work instruction and work status for each system; A robot controller for controlling robots and devices related to cutting of the steel, printing of the steel, and measuring the steel by command of the monitoring system, and controlling a conveyor device related to the transfer of the steel; And a reporting system for reporting the work results.

According to the present invention, by reducing the additional work time for removing the burr, there is an effect that can reduce the cutting time of the steel, and provides an easy effect of cutting the steel by the automation system of the device and robot.

 Design System, Offline Programming System, Input System, Monitoring System, Robot Controller, Reporting System

Description

System and method for section shape steel cutting}

1 is a perspective view showing a shaped steel marked through a marking device.

2 is a plan view illustrating a conventional cutting and marking operation process of the section steel.

Figure 3 is a block diagram showing an embodiment of a shaped steel cutting system according to the present invention.

FIG. 4 is a configuration diagram illustrating the steel cutting device of the embodiment illustrated in FIG. 3.

FIG. 5 is a flowchart illustrating a method of cutting the steel of the embodiment shown in FIG. 3.

<Description of the symbols for the main parts of the drawings>

100: design system 200: offline program system

300: monitoring system 400: section steel input device

500: robot controller 510: infeeder conveyor

520: measuring robot 530: printing device

540: cutting robot 550: cutout conveyor

560 blasting conveyor 570: blasting machine

580: Outfeeder Conveyor 600: Reporting System

The present invention relates to a steel cutting system and method, and to a burr (burr) can be removed without a separate operation, and relates to a steel cutting system and method that can facilitate the operation by the automation system of the device and robot.

In general, the section steel refers to the reinforcement used in the longitudinal, transverse structural reinforcement of ships and the top-side of offshore plants. In order to arrange and fix the shape steel in the desired shape on the ship structure, a number of shape steels with various specifications are manufactured through the cutting and welding process of the plate, and then cut again at the specified shape and angle of improvement, and classified according to the installation location and use. It must go through the process of transportation and storage.

Particularly, the steel used for ships should be attached to the outer shell plate, so in the cutting process, the non-linear curve opposite to the surface attached to the side of the shape steel is marked, and then the bending machine is placed so that the marking line is straight in the process. To bend the section steel. This non-linear shaped steel accounts for about 20% of the total volume. As a result, in the steel cutting process, various marking markings are performed in addition to the bending line as shown in FIG. 1 by using a marking device using an inkjet, and various marking lines are marked in the longitudinal direction. . After cutting the end of the section steel and various holes (Hole) through a cutting torch.

Conventional shaped steel cutting device for this operation is configured to pass through the paint removing device 2 to the steel member introduced through the inlet conveyor (1), as shown in FIG. The member is selectively transported in the left or right direction with respect to the advancing direction, while the transverse conveying conveyor 4 is provided with the transverse conveying conveyor 4 provided on the left and right sides, respectively, and is supplied from the transverse conveying conveyor 4. Cutting inlet conveyors 6 and 6a for conveying the shaped steel members are respectively installed on the left and right sides of the transverse conveying conveyor 4, while marking devices 8 are provided at the left and right ends of the cutting inlet conveyors 6 and 6a, respectively. , 8a) and the cutting devices 9 and 9a are installed so that the cutting devices 9 and 9a are arranged in order, respectively, and the cutting devices 9 and 9a are formed in double lines, and at the other end of the cutting inlet conveyors 6 and 6a. Measuring instruments for measuring the length of , 7a), and the section steel cut through the cutting devices 9 and 9a is transferred to the atmospheric fields 12 and 12a through the exclusion devices 11 and 11a and the drawing takeout conveyors 6 and 6a. In addition, each of the above devices are operated by the input processing data of the control unit.

In the conventional method of cutting a steel cutting device, a process of removing paint, transferring the steel, marking or cutting the steel, and then removing the steel is sequentially performed.

However, the conventional steel cutting device has a problem that the operator performs a separate grinding operation after the cutting process to remove the burrs (burr) generated after the cutting operation.

The present invention is to solve the above problems, there is no need to remove the burrs separately by inserting the step of removing the burrs in the work process, it can be convenient to work by the automation system of the device and robot Steel cutting systems and methods are a technical challenge.

The present invention provides a design system for setting information and nesting information of a section steel to be cut; An offline programming system for creating job information to be cut by matching with macro information using the information set in the design system; Inputting the information of the section steel to check the specifications of the section steel, using the offline programming system and the information input from the input system to set the work order of the section steel, and to monitor the work instructions and work status for each system A monitoring system; A robot controller for controlling robots and devices related to cutting of the steel, printing of the steel, and measuring the steel by command of the monitoring system, and controlling a conveyor device related to the transfer of the steel; And a reporting system for reporting the work results.

Preferably, an infeeder conveyor for injecting the steel for operation, a measuring robot for checking the position and specifications of the steel and a printing device for marking the bending line, the frame line and the labeling data, and printing through the printing device. After checking the position of the completed section, the cutting robot cutting the end and the hole and the cutout conveyor and the cut section for transferring the finished section to the next process through the cutting robot. Provided is a blasting conveyor for transferring to the next process, a blasting device for blasting the corners of the section steel and an outfeeder conveyor for discharging the cut section steel after the blasting operation.

Preferably, the off-line programming system using the information set in the design step and the design step for setting the nesting (Nesting) information for properly placing the various shapes of the shape steel to receive the information of the section steel to be cut in the design system The off-line programming step of creating the work information of the section to be cut at the step of receiving the information of the section input to the input device for the work to confirm the specification of the section and save the sequence of the work in the monitoring system and A monitoring step of monitoring a work situation to instruct a robot controller to instruct a work order, an inflow step of introducing a section steel by the infeeder conveyor, and a measuring robot operated by a command of the robot controller to Measuring steps and phases to measure position and dimensions A printing step of marking a bending line, marking line, and labeling on the beam by the robot controller operated by the robot controller, and a position of the beam on which the printing operation of the printing apparatus operated by the robot controller is completed. After confirming that the cutting step of cutting the end (End) and the hole (Hole) and the burr removal step and the cutout conveyor for removing the burr (burr) after the cutting step is completed in the cutting step In the transfer step for transferring the steel to the next step and the painting removal step for removing the paint of the steel in the blasting apparatus under the command of the robot controller and the discharge step of discharging the cut steel after the painting removal and in the reporting system It may include a reporting step for reporting the work results.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 3 is a block diagram showing an embodiment of a section steel cutting system according to the present invention, Figure 4 is a block diagram showing a section steel cutting device of the embodiment shown in Figure 3, Figure 5 is an embodiment shown in Figure 3 It is a flowchart which shows the example beam cutting method.

As shown in FIG. 3, the cutting steel cutting system according to the present invention includes a design system 100, an offline programming system 200, a monitoring system 300, a steel input device 400, a robot controller 500, and a reporting system 600. ).

The design system 100 stores shape cutting and nesting information including shape information, bending lines, and hole information of the steel.

Here, nesting is a task to properly place the various shape of the steel in the raw material to minimize the residual ratio of the steel while satisfying certain constraints.

The off-line programming system 200 receives the cutting steel cutting and nesting information stored in the design system 100 and generates a shape of the steel from the design data. Then, the shape of the formed steel and a macro are matched.

The macro here relates to the cutting path, type or shape of how to cut.

The offline programming system 200 creates work data for cutting the steel, for example, macro data, labeling data, shape data, and the like.

The input device 400 matches the information about the steel and the specifications of the steel. That is, the specifications of the steel are matched using information on the steel inputted to the input device and a bar code or a serial number.

The monitoring system 300 stores the work order of the measurement of the cutting steel, cutting and printing of the steel using the work data created in the offline programming system 200 and information about the steel of the input device, and for each system. Monitor work orders and work status.

This monitoring system 300 allows to handle the work conditions and errors visually confirmed by the operator.

The robot controller 500 controls a system related to cutting of the section steel. That is, the cutting steel is cut using a measuring robot, a printing device, and a cutting robot. It also controls a conveyor device related to the transfer of section steel. That is, the in-feeder conveyor (In-Feeder Conveyor), the cut-out conveyor (Cut-Out Conveyor), blasting conveyor (Blasting Conveyor), the out-feeder conveyor (Out-Feeder Conveyor) serves to transfer the steel.

The reporting system 600 reports the work results.

As shown in FIG. 4, the steel cutting device includes an infeeder conveyor 510, a measuring robot 520, a printing device 530, a cutting robot 540, a cutout conveyor 550, a blasting conveyor 560, Blasting machine 570, outfeeder conveyor 580.

The infeeder conveyor 510 transfers the section steel to the measurement robot 520 in the order of operation.

The measuring robot 520 is operated under the command of the robot controller 500, checks the specifications of the delivered steel, checks the position of the steel, and transfers the steel to the printing device 530.

The printing device 530 is operated under the command of the robot controller 500, and marks the bending line, the frame line, and the labeling data.

The cutting robot 540 is operated under the command of the robot controller 500, and checks the position of the finished steel beam through the printing device 530, and cuts an end and a hole. .

The cutout conveyor 550 is operated under the command of the robot controller 500, and transfers the section steel, which has been cut, to the blasting conveyor 560 through the cutting robot 540.

The blasting conveyor 560 is operated under the command of the robot controller 500 and injects the cut section steel into the blasting apparatus 570 after finishing the drawing operation.

The blasting apparatus 570 is operated under the command of the robot controller 500, and physically creates a strong wind to blow iron shot ball and grit to the steel structure with the wind and various kinds of drawings. Work to remove contaminants.

The blasting apparatus 570 removes the paint of the corners of the section steel. By removing the paint, the blasting apparatus 570 may reduce welding defects that may occur during welding.

The outfeeder conveyor 580 is operated under the command of the robot controller 500, and discharges the cut steel after the blasting operation.

As shown in Figure 5, the steel cutting method of the present invention is a design step (S710), offline programming step (S715), confirmation step (S720), monitoring step (S725), inflow step (S730), Measuring step S735, printing step S740, cutting step S745, deburring step S750, conveying step S755, painting removal step S760, and discharging step S765. And reporting step (S770).

The design step (S710) is set to the nesting information (Nesting) to input the information of the section steel to be cut input to the design system to properly arrange the section steel of various shapes.

The offline programming step (S715) checks the path or shape or type to be cut in the offline programming system using the information set in the design step (S710), and the work data, macro data, labeling data, shape data of the section steel Set it.

The checking step (S720) confirms the specification of the section steel in the input device.

That is, the information of the section steel input to the input device and the specification of the section steel, that is, the bar code or serial number, etc. are collected to confirm the information.

The monitoring step (S725) sets the order of the work in the monitoring system using the information set in the offline programming step (S715) and the check step (S720), and commands the robot controller to indicate the work order. Work status is monitored for authorization and work conditions and errors are handled.

In the inflowing step (S730), the robot controller applies a command to the infeeder conveyor to introduce the steel beam.

In the measuring step S735, the measuring robot operated under the command of the robot controller measures the position and the specification of the steel beam. The reason for measuring the position and specification is to determine where to cut and where and how much to cut.

The printing step (S740) operates the printing device which is operated under the command of the robot controller to perform the bending line, marking line and labeling marking of the section steel.

The cutting step (S745) is operated by the cutting device operated under the command of the robot controller to check the position of the finished section steel in the printing device, and cut the end and the hole.

The burr removing step (S750) removes a burr formed in the section steel cut in the cutting step (S745).

The transfer step (S755) transfers the section steel cut in the cutting step (S745) to the blasting conveyor by using the cutout conveyor to transfer the work in the blasting apparatus.

The painting removal step (S760) is to remove the paint of the corner of the section steel in the blasting apparatus in response to a command of the robot controller in order to reduce the defective rate of welding during welding.

The discharging step S765 discharges the section steel from which the edge paint is removed in the painting removing step S760.

The reporting step (S770) reports the operation results in the reporting system.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. . Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

According to the present invention, by reducing the additional work time for removing the burr, there is an effect that can reduce the cutting time of the steel, and provides an effect that the cutting steel is easy by the automation system of the device and the robot.

Claims (3)

A design system for setting information and nesting information of the section steel to be cut; An offline programming system for creating job information to be cut by matching the information set in the design system with macro information; An input system that receives the information of the steel and checks the specifications of the steel; A monitoring system for setting a steel work order using information input from the offline programming system and the input system, and monitoring work instructions and work status for each system; A robot controller for controlling robots and devices related to cutting of the steel, printing of the steel, and measuring the steel by command of the monitoring system, and controlling a conveyor device related to the transfer of the steel; And A section steel cutting system including a reporting system for reporting work results. Infeeder conveyor for introducing section steel for work; A measuring robot for checking the position and specifications of the section steel; A printing device for marking the bending line, the frame line and the labeling data; A cutting robot that checks the position of the finished steel beam through the printing device and cuts an end and a hole; A cut-out conveyor for transferring the finished steel to the next process through the cutting robot; Blast conveyor to transfer the cut section steel to the next process after finishing A blasting apparatus for blasting the corners of the section steel; And Shape cutting device comprising an outfeeder conveyor for discharging the cut section steel after the blasting operation. A design step of setting nesting information in order to appropriately arrange various shapes of the shaped steels by receiving information of the shaped steels to be cut in the design system; An offline programming step of creating work information of the section steel to be cut in the offline programming system using the information set in the design step; Confirming the specification of the section steel by receiving the information of the section steel input to the input device for work; A monitoring step of storing a work order in the monitoring system and monitoring a work situation to issue a command to the robot controller for a work order indication; An inflow step of introducing the section steel by the infeeder conveyor; A measurement step of measuring, by the robot controller, a position and specifications of the steel beam by the measurement robot operated by the command; A printing step of marking the bending line, marking line and labeling on the section steel by the printing apparatus operated under the command of the robot controller; A cutting step of checking the position of the section steel in which the printing operation of the printing apparatus operated under the command of the robot controller is completed, and cutting an end and a hole; Burr removing step for removing the burr after the cutting step A transfer step of the cutout conveyor transferring the cut steel cut in the cutting step to a next step; A painting removal step of removing paint of the section steel from the blasting apparatus in response to a command of the robot controller; A discharge step of discharging the cut section steel after removing the painting; And The steel cutting method comprising a reporting step of reporting the work results in the reporting system.

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