KR100633566B1 - Bend line marking apparatus and its control method for being constitutied at section steel cutting machine - Google Patents

Abstract

The present invention is to mark the band line by an automated process in advance before cutting the section steel to reduce the work time and labor costs, and to mark the band line installed in the section cutting device to obtain a better work result An apparatus and a control method thereof are provided.

To this end, the present invention comprises a conveying device unit constituting the section cutting device and moving in the longitudinal direction of the section (B); It is installed to be movable in the direction orthogonal to the longitudinal direction of the section steel (B) on the transfer unit 10, is moved with the transfer of the transfer unit 10 includes a band line (L) in the section steel (B) A printing device unit 20 for forming a printing mark; A control circuit part 40 which is electrically and electronically connected to the transfer device part 10 and the printing device part 20 to control and set a band line L formed on the section steel B and a position at which a print mark is to be formed. It includes, the control circuit 40 is installed on the side of the section steel (B) of the printing device unit 20 is a sensing unit for detecting the presence of the section steel (B) and the initial position where the band line (L) is to be formed (41); A control unit 42 for receiving a signal from the sensing unit 41 and controlling each component by data for forming the already input band line L; A database 43 in which the control unit 42 stores data on band line L formation for controlling each element, and inputs and outputs data at the request of the control unit 42; It provides a band line marking device installed in the steel cutting device, characterized in that it comprises a drive unit 44 for driving the transfer device unit 10, the printing device unit 20 by receiving the signal from the control unit 42. .

In addition, the present invention, the step of detecting whether or not the section steel is transported to the correct position by the detector when the section steel is conveyed by the conveyor, and transferring the printing device unit to the initial position for forming the band line; When the printing unit is transferred, the control unit receives data about the band line of the database and calculates a trajectory for driving the transfer unit and the printing unit; After performing the operation, the band line marking is installed in the steel cutting device, characterized in that it comprises the step of driving the transfer unit and the printing unit through the drive unit by the result value to form a band line in the desired position It provides a control method of the device.

Ship, section steel, band line

Description

Band line marking apparatus and its control method installed in the section cutting machine and its control method for being constitutied at section steel cutting machine}             

1 is a layout diagram showing the configuration of a conventional steel cutting device.

Figure 2 is a perspective view showing the appearance of the section steel.

Figure 3 is a schematic layout showing the configuration of the section cutting device to which the present invention is applied.

Figure 4 is a perspective view of the band line marking apparatus according to the present invention.

5 is an installation front view of the bandline marking apparatus of FIG.

6 is a block diagram of a control circuit unit of the band line marking apparatus according to the present invention.

7 is a flow chart in which the band line is marked by the marking apparatus according to the present invention.

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

10: transfer unit 20: printing unit

21: moving mechanism 22: print head

23: bracket 24: drive mechanism

27: elevating drive mechanism 40: control circuit

41: detection unit 42: control unit

43: database 44: drive unit

L: bandline B: section steel

The present invention relates to a band line marking device installed in a steel cutting device and a control method thereof, and more particularly, to reduce the work time and labor costs by marking the band line by an automated process in advance before cutting the steel. It eliminated expenses and resulted in better work.

The section steel is a reinforcing member that is applied to reinforce the longitudinal and transverse structure of the ship's hull. Among these, the curved steel which is bent at a constant curvature is mainly a reinforcement for the hull of ship's hull and Sumi grain shell. Occupies.

1 shows a section cutting device for cutting the section to a desired length and forming a printed mark.

Referring to FIG. 1, when the section steel is conveyed by the cross conveyor 1, the section steel cutting device is pushed by the conveying device 3 while being placed on the feeding roller 2 and the cutting device 4. ) Will be moved to the installed location.

As described above, when the steel B is transferred, the printing apparatus 5 detects the amount of transfer of the steel B and stops the transfer of the steel B at each point, and then a watertight hole, a drainage hole, a work hole forming point, and the like. Labels, marking data (hereinafter, printed display), etc. are displayed, and at the same time, the cutting device 4 cuts the desired position of the steel according to the transfer amount of the steel (B), and is then transferred to the next process.

At this time, the process of cutting the shaped steel (B) in accordance with the transfer amount of the shaped steel (B) and forming a print mark on its outer surface is controlled and implemented in a control room (7) provided with a control panel (6) such as a PLC.

Figure 2 is a perspective view showing the steel used as the reinforcement of the hull line, Sumi grain shell.

Shape steel (B) shown in the figure is in the form of an angle, the outer surface is formed with various printing marks required when applied to the hull, the printing marks are formed by the printing device of the steel cutting device of Figure 1 as described above same.

In addition, the band steel (B) is formed with a band line (L) for indicating the curvature bent to be applied to the hull line, Sumi, the outer shell of the hull, such a band line (L) after cutting a certain length of the steel When bending by the press, the line L is a work display line for driving the press in a state in which the line is straight so that the steel beam is bent.

Here, the band line (L) is printed by hand in advance before cutting the section steel (B), the printing of the band line (L) is mainly a pair of two people each of the dimensions written on the drawings The line points of are displayed, and these points are connected to each other to form a display using a black line or the like.

In the conventional band line printing process as described above, the work fatigue is increased because two sets of workers always have to sit down, and due to the nature of the manual work, the delay of the working time, frequent curvature of the band line Is generated.

In addition, the frequent curvature of the band line is exposed to the problem of lowering the workability according to the demand of the rework and thereby lowering the overall productivity of the vessel.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has a band line marking device in which a band line printing device is installed in a steel cutting device so that the band line is printed by an automated operation before cutting the steel. The purpose is to provide.

Another object of the present invention is to provide a control method for optimizing and controlling the band line marking apparatus.

In order to achieve the above object, the present invention has the following features.

The present invention comprises a conveying device unit 10 constituting the section cutting device and moving in the longitudinal direction of the section steel (B); It is installed to be movable in the direction orthogonal to the longitudinal direction of the section steel (B) on the transfer unit 10, is moved with the transfer of the transfer unit 10 includes a band line (L) in the section steel (B) A printing device unit 20 for forming a printing mark; A control circuit part 40 which is electrically and electronically connected to the transfer device part 10 and the printing device part 20 to control and set a band line L formed on the section steel B and a position at which a print mark is to be formed. It includes, the control circuit 40 is installed on the side of the section steel (B) of the printing device unit 20 is a sensing unit for detecting the presence of the section steel (B) and the initial position where the band line (L) is to be formed (41); A control unit 42 for receiving a signal from the sensing unit 41 and controlling each component by data for forming the already input band line L; A database 43 in which the control unit 42 stores data on band line L formation for controlling each element, and inputs and outputs data at the request of the control unit 42; It is characterized in that it comprises a drive unit 44 for driving the transfer device unit 10, the printing device unit 20 by receiving the signal from the control unit 42.

In order to achieve the above another object, the present invention, if the section steel is conveyed by a conveyor detects whether the section steel is transported to the correct position by the detection unit, and transferring the printing device unit to the initial position for forming the band line Wow; When the printing unit is transferred, the control unit receives data about the band line of the database and calculates a trajectory for driving the transfer unit and the printing unit; After the operation, the transfer unit and the printing device by the driving unit by the result value is characterized in that it comprises a step of forming and proceeding to the band line in the desired position.

Hereinafter, embodiments of the present invention to which the above features are applied will be described in detail with reference to the accompanying drawings.

Figure 3 is a schematic layout showing the configuration of the section cutting device to which the band line marking apparatus according to the present invention is applied.

Referring to FIG. 3, the section steel cutting device includes a control room 50 provided with a cross conveyor 1, a conveying device 10, a printing device 20, a cutting device 30, and a control circuit 40. It consists of.

The cross conveyor (1) is configured to transfer the section steel (B) to the working position to be positioned on the feeding roller (2), the transfer unit 10 to transfer the conveyed section steel (B) to the cutting work position It is configured to move in the longitudinal direction of the steel (B).

 The printing apparatus unit 10 forms various printing marks including a band line L on the steel steel B when the transportation device 10 is moved to the left side in order to transfer the steel steel B. It is configured to carry out the marking process.

The cutting device unit 30 is a marking process after the marking process, the printing unit 20 transfers the steel (B) on the feeding roller (2) when the steel (B) is transferred, the transferred steel (B) It is a plasma cutting machine configured to cut to a certain length.

Figure 4 is a perspective view of the band line marking device according to the present invention in the configuration of the steel cutting device, Figure 5 is a front view of the band line marking device according to the present invention, Figure 6 is a band line marking device of the present invention Control circuit block diagram.

4 to 6 together with FIG. 3, the bandline marking apparatus according to the present invention has a transfer device unit 10, a printing unit unit 20, and a control circuit unit 40 in a part of the configuration of the steel cutting device. ), And the pressurizing mechanism part 50.

It is well known that the transfer device unit 10 is configured to move in the longitudinal direction of the shaped steel B, and the printing device unit 20 is composed of a moving mechanism unit 21 and an ink head 22.

The moving mechanism part 21 is mounted to the bracket 23 to be movable in the direction orthogonal to the longitudinal direction of the section steel (B) on the transfer device portion 10, the bracket 23 is a bracket in the transfer device portion 10 The drive mechanism 24 which provides the drive force to which 23 23 moves is provided and comprised.

The drive mechanism 24 may be a gear coupling device by installing a motor in the bracket 23 to couple the pinion and forming a rack on the transfer device unit 10. ) And a ball screw, or cylinder device coupled across the transfer unit 10.

The ink head 22 is coupled to the bracket 23, and is configured to eject ink to the shaped steel positioned below the movable steel by being driven by the transfer device unit 10 and the moving mechanism unit 21, An ink injection container 25, a sensor 26 for detecting the remaining amount of ink, and the like.

Here, the moving mechanism portion 21 includes a lifting drive mechanism 27 installed on the bracket 23 to raise and lower the ink head 22 up and down.

The elevating drive mechanism 27 may be a gear coupling device by installing a motor on the bracket 23 to couple the pinion, and forming a rack on the ink head 22. ) And a ball screw or cylinder arrangement coupled across the inkhead 22.

The control circuit unit 40 includes a sensing unit 41, a control unit 42, a database 43, and a driving unit 44.

The sensing unit 41 is installed on the side of the section steel B of the printing apparatus unit 20 to detect the presence or absence of the section steel B and the initial position at which the band line L is to be formed, or the ink head 22. It consists of the sensor which detected the space | interval which hold | maintains the temporary steel B.

The control unit 42 is mainly composed of a microprocessor to control the respective components by the data for forming the band line (L) input by receiving the signal of the sensing unit 41.

In addition, the control unit 42 is divided into respective control units 45 and 46 for controlling the above-described printing unit 20 and the transfer unit 10, and integrated control unit 47 for controlling the integrated Include.

The database 43 stores data on band line L formation for the controller 42 to control each component, and inputs and outputs data at the request of the controller 42, which is a band line. It is divided into a database 48 for (L) and a database 49 for the above-described print display.

The driving unit 44 is a driving driver for driving the transfer unit 10 and the printing unit 20 by receiving a signal from the control unit 42.

The pressurizing mechanism part 50 is provided so that a plurality (3 in the figure) is installed at regular intervals between the cross conveyors 1 to move in the same direction as the conveying direction of the shaped steel B.

Here, the pressurizing mechanism part 50 is to solve the state of bending in the longitudinal direction when the transfer is placed on the feeding roller 2, considering that the shape steel (B) is a long object having a length of generally 10M or more, In order to transport the steel beam (B) in order to move along the grooves formed in the conveyor (1) when the steel is transferred to the working position in the state provided inside the cross conveyor (1) is configured to press the steel (B).

The pressurization mechanism unit 50 as described above may be implemented by a cylinder device, in addition, it may be implemented by a moving mechanism configuration and a moving mechanism configuration, such as a ball screw and a power transmission mechanism such as a motor and a chain.

7 is a flowchart illustrating a process of forming a band line by the band line marking apparatus according to the present invention.

Referring to FIG. 7 together with the above-described drawings, in the band line marking process according to the present invention, when the beam B is transferred by the cross conveyor 1, the beam B is defined in the sensing unit 41 (S10). Detect whether or not it has been transported to the position (S20).

At this time, when the section steel (B) is transported to the correct position, the pressing mechanism unit 50 is driven to press the section steel (B) to the wall side in front of it to form and maintain the bending state of the long steel (B) in a straight line Operational precision is guaranteed (S21).

If the beam (B) has been transported in place, the transfer unit 10 transfers the printing unit 20 to the end of the beam (B), that is, the initial position to perform the band line (L) operation, ( S30) The database 43 receives data of the band line L to be formed on the transferred steel B. (S40)

The control unit 42 receiving the data calculates a curvature trajectory for the band line L to be formed, and calculates a trajectory to which the transfer unit 10 and the printing unit 20 respectively move (S50). Thereafter, the transfer unit 10 and the printing unit 20 are driven (S60 and S70) to move the ink head 22 according to the calculated value, and spray ink to form the band line L. All.

When the job completion value is reached according to the value calculated during the formation of the band line L as described above, the job is completed. If the job completion value is not reached, the transfer unit 10 and the printing device 20 are continued. After running, the work is completed.

Here, the working process is a job performed by the data for the band line (L), and when the data on the above-described print display together with the band line (L) data is input to the control unit 42, the band line In addition to (L), marking of various printing marks is also performed at the same time.

As described above, the present invention, the marking of the bandline is carried out by an automated device to enable rapid work, the work by improving the workability and the productivity of drying the ship by eliminating work by manpower is reduced This is improved, and there is an effect that can obtain a better working result.

In addition, by pressing the long steel beam on the working position to form a straight line shape to perform a more precise work, thereby obtaining an excellent work results.

Claims (8)

A conveying device unit 10 constituting the section cutting device and moving in the longitudinal direction of the section steel B; It is installed to be movable in the direction orthogonal to the longitudinal direction of the section steel (B) on the transfer unit 10, is moved with the transfer of the transfer unit 10 includes a band line (L) in the section steel (B) A printing device unit 20 for forming a printing mark; A control circuit part 40 which is electrically and electronically connected to the transfer device part 10 and the printing device part 20 to control and set a band line L formed on the section steel B and a position at which a print mark is to be formed. Including, The control circuit unit 40 A sensing unit 41 installed on the side surface of the shape steel B of the printing apparatus 20 to detect the presence or absence of the shape steel B and an initial position at which the band line L is to be formed; A control unit 42 for receiving a signal from the sensing unit 41 and controlling each component by data for forming the already input band line L; A database 43 in which the control unit 42 stores data on band line L formation for controlling each element, and inputs and outputs data at the request of the control unit 42; Band line marking device is installed in the steel cutting device, characterized in that it comprises a drive unit 44 for receiving the signal from the control unit 42 to drive the conveying device unit 10, the printing device unit 20. The method of claim 1, wherein the printing device unit 20 The bracket 23 is mounted to be movable in the direction orthogonal to the longitudinal direction of the section steel B on the transfer unit 10, and the bracket 23 has a driving force to move the bracket 23 in the transfer unit 10. A moving mechanism part 21 provided with a driving mechanism 24 for providing; It is coupled to the bracket 23, characterized in that it comprises an ink head 22 which is moved by the drive of the transfer device unit 10 and the moving mechanism unit 21 to inject ink to the shaped steel located below it Band line marking device installed in the steel cutting device. The method of claim 2, wherein the moving mechanism portion 21 Band line marking device installed in the steel sheet cutting device, characterized in that it comprises a lifting drive mechanism (27) installed on the bracket (23) for raising and lowering the ink head (22) up and down. delete The method of claim 1, Installed on the conveyor (1) for transporting the section steel (B) of the section cutting device, press the section steel (B) transported by the conveyor 1 on the working position to maintain the curved point of the section steel (B) in a straight form Band line marking device is installed in the steel cutting device, characterized in that it comprises a pressurizing mechanism portion (50). When the section steel B is transported by the conveyor 1, the sensing unit 41 detects whether the section steel B has been transported to the correct position, and prints to the initial position for forming the band line L. Transferring the unit 20; When the printing device unit 20 is transferred, the control unit 42 receives data about the band line L of the database 43 and tracks to drive the transfer device unit 10 and the printing device unit 20. Calculating a; After performing the operation, driving the conveying unit 10 and the printing unit 20 through the driving unit 44 according to the result value, and forming the band line L at a desired position, and then proceeding. Control method of the band line marking device installed in the section steel cutting device characterized in that. The method of claim 6, wherein the data received from the database 43 is Control method of the band line marking device installed in the section cutting device, characterized in that the data for the print display in addition to the band line (L) data. The process of claim 6, wherein the step of transferring the shaped steel B to a working position The method of controlling the band line marking device installed in the section cutting device, comprising the step of pressing the section steel transferred to the working position to the wall side in front of the pressing mechanism unit 50 to form and maintain the section steel in a straight line.

Images