KR101954815B1 - Rotor automation welding system and method. - Google Patents

Abstract

The present invention relates to a rotor automation welding system and method, and more particularly, to a rotor automation welding system and method, and more particularly to a rotor automation welding system and method, And more particularly to a rotor automated welding system and method for preventing weld quality degradation or product failure due to various external factors or operating variables during operation of the automated welding system through the included configuration.
By providing a plurality of drive modules, an automatic welding system, a welding process data backup device, and a welding device control module, there is an effect that automation of welding operation can be realized and welding process data can be stored.
In addition, it is possible to greatly reduce work time and work costs, and uniform work environment and uniform product quality are possible.

Description

Rotor automation welding system and method. {Rotor automation welding system and method.}

The present invention relates to a rotor automation welding system and method, and more particularly, to a rotor automation welding system and method, and more particularly to a rotor automation welding system and method, And more particularly to a rotor automated welding system and method for preventing weld quality degradation or product failure due to various external factors or operating variables during operation of the automated welding system through the included configuration.

The welding equipment provided in the plant or the factory facility is a system in which the operator manually drives and controls the welding apparatus including the welding rod in real time and the respective components constituting the welding apparatus by the process set by the machine and the system are automatically There is an automatic welding method in which the welding operation can be performed without the operator's real-time control.

In this case, in the case of welding a large rotor, which is generally large in size and relatively complicated in welding procedure and process, it is difficult to provide automatic welding equipment by systematizing and systematizing it as a whole, do.

In the manual welding method using the conventional structure, there are fatal problems such as installation of a workpiece with a high weight and setting of the welding position, transportation of the welding apparatus, and difficulty in uniform welding to the circular welding surface.

In addition, as a problem with the result of the welding work, it is practically very difficult to weld the large rotor at one time without any interruption. Therefore, problems such as discontinuity of work and inconsistency of welding due to operator replacement are likely to occur, There is no way to store the data to be stored and the numerical values to be stored and the data on the resultant.

KR 1270030

It is an object of the present invention to provide a welding automation system and a rotor automation system capable of storing welding process data by providing a plurality of driving modules, an automatic welding system, a welding process data backup device, It is possible to provide a welding system and method.

According to an aspect of the present invention, there is provided a work space having a rectangular parallelepiped shape and having a space for performing a welding operation at a center, a cavity provided on an upper surface of the work space, It is possible to provide a rotor automated welding system including a disc-shaped positioner provided at one side, and an operation portion provided at one end of the work space edge and partially deployable inside the work space.

It is also preferable that at least two rollers are provided, each of which is provided with a pair of rollers for rolling a workpiece having a cylindrical shape in contact with the roller in a direction corresponding to the rotation direction of the roller.

In addition, it is possible that the positioner includes an absolute encoder provided in a direction in which the positioner is disposed in a side of the working space.

Preferably, the operation unit includes a drive controller provided on one side of the operation space and controlling the operation of the operation unit, and a welding unit provided at an end of the operation unit adjacent to the inside of the operation space.

In this case, it is possible that the welding portion includes a welding rod for performing welding in proximity to the workpiece, a pitch angle of the welding rod, welding conditions, and the like.

The welding portion may further include a laser sensor for sensing a surface state and a flatness of the workpiece.

In this case, the drive controller includes a slide motor and a boom slide drive module, and it is possible to perform the left-right drive and the up-down drive of the operation portion.

It is preferable that the welding portion further includes a welding rod drive control device for controlling up and down and left and right driving of the welding rod.

In addition, the boom slide motor may include a main motor that provides power to vertically drive the welded portion, and a sub-motor coupled to one side of the main motor to transmit less power than the main motor, It is possible to include a motor.

Further, it is preferable to further include an integrated control console provided so that the operation of the positioner and the operation unit can be controlled remotely.

It is possible to provide not only the device configuration as described above but also a method configuration corresponding to the method aspect.

Specifically, there are a welding preparation step for preparing the positioner and the operation part to a position corresponding to the set coordinate and for preparing the workpiece, a preheating step for preheating the heating device including the welding rod, pitching, driving and welding of the welding rod And a returning step of returning the positioner and the operation unit to a position corresponding to the original position set at the end of the welding step and a welding step of welding the workpiece by performing the condition control, Do.

In this case, the welding preparation step may include a rotor aligning step of aligning the center of the positioner and the central axis of the workpiece, a rotor runout measuring step of sensing the surface state and the flatness of the workpiece from the laser sensor provided at one side of the weld, It is possible to include an initial welding value setting step of setting the welding value in consideration of the state and the specification of the welding equipment.

In addition, the welding step may include a driving controller up-down driving step of performing up-and-down driving of the welding part using the main motor and a sub motor, a driving controller right and left driving step of driving the welding part left and right using a rail and a driving chain, A positioner set position shifting step for setting a position of a positioner to which a workpiece is coupled, a drive controller up and down drive step, a drive controller left and right drive step, an initial welding electrode OSC An oscillation zero point setting step and an automatic welding preparation completion step which is performed after the positioner setting position moving step is completed.

By providing a plurality of drive modules, an automatic welding system, a welding process data backup device, and a welding device control module, there is an effect that automation of welding operation can be realized and welding process data can be stored.

In addition, it is possible to greatly reduce work time and work costs, and uniform work environment and uniform product quality are possible.

1 is a perspective view of a rotor automated welding system showing one embodiment of the present invention.
2 is a perspective view of a positioner and an absolute encoder showing an embodiment of the present invention.
3 is a perspective view of a welding rod drive control device provided in a welded portion showing an embodiment of the present invention.
4 is a top view of a main motor and a sub motor provided in a boom slide motor according to an embodiment of the present invention.
5 is a front view of an integrated control console and console monitor illustrating an embodiment of the present invention.
6 is a perspective view showing a laser sensor provided in a welded portion showing an embodiment of the present invention.
7 is a perspective view of a welding-rod control unit provided in a welded portion showing an embodiment of the present invention.

Hereinafter, some embodiments of the present invention will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference numerals even though they are shown in different drawings. In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the difference that the embodiments of the present invention are not conclusive.

In describing the components of the embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, Quot; may be "connected," "coupled," or "connected. &Quot;

1 is a perspective view of a rotor automated welding system showing one embodiment of the present invention.

Referring to Figure 1, it is possible to ascertain the overall configuration for a rotor automated welding system.

A work space 10 having a rectangular parallelepiped shape and provided with a space for performing a welding work in the center, a cavity 20 provided on the upper surface of the work space 10, And an operation part (40) having an end at one side of the edge of the work space (10) and partially expandable inside the work space (10), the rotor automation welding system It is possible to be provided.

The roller (50) further includes a pair of rollers (50) that roll the workpiece (2) having a cylindrical shape in contact with the roller (50) in a direction corresponding to the rotation direction of the roller It is preferable to provide two or more.

In this case, it is preferable that the working space is provided in the shape of a three-dimensional rectangular parallelepiped, and a cavity may be provided at an upper end of the working space of the rectangular parallelepiped so that the rotor can be set to be machined.

In addition, a positioner capable of rotating the rotor (workpiece) around the central axis at a predetermined angle may be provided on one side of the edge of the work space.

In this case, it is preferable that the positioner 30 includes an absolute encoder 31 provided in the direction of the positioner 30 in the direction of the work space 10.

The positioner is configured to engage with the center axis of the rotor to rotate the workpiece at a constant angular velocity while processing the rotor, that is, the workpiece, so that the worker does not manually rotate the rotor, And can be rotated automatically.

Such a positioner requires a system for storing and controlling the amount of rotation and rotation record of the positioner, and for this purpose, it is possible to provide an absolute encoder on one side of the positioner.

Specifically, the absolute encoder represents the rotation angle of the positioner as a length or a position, and converts the length or position value into a digital value, and stores the converted digital value to the controller.

The operation unit 40 includes a drive controller 41 provided on one side of the work space 10 to control the operation of the operation unit 40, And a welding portion 42 provided at an end portion of the welding portion.

Specifically, the drive controller 41 includes a boom slide motor 411 and a boom slide drive module 412 so that the operation unit can be electrically driven up and down and left and right. It is possible to perform left-right driving and up-down driving.

In this case, the boom slide motor 411 includes a main motor 413 for providing power to vertically drive the welding portion 42, and a main motor 413 coupled to one side of the main motor 413, And a sub motor 414 for transferring less power and allowing the welding portion 42 to be driven up and down finely.

Generally, it is common to install a large motor to drive the operation section up and down through it. However, when such operation is carried out, the output of the large motor is relatively excessively applied, There is a problem in that the generation of vibrations is considerable.

Therefore, in the present invention, it is possible to provide a sub-motor on one side of the main motor, which is a large motor, so that a relatively fine torque and a driving amount can be adjusted.

The welding portion 42 may include a welding rod 421 for welding adjacent to the workpiece 2 and a welding rod control portion 422 for controlling the pitch angle and welding conditions of the welding rod 421 Do.

In this case, it is preferable that the welding portion 42 further includes a welding rod drive control device 424 for controlling the up and down and left and right driving of the welding rod 421.

2 is a perspective view of a positioner and an absolute encoder showing an embodiment of the present invention.

Referring to Fig. 2, it is possible to confirm the absolute encoder configuration provided on the back surface of the positioner, which is an embodiment of the present invention.

More specifically, a positioner capable of rotating the rotor (workpiece) around the central axis at a predetermined angle may be provided on one side of the edge of the work space.

In this case, it is preferable that the positioner 30 includes an absolute encoder 31 provided in the direction of the positioner 30 in the direction of the work space 10.

The positioner is configured to engage with the center axis of the rotor to rotate the workpiece at a constant angular velocity while processing the rotor, that is, the workpiece, so that the worker does not manually rotate the rotor, And can be rotated automatically.

Such a positioner requires a system for storing and controlling the amount of rotation and rotation record of the positioner, and for this purpose, it is possible to provide an absolute encoder on one side of the positioner.

Specifically, the absolute encoder represents the rotation angle of the positioner as a length or a position, and converts the length or position value into a digital value, and stores the converted digital value to the controller.

3 is a perspective view of a welding rod drive control device provided in a welded portion showing an embodiment of the present invention.

Referring to FIG. 3, it is possible to confirm the configuration of the electrode driving control device among the configurations of the welding portions provided in the operation portion.

Specifically, the electrode driving control device may be provided as an up-and-down and a left-and-right driving control device, and the position and movement of the electrode for performing welding work can be performed by the electrode driving control device.

In addition, the above-described electrode drive control device is capable of controlling the driving of a very attractive electrode and is essential for improving the quality of operation in the automatic welding process of the electrode.

4 is a top view of a main motor and a sub motor provided in a boom slide motor according to an embodiment of the present invention.

Referring to FIG. 4, it is possible to identify the main motor and the sub motor provided on one side of the drive controller, which is a constitution of the present invention.

Specifically, the drive controller 41 includes a boom slide motor 411 and a boom slide drive module 412 so that the operation unit can be electrically driven up and down and left and right. It is possible to perform left-right driving and up-down driving.

In this case, the boom slide motor 411 includes a main motor 413 for providing power to vertically drive the welding portion 42, and a main motor 413 coupled to one side of the main motor 413, And a sub motor 414 for transferring less power and allowing the welding portion 42 to be driven up and down finely.

Generally, it is common to install a large motor to drive the operation section up and down through it. However, when such operation is carried out, the output of the large motor is relatively excessively applied, There is a problem in that the generation of vibrations is considerable.

Therefore, in the present invention, it is possible to provide a sub-motor on one side of the main motor, which is a large motor, so that a relatively fine torque and a driving amount can be adjusted.

5 is a front view of an integrated control console and console monitor illustrating an embodiment of the present invention.

Referring to FIG. 5, it is possible to grasp the integrated control console (a) which is a constitution of the present invention and the monitor screen (b) of the integrated control console.

More specifically, the present invention may further include an integrated control console 60 provided to control the operation of the positioner 30 and the operation unit 40 remotely.

In this case, the integrated control console can control the boom position control, the turntable (positioner) driving control, the setting value control and control of the AVC / OSC of the welding rod, and the control of additional welding operation items provided in the operation unit Do.

Accordingly, it is possible for the operator to grasp the work process at a distance, and it is possible to automate a series of welding processes to different set values through control of set values and control of work processes.

Therefore, there is an advantage that it is possible to control a series of welding processes in a single control process without the need of the operator to control all the processes in real time.

In addition, the integrated control console can be provided with a warning lamp, and if there is an error or a device load according to the control value, the operator can be notified through an alarm or the like.

6 is a perspective view showing a laser sensor provided in a welded portion showing an embodiment of the present invention.

6, the welding portion 42 may further include a laser sensor 423 for sensing the surface state and the flatness of the workpiece 2.

Specifically, the laser sensor can detect the surface state and the flatness of the workpiece 2 in a rotor or the like, which is a workpiece, and can detect the state of the workpiece 2, do.

In this case, it is preferable that the laser sensor is provided in the vicinity of the welding rod and is positioned above the workpiece so that accurate sensing is possible.

7 is a perspective view of a welding-rod control unit provided in a welded portion showing an embodiment of the present invention.

Referring to Fig. 7, it is possible to confirm specific control details of the welding electrode control unit, which is an embodiment of the present invention.

Specifically, the welding portion 42 includes a welding rod 421 for welding adjacent to the workpiece 2 and a welding rod control portion 422 for controlling the pitch angle and welding conditions of the welding rod 421 It is possible.

In this case, it is preferable that the welding portion 42 further includes a welding rod drive control device 424 for controlling the up and down and left and right driving of the welding rod 421.

More specifically, the welding electrode control unit can control the set value according to the type of welding, characteristics of the welding electrode, positioner control, welding electrode pitch shift control, welding current and voltage value control, and welding electrode AVC / OSC control Do.

Further, not only the above-described apparatus configuration but also the present invention can include a configuration of a method invention including a specific control method.

Specifically, a welding preparation step for preparing the positioner 30 and the operation unit 40 at a position corresponding to the set coordinate and for preparing the workpiece 2, A welding step for welding the workpiece 2 and a position corresponding to the origin set at the end of the welding step; And returning the rotor (40) to the rotor (40).

In this case, it is possible to perform the analysis of the state of the workpiece before the start of the work, and then to set the control value through the above-described apparatus for each step and to control the series of control processes.

After the control value is set through the above-described apparatus and the control for the series of control processes is performed, the welding process is started. In the welding process, the operator can start the re- The control of the welding process is required only in case of arbitrary change.

The welding preparation step includes a rotor aligning step of aligning the center of the positioner 30 and the central axis of the workpiece 2 from the laser sensor 423 provided at one side of the weld 42, And an initial welding value setting step of setting the welding value in consideration of the conditions of the workpiece (2) state and the welding equipment, and a rotor runout measuring step of detecting the flatness.

In addition, the welding step may include a driving controller up-down driving step of performing up-down driving of the welded portion by using the main motor 413 and the sub-motor 414, a right and left driving of the welding portion 42 using a rail and a driving chain The welding electrode 421 reciprocatingly moves the welding electrode 42 in the direction of the welding electrode 42. The initial position of the welding electrode OSC (Oscillation) zero point and the driving of the positioner 30 to which the workpiece 2 is coupled, ), A driving controller up / down driving step, a driving controller left / right driving step, an initial welding electrode OSC (Oscillation) zero point setting step, and a positioner setting position welding step Step.

The foregoing description is merely illustrative of the technical idea of the present invention, and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

1: Rotor automation welding system
2: Workpiece
10: Working space
20: Cavity
30: Positioner
31: Absolute encoder
40:
41: drive controller
42:
50: Roller
60: Integrated control console
411: Boom slide motor
412: Boom slide module
413: Main motor
414: Servomotor
421: Electrodes
422:
423: Laser sensor
424: Welding rod drive control device

Claims (13)

A work space 10 having a rectangular parallelepiped shape and provided with a space for performing welding work in the center;
A cavity portion 20 provided on an upper surface of the work space 10 and having an absolute encoder 31 disposed in a direction to be arranged in a direction of the work space 10;
A disk-shaped positioner 30 provided at one side of the edge of the work space 10; And
An operation part 40 having an end at one edge of the work space 10 and partially expandable inside the work space 10;
Lt; / RTI >
The operation unit (40)
A driving controller (41) provided on one side of the outside of the work space (10) and controlling driving of the operation unit (40);
A welding portion 42 provided at an end of the operation portion 40 adjacent to the inside of the work space 10 and equipped with a laser sensor 423 for detecting the surface state and the flatness of the work 2;
Lt; / RTI >
The welding portion (42)
An electrode 421 for performing welding adjacent to the workpiece 2;
A welding electrode control unit 422 for controlling the pitch angle and welding conditions of the welding electrode 421;
A welding rod drive control device 424 for controlling the up and down and left and right driving of the welding rod 421;
(1). ≪ / RTI >
The method according to claim 1,
A pair of rollers 50 rolling a workpiece 2 having a cylindrical shape in contact with the roller 50 in a direction corresponding to the rotation direction of the roller 50;
Further comprising:
The rotor automation welding system (1) according to claim 1, wherein at least two rollers (50) are provided.
delete delete delete delete The method according to claim 1,
The drive controller (41)
A boom slide motor (411) and a boom slide drive module (412), and performs the left-right drive and the up-down drive of the operation unit (40).
delete 8. The method of claim 7,
The boom slide motor 411,
A main motor 413 for providing power to vertically drive the welding portion 42; And
A sub motor 414 coupled to one side of the main motor 413 for transmitting less power than the main motor 413 and enabling the welding portion 42 to be driven up and down finely;
(1). ≪ / RTI >
The method according to claim 1,
An integrated control console 60 provided to control the operations of the positioner 30 and the operation unit 40 remotely;
(1). ≪ / RTI >
A welding preparation step of preparing the positioner (30) and the operation part (40) to a position corresponding to the set coordinate in accordance with the set value and preparing the work (2);
Preheating the preheating device including the electrode 421;
A welding step of welding the workpiece (2) by performing the pitch, drive and welding condition control of the welding rod (421); And
A returning step of returning the positioner (30) and the operation unit (40) to a position corresponding to the origin set at the end of the welding step;
Lt; / RTI >
The welding preparation step includes:
A rotor aligning step of aligning the center of the positioner (30) with the central axis of the workpiece (2);
A rotor runout measurement step of sensing the surface state and the flatness of the workpiece 2 from the laser sensor 423 provided at one side of the welded part 42; And
An initial welding value setting step of setting a welding value in consideration of the state of the workpiece (2) and the specifications of the welding equipment;
Lt; / RTI >
The welding step comprises:
A drive controller up-down driving step of performing up-down driving of the welded portion using the main motor 413 and the sub-motor 414;
A drive controller left and right driving step of performing lateral drive of the welded portion 42 using a rail and a drive chain;
An initial welding electrode OSC (Oscillation) zero point setting step in which the welding rod 421 travels reciprocally;
A positioner setting position moving step of setting a welding position of the workpiece (2) by driving a positioner (30) coupled to the work (2); And
An automatic welding preparation completion step after the driving controller up-down driving step, the driving controller left-right driving step, the initial welding electrode OSC (Oscillation) zero point setting step, and the positioner setting position moving step are completed;
And welding the rotor to the rotor.
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