KR20140005473A

KR20140005473A - Press bending device

Info

Publication number: KR20140005473A
Application number: KR1020120072739A
Authority: KR
Inventors: 김흥표
Original assignee: 현대중공업 주식회사
Priority date: 2012-07-04
Filing date: 2012-07-04
Publication date: 2014-01-15

Abstract

The present invention relates to a press bending device comprising: a press beam for bending a member which is an object of a bending work by pressurizing the member; a stopper, which is in contact with one side of the member, for limiting a front and rear movement of the member in order to locate the member in a bending position; an adjusting bar, which is fixated to the stopper, for adjusting a location of a front and rear, and an up and down direction of the stopper; a front and rear cylinder device for adjusting a front and rear location of the adjusting bar; an up and down cylinder device for adjusting an up and down location of the adjusting bar; and a frame for supporting the front and rear cylinder device and the up and down cylinder device. According to the present invention, work efficiency is improved since a location of a press beam can be easily aligned with a bending location of a member in a press work.

Description

Press bending device

The present invention relates to a press bending device, and more particularly, to a press bending device for processing a metal material.

Members such as steel sheets are often manufactured through a process of forming a bend. In this case, a press bending device is generally used as a device for forming a bend in the member.

A typical press bending device is configured to include a press beam, as shown in FIG. The lower end of the press beam 100 contacts the member 10 and moves up and down under the guidance of the press beam support 1.

In a bending operation using a general press bending device, the member 10 is inserted into a space formed by the operator M holding the member 10 and the press beam 100 is raised, and then the member 10 After matching the bending portion of the lower end of the press beam 100, the press beam 100 is lowered to proceed in a manner of bending the member 10.

However, the process of matching the bending part of the member 10 with the lower end of the press beam 100 is not easy. That is, in this process, a marking line indicating a bending portion is first displayed on the member 10, and then the worker M grabs the member 10 and the press beam 100 descends to contact the marking line. The bending portion of the member 10 and the lower end of the press beam 100 must be repeatedly repeated until the end of the press beam 100 is formed.

This work process requires a skilled labor of the worker (M), because the worker (M) has to work continuously, which adds to the fatigue of the worker (M) occurs a problem that the efficiency of the bending work deteriorates.

In addition, since the work must be carried out by holding the member 10 in a continuous position close to the press beam 100, the hand of the worker M is pressed by the press beam 100 in the course of the work. There is a problem that M can cause an injury.

The present invention is to solve the above problems, and provides a press bending device which is provided with a means for convenient and quick bending work.

The technical object of the present invention is not limited to the above-mentioned technical objects and other technical objects which are not mentioned can be clearly understood by those skilled in the art from the following description will be.

The present invention to solve the above problems, the press beam for pressing and bending the member that is the object of the bending operation; A stopper in contact with one surface of the member and for limiting the movement in the front and rear directions such that the member is positioned at the bending portion; An adjustment bar fixed to the stopper and configured to adjust the front, rear, and vertical directions of the stopper; Front and rear cylinder device for adjusting the front and rear position of the control bar; An upper and lower cylinder device for adjusting the up and down position of the adjustment bar; And a frame for supporting the front and rear cylinder device and the upper and lower cylinder device; It provides a press bending device comprising a.

In addition, the frame guide is coupled to the guide grooves formed on both sides of the control bar to guide the vertical movement of the control bar; It may be to include more.

In addition, the front and rear cylinder device and the upper and lower cylinder device may be operated by air pressure.

In addition, the stopper may further include a control panel for adjusting the moving distance of the front and rear and up and down.

In addition, the control panel is capable of automatic or manual control, may further include a switch for switching to automatic or manual control.

According to the present invention, it is possible to easily align the bending position of the member and the position of the press beam in the press work has the effect of improving the work efficiency.

In addition, since the operator does not need to continuously hold the member and adjust the bending position during the bending operation, the worker's fatigue is reduced, and the operator's hand is pressed by the press beam, thereby preventing an accident from occurring.

1 is a schematic diagram showing a bending operation using a typical press beam,
2 is a front view showing a press bending device according to an embodiment of the present invention,
3 to 4 is a photograph showing a part of the press bending device according to an embodiment of the present invention,
Figure 5 is a front view showing a control panel used in the press bending device according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The sizes and shapes of the components shown in the drawings may be exaggerated for clarity and convenience. In addition, terms defined in consideration of the configuration and operation of the present invention may be changed according to the intention or custom of the user, the operator. Definitions of these terms should be based on the content of this specification. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. Of course.

Press bending apparatus according to an embodiment of the present invention, as shown in Figures 2 to 4, the press beam 100, the stopper 200, the adjustment bar 300, front and rear cylinder device 400, upper and lower cylinder device 500, the frame 600, and the frame guide 700. In addition, as shown in FIG. 5, the control panel 800 further includes.

The press bending device is fixed to the press beam support 1 at an opposite side to a working position where an operator bends around the press beam 100 (see FIG. 1) of the member 10 (see FIG. 1).

The press beam moves up and down, and serves to pressurize a member, which is a target of bending work, when bending, to bend to a desired shape. The press beam is formed by using a metal material having a hardness higher than that of the member because the press beam must be repeatedly pressed by the member of the metal material.

The stopper 200 is configured in the form of a rectangular plate, and serves to limit the movement of the member in the front and rear directions so that an operator can easily position the member at a bending portion bent by the press beam. That is, when the operator pushes the member into the space where the press beam is raised, the operator comes into contact with the stopper 200 when the press beam is pushed into the space generated below the press beam, and the press beam is directly above the bending part of the member. It is located at.

The adjustment bar 300 is fixed to the stopper 200 on the other surface of the surface in which the stopper 200 is in contact with the member and moves in accordance with the operation of the front and rear cylinder device 400 and the upper and lower cylinder device 500. It serves to adjust the position of the front and rear and the vertical direction of the stopper 200.

The control bar 300 is configured to include an upper control bar 310, 310 and the lower control bar 320, the upper control bar 310 is movable in the front and rear and up and down directions so that the stopper ( It is possible to adjust the position of the stopper 200 by moving the 200 in the front and rear direction and the vertical direction.

On the other hand, since the lower adjustment bar 320 can only move in the front and rear direction, it is possible to adjust the front and rear position of the stopper 200 only by moving the stopper in the front and rear direction.

The front and rear cylinder device 400 is fixed to the center portion of the frame 600 in the front and rear direction, is supported by the frame 600, and serves to adjust the front and rear positions of the control bar (300). In addition, the front and rear cylinder device 400 is automatically or manually controlled by the control panel 800.

The upper and lower cylinder device 500 is fixed to the center portion of the frame 600 in the vertical direction, is supported by the frame 600, and serves to adjust the vertical position of the control bar (300). In addition, the cylinder device is automatically or manually controlled by the control panel 800.

The front and rear cylinder device 400 and the upper and lower cylinder device 500 is operated by a conventional cylinder transfer mechanism consisting of a piston and a cylinder, the working fluid for controlling the movement of the piston in the cylinder is the production cost, convenience of work, It is desirable to use air in consideration of other working environments. Therefore, the front and rear cylinder device 400 and the upper and lower cylinder device 500 is preferably configured as a pneumatic cylinder device.

The frame 600 is provided with a pair of supports, the support is fixed to the press beam support (1), the entire frame 600 is supported by the press beam support (1). In addition, the frame 600 is provided with a fixing unit that is integrally coupled with the pair of supports, the front and rear cylinder device 400 and the upper and lower cylinder device 500 is fixed to the fixing unit.

The frame guide 700 is composed of a pair, one side of which is fixed to the lower control bar 320, coupled to the guide groove formed on both sides of the upper control bar 310, the upper control bar 310 It serves to guide the vertical movement of). That is, the upper adjustment bar 310 may be moved up and down under the guidance of the frame guide 700 by the control of the upper and lower cylinder device 500 to position the stopper 200 in the working position.

The control panel 800 is connected to the front and rear cylinders and the upper and lower cylinders to control their operation, and as shown in FIG. 5, a selection switch 810, a power lamp 820, and an up button 830. , A down button 840, a forward button 850, a reverse button 860 and a distance control button 870.

The selection switch 810 serves to select whether to control the movement of the stopper 200 automatically or manually.

When the selection switch 810 is in the automatic position, the upper and lower cylinders and the horizontal cylinder are automatically controlled by a control device (not shown) to automatically move the stopper 200 to the predetermined position. On the other hand, when the selection switch 810 is in the manual position, the operator controls the upper and lower cylinders and the horizontal cylinder by using a button provided on the control panel 800, the movement of the stopper 200 is manually Controlled.

The power lamp 820 is composed of a flashing light, and serves to visually check whether the power is supplied to the control panel 800, the upper and lower cylinders and the horizontal cylinder by observing the flashing.

The rising button 830 is used for manual control, and serves to control the operation of the upper and lower cylinders to raise it.

The lower button 840 is used during manual control, and serves to control the operation of the upper and lower cylinders to lower it.

The advance button 850 is used for manual control, and controls the operation of the front and rear cylinders to advance it in the direction in which the press beam 100 (see FIG. 1) is located.

The reverse button 860 is used during manual control, and serves to control the operation of the front and rear cylinders to reverse it in a direction away from the press beam.

The distance control button 870 is used for manual control, and serves to specify the movement distance during the movement of the up button 830, the down button 840, the forward button 850 and the backward button 860. Accordingly, each distance adjustment button 870 is provided according to a specific distance. In FIG. 5, four distance adjustment buttons 870 are provided, but the number of specified distances can be freely selected, and thus the number is unlimited. It may be provided.

As a result, after the stopper 200 is positioned at a predetermined position, the operator inserts the member into a space below the press beam while the press beam is raised, and one side of the member contacts the stopper 200. As a result, the lower end of the press beam and the bending part of the member coincide with each other. Then, the press beam descends to bend the member so that the bending operation is simply progressed and completed.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Accordingly, the true scope of the present invention should be determined by the following claims.

100: press beam
200: stopper
300: control bar
400: front and rear cylinder device
500: upper and lower cylinder device
600: frame
700: frame guide
800: control panel

Claims

A press beam for pressing and bending a member, which is a target of a bending operation;
A stopper in contact with one surface of the member and for limiting the movement in the front and rear directions such that the member is positioned at the bending portion;
An adjustment bar fixed to the stopper and configured to adjust the front, rear, and vertical directions of the stopper;
Front and rear cylinder device for adjusting the front and rear position of the control bar;
An upper and lower cylinder device for adjusting the up and down position of the adjustment bar; And
A frame supporting the front and rear cylinder devices and the upper and lower cylinder devices; Press bending device comprising a.

The method of claim 1,
A frame guide coupled to the guide grooves formed at both sides of the control bar to guide the vertical movement of the control bar; Press bending device further comprises.

The method of claim 1,
The front and rear cylinder device and the upper and lower cylinder device is press-bending apparatus, characterized in that operated by air pressure.

The method of claim 1,
Press bending device further comprises a control panel for adjusting the movement distance of the stopper forward and backward and up and down.

5. The method of claim 4,
The control panel is capable of automatic or manual control, press bending device further comprises a switch for switching to automatic or manual control.