KR102251692B1 - Bending machine - Google Patents

Abstract

Disclosed in the present invention is a multiaxial free vending machine. The disclosed multiaxial free vending machine is characterized by comprising: a main body having a transport guide unit guiding a workpiece which is transported by a workpiece transport device; a first location adjustment unit which is installed at the main body to guide the movement of the workpiece while making a horizontal reciprocating motion around the transport guide unit, and adjusts the location to guide the workpiece; a second location adjustment unit which is installed at a first location adjuster such that the location may be adjusted by the first location adjustment unit, and adjusts the location to guide the workpiece while making a vertical reciprocating motion at the first location adjustment unit; a third location adjustment unit which is installed at the second location adjustment unit such that the location may be adjusted by the second location adjustment unit, and guides the workpiece such that the workpiece transported from the transport guide unit may be twisted; and a workpiece discharge guide module which is provided at the third location adjustment unit such that the workpiece transported by the transport guide unit may pass and be discharged in order to guide the workpiece. Therefore, the workpiece may be continuously bent in various directions.

Description

Multi-axis free bending machine{BENDING MACHINE}

The present invention relates to a multi-axis pre-bending machine, and more particularly, a multi-axis capable of processing a beam-shaped workpiece with complex bends at once while bending in various directions while transporting the workpiece without using a multi-step bending machine. It relates to a pre-bending machine.

In general, a door of an automobile includes a body panel, a door frame that is coupled to the body panel to surround and protect the outer edge of the door glass, a door weather strip, and a door glass run.

Among them, the door frame of a vehicle refers to a window frame attached to a door of a vehicle, and is a frame formed to surround the window glass of a vehicle. In addition, a door glass run is mounted on the door frame of an automobile to guide the opening and closing of the door glass.

The door frame forms a frame of the door and at the same time maintains the position of the window glass, and is mainly formed by bending a plate-shaped steel plate in a mold.

On the other hand, it is frequently necessary to bend beam-shaped materials in various shapes not only in automobiles but also throughout the industry.In this case, the materials for bending are sequentially transferred to a bending machine having each bending type and processed in stages. Therefore, it takes a long time to perform the bending process, and there is a problem that a lot of defects occur.

Therefore, there is a need to improve this.

On the other hand, Korean Patent Registration No. 10-1062267 (Registration Date: 2011.08.30) discloses a "multi-axis bending machine for bending a steel tube".

The present invention is created by the necessity as described above, and is bent in a multi-axis direction while transporting a beam-shaped workpiece having a complex bend, and without undergoing multiple bending processes, a multi-axis capable of continuously bending in various directions while transporting the workpiece. Its purpose is to provide a free bending machine.

In order to achieve the above object, a multi-axis pre-bending machine according to an aspect of the present invention includes a main body having a transfer guide portion for guiding a workpiece transferred by a workpiece transfer device, and a reciprocating motion in a horizontal direction based on the transfer guide portion. It is installed in the main body to guide the movement of the workpiece while being installed, a first position adjusting unit that adjusts a position to guide the workpiece, and installed in the first position adjuster so that the position is adjusted by the first position adjusting unit. , A second position adjusting unit configured to adjust a position for guiding the workpiece while reciprocating up and down in the first position adjusting unit, and installed in the second position adjusting unit so that the position is adjusted by the second position adjusting unit, , A third position adjusting unit for guiding the workpiece so that the workpiece transported from the transport guide unit is twisted, and the third position adjusting unit so that the workpiece transported by the transport guide unit passes and discharges. It characterized in that it comprises a workpiece discharge guide module for guiding the workpiece.

In addition, in the present invention, the first position adjusting part includes a first through part through which the workpiece passes, a first moving block moving in the main body based on the transfer guide part, and provided in the main body, and the first And a first guide member for guiding the reciprocating motion of the movable block, and a first driving member provided in the main body to be connected to the first movable block to drive the first movable block.

In addition, in the present invention, the second position adjusting part includes a second through part through which the workpiece passes, a second moving block reciprocating up and down in the first position adjusting part, and provided in the first position adjusting part. , A second guide member for guiding the reciprocating motion of the second movable block, and a second driving member provided in the first position adjusting unit to be connected to the second movable block to drive the second movable block. It is characterized by that.

In addition, in the present invention, the second position adjusting part is characterized in that it moves in a horizontal direction together with the first position adjusting part.

In addition, in the present invention, the third position control unit includes a first rotation block formed to communicate with the second through part, the third through part through which the workpiece passes, and rotates around the second through part, and the second through part. A first rotation guide member coupled to the second movable block so that the first rotation block is rotatably assembled, and a first rotation guide member provided on the second movable block to be connected to the first rotation block to drive the first rotation block. It characterized in that it comprises a rotation driving member.

In addition, in the present invention, the third position adjusting part is characterized in that it moves together with the second position adjusting part.

In addition, in the present invention, the first rotation guide member is formed in a ring shape, and the first rotation drive member is connected to an outer surface.

In addition, in the present invention, the first rotation drive member is rotatably inserted into the inner surface of the first rotation guide member, the ring-shaped gear to which the first rotation block is coupled, and the second movement block, the timing It characterized in that it comprises a third driving motor connected to the ring-shaped gear through a belt method.

In addition, the workpiece discharge guide module, a guide support block coupled to the third position adjustment unit and moving together with the third position adjustment unit, and a guide support block rotatably left and right on the guide support block to discharge the workpiece It includes a left-right rotation position control unit for adjusting the, and a discharge guide member through which the workpiece passes, and is provided to be rotatable up and down in the left and right rotation position control unit, and includes a vertical rotation position control unit for adjusting the discharge direction of the workpiece. Characterized in that.

In addition, in the present invention, the left and right rotation position control unit is coupled to the left and right rotation support member rotatably provided on the guide support block and the upper end of the left and right rotation support member, and the left and right rotation position adjustment unit is provided. It characterized in that it comprises a rotation block and a left and right rotation driving member provided on the guide support block so as to be connected to the lower end of the left and right rotation support member to drive the left and right rotation support member.

In addition, the vertical rotation position control unit, the vertical rotation block to which the discharge guide member is coupled, and a vertical rotation support member that is coupled to both sides of the vertical rotation block and is rotatably assembled to the left and right rotation block through a bearing, It characterized in that it comprises a vertical rotation driving member coupled to the left and right rotation block to be connected to the vertical rotation support member to drive the vertical rotation support member.

In addition, the discharge guide member is coupled to a workpiece deformation prevention block in which a discharge guide hole portion corresponding to the end face of the workpiece is formed so that the workpiece passes through, and the vertical rotation block so that the workpiece deformation prevention block can be detached, It characterized in that it comprises a discharge guide block formed with an expansion hole communicating with the discharge guide hole part.

As described above, the multi-axis free bending machine according to one aspect of the present invention can bend into a complex shape by rotating and twisting as well as up and down, left and right while transporting a beam-shaped workpiece, unlike the prior art. When bending in the direction, it has the effect of being able to process the workpiece at once without going through multiple bending processes.

In addition, in the multi-axis free bending machine according to the present invention, since the discharge guide hole portion corresponding to the cross section of the workpiece is formed in the workpiece discharge guide module, it is possible to prevent the shape of the workpiece from being deformed during bending, thereby reducing the defect rate. Has an effect.

1 is a perspective view illustrating a multi-axis pre-bending machine according to an embodiment of the present invention.
Figure 2 is a side view of Figure 1;
3 is a front view of FIG. 1.
4 is a plan view of FIG. 1.
5 is a perspective view illustrating a transfer guide unit according to an embodiment of the present invention.
6 is an exploded perspective view illustrating a first position adjusting unit according to an embodiment of the present invention.
7 is an exploded perspective view illustrating a second position adjusting unit according to an embodiment of the present invention.
8 is an exploded perspective view illustrating a third position adjusting unit according to an embodiment of the present invention.
9 is an exploded perspective view illustrating a guide module for discharging a workpiece according to an embodiment of the present invention.

Hereinafter, an embodiment of a multi-axis pre-bending machine according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of users or operators. Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a perspective view for explaining a multi-axis pre-bending machine according to an embodiment of the present invention, FIG. 2 is a side view of FIG. 1, FIG. 3 is a front view of FIG. 1, and FIG. 4 is a plan view of FIG.

In addition, Figure 5 is a perspective view for explaining a transfer guide unit according to an embodiment of the present invention, Figure 6 is an exploded perspective view for explaining a first position adjustment unit according to an embodiment of the present invention, and Figure 7 is the present invention Is an exploded perspective view illustrating a second position adjusting unit according to an embodiment of the present invention.

In addition, FIG. 8 is an exploded perspective view illustrating a third position adjusting unit according to an embodiment of the present invention, and FIG. 9 is an exploded perspective view illustrating a guide module for discharging a workpiece according to an embodiment of the present invention.

Referring to FIGS. 1 to 9, the multi-axis pre-bending machine according to an embodiment of the present invention can process a complex-shaped workpiece by bending in various directions while transporting a beam-shaped workpiece.

To this end, the multi-axis free bending machine according to the present embodiment includes a body 100, a first position adjusting unit 200 installed in the main body 100 to change a support position of a workpiece, and a first position adjusting unit ( A second position control unit 300 installed at 200 to change the support position of the workpiece, and a third position control unit 400 installed at the second position control unit 300 to twist the support position of the workpiece. It includes a workpiece discharge guide module 500 installed in the three-position adjustment unit 400 to change the discharge direction of the workpiece vertically and horizontally.

The main body 100 includes a base frame 110 that is fixed to the ground through an anchor member, and a transfer guide unit 120 that guides the transfer of the workpiece.

The base frame 110 is provided with a first position adjustment unit 200, and the transfer guide unit 120 includes a first position adjustment unit 200, a second position adjustment unit 300, and a third position adjustment unit 400. ) Is combined to penetrate.

The transport guide unit 120 is transferred to the workpiece discharge guide module 500 while stably guiding the transport of the workpiece 10 to be transported by the workpiece transport device (not shown).

To this end, the transfer guide unit 120 is a guide roller member 121 contacting the upper and lower surfaces and the left and right surfaces of the workpiece 10 so as to support the transport of the workpiece 10 in the upper and lower, left and right directions. A plurality is provided along the line.

In addition, the transport guide unit 120 is provided with a guide block 123 for guiding the transport of the workpiece 10 at a position close to the workpiece discharge guide module 500.

The guide block 123 prevents its cross-sectional shape from being deformed when the workpiece 10 is bent. The guide block 123 is formed with a through hole having the same cross-section as the cross-section of the workpiece 10.

The guide block 123 according to the present embodiment is detached from the transfer guide unit 120 according to the shape of the workpiece 10.

The first position adjustment unit 200 is installed on the base frame 110 to adjust the position of the workpiece discharge guide module 500. The first position adjusting unit 200 adjusts the position of the workpiece discharging guide module 500 while reciprocating in the horizontal direction to the left and right with respect to the transport direction of the workpiece 10 transported from the transport guide unit 120.

For example, the first position adjusting unit 200 according to the present embodiment may reciprocate in the “Y” axis direction with respect to the “X” axis direction in the conveying direction of the workpiece 10.

To this end, the first position adjustment unit 200 includes a first movable block 210 that reciprocates in the Y-axis direction in the base frame 110 by forming a first through part 211 through which the workpiece 10 passes. , And a first guide member 220 for guiding the movement of the first movable block 210 and a first driving member 230 for driving the first movable block 210.

The first moving block 210 reciprocates in the base frame 110 through the first guide member 220, and a second position adjusting unit 300 is installed on one surface thereof.

The first guide member 220 is provided on the upper surface of the base frame 110 so that the first moving block 210 is slidably coupled in an LM guide manner.

The first driving member 230 includes a first transfer screw 231 to which the first moving block 210 is connected, a first driving motor 233 for rotating the first transfer screw 231, and a first It includes a first timing belt member 235 for interlocking the transfer screw 231 and the first driving motor 233. At this time, the first driving motor 233 is coupled to the base frame 110.

The second position adjusting unit 300 is installed on the first moving block 210 to adjust the position of the workpiece discharge guide module 500 while reciprocating in the vertical direction with respect to the transport direction of the workpiece 10, and the first moving It is reciprocated together with the block 210.

For example, the second position adjustment unit 300 according to the present embodiment reciprocates in the "Y" axis direction by the first position adjustment unit 200, and optionally, the transport direction "X" axis of the workpiece 10 It can reciprocate in the "Z" axis direction with respect to the direction.

To this end, the second position adjusting unit 300 guides the reciprocating movement of the second moving block 310 and the second moving block 310 installed to be movable up and down on one surface of the first moving block 210. And a second guide member 320 provided in the first movable block 210 and a second driving member 330 for reciprocating the second movable block 310 up and down.

The second moving block 310 includes a transfer guide part 120 and a second through part 311 through which the workpiece 10 passes, and the first moving block 210 by the second driving member 330 You will reciprocate up and down. At this time, the second position adjustment unit 300 is installed on the second moving block 310.

The second guide member 320 is provided between the first movable block 210 and the second movable block 310 so that the first movable block 210 is slidably coupled in an LM guide manner.

The second driving member 330 includes a second transfer screw 331 to which the second moving block 310 is connected, a second driving motor 333 for rotating the second transfer screw 331, and a second It includes a second timing belt member 335 for interlocking the transfer screw 331 and the second driving motor 333. At this time, the second driving motor 333 is coupled to the upper end of the first moving block 210.

The third position adjustment unit 400 is transported together with the first moving block 210 and the second moving block 310, and moves the workpiece discharge guide module 500 to the left and right with respect to the transport direction of the workpiece 10. Rotate it to adjust its position. It is possible to twist the workpiece 10 by using the third position adjusting unit 400.

This third position adjustment unit 400, a first rotation block 410 rotatably installed on one surface of the second movement block 310, and a second movement to guide the rotation of the first rotation block 410 It includes a first rotation guide member 420 coupled to the block 310 and a first rotation drive member 430 for operating the first rotation block 410.

The first rotation block 410 has a third through part 411 communicating with the second through part 311, and the workpiece 10 and the transfer guide part 120 inside the third through part 411 Will be located. The first rotation block 410 is coupled to the first rotation drive member 430 and rotates as the first rotation drive member 430 rotates in the first rotation guide member 420. And the workpiece discharge guide module 500 coupled to one surface by the first rotation block 410 rotates together.

The first rotation guide member 420 is coupled to the second moving block 310, and the first rotation driving member 430 is rotatably assembled on the outer surface. For example, the first rotation guide member 420 is formed in a ring shape so that the first rotation driving member 430 is rotatably connected to the outer surface.

The first rotation driving member 430 includes a ring-shaped gear 431 coupled to the outer surface of the first rotation guide member 420, a third driving motor 433 for driving the ring-shaped gear 431, and a ring-shaped gear ( A third timing belt member 435 connecting the 431 and the third driving motor 433 is provided. At this time, the ring-shaped gear 431 has gear teeth formed on the outer surface, the first rotation guide member 420 is rotatably inserted into the inner surface, and the first rotation block 410 is coupled to one surface.

The third driving motor 433 is coupled to the second moving block 310 and connected to the ring-shaped gear 431 through the third timing belt member 435.

Meanwhile, a workpiece discharge guide module 500 from which the workpiece 10 is transported and discharged is coupled to the first rotating block 410.

The workpiece discharge guide module 500 is provided in the first rotation block 410 of the third position control unit 400 so that the workpiece passing through the guide block 123 of the transfer guide unit 120 passes and discharges. (10) will guide the discharge. The workpiece discharge guide module 500 is adjusted in position together according to the operation or individual operation of the first position adjustment unit 200, the second position adjustment unit 300, and the third position adjustment unit 400. The direction in which (10) is discharged is adjusted up and down, or left and right, up and down, and left and right at the same time based on the first rotation block 410.

To this end, the workpiece discharging guide module 500 is a guide support block 510 coupled to one surface of the first rotation block 410 of the third position adjustment unit 400, and the guide support block 510 rotates left and right. It includes a left and right rotation position control unit 520, and a vertical rotation position control unit 530 that rotates up and down in the left and right rotation position control unit 520. At this time, the vertical rotation position control unit 530 is provided with a discharge guide member 540 that is discharged while the workpiece 10 passes, and rotates up and down together.

One end of the guide support block 510 is coupled to the first rotation block 410 through a bolt, and the left and right rotation position adjustment unit 520 is rotatably coupled to the other end.

The left and right rotation position control unit 520 includes a left and right rotation support member 521, a left and right rotation block 523, and a left and right rotation support member 521 so as to bend the workpiece 10 discharged from the workpiece discharge guide module 500 to the left and right. It includes a rotation driving member (525).

The left and right rotation support member 521 is installed to pass through the guide support block 510 so as to be rotatable to the guide support block 510, and transmits the driving force of the left and right rotation driving member 525 to the left and right rotation block 523. To this end, the left and right rotation block 523 is coupled to the upper end of the left and right rotation support member 521 exposed to the upper side of the guide support block 510, and the left and right rotation support member 521 exposed to the lower side of the guide support block 510 ) Is connected to the lower end of the left and right rotation driving member 525.

The left and right rotation block 523 is formed in a shape of "ㅁ" so that the vertical rotation position adjusting part 530 is rotatably installed therein.

The left and right rotation driving member 525 is provided with a long gear type reducer operated by a driving motor therein, and the long gear type reducer is coupled to the left and right rotation support member 521 to rotate the left and right rotation support member 521.

The vertical rotation position control unit 530 is provided to be rotated up and down on the left and right rotation block 523 to adjust the discharge direction of the workpiece 10 discharged from the workpiece discharge guide module 500 up and down while the workpiece 10 The bending direction of is adjusted up and down.

This vertical rotation position control unit 530 includes a vertical rotation block 531, a vertical rotation support member 533, and a vertical rotation driving member 535 so as to adjust the discharge direction of the workpiece 10 vertically, and , A discharge guide member 540 for guarding the transport and discharge of the workpiece 10 is coupled to the inside of the vertical rotation block 531.

The vertical rotation block 531 is formed in a "ㅁ" shape, and is rotatably installed inside the left and right rotation block 523 by the vertical rotation support member 533. At this time, the vertical rotation block 531 is formed smaller than the left and right rotation block 523, and the vertical rotation support member 533 is coupled to both sides.

The vertical rotation support member 533 passes through the vertical rotation block 531 so as to be rotatably coupled to the vertical rotation block 531 through a bearing, and is coupled to both sides of the left and right rotation block 523. At this time, a vertical rotation driving member 535 is connected to any one of the vertical rotation support members 533.

The vertical rotation driving member 535 is coupled to the left and right rotation block 523 so as to be connected to any one of the vertical rotation support members 533, and transmits the driving force of the driving motor to the vertical rotation support member 533 in a long gear type reducer method. Thus, the vertical rotation support member 533 is rotated. Then, the vertical rotation block 531 rotates together.

The discharge guide member 540 is coupled to the vertical rotation block 531 so as to be close to the guide block 123 of the transfer guide unit 120. The discharge guide member 540 prevents its shape from being deformed when the workpiece is discharged while being bent.

To this end, the discharge guide member 540 is coupled to the workpiece deformation prevention block 541 in which the discharge guide hole portion 541a corresponding to the end face of the workpiece 10 is formed, and the vertical rotation block 531, and prevents deformation of the workpiece on one surface. It includes a discharge guide block 123 to which the block 541 is coupled.

At this time, the shape of the discharge guide hole 541a is changed according to the shape of the workpiece 10, and the workpiece deformation prevention block 541 is coupled to the discharge guide block 123 so as to be located inside the vertical rotation block 531. The discharge guide hole part 541a has an extended slope formed at the outlet from which the workpiece 10 is discharged to secure a space for bending the workpiece 10, and smoothly guides the bending of the workpiece 10 according to the position change. .

The discharge guide block 123 is formed through an expansion hole part 543a to prevent contact with the workpiece 10 that is bent while being discharged from the discharge guide hole part 541a, and the expansion hole part 543a is formed through the discharge guide hole part 541a. You will be in communication with. In addition, a protrusion for forming an expansion hole 543a is formed on the inner surface of the discharge guide block 123, and a workpiece deformation prevention block 541 is detached from the protrusion. At this time, the discharge guide block 123 is coupled to the front surface of the vertical rotation block 531 through a bolt.

The multi-axis free bending machine according to an embodiment of the present invention configured as described above uses the first position adjustment unit 200 and the second position adjustment unit 300 while guiding the beam-shaped workpiece 10 to be transportable. Thus, the workpiece 10 is bent to have a large bend, and the third position adjusting unit 400 is used to process the twist of the workpiece 10, and the workpiece 10 is moved using the workpiece discharge guide module 500. It can be bent to have a small curvature.

Accordingly, in the present invention, the workpiece 10 can be processed into a complex shape by rotating and twisting, as well as up and down, left and right, without going through a number of processing processes, as well as various sizes of bending.

In addition, in the multi-axis pre-bending machine according to an embodiment of the present invention, since the discharge guide hole portion 541a corresponding to the end face of the workpiece 10 is formed in the workpiece discharge guide module 500, in the process of bending the workpiece 10 It is possible to prevent the cross-sectional shape from being deformed.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is only illustrative, and those of ordinary skill in the field to which the technology pertains, various modifications and other equivalent embodiments are possible. I will understand.

Therefore, the true technical protection scope of the present invention should be determined by the claims.

10: workpiece 100: main body
110: base frame 120: transfer guide part
121: guide roller member 123: guide block
200: first position adjustment unit 210: first moving block
211: first through part 220: first guide member
230: first driving member 300: second position adjusting unit
310: second moving block 311: second through part
320: second guide member 330: second driving member
400: third position adjustment unit 410: first rotation block
411: third through-hole 420: first rotation guide member
430: first rotation drive member 431: ring-type gear
433: third driving motor 500: guide module for discharging the workpiece
510: guide support block 520: left and right rotation position adjustment unit
521: left and right rotation support member 523: left and right rotation block
525: left and right rotation driving member 530: vertical rotation position control unit
531: vertical rotation block 533: vertical rotation support member
535: vertical rotation drive member 540: discharge guide member
541: workpiece deformation prevention block 541a: discharge guide hole
543: discharge guide block 543a: expansion hole

Claims (8)

A main body having a transfer guide portion for guiding a workpiece to be transferred by the workpiece transfer device; A first position adjusting unit installed in the main body to guide the movement of the workpiece while reciprocating in a horizontal direction based on the transfer guide unit, and adjusting a position for guiding the workpiece; A second position adjusting unit installed on the first position adjusting unit so that the position is adjusted by the first position adjusting unit, and adjusting a position for guiding the workpiece while reciprocating up and down in the first position adjusting unit; A third position adjusting unit installed in the second position adjusting unit so that the position is adjusted by the second position adjusting unit, and guiding the work piece to be twisted by the work piece transferred from the transfer guide unit; And a workpiece discharge guide module provided in the third position control unit to guide the workpiece so that the workpiece transported by the transport guide unit passes through and discharges.
The workpiece discharge guide module includes: a guide support block coupled to the third position adjusting unit and moving together with the third position adjusting unit; A left and right rotation position control unit provided to be rotatable left and right on the guide support block to adjust the discharge direction of the workpiece; And a discharge guide member through which the workpiece passes, and a vertical rotation position control unit provided to be rotatable up and down in the left and right rotation position control unit to adjust the discharge direction of the workpiece; Bending machine.
The method of claim 1,
The first position adjusting unit includes: a first moving block having a first through portion through which the workpiece passes, and moving in the main body based on the transfer guide unit;
A first guide member provided in the body and guiding a reciprocating motion of the first moving block; And
A first driving member provided in the main body so as to be connected to the first moving block to drive the first moving block;
Multi-axis free bending machine comprising a.
The method of claim 2,
The second position adjusting unit includes a second moving block having a second through part through which the workpiece passes, and reciprocating up and down in the first position adjusting unit;
A second guide member provided in the first position adjusting unit and guiding a reciprocating motion of the second moving block; And
And a second driving member provided in the first position adjusting unit to be connected to the second movable block to drive the second movable block, and
A multi-axis pre-bending machine, characterized in that it moves in a horizontal direction together with the first position adjusting part.
The method of claim 3,
The third position adjusting unit may include: a first rotation block formed to communicate with the second through part, the third through part through which the workpiece passes, and rotate around the second through part;
A first rotation guide member coupled to the second moving block so that the first rotation block is rotatably assembled;
Includes; a first rotation drive member provided in the second moving block to be connected to the first rotation block to drive the first rotation block, and
Multi-axis pre-bending machine, characterized in that moved together with the second position adjustment unit.
The method of claim 4,
The first rotation guide member is formed in a ring shape and the first rotation drive member is connected to an outer surface thereof,
The first rotation driving member may include a ring-shaped gear in which the first rotation guide member is rotatably inserted into an inner surface, and the first rotation block is coupled; And
A third driving motor coupled to the second moving block and connected to the ring-shaped gear through a timing belt method;
Multi-axis pre-bending machine, characterized in that it comprises a.
delete The method of claim 1,
The left and right rotation position control unit, a left and right rotation support member rotatably provided on the guide support block;
A left and right rotation block coupled to an upper end of the left and right rotation support member to rotate and provided with the vertical rotation position control unit; And
A left and right rotation driving member provided on the guide support block so as to be connected to a lower end of the left and right rotation support member and driving the left and right rotation support member;
Multi-axis free bending machine comprising a.
The method of claim 7,
The vertical rotation position control unit, the vertical rotation block to which the discharge guide member is coupled;
A vertical rotation support member coupled to both sides of the vertical rotation block and rotatably assembled to the left and right rotation block through a bearing; And
Includes; a vertical rotation driving member coupled to the left and right rotation block so as to be connected to the vertical rotation support member to drive the vertical rotation support member,
The discharge guide member includes: a workpiece deformation prevention block having a discharge guide hole portion corresponding to an end face of the workpiece to pass through the workpiece; And
A discharge guide block coupled to the vertical rotation block so that the workpiece deformation preventing block can be detached and formed with an expansion hole part communicating with the discharge guide hole part;
Multi-axis free bending machine comprising a.

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