KR100259515B1 - Roll forming machine and its stacker - Google Patents

Abstract

PURPOSE: A roll forming device and a stacker are provided to smoothly supply steel plates, to reduce an initial load, to exactly transfer a length of the forming steel plate, and to simply load the steel plates. CONSTITUTION: A cutting length is exactly and simply set by equipping with a scale bar(430), a stopper block(440), a camera device and a monitor device(452). A stacker portion contains a lifting arm(620) and supports a tip of a forming steel plate by a hanger block(640) to be moved through a guide rail. Thereby, the steel plate is oppositely inserted and transferred. A buffering device compensates an unbalance of transferring tension in the steel plate. Driving force of a driving motor in a roll forming portion is transferred with a time difference. Thereby, an initial driving load is reduced.

Description

Roll Formers and Stackers for Roll Formers

The present invention relates to a roll forming machine and a stacker for a roll forming machine, and more particularly, to a roll forming machine and a roll forming machine for a roll structure of a new structure having a simple structure and excellent quality of the workpiece, and easy to operate and economical. It is about.

The roll forming machine forms a deck plate or a sandwich panel into a desired cross-sectional shape while passing a plurality of forming rolls having a predetermined circumferential shape. Such a roll forming machine line is generally used to uncoil a hot coil to unwind a steel sheet. Pinch roll drawn out by engaging and pulling the steel sheet from the hot coil mounted on the air coil and the uncoiler, a roll forming unit for forming a steel plate into a predetermined shape by forming a plurality of horizontally arranged stages, and a molding formed through the roll forming unit. A transfer conveyor unit for transferring the steel plate forward, a cutter unit disposed between the roll forming unit and the transfer conveyor unit to cut the formed steel sheet to a predetermined length, and a stacker unit for stacking the formed steel sheet discharged through the transfer conveyor unit and the stack It is composed of a discharge conveyor for discharging the formed steel sheet loaded on the kebu side to the side.

However, the roll forming machine used in the prior art when the steel sheet wound on the uncoiler is pulled out by the pinch roll, the tension of pulling the steel sheet becomes uneven for some reason, and the pinch roller is temporarily loaded so that slippage occurs. It was a cause of product defect. In addition, the roll forming unit synchronously rotated a plurality of forming rolls horizontally arranged through a main shaft driven to a single drive motor and a reducer connected to the main shaft at regular intervals. Power consumption was consumed by using drive motor.

In addition, in order to cut the steel sheet formed through the roll forming unit to a predetermined length, the length of the encoder was measured by counting the number of pulses of the encoder according to the number of revolutions of the roll by passing the roll with an encoder. As a result, the variation of the steel sheet cutting length became severe. And, the structure of the stacker for loading and unloading the rolled and cut-formed formed steel sheet is formed by placing the formed steel sheets on a plurality of transfer rolls that can be evacuated horizontally or downwardly and then rotating these rolls horizontally or downwardly. A horizontal open type and a downward open type for vertically loading the rods are used, or an adsorption seating type for lifting a formed steel sheet by an adsorption plate is used. However, such a conventional stacker has a disadvantage in that its structure is complicated. When an error such as pinching occurred, it was difficult to recover it easily. In addition, it is sometimes necessary to cut the formed steel sheet, which has been molded and cut, to a shorter length for remnant treatment or to supply the formed steel sheet in a direction opposite to the normal supply direction through the stacker part for other reasons. The forming machine was unable to supply the reverse direction of this steel sheet.

The present invention has been proposed to solve the problems of the conventional roll forming machine as described above, and is intended to provide a roll forming machine having a new structure having a simple structure and excellent quality of a workpiece and a simple and economical operation. The present invention for this purpose is to maintain the supply of the steel sheet as a raw material smoothly and uniformly, the initial load at the time of driving the roll forming machine is small, the roll forming machine that can easily and accurately cut the length of the formed steel sheet, along the rail It is to provide a stacker for a hanger feed-mounted roll forming machine that can be easily loaded and moved in the opposite direction of the formed steel sheet by moving the formed steel sheet by a guided hanger.

1 is a block diagram of a roll forming machine line according to an embodiment of the present invention.

2 is a configuration diagram of the pinch roll portion of the embodiment.

3 is a schematic plan view of the roll forming portion of the embodiment;

Figure 4 is a configuration diagram of the flying cutter portion and the conveying conveyor portion of the embodiment.

Fig. 5 is a front configuration diagram of the stacker portion of the embodiment.

6 is a cross-sectional view of the stacker section in the embodiment;

* Explanation of symbols for main parts of the drawings

100: uncoiler 200: pinch roll part

300: roll forming part 400: flying cutter

500: conveying conveyor part 600: stacker part

According to the present invention, the uncoiler 100 on which the hot coil H is mounted, the pinch roll part 200 which engages and pulls out the steel sheet W from the uncoiler 100, and a plurality of forming rolls R30 are provided. A roll forming unit 300 arranged horizontally to form a steel sheet in a predetermined shape, a conveying conveyor unit 500 for forwarding the forming steel sheet W passing through the roll forming unit 10, and a forming steel sheet W In the roll forming machine comprising a cutter portion 400 for cutting a predetermined length, and a stacker portion 600 for loading the formed steel sheet (W) discharged through the conveying conveyor portion 50O, wherein the pinch roll portion ( 200 is installed on the frame 210 and the plurality of drive rolls 230 that are rotated by the drive motor 220 and the pressure roll 240 to be disposed corresponding to the drive roll 230 to transfer the steel sheet (W) And a lower roll 272 installed on a fixed shaft passing through the vertical frame 271 between the pinch roll unit 200 and the uncoiler 100. A buffer mechanism 270 is disposed on an upper portion of the sub-roll 272 and includes an upper roll 273 installed to be movable up and down along the vertical frame 271, so that the lower roll 272 of the buffer mechanism 270 is disposed. And the upper roll 273 is raised and lowered according to the tension during the transfer of the steel sheet W passing between the upper roll 273 and the upper roll 273.

According to another feature of the invention, a plurality of forming rolls (R) in a roll forming machine including a roll forming unit 300 is arranged horizontally on the frame 310 to form a steel sheet (W), the roll forming The unit 300 includes a drive motor 320, a main shaft 330 condensed and extended to the drive motor 320, and are arranged at predetermined intervals on the main shaft 330 and condensed with each other. A plurality of reduction gears 340 operatively connected to the shaft, and a clutch portion 350 disposed at a connection portion between the driving motor 320 and the main shaft 330, and the initial starting of the driving motor 320. After the predetermined time delay is provided a roll forming machine characterized in that it further comprises a time delay for driving connection to the clutch unit 350.

According to another feature of the present invention, a plurality of forming rolls (R30) are arranged horizontally to form a roll forming unit 300 for forming a steel sheet, and the forming steel sheet (W) having passed through the roll forming unit 10 to a predetermined length The cutter steel 400 for cutting, the conveying conveyor 500 disposed after the cutter 400 to convey the molded steel sheet W, and the molded steel sheet discharged through the conveying conveyor 500 In the roll forming machine including a stacker unit 600 for loading W), and the reciprocating mechanism (422, 424) for reciprocating the cutting press 420 of the cutter unit 400 horizontally on the frame 410; The scale bar 430 is fixedly connected to one side of the cutting press 420 and is horizontally extended forward, and the scale bar 430 is in contact with the front end of the molded steel sheet W being transferred. A stopper that slides along and can be fixed to the scale bar 430 at any position. Groups bending is provided which is characterized in that it comprises a cutting mechanism consisting of a set length (440).

Here, the stopper block 440 is integrated with or separate from the scale bar 430 and slides along the guide rail 441 disposed in parallel with the scale bar 430, and the stopper block 440 is attached thereto. A chain 442 and an operation handle 444 provided on a predetermined portion of the frame 412 to rotate the chain 442 driving sprocket 443 to adjust the position of the stopper block 440 is further provided. .

In addition, the stopper block 440 is equipped with a camera device 450 for detecting the scale of the scale bar 430, and outputs the screen transmitted from the camera device 450 to the portion where the operation handle 444 is installed The monitor device 452 is provided.

In addition, at the discharge end of the conveying conveyor 500, the transfer completion sensor unit 550 for detecting that the rear end of the formed steel sheet (W) to be passed and the detection signal of the transfer completion sensor unit 550 according to the The roll forming machine is further provided with a pushing alignment member 560 for pushing the rear end of the formed steel sheet (W) by a predetermined length.

According to another feature of the present invention, a plurality of forming roll (R) is formed through the roll forming unit 300 arranged horizontally and cut to a predetermined length to ride the transfer roll 510 of the conveying conveyor 500 In the stacker for a roll forming machine to load the discharged formed steel sheet (W), the stacker 600 is mounted to be liftable along the vertical frame 610 arranged at a predetermined interval and a plurality of lifting extending in the horizontal direction Lifting mechanisms (612, 613, 614, 6l5) for simultaneously lifting and lifting the arm (620), the plurality of lifting arms (620), and guide rails (632) arranged horizontally along the steel plate transfer path of the stacker (600). And a hanger block 640 mounted with a hanger member 642 supported by the front end of the formed steel sheet W that is slid along the guide rail 632 and is transported by the chain 644. The stacker for hanger feed roll forming machine Is provided.

Hereinafter, with reference to the drawings will be described a preferred embodiment of the present invention. 1 is an overall configuration diagram of a roll forming machine line according to an embodiment of the present invention, FIG. 2 is a configuration diagram of a pinch roll unit, FIG. 3 is a configuration diagram of a roll forming unit, and FIG. 4 is a configuration of a flying cutter unit and a conveying conveyor unit. 5 and 6 are front and sectional views of the stacker section, respectively.

As shown, the roll forming machine of the present invention is uncoiler 100 to which the hot coil (H) is mounted substantially the same as the arrangement of the general roll forming machine, and pull out the steel sheet (W) from the uncoiler 100 by engaging The pinch roll unit 200, the plurality of forming rolls R30 are arranged horizontally, the roll forming unit 300 for forming a steel sheet in a predetermined shape, and the cutter unit 400 for cutting the forming steel sheet W to a predetermined length. ), A transfer conveyor 500 for forwarding the formed steel sheet W, and a stacker 600 for loading the formed steel sheet W discharged through the transfer conveyor 500, is sequentially disposed. Take it.

First, the hot coil H mounted on the uncoiler 100 is pulled by the pinch roll part 200 so that the steel sheet W, which is a raw material, is constantly supplied. The pinch roll part 200 includes a plurality of drive rolls 230 rotated by the drive motor 220 and the drive chain 222, a press roll 240 corresponding to the drive roll 230, and an intermediate roll ( 250 is provided, and the front guide roll 260 is provided. Between the pinch roll part 200 and the uncoiler 100, a shock absorbing mechanism 270 is provided. The shock absorbing mechanism 270 includes a lower roll 272 rotatably installed at a lower portion of the vertical frame 271 by a fixed shaft, and an upper roll 273 rotatably disposed at an upper portion of the lower roll 272. Include. The upper roll 273 is moved up and down along guide slots 274 formed on both sides of the vertical frame 271, and is mounted on the pinion 275 and the vertical frame 271 side mounted at the end of the upper roll 273. The racks 276 are engaged with each other so that the lifting motion of the upper roll 273 is uniformly regulated. The upper roll 273 of the shock absorbing mechanism 270 is downwardly pressurized by the steel sheet W conveyed by its own weight, but if the conveyance tension of the steel sheet W is increased for some reason, it is raised along the guide slot 274. By shortening the feed path serves to maintain a constant tension of the steel sheet (W).

Referring to FIG. 3, the roll forming unit 300 of the present invention has a plurality of forming rolls R horizontally arranged on the frame 310, and among these forming rolls R, the driving rolls are arranged at a predetermined interval. The reducer 340 is coupled to one side. The drive motor 320 is connected to the main shaft 330 through the clutch unit 350, the main shaft 330 is sequentially connected to the above-described reduction gear 340 to drive the driving force of the drive motor 320 of the forming roll (R) Constantly deliver to all drive rolls. At this time, after the initial driving of the drive motor 320 further includes a time delay to allow the clutch unit 350 to be connected after a predetermined time, preferably 5 seconds.

The time delay unit may be configured by a delay circuit including a condenser or by software including a time delay loop. As such, when the clutch unit 350 is connected after a certain time after driving the motor, the initial starting load of the motor is lowered, so that Drive motor can be used. For example, when the initial driving force of the motor is immediately transmitted through the clutch unit 350 without time delay, a motor of 50 to 60HP output is required, but when the power is transmitted by delaying time, the motor of 20HP output is possible. .

Referring to FIG. 4, the roll forming unit 300, the cutter unit 400, and the conveying conveyor unit 500 are sequentially arranged. The cutter unit 400 includes a reciprocating die on which a cutting press 420 is mounted. A 422 is installed reciprocally on the frame 410, and the reciprocating die 422 is configured to be returnable by the cylinder 424. The front side of the cutting press 420 is provided with a bracket 446 integrally, the scale bar 430 is connected to the bracket 446 is formed to extend horizontally long. The scale bar 430 is for determining the cutting length of the formed steel sheet (W), and preferably extends past the transfer conveyor unit 500 to the end of the stacker unit 600.

A guide rail 441 extends in parallel directly above the scale bar 430, and a stopper block 440 is slidably provided in the guide rail 441. In the illustrated embodiment, the scale bar 430 and the guide rail 441 are separately provided, but the scale bar 430 itself may perform the function of the guide rail 441. The stopper block 440 is attached to the chain 442, and slides along the guide rail 441 by the roller 446 embedded in accordance with the movement of the chain 442, at a desired position by an appropriate brake device. The guide rail 441 may be clamped and fixed to the guide rail 441. The frame 412 of the introduction portion of the conveying conveyor 500 is provided with a sprocket 443 provided at one end of the stopper block 440 moving chain 442, and the sprocket 443 rotates the sprocket 443. The operation handle 444 is provided.

In addition, the stopper block 440 is attached to the camera device 450 for reading the scale of the scale bar 430. Then, a monitor device 452 for outputting the screen transmitted by the camera device 450 is installed at a portion adjacent to the operation handle 444. According to this configuration, the operator can move the stopper block 440 on the guide rail 441 by turning the operation handle 444 and can read the scale of the scale bar 430 through the monitor device 452. This becomes easy.

The conveying conveyor unit 500 includes a plurality of conveying rolls 510 installed on a frame, and the conveying rolls 510 are driven by the driving motor 520 provided on one side to advance the formed steel plate W. Will be transferred. The discharge end of the conveying conveyor unit 500 is provided with a rubber pressure roll 512. In addition, at the discharge end of the conveying conveyor unit 500, a conveyance completion sensor unit 550 for detecting that the trailing end of the formed steel sheet W is passed and a cylinder 562 according to the detection signal of the sensor unit 550. It is operated by the) is provided with a pushing alignment member 560 for pushing the rear end of the formed steel sheet (W) by a predetermined length.

5 to 6 show the structure of the stacker unit 600 disposed at the rear end of the conveying conveyor unit 500. The stacker unit 600 is a drive motor on the vertical frame 610 disposed at predetermined intervals (see FIG. And a lifting arm 620 which is lifted by 612. The chain gears 613 and 614 are sequentially connected to the drive motor 612 and the drive chain 615 extending vertically from the upper chain gear 614. The lifting arm 620 is mounted and liftable, and the upper chain gear 614 is driven and connected to the adjacent upper chain gear 614 by the horizontal connection side 616 so that all the lifting arms 620 are elevated evenly. It is configured to.

In addition, another guide rail 632 disposed horizontally along the transport path of the steel sheet is disposed at an approximately upper portion of the stacker part 600. A hanger block 640 is slidably coupled to the guide rail 632, which is hangable by a chain 644. The hanger block 640 hangs on the hanger block 642 in a substantially cramped shape. The hanger member 642 is fitted to the front end of the formed steel sheet W to be transported to support the front end of the formed steel sheet W. It is pushed by the formed steel sheet (W) and slides in the conveying direction, and is returned by the chain 644 through the magnet clutch 646 and the sprocket 645 connected to the driving motor (not shown).

Referring to the operation of the roll forming machine according to the present invention described above, the steel sheet (W) coming out of the hot coil (H) wound on the uncoiler 100 is engaged by the pinch roll portion 200 is pulled out, so the steel sheet (W) is pulled out At this time, when the conveying tension of the steel sheet is increased for some reason by passing through the movable upper roll 273, the conveying tension can be maintained uniformly by raising the upper roll 273. Next, since the driving force of the driving motor 320 of the roll forming unit 300 is transmitted through the clutch unit 350 after a time delay of several seconds by the time delay unit, the initial driving load of the driving motor can be reduced, so that the motor of low capacity It becomes possible to use.

In order to set the length of the formed steel sheet (W), the operator turns the operation handle 444 formed at the introduction of the conveying conveyor 500, the stopper block 440 suspended on the chain 442 by rotating the sprocket 443. It moves along the guide rail 441. At this time, since the scale of the scale bar 430 read by the camera device 450 attached to the stopper block 440 is output through the monitor device 452, the operator sees this and stops the stopper block 440 at a desired position and clamps it. The cutting length of the formed steel sheet can be set.

When the stopper block 440 is set to a desired position, the forming steel sheet W passing through the roll forming unit 300 passes through the cutting press 420 of the cutter unit 400 and the feed roll of the conveying conveyor unit 500 ( In step 510, the touch panel 448 of the stopper block 440 positioned at a predetermined position contacts the touch unit 448. Then, the formed steel plate W pushes the stopper block 440 forward and moves forward, and the scale bar 430 clamped to the stopper block 440 also moves forward to the bracket 446 at the front end of the scale bar 430. The reciprocating die 422 connected by the cutting press 420 is advanced together, and the cutting press 420 is operated to cut the formed steel sheet W, and then the touch portion 448 of the stopper block 440 is The pivot bar is evacuated and the contact with the formed steel sheet W is released. As the reciprocating die 422 is returned by the cylinder 424, the scale bar 430 and the stopper block 440 are returned to their original positions. As such, the reason why the cutting press 420 takes the flying cutter method that moves during the cutting operation is to continuously operate the cutting press 420 without stopping the roll forming machine line for a press operation cycle, for example, about 3 seconds. will be.

On the other hand, the front end portion of the formed steel plate (W) to advance on the conveying roll 510 of the conveying conveyor 500, the hanger suspended on the hanger block 640 of the stacker portion 600 installed next to the conveying conveyor 500 It is caught and supported by the member 642. Then, the hanger block 640 is pushed by the formed steel sheet (W) to advance on the guide rail 632. Thus, the stagger unit 600 according to the present invention, unlike the conventional stacker portion that must be provided with a plurality of feed rolls retracted vertically or horizontally, the formed steel sheet (W) by the hanger member 642 of a simple structure Its support and movement can greatly simplify its construction.

On the other hand, when the cut rear end portion of the formed steel sheet W being transported while the front end is supported by the hanger member 642 is out of the conveying conveyor portion 500, the formed steel sheet W is a lifting arm of the stacker portion 600. 620, the hanger block 640 is further advanced so that the hanger member 642 is separated from the formed steel sheet (W). In addition, when the transfer completion sensor unit 550 provided at the discharge end of the conveying conveyor 500 detects that the rear end of the formed steel sheet W has passed, the cylinder 562 is operated to move the pushing alignment member 560. By pushing, the formed steel sheet W loaded on the lifting arm 620 is pushed to align the rear end thereof neatly. In addition, as the molded steel plate W is loaded on the lifting arm 620, the lifting arm 620 is lowered little by little by the driving motor 612 so as to continue to be loaded. When all of the formed steel sheet W is loaded on the lifting arm 620 of the stacker portion 600, according to a general method, by a non-illustrated lateral transfer conveyor or other conveying apparatus disposed on one side of the stacker portion 600, It will be taken out.

In some cases, when it is necessary to cut the already formed molded steel sheet W into a small length, the formed steel sheet W is placed on the lifting arm 620 of the stacker portion 600 and hung on the hanger member 642 to oppose. It can be transferred in the direction to the cutting press 420 of the cutter unit 400. This is a significant advantage over conventional down- or horizontal-open roll forming machines, where reverse feeding was not possible.

According to the present invention described above, in the case where the transfer tension of the steel sheet supplied from the uncoiler 100 is non-uniform, it can be corrected by providing a buffer mechanism, it is possible to supply a material of a uniform speed to maintain high molding quality The initial driving load may be reduced by transmitting the driving force of the driving motor of the roll forming unit 300 at a time difference.

In addition, the scale bar 430, the stopper block 440, the camera device 450 and the monitor device 452 are provided to set the cutting length of the formed steel sheet, thereby measuring the rotational speed of the roll by a conventional encoder. Compared to the conventional method, the cutting length of the formed steel sheet can be set accurately and simply. In addition, the stacker unit 600 includes a lifting arm 620 that can be lifted, and a simple and new hanger for supporting the tip of the formed steel sheet W by a hanger block 640 moving along the guide rail 632. By adopting the transfer stacker structure, not only accurate loading operation is possible, but also there is no obstacle in the feeding movement of the formed steel sheet W in the reverse direction, and thus the efficiency of the device can be cut again, that is, the remaining pieces of the steel sheet after molding, that is, the residues can be cut again. Will be increased.

Claims (7)

The uncoiler 100 on which the hot coil H is mounted, the pinch roll part 200 which engages and pulls out the steel plate W from the uncoiler 100, and the plurality of forming rolls R are horizontally arranged to form a steel plate. Cutting the roll forming part 300 to form a predetermined shape, the conveying conveyor part 500 for forwarding the forming steel sheet W passing through the roll forming part 10, and the forming steel sheet W to a predetermined length. In the roll forming machine including a cutter unit 400, and a stacker unit 600 for loading the formed steel sheet (W) discharged through the conveying conveyor unit 500, the pinch roll unit 200 is frame 210 And a plurality of drive rolls 230 installed on the drive motor 220 and rotated by the drive motor 220, and a pressure roll 240 disposed to correspond to the drive rolls 230 to transfer the steel sheet W. Between the pinch roll unit 200 and the uncoiler 100, a lower roll 272 is installed on a fixed shaft passing through the vertical frame 271, and is disposed on an upper portion of the lower roll 272. And a slow mechanism 270 including an upper roll 273 provided to be movable up and down along the vertical frame 271, and is disposed between the lower roll 272 and the upper roll 273 of the buffer mechanism 270. Roll forming machine, characterized in that the upper roll (273) is raised and lowered in accordance with the tension during the transfer of the steel sheet (W) passing. In the roll forming machine including a plurality of forming rolls (R) are arranged horizontally on the frame 310 to form a steel sheet (W), the roll forming unit 300 is a drive motor ( 320, a plurality of main shafts 330 condensed and extended on the driving motor 320, and a plurality of main shafts 330 disposed at predetermined intervals on the main shaft 330 and connected to the shaft of the forming roll R. Two reduction gears 340 and a clutch unit 350 disposed on a connection portion between the driving motor 320 and the main shaft 330, and after the predetermined time delay after the initial starting of the driving motor 320, the clutch Roll forming machine further comprises a time delay for driving connection to the unit (350). A plurality of forming rolls (R) is arranged horizontally to form a roll forming unit 300 for forming a steel sheet, the cutter portion 400 for cutting the formed steel sheet (W) through the roll forming unit 10 to a predetermined length and A stacker part arranged next to the cutter part 400 to stack the conveying conveyor 500 for conveying the formed steel sheet W, and the formed steel sheet W discharged through the conveying conveyor 500; In the roll forming machine including a 600, a reciprocating mechanism 422, 424 for reciprocating the cutting press 420 of the cutter unit 400 horizontally on the frame 410, and on one side of the cutting press 420 The scale bar 430 is fixedly connected and horizontally extended forward and slides along the scale bar 430 so that the scale bar 430 is in contact with the scale bar 430 and the front end of the formed steel sheet W to be conveyed. Cutting length setting consisting of a stopper block 440 that can be fixed to the position 430 Bending equipment comprises a sphere. The stopper block 440 of claim 3, wherein the stopper block 440 is integrated with or separate from the scale bar 430 and slides along the guide rail 441 disposed in parallel with the scale bar 430. ) Is attached to the chain 442, and the operation handle 444 installed on a predetermined portion of the frame 4l2 to rotate the chain sprocket 443 for driving the chain 442 to adjust the position of the stopper block 440. Roll forming machine, characterized in that further provided. The apparatus of claim 4, wherein the stopper block 440 is equipped with a camera device 450 for detecting a scale of the scale bar 430, and is transmitted from the camera device 450 to a portion where the operation handle 444 is installed. Roll forming machine characterized in that it is provided with a monitor device (452) for outputting the screen. The transfer completion sensor unit 550 and the transfer completion sensor unit 550 which detect the passing of the rear end of the formed steel sheet W to be transferred to the discharge end of the transfer conveyor unit 500. And a pushing alignment member (560) for pushing the rear end of the formed steel sheet (W) by a predetermined length according to a signal. A plurality of forming rolls (R) are formed through the roll forming unit 300 arranged horizontally and cut to a predetermined length to load the forming steel plate (W) discharged by the transfer (510) of the conveying conveyor 500 In the stacker for a roll forming machine, the stacker 600 is mounted in a liftable manner along a vertical frame 610 arranged at predetermined intervals, and includes a plurality of lifting arms 620 extending in a horizontal direction, and the plurality of lifting arms. Lifting drive mechanisms 612, 613, 6l4, 615 for simultaneously lifting and lowering the arm 620, guide rails 632 horizontally arranged along the steel plate feed path of the stacker part 600, and the chain 644. Hanger transport-mounted roll forming, characterized in that it comprises a hanger block 640 is equipped with a hanger member (642) is supported by hanging the slide of the formed steel sheet (W) is carried along the guide rail (632) Stacker.

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