KR20130006093A - Forming pressure adjusting device for roll former - Google Patents

Forming pressure adjusting device for roll former Download PDF

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Publication number
KR20130006093A
KR20130006093A KR1020110067931A KR20110067931A KR20130006093A KR 20130006093 A KR20130006093 A KR 20130006093A KR 1020110067931 A KR1020110067931 A KR 1020110067931A KR 20110067931 A KR20110067931 A KR 20110067931A KR 20130006093 A KR20130006093 A KR 20130006093A
Authority
KR
South Korea
Prior art keywords
roll
block
cam
forming
slide block
Prior art date
Application number
KR1020110067931A
Other languages
Korean (ko)
Inventor
이문용
정진호
Original Assignee
주식회사 성우하이텍
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 성우하이텍 filed Critical 주식회사 성우하이텍
Priority to KR1020110067931A priority Critical patent/KR20130006093A/en
Publication of KR20130006093A publication Critical patent/KR20130006093A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/08—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers

Abstract

PURPOSE: A forming pressure regulating device for a roll former is provided to precisely control a gap between upper and lower forming rolls and positions of the upper and lower forming rolls by using a slide block and a cam block, thereby regularly maintaining forming pressure. CONSTITUTION: A forming pressure regulating device(20) for a roll former comprises a cam block(21) and a regulating motor(25) The cam block is installed between a fixed block(5) and a slide block(15) of the roll former. The cam block controls the vertical movement of the slide block with respect to the fixing block by cam-operating with the slide block. The regulating motor is installed in one side of a pillar frame(3). The regulating motor controls the rotation of a screw rotary shaft(23) joined through the cam block. [Reference numerals] (C) Controller

Description

FORMING PRESSURE ADJUSTING DEVICE FOR ROLL FORMER

The present invention relates to a forming pressure adjusting device for a roll former, and more particularly, for a roll former to precisely control the gap and position between the upper and lower forming rolls of each side of each roll former of the roll forming system. A molding pressure adjusting device.

In general, the shaping of the linear beams is performed by a roll forming system for bending and forming a material to be supplied into various shapes by arranging a roll former composed of an upper forming roll and a lower forming roll in at least 10 stages in a row.

In the roll forming system and the process thereof, as shown in FIG. 1, an uncoiler 201 for releasing the coil 200 to be supplied is configured in front of the process line to form an uncoil step S110, and the uncoiler A straightener 203 for straightening the coil 200 released from the 201 to the panel 250 of the flat plate is provided at the rear thereof to form a straightening step (S120).

In addition, a brake press 205 is formed at the rear of the straightener 203 to form holes for various purposes for assembling the forming beam in the panel 250 supplied from the straightener 203 to perform a piercing step (S130). Proceed.

In addition, the roll former unit 207 composed of the above-described roll formers R1 to R7 (partly not shown) is disposed at the rear of the brake press 205 so that the uncoiler 201 and the straightener ( 203 and the panel 250 supplied through the brake press 205 may be subjected to a roll forming step (S140) of forming a roll into a shape of a forming beam to be obtained by sequentially bending and forming the panel 250.

And behind the roll former unit 207 is provided with a round bender 209 composed of a plurality of left and right curvature forming rolls for forming the curvature of the roll forming molded article having a predetermined curvature, installed along the radius of curvature to be formed A bending step (S150) of forming a finished product having a predetermined curvature is achieved by passing the forming beam having completed roll forming molding.

In such a roll forming system, gap deviations between the upper and lower forming rolls occur due to the reaction force of forming the upper and lower forming rolls formed in each of the roll formers R1 to R7. Or when the thickness of the material is changed, the gap and the position between the upper forming roll and the lower forming roll should be adjusted.

However, in the past, in order to adjust the left and right gaps between the upper forming roll and the lower forming roll, the operator measured the gap between the forming rolls by using a gap gauge and resets them, but because the precise gap setting is difficult, There is a problem in that the left and right molding deviation between the upper and lower forming rolls, and the warp phenomenon occurs in the product due to the breakage of the rotating shaft or the difference in the forming pressure.

An embodiment of the present invention is formed between a fixed block and a slide block configured in each roll former of the roll forming system, and the gap between the upper and lower forming rolls on both sides through the cam block that is cam-operated by the slide block and the motor by a motor and It is an object of the present invention to provide a forming pressure adjusting device for a roll former that can maintain a constant forming pressure by precisely adjusting the position.

In one or more embodiments of the invention, the base plate; Both strut frames disposed on the base plate at a predetermined interval from each other; A lower forming roll installed on the fixed block formed at the lower sides of the both side support frames through a rotating shaft; A roll former comprising: an upper forming roll disposed on an upper portion of the lower forming roll in parallel with the upper forming roll, the upper forming roll being installed on a slide block configured to be slidable in an up and down direction on an upper side of each of the support frames; A cam block configured between the block and the slide block to move and control the vertical position of the slide block with respect to the fixed block by operating the cam with the slide block; And it is provided on one side of the support frame, it may provide a molding pressure adjustment device for a roll former comprising an adjustment motor for controlling the rotation of the screw rotation shaft is fastened through the cam block.

In addition, the cam block may have a lower surface formed in parallel and slide supported on the upper surface of the fixed block, and the upper surface may be formed on an inclined cam surface and may be slide supported on the inclined cam support surface of the lower surface of the slide block.

In addition, the cam block has upper and lower guide rails integrally formed on the cam surface and the lower surface, respectively, and the upper and lower guide rails are provided on the lower surface and the upper surface of the fixed block corresponding to the upper and lower guide rails. Guide grooves for guiding each may be formed.

In addition, the genital adjustment motor may be made of a servo motor capable of controlling the rotation speed and the rotation direction according to the control signal of the controller.

In addition, the screw rotation shaft may be installed so that the front end is rotatable through the bearing body on the other side of the support frame.

In addition, the controller may include a control logic for outputting a motor control signal for controlling the rotational speed and the rotational direction of the regulating motor according to the setting value of the own map table for each material to be put before the roll former is driven.

An embodiment of the present invention is formed between a fixed block and a slide block configured in each roll former of the roll forming system, and the gap between the upper and lower forming rolls on both sides through the cam block that is cam-operated by the slide block and the motor by a motor and By precisely adjusting the position, the molding pressure can be kept constant.

For this reason, there exists an effect that the shaping | molding beam for roll forming prevents the previous distortion phenomenon by the nonuniformity of the shaping | molding pressure generate | occur | produced by the left-right clearance gap of a shaping | molding roll.

1 is a general roll forming system and a process conceptual diagram thereof.
2 is a side cross-sectional view of a roll former to which a molding pressure adjusting device according to an exemplary embodiment of the present invention is applied.
3 is a front half sectional view of a roll former to which a molding pressure adjusting device according to an exemplary embodiment of the present invention is applied.
4 is an exploded perspective view of one side of a roll former to which a molding pressure adjusting device according to an exemplary embodiment of the present invention is applied.
5 is an operational state diagram of a molding pressure control device for a roll former 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.

FIG. 2 is a side cross-sectional view of a roll former to which a molding pressure adjusting device is applied according to an embodiment of the present invention. FIG. 3 is a front half sectional view of a roll former to which a molding pressure adjusting device is applied according to an embodiment of the present invention. Is an exploded perspective view of one side of a roll former to which a molding pressure adjusting device according to an embodiment of the present invention is applied.

Referring to Figures 2 and 3, looking at the configuration of the roll former to which the forming pressure adjusting apparatus for the roll former according to the embodiment of the present invention, first, the base plate (1) is provided at the bottom.

On the base plate 1, a pair of strut frames 3 are formed at regular intervals on both sides.

Fixing blocks 5 fastened by fixing bolts 4 are formed at the lower sides of the two support frames 3, and each of the fixing blocks 5 is provided with a lower forming roll 9 through a rotating shaft 7. It is rotatably installed.

Here, the rotary shaft 7 of the lower forming roll 9 is installed through the bearing 11 to each fixed block 5, the bearing 11 is fixed by the bearing plate 12.

And the upper forming roll 13 is disposed on the upper side parallel to the lower forming roll (9), the upper forming roll 13 is configured to be slidable in the vertical direction, respectively, on the upper side of the both side strut frame (3) It is installed on the slide block (15) through the rotating shaft (17).

Here, the respective slide blocks 15 are slidably installed in the vertical direction through sliding grooves (not shown) formed in the both side strut frames 3.

In addition, the rotating shaft 17 of the upper forming roll 13 is also installed in each of the slide blocks 15 through the bearing 11, the bearing 11 is fixed by the bearing plate (14).

The upper end of each slide block 15 is fastened to the upper frame 19 by fastening bolts 16 and two nuts 18. When the slide is moved, the fastening bolts 16 are loosened by loosening the nuts 18. It operates in a state of being movable relative to the frame 19.

Forming pressure adjusting device 20 for a roll former according to an embodiment of the present invention applied to the roll former 10 of such a configuration, as shown in Figure 4, the fixed block 5 of the roll former 10 And the slide block 15.

The molding pressure adjusting device 20 is composed of an adjusting motor 25 having a cam block 21 and a screw rotation shaft 23.

That is, the cam block 21 is formed of a cam surface 27 in which the lower surface is parallel and the upper surface is inclined, and the lower surface of the slide block 15 corresponding to the cam surface 27 is in contact with the cam surface 27. It is formed with an inclined cam support surface 29.

In this case, upper and lower guide rails R1 and R2 are integrally formed on the cam surface 27 and the lower surface of the cam block 21, respectively, and slide blocks corresponding to the upper and lower guide rails R1 and R2 ( Guide grooves G1 and G2 are formed on the lower surface of the 15 and the upper surface of the fixing block 5 to guide the upper and lower guide rails R1 and R2, respectively.

 In addition, a screw hole (SH) penetrating the inside is formed in the cam block 21 is fastened to the screw rotation shaft (23).

The adjustment motor 25 having the screw rotation shaft 23 is fixedly installed inside one side of the support frame 3, and precisely controls the screw rotation shaft 23.

Here, each of the adjustment motor 25 may be made of a servo motor capable of controlling the rotation speed and the rotation direction according to the control signal of the controller (C).

In addition, the screw rotation shaft 23 is supported on the other end of the support frame (3) so as to be rotatable through the bearing body (31).

Therefore, the operation of the forming pressure adjusting device 20 for a roll former having the above configuration is, as shown in FIG. 5, the upper forming roll 13 and the lower forming roll 9 formed in the roll former 10. The gap between the upper forming roll 13 and the lower forming roll 9 can be automatically adjusted according to the set value of the map table for each material to be added before the initial raw material is added.

That is, the controller C before the driving of the roll former 10, the motor control signal for controlling the rotational speed and the rotational direction of each of the adjustment motor 25 according to the set value of the map table for each material to be injected Will print.

Accordingly, the two side adjustment motor 25 is rotated relative to the fixed block 5 by moving the cam block 21 forward and backward by controlling the rotation of the screw rotation shaft 23 in the forward direction S1 or the reverse direction S2. The block 15 is raised (S1) or lowered (S2) to adjust the gap between the upper forming roll 13 and the lower forming roll (9).

During the operation of the adjustment motor 25 proceeds in a state in which each nut 18 on the fastening bolt 16 is released.

Therefore, the operator adjusts the gap gauge as before, in order to adjust the gap between the upper forming roll 13 and the lower forming roll 9 through the forming pressure adjusting apparatus 20 for the roll former according to the embodiment of the present invention. It is not necessary to measure the gap between each forming roll by using, it is possible to precisely set the gap to prevent the occurrence of left and right molding deviation between the forming rolls, and to ensure good product quality.

Although one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and is easily changed by those skilled in the art to which the present invention pertains. It includes all changes to the extent deemed acceptable.

1: base plate 3: holding frame
4: Fixing bolt 5: Fixing block
7, 17: rotating shaft 9: lower forming roll
10: roll former 11: bearing
12, 14: bearing plate 13: upper forming roll
15: Slide block 16: Fastening bolt
18: Nut 19: upper frame
20: forming pressure adjusting device 21: cam block
23: screw rotation axis 25: adjusting motor
27: cam surface 29: cam support surface
31: bearing body R1, R2: guide rail
G1, G2: Information Home

Claims (6)

Base plate; Both strut frames disposed on the base plate at a predetermined interval from each other; A lower forming roll installed on the fixed block formed at the lower sides of the both side support frames through a rotating shaft; In the roll former comprising a top forming roll disposed on the upper side parallel to the lower forming roll, the upper forming roll is provided on the slide block configured to be slidable in the vertical direction on the upper side of the both sides of the support frame, respectively via a rotating shaft,
A cam block configured between the fixed block and the slide block to move the slide block and the cam to move the vertical position of the slide block with respect to the fixed block; And
It is installed on one side of the support frame, the forming pressure adjusting device for a roll former comprising an adjustment motor for controlling the rotation of the screw rotation shaft fastened through the cam block. The method of claim 1,
The cam block is
The lower surface is formed parallel to the slide block is supported on the upper surface of the fixed block, the upper surface is formed by the inclined cam surface is slide supported on the inclined cam support surface of the lower surface of the slide block . The method of claim 1,
The cam block has upper and lower guide rails integrally formed on the cam surface and the lower surface, respectively, and guides the upper and lower guide rails to the upper and lower surfaces of the slide block corresponding to the upper and lower guide rails, respectively. Forming pressure adjusting device for a roll former, characterized in that the guide groove is formed. The method of claim 1,
The genital adjustment motor is a roll pressure forming apparatus for a roll former, characterized in that consisting of a servo motor capable of controlling the rotational speed and the rotation direction according to the control signal of the controller. The method of claim 1,
And said screw rotation shaft is rotatably installed at the other end of said support frame through a bearing body. 5. The method of claim 4,
The controller includes a control logic for outputting a motor control signal for controlling the rotational speed and the rotational direction of the regulating motor according to the setting value of the own map table for each material to be input before the roll former is driven. Molding pressure adjusting device
KR1020110067931A 2011-07-08 2011-07-08 Forming pressure adjusting device for roll former KR20130006093A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110067931A KR20130006093A (en) 2011-07-08 2011-07-08 Forming pressure adjusting device for roll former

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110067931A KR20130006093A (en) 2011-07-08 2011-07-08 Forming pressure adjusting device for roll former

Publications (1)

Publication Number Publication Date
KR20130006093A true KR20130006093A (en) 2013-01-16

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KR1020110067931A KR20130006093A (en) 2011-07-08 2011-07-08 Forming pressure adjusting device for roll former

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016144813A (en) * 2015-02-06 2016-08-12 株式会社エフテック Roller forming device
CN107856116A (en) * 2017-12-04 2018-03-30 上海智联精工机械有限公司 A kind of perforating device
CN117066320A (en) * 2023-10-16 2023-11-17 江苏民诺特种设备有限公司 Steel plate rounding machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016144813A (en) * 2015-02-06 2016-08-12 株式会社エフテック Roller forming device
CN107856116A (en) * 2017-12-04 2018-03-30 上海智联精工机械有限公司 A kind of perforating device
CN117066320A (en) * 2023-10-16 2023-11-17 江苏民诺特种设备有限公司 Steel plate rounding machine
CN117066320B (en) * 2023-10-16 2024-01-30 江苏民诺特种设备有限公司 Steel plate rounding machine

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