KR20120091501A - Curvature inspecting device of roll forming beam - Google Patents

Curvature inspecting device of roll forming beam Download PDF

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Publication number
KR20120091501A
KR20120091501A KR1020100137033A KR20100137033A KR20120091501A KR 20120091501 A KR20120091501 A KR 20120091501A KR 1020100137033 A KR1020100137033 A KR 1020100137033A KR 20100137033 A KR20100137033 A KR 20100137033A KR 20120091501 A KR20120091501 A KR 20120091501A
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KR
South Korea
Prior art keywords
roll forming
inspection device
curvature
spring
forming beam
Prior art date
Application number
KR1020100137033A
Other languages
Korean (ko)
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KR101247983B1 (en
Inventor
이문용
주진홍
Original Assignee
주식회사 성우하이텍
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Priority to KR1020100137033A priority Critical patent/KR101247983B1/en
Publication of KR20120091501A publication Critical patent/KR20120091501A/en
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Publication of KR101247983B1 publication Critical patent/KR101247983B1/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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/22—Auxiliary equipment, e.g. positioning devices
    • 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
    • B21D5/083—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 for obtaining profiles with changing cross-sectional configuration
    • 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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/14—Bending rods, profiles, or tubes combined with measuring of bends or lengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/024—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of diode-array scanning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/2408—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring roundness

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

PURPOSE: A curvature inspection device for a roll forming beam is provided to simply inspect the curvature of a roll forming beam because distances between both sides of a central part and both end parts of the roll forming beam are measured and compared with a setting value using 6 distance sensors. CONSTITUTION: A curvature inspection device for a roll forming beam comprises a roll table, a controlling member(103), a distance sensor, and a warning member. The controlling members are installed in both side parts of a measuring table, thereby controlling both end parts of a roll forming beam with a controlling pad. The distance sensors are installed on the measuring table with a bracket correspondently to both sides of the central part and both end parts of the roll forming beam controlled by the controlling members of the both sides and outputs distance signals through a controller by measuring distances of each position of the roll forming beams. The warning member outputs warning sounds according to warning signals of the controller.

Description

Curvature Inspector for Roll Forming Beams {CURVATURE INSPECTING DEVICE OF ROLL FORMING BEAM}

The present invention relates to a curvature inspection device for a roll forming shaping beam, and more particularly, to a curvature inspection device for a roll forming shaping beam for inspecting the curvature of the shaping beam after the bending process of the roll forming shaping beam.

In general, the roll forming method is to be formed by bending the coil to a variety of shapes by passing the roll former unit consisting of a pair of the upper forming roll and the lower forming roll through the roll former unit arranged in multiple stages, in particular the bumper beam for vehicles and As described above, a straight beam type bent into various shapes is manufactured.

1 is a conceptual diagram of a general roll forming system and a step-by-step process for achieving the above-mentioned roll forming method, the roll forming system and the process according to the prior art, first, the uncoiler (1) for releasing the supplied coil 10 is A straightener (2) configured at the front of the process line to form an uncoiled step (S1) and straightening the strip-shaped steel sheet released from the uncoiler (1) to the flat steel plate panel (20) is provided at the rear and is straight. The ning step S2 is achieved.

And the rear of the straightener (2) is provided with a brake press (3) for forming a hole for various uses for assembling the beams to be formed in the steel sheet panel 20 supplied from the straightener (2) is piercing step Proceed to (S3).

In addition, a roll former unit 4 composed of at least ten stages of roll formers R1 to R7 (some not shown) is disposed at the rear of the brake press 3 to provide the uncoiler 1 and the straightener 2. ), And the roll forming step (S4) of forming the steel sheet panel 20 supplied through the brake press 3 in the form of a forming beam 30 to be obtained by sequentially bending and forming the steel sheet 20.

And the welding step by irradiating the laser beam of the forming beam 30, the roll forming is completed on the closed end surface with the laser beam output from the laser oscillator 5a through the laser welding machine 5 in the rear of the roll former unit (4) Proceed to (S5).

Subsequently, a round bender 6 is provided at the rear of the laser welding machine 5 so that the forming beam 30 has a predetermined curvature, and passes the forming beam 30 along the radius of curvature to be formed. A bending step S6 of manufacturing the forming beam 40 is achieved.

In addition, a cutting press 7 for cutting the forming beam 40 to a predetermined standard is formed at the rear of the round bender 6 to cut the forming beam 40 according to the standard of the finished product for commercialization. ).

For example, the roll forming system and the forming beam 40 produced through the process, in Figure 2 is bent into a closed cross-sectional shape along the longitudinal direction is the laser welding portion (W) is welded to form a welding bead (B) The bumper beam 50 for a vehicle is shown.

Meanwhile, in order to assemble the roll forming beam such as the bumper beam 50 to the side member (not shown) of the vehicle body, the bending forming beam must be molded at an accurate curvature in the bending step S6. In order to confirm the curvature, the curvature of the main portion of the shaping beam 40 is measured manually by using a curvature measurer on the line.

However, as the operator performs the curvature inspection of the forming beam 40 by hand, the error range is different according to the operator to measure, so the inspection result is not reliable, and the fatigue of the worker is increased due to the manual operation, thereby causing a decrease in productivity. This is a disadvantage.

Therefore, the present invention has been invented to solve the above-mentioned disadvantages, and the problem to be solved by the present invention is to simply bending the roll forming beam, and then, through a plurality of distance sensors, the curvature of the main part of the forming beam can be simplified. To provide a curvature inspection device for roll forming molded beam for inspection.

The curvature inspection apparatus for roll forming shaping beams of the present invention for realizing the above technical problem is a measurement table; Regulating means provided on both sides of the measurement table to regulate both ends of the shaping beam through a regulation pad; Corresponding to both sides of the center portion and both ends of the forming beam regulated by the both sides control means is installed through the bracket on the measurement table, and measures the distance for each position of the forming beam to output the distance signal to the controller Distance sensor; And warning means for outputting a warning sound according to the output signal of the controller.

The regulation means includes a regulation plate provided on the measurement table; A spring unit installed at the center of the outer side of the regulating plate, the inner end of the spring rod elastically supported by the spring passing through the regulating plate and positioned inside the regulating plate; A regulating pad fixed to a tip of the spring rod inside the regulating plate; And a regulation sensor installed on one side of an outer surface of the regulation plate to sense the regulation pad and output the detection signal to the controller.

The regulating plate may be formed in a "??" shape.

In addition, the spring unit is a spring housing which is fixed to the center of the outer surface of the regulation plate; A spring installed inside the spring housing; And a spring that is installed through the regulation plate and the spring housing, the regulation pad is fixed to the inner end, and the stopper is fixed to the outer end, and a retainer on which one end of the spring is supported is installed at one side of the spring housing. It may consist of a rod.

Here, the regulation pad may have an outer side surface and an upper surface as an inclined guide surface.

In addition, the regulating pad may be formed of a plastic material.

In addition, the regulation sensor may be configured as a proximity sensor.

In addition, the bracket is a mounting surface on which the distance sensor is mounted; And an installation surface installed on the measurement table.

Here, the mounting surface may be formed with a curved slot for fastening the bolt to the measurement table on one side.

In addition, the distance sensor may be configured as a laser sensor.

In addition, the warning means may be composed of a buzzer.

According to the curvature inspection device for roll forming shaping beams according to the embodiment of the present invention, both ends of the center portion and both ends of the shaping beams are provided through six distance sensors, with both ends of the shaping beams fixed to both side regulating pads on the measurement table. By measuring the distance and comparing it with the set value, the curvature of the forming beam can be easily examined.

Accordingly, the shaping beam having the correct curvature without error even if the operator changes, it is possible to improve the working environment of the operator, improve the productivity.

1 is a general roll forming system and step by step process conceptual diagram.
2 is a perspective view of a bumper beam for a vehicle manufactured using a general roll forming system and process.
3 is a perspective view of a curvature inspection device according to an embodiment of the present invention.
4 is a flat cross-sectional view of the restricting means applied to the curvature inspection device according to an embodiment of the present invention.
5 is an enlarged perspective view of a distance sensor applied to the curvature inspection device according to an embodiment of the present invention.
6 is a state diagram used in the curvature inspection apparatus according to an embodiment of the present invention.
7 is a control block diagram of a curvature inspection device according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail as follows.

3 is a perspective view of a curvature inspection device according to an embodiment of the present invention.

The curvature inspection device 100 according to the present embodiment is provided with a measuring table 101, a regulating means 103, six distance sensors (S1, S2, S3, S4, S5, S6) and a warning means (B). .

The measurement table 101 is composed of a square plate installed by four struts 101a.

The restricting means 103 are provided at both sides of the measuring table 101 to regulate both ends of the forming beam 200 (see FIG. 6) through the regulating pad 111.

As shown in FIG. 4, the regulating means 103 is provided with a regulating plate 113 having a “??” shape on the measurement table 101.

The spring unit 115 is installed at the center of the outer surface of the regulating plate 113.

The spring unit 115 has a spring housing 115a fixed to the center of the outer surface of the regulating plate 113, and a spring 115b is installed inside the spring housing 115a.

Here, the spring 115b may be configured as a coil spring.

In addition, a spring rod 115c is provided, and the spring rod 115c is installed through the regulation plate 113 and the spring housing 115a.

The inner tip of the spring rod 115c is connected to the regulating pad 111 inside the regulating plate 113, and the stopper 115d is fixed to the outer tip.

In addition, the spring rod 115c is provided with a retainer 115e on which one end of the spring 115b is supported on one side of the spring housing 115a.

That is, the spring 115b is fitted to the spring rod 115c, one end of which is supported by the retainer 115e, and the other end of which is supported by the inner surface of the spring housing 115a.

In addition, the regulating pad 111 is fixed to the front end of the spring rod 115C in the inner side of the regulating plate 113 and regulates each front end of the forming beam 200.

The regulation pad 111 has an outer side surface and an upper surface formed with an inclined guide surface 111a to guide the tip of the forming beam 200 and may be formed of a plastic material, but is not limited thereto.

In addition, the regulation sensor (CS1, CS2) is provided on one side of the outer surface of each of the regulating plate 113 detects the regulating pad 111 and outputs the detection signal to the controller (C).

The regulation sensors CS1 and CS2 may be configured as proximity sensors, but are not limited thereto.

On the other hand, six distances, as shown in FIG. 5, on the measurement table 101 corresponding to both sides of the center portion and both sides of the forming beam 200 regulated by the both side restricting means 103, respectively. Sensors S1-S6 are comprised.

Each of the distance sensors S1 to S6 is installed on the measurement table 101 through the bracket 117, and measures the distance for each position of the shaping beam 200 to output a distance signal to the controller C. do.

The distance sensors S1 to S6 may be configured as laser sensors, but are not limited thereto.

Here, the bracket 117 is provided with a mounting surface 117a on which the distance sensors S1 to S6 are mounted and an mounting surface 117b to be installed on the measurement table 101. The mounting surface 117b is provided at one side. A curved slot 119 is formed in the measurement table 101 for bolting.

That is, the bracket 117 adjusts the bolt fastening angle through the curved slot 119 to adjust the corresponding angle of the distance sensor (S1 ~ S6) with respect to the shaping beam (200).

In addition, the buzzer (B) is configured as a warning means for outputting a warning sound in accordance with the output signal of the controller (C).

Therefore, the operation of the curvature inspection device 100 for a roll forming shaping beam as described above, as shown in Figure 6, the both ends of the curvature shaping shaping beam 200, both sides restriction means 103 on the measurement table 101 Regulate through

That is, when both front ends of the forming beams 200 are pushed through the inclined guide surfaces 111a of the both side regulating pads 111, the respective regulating pads 111 are formed by the elasticity of the springs 115b. Both ends of the pressure will be pressed to regulate.

In this case, the shaping beam 200 sets the measurement position by pushing both ends of the shaping end to the inner side of each regulating plate 113.

Then, both regulation sensors CS1 and CS2 sense each regulation pad 111 and output the detection signal to the controller C, as shown in FIG. 7.

Accordingly, the controller C recognizes that the shaping beams 200 are loaded and measured from six distance sensors S1 to S6 respectively corresponding to both sides of the center portion and both sides of the shaping beam 200. Receive the distance signal and compare with the set value.

At this time, the controller C, if each distance value measured between each side of the center portion and both ends of the forming beam 200 from each distance sensor (S1 ~ S6) is out of the error range, this is the forming beam 200 Recognizing that the curvature of is different from the design specification, the output signal to the buzzer (B) generates a warning sound.

Therefore, the curvature inspection device 100 for forming a roll forming beam according to the present embodiment has six distance sensors S1 to S6 in a state in which both ends of the forming beam 200 are fixed to both side control pads 111 on the measurement table 101. The curvature of the shaping beam 200 is simply inspected by measuring the distance between both sides of the center portion of the shaping beam 200 and both sides of both ends of the shaping beam 200 and comparing it with a set value.

In addition, even if the operator changes, it is possible to select the shaping beam 200 having an accurate curvature without error.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Various modifications and variations are possible within the scope of the appended claims.

100: curvature inspection device
101: measurement table
103: regulatory measures
S1 ~ S6: distance sensor
B: buzzer
111: regulatory pad
111a: sloped guide surface
113: regulatory plate
115: spring unit
115a: spring housing
115b: spring
115c: spring loaded
115d: stopper
115e: retainer
117: bracket
CS1, CS2: Regulatory Sensor
200: forming beam
C: Controller

Claims (11)

A measurement table;
Regulating means provided on both sides of the measurement table to regulate both ends of the shaping beam through a regulation pad;
Corresponding to both sides of the center portion and both ends of the forming beam regulated by the both sides control means is installed through the bracket on the measurement table, and measures the distance for each position of the forming beam to output the distance signal to the controller Distance sensor; And
And a warning means for outputting a warning sound according to the output signal of the controller. In claim 1,
The regulatory means
A regulation plate installed on the measurement table;
A spring unit installed at the center of the outer side of the regulating plate, the inner end of the spring rod elastically supported by the spring passing through the regulating plate and positioned inside the regulating plate;
A regulating pad fixed to a tip of the spring rod inside the regulating plate; And
The curvature inspection device for a roll forming molded beam, which is installed on one side of the outer surface of the regulating plate and configured to sense the regulating pad and output the detection signal to the controller. The method of claim 2,
The regulation plate
Curvature inspection apparatus for roll forming shaping beam formed in a "??" shape. The method of claim 2,
The spring unit
A spring housing fixed to a center of an outer surface of the regulating plate;
A spring installed inside the spring housing; And
It is installed through the regulating plate and the spring housing, the regulating pad is fixed to the inner end, the stopper is fixed to the outer end, the spring rod is installed on one side of the retainer to support one end of the spring in the spring housing Curvature inspection device for roll forming forming beam consisting of. The method of claim 2,
The regulation pad
Curvature inspection device for roll forming beam formed on the outer side and the upper surface is inclined guide surface. 6. The method according to claim 2 or 5,
The regulatory pad
Curvature inspection device for roll forming forming beam formed of a plastic material. The method of claim 2,
The regulation sensor
Curvature inspection device for roll forming forming beam composed of a proximity sensor. The method of claim 1,
The bracket is
A mounting surface on which the distance sensor is mounted; And
Curvature inspection device for a roll forming beam formed with an installation surface is installed on the measuring table. The method of claim 8,
On the mounting surface
Curvature inspection device for roll forming beam formed with a curved slot for bolting to the measurement table on one side. The method of claim 1,
The distance sensor is
Curvature inspection device for roll forming forming beam composed of a laser sensor. The method of claim 1,
The warning means
Curvature inspection device for roll forming beam formed of a buzzer.
KR1020100137033A 2010-12-28 2010-12-28 Curvature inspecting device of roll forming beam KR101247983B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100137033A KR101247983B1 (en) 2010-12-28 2010-12-28 Curvature inspecting device of roll forming beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100137033A KR101247983B1 (en) 2010-12-28 2010-12-28 Curvature inspecting device of roll forming beam

Publications (2)

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KR20120091501A true KR20120091501A (en) 2012-08-20
KR101247983B1 KR101247983B1 (en) 2013-03-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117840286A (en) * 2024-03-08 2024-04-09 江苏振江新能源装备股份有限公司 Positioning tool for forming split blocks of tower barrel of wind turbine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5761907A (en) 1980-10-01 1982-04-14 Kawasaki Steel Corp Measuring method straightness of shape steel stock
JPH04264208A (en) * 1991-02-19 1992-09-21 Matsushita Electric Ind Co Ltd Chuck apparatus for inspection of width dimension of sheet continuous length component
JP2964291B2 (en) * 1992-09-04 1999-10-18 三菱自動車工業株式会社 Press machine with workpiece bending detector
JP2000266533A (en) 1999-03-16 2000-09-29 Sekisui Chem Co Ltd Displacement measuring system for long molding

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117840286A (en) * 2024-03-08 2024-04-09 江苏振江新能源装备股份有限公司 Positioning tool for forming split blocks of tower barrel of wind turbine
CN117840286B (en) * 2024-03-08 2024-05-28 江苏振江新能源装备股份有限公司 Positioning tool for forming split blocks of tower barrel of wind turbine

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