KR20040007893A - Removal apparatus for impurities in steel strip winding device - Google Patents

Abstract

PURPOSE: An apparatus for removing foreign materials of strip winding facility is provided which prevents indentation flaws formed by foreign materials by removing various foreign materials stuck to the surface of strip when winding strip extracted from line facility around tension reel. CONSTITUTION: In a strip winding facility comprising a tension reel(2) on which strip extracted from line facility is wound, and a pinch roll(5) for guiding the strip to the tension reel by being closely adhered to the strip, the apparatus comprises a plural foreign material removers(10A-10D) comprising a foreign material adsorption part(54) installed at an outer part of the tension reel and positioned adjacently to the surface of the strip to adsorb foreign materials from the strip(1), a foreign material suction part for sucking in the foreign materials adsorbed by the foreign material adsorption part, and a position adjusting part for controlling position of the foreign material adsorption part for the surface of the strip so as to remove the foreign materials stuck to the surface of the strip; a position controller(20) installed on shaft of the pinch roll to operate the total thickness of the strip wound around the tension reel according to rotation of the pinch roll and electrically connected to the position adjusting part of the foreign material removers to transmit signals to the position adjusting part; and a foreign material inspirator(30) connected to the foreign material suction part of the foreign material removers and equipped with motor(32) and fan(33) to receive the foreign materials sucked by the foreign material suction part through suction line(31) so that the foreign materials are stored in the inspirator.

Description

Foreign material removal device of strip winding equipment {REMOVAL APPARATUS FOR IMPURITIES IN STEEL STRIP WINDING DEVICE}

The present invention relates to a strip winding step of a steel sheet manufacturing process, and more particularly, to a foreign material removal device that prevents indentation grooves of a strip due to various foreign substances on the strip surface when the strip is wound on a tension reel. .

In general, a winding machine for winding a strip passing through the line facility is mounted on the outlet side of each line facility for steel sheet production, and the strip is wound in the form of a coil, and the coil is moved to the inlet side of another line facility. In the process of winding the strip, a sheet of paper is wound together to protect the surface of the strip.

However, since various foreign matters may be attached to the surface of the strip passing through the line equipment, if the strip is wound without removing the foreign matter, a press-fit groove is formed in the strip due to the foreign matter, thereby degrading the quality of the product. Moreover, when using recycled slip sheets, once used, the stakes or foreign substances on the recycled slip sheets will be buried in the strip to make indentation grooves.

In this way, if the indentation groove is formed by winding the strip in a state where foreign matter is attached to the surface of the strip or the sheet, the quality of the product is deteriorated, the delivery time is delayed, and the productivity and the work efficiency are deteriorated.

Therefore, the present invention is to solve the above problems, an object of the present invention is to remove the foreign substances on the surface of the strip when winding the strip drawn out of the line equipment to the tension reel, foreign substances to prevent the indentation grooves caused by foreign substances It is to provide a removal device.

1 is a perspective view of a strip winding facility is installed foreign matter removal apparatus according to the present invention.

Figure 2 is a perspective view of a debris removal device and strip winding equipment for explaining the action of the debris removal device according to the present invention.

Figure 3 is a partial perspective view of the foreign matter removal apparatus according to the present invention.

Explanation of symbols on the main parts of the drawings

10A to 10D: Foreign object remover 20: Position controller

30: foreign material inhaler 50: foreign material adsorption unit

60: foreign matter suction unit 70: position adjusting unit

In order to achieve the above object, the present invention,

A strip winding apparatus comprising a tension reel for winding a strip drawn out from a line facility and a paper unwind device for providing interleaving to the tension reel,

A plurality of debris removers installed outside the tension reel and close to the strip surface wound on the tension reel, and detecting the entire thickness of the strip wound on the tension reel to detect the position of the debris remover relative to the strip surface. Provided is a foreign substance removal apparatus including a position controller for controlling and a foreign substance inhaler for sucking and storing foreign substances adsorbed by the foreign substance remover.

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

1 and 2 are a perspective view of the strip winding equipment is installed foreign matter removing apparatus according to the present invention, Figure 3 is a partial perspective view of the foreign material removing apparatus according to the present invention.

According to the drawings, the strip winding facility includes a tension reel 2 for winding and winding strip 1 drawn out from the line facility, and a plurality of support rolls 3 and deep guides for guiding the strip 1 to the tension reel 2. It consists of the draw roll 4 and the pinch roll 5, and the paper unwinding apparatus 6 provided in the upper end of the tension reel 2, and supplying interlayer paper to the tension reel 2. As shown in FIG.

The pinch roll 5 is in close contact with the strip 1 and the movement amount of the strip 1 and the rotation amount of the pinch roll 5 are equal, and the paper unwind device 6 operates the first motor 7. Loosen the sheet of paper 8 to be wound on the tension reel 2 together with the strip 1.

Here, the foreign material removing apparatus according to the present invention is provided with a plurality of foreign material removers (here, four for example) which are installed outside the tension reel 2 and remove foreign matter therefrom in close proximity to the strip surface wound on the tension reel 2 ( 10A to 10D, a position controller 20 for detecting the overall thickness of the strip wound on the tension reel 2 to control the position of the foreign matter remover 10A to 10D relative to the strip surface, and four foreign material removers 10A. And a foreign material inhaler 30 for sucking and storing the foreign matter adsorbed by ˜10D).

The position controller 20 is preferably made of a pulse logic generator (PLG) installed on the axis of the pinch roll 5, and when the rotational amount of the pinch roll 5 is transmitted to the control panel 40 The control panel 40 calculates the total thickness of the strip wound on the tension reel 2 based on the amount of rotation of the pinch roll 5 input from the position controller 20, and transmits the signal to the foreign material remover 10A to. 10D).

The first to fourth foreign material removers 10A to 10D positioned outside the tension roll 2 may have their respective foreign material adsorption parts 50, the foreign material suction parts 60, and the foreign material adsorption parts 50 on the surface of the strip. It includes a position adjusting unit 70 for controlling the position, the suction line 31 is connected to the foreign material suction unit 60 and the foreign material inhaler 30 provided in the first to fourth foreign material remover (10A to 10D) The foreign matter inhaled by the first to fourth foreign material removers 10A to 10D is transferred to the foreign material inhaler 30.

First, referring to the configuration of the foreign substance inhaler 30, the foreign substance inhaler 30 is installed at the bottom of the fan 33 and the fan 33 operated by the driving of the second motor 32 and connected to the suction line 31. And a foreign matter storage tank 34 for storing foreign matters, and a filter 35 provided in the foreign matter storage tank 34, and the first to fourth operations by the operation of the second motor 32 and the fan 33. The debris remover 10A-10D exerts a suction force on the strip surface.

The first to fourth foreign material removers 10A to 10D have the same configuration, and the foreign material adsorption unit 50, the foreign material suction unit 60, and the position control unit 70 constituting the foreign material remover 10A to 10D. The configuration will be described below using the fourth foreign matter remover 10D as an example. (See Figure 3)

First, the foreign material adsorption unit 50 has the same length as that of the tension reel 2, and has a frame 51 having a predetermined arc shape corresponding to the strip wound on the tension reel 2, and the frame 51. It is installed between the winding shaft 52 and the unwinding shaft 53 and the unwinding shaft 52 and the unwinding shaft 53 which are installed at both ends, and moves between the unwinding shaft 52 and the unwinding shaft 53 on the strip surface. Adjacent adsorption cloth 54 and a third motor 55 is installed on one end of the winding shaft 52 and transmits a rotational force to the winding shaft 52 to move the adsorption cloth 54.

The adsorption cloth 54 is made of a dry cloth coated with an adhesive component on one surface facing the strip surface, and both ends of the adsorption cloth 54 are respectively fixed to the winding shaft 52 and the unwinding shaft 53 to form a third motor. When the winding shaft 52 is driven by the 55, the winding shaft 52 is wound around the winding shaft 52 while moving from the loose shaft 53 toward the winding shaft 52.

The foreign material suction unit 60 is a suction plate 61 installed on the bottom surface of the suction cloth 54 in the frame 51, a suction head 62 connected to the suction plate 61 to transfer suction force, and suction. A hose 63 connecting the head 62 and the suction line 31 and a solenoid valve 64 installed between the hose 63 and the suction line 31 to control the opening and closing of the foreign material suction unit 60. Is done.

The suction plate 61 has a predetermined curved shape corresponding to the shape of the suction cloth 54, and the foreign matter attached to the surface of the suction cloth 54 is transferred to the foreign material inhaler 30 through the suction head 62 and the hose 63. It serves to convey.

In addition, the position adjusting unit 70 operates a plurality of cylinders 71 (for example, three) installed outside the frame 51 and the cylinders 71 so that the suction cloth 54 maintains a constant distance from the strip surface. The position sensor 72 is connected to the control panel 40 to control the driving of the cylinder 71 according to the thickness of the strip calculated by the control panel 40.

Hereinafter will be described the operation of the present invention.

Strip (1) withdrawn from the line equipment is wound on tension reel (2) via support roll (3), deflect roll (4) and pinch roll (5), and paper unwind installed on top of tension reel (2). In the device 6, the interleaver 8 is released by the drive of the first motor 7, and is wound on the tension reel 2 together with the strip 1. At this time, since the pinch roll 5 is in close contact with the strip 1, the amount of rotation of the pinch roll 5 and the amount of movement of the strip 1 are made the same.

In this process, the position controller 20 installed on the axis of the pinch roll 5 transmits the rotation amount of the pinch roll 5 to the control panel 40, and the control panel 40 rotates the pinch roll 5. The total thickness of the strip wound on the tension reel 2 is calculated based on the total amount, and the calculated signal is transmitted to the position sensor 72 of the first to fourth foreign material removers 10A to 10D.

As a result, the position sensor 72 expands the cylinder 71 so that the adsorption cloth 54 of the foreign matter adsorption part 50 approaches the surface of the strip, and operates the third motor 55 of the foreign matter adsorption part 50 to operate. As the laver shaft 52 is rotated, the adsorption cloth 54 wound around the releasing shaft 53 is slowly moved toward the winding shaft 52. Therefore, while the absorbent cloth 54 moves toward the winding shaft 52 in the frame 51, the foreign matter adhering to the surface of the strip is attached to and removed from the surface of the absorbent cloth 54.

Simultaneously with the aforementioned cylinder 71 expansion, the control panel 40 opens the solenoid valve 64 of the first to fourth foreign material removers 10A to 10D, and the second motor 32 of the foreign material inhaler 30. And the fan 33 are operated so that the first to fourth foreign matter removers 10A to 10D exert an attraction force on the strip surface.

That is, the suction plate 61 and the suction head 62 installed inside the frame 51 suck the foreign matter attached to the surface of the suction cloth 54 by the suction force driven by the second motor 32, and the suctioned foreign matter is sucked in. It is stored in the foreign substance storage tank 34 of the foreign substance inhaler 30 via the line 31.

In this process, foreign matters on the surface of the strip (1) and the sheet of paper (8) are removed, and the strip (1) and the sheet of paper (8) from which the foreign materials are removed are wound on the tension reel (2) to generate an indentation groove of the strip by the foreign material. To prevent it.

When the winding of the strip 1 and the interleaver 8 is completed, the control panel 40 transmits a signal to the position sensor 72 to reduce the cylinder 71, and the first to fourth foreign material removers 10A to 1. While blocking the solenoid valve 64 provided in 10D), the second motor 32 and the fan 33 of the foreign substance inhaler 30 are stopped. In addition, the movement of the suction cloth 54 is stopped by stopping the operation of the third motor 55 of the foreign material adsorption unit 50.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited thereto, and various modifications and changes can be made within the scope of the claims and the detailed description of the invention and the accompanying drawings. Naturally, it belongs to the range of.

As described above, according to the present invention, when the strip drawn out from the line equipment is wound on the tension reel, various foreign substances adhering to the strip surface and the sheet of paper are removed to prevent generation of indentation grooves of the strip due to the foreign matter. This improves productivity and work efficiency by preventing quality degradation and delayed delivery due to indentation grooves.

Claims (4)

A strip winding apparatus comprising a tension reel for winding a strip drawn out from a line facility and a pinch roll in close contact with the strip to guide the strip to the tension reel, Is installed outside the tension reel, the foreign material adsorbing portion adsorbs foreign substances therefrom in close proximity to the strip surface, the foreign material suction portion for sucking the foreign matter adsorbed by the foreign material adsorption portion, and controls the position of the foreign material adsorption portion with respect to the strip surface A plurality of debris removers having a position adjusting unit to remove debris attached to the strip surface; Position controller installed on the axis of the pinch roll to calculate the total thickness of the strip wound on the tension reel according to the amount of rotation of the pinch roll, the position controller electrically connected to the position control unit of the foreign material remover to provide a signal to the position control unit ; And The foreign substance inhaler is connected to the foreign substance suction unit of the foreign substance remover, and has a motor and a fan to receive and store the foreign substance sucked by the foreign substance suction unit through a suction line. Foreign material removal device of the strip winding equipment comprising a. The method of claim 1, The foreign material adsorption unit has a length equal to that of the tension reel and is provided between a frame having a predetermined arc shape, and a winding shaft and an unwinding shaft installed at both ends of the frame, and moves inside the frame according to the driving of the winding shaft. An apparatus for removing foreign substances in a strip winding equipment, comprising: an adsorption cloth adsorbing a foreign matter in proximity to the air; and a third motor installed on the winding shaft to move the adsorption cloth. The method of claim 1, The foreign material suction unit, a suction plate installed on the bottom surface of the suction cloth in the frame, a suction head connected to the suction plate to transfer the suction force, and a solenoid valve installed between the suction head and the suction line to control the opening and closing of the foreign material suction unit. Foreign material removal device of the strip winding equipment comprising. The method of claim 1, And the position adjusting unit includes a plurality of cylinders installed outside the frame, and a position sensor for controlling cylinder operation so that the suction cloth maintains a constant distance from the surface of the strip.