KR101693520B1 - Apparatus and method for seperating sleave and coil - Google Patents

Abstract

A sleeve and a coil separator according to an embodiment of the present invention include a tension reel for winding the coil by rotating the inner sleeve in one direction with the inner sleeve therebetween, a grip portion provided outside the coil seat portion of the coil car, A link portion for linking the grip portion and the cylinder portion; a sensing sensor portion for sensing whether the grip portion is expanded or contracted; And a controller for controlling the cylinder so that the tension reel rotates in a direction opposite to the rotation direction when the clamp unit surrounds the scrap coil, and the coil car moves to separate the scrap coil from the sleeve.

Description

[0001] APPARATUS AND METHOD FOR SEPERATING SLEAVE AND COIL [0002]

The present invention relates to a sleeve and a coil separator and a method of separating the sleeve and the coil. More particularly, the present invention relates to a separator for separating a sleeve and a scrap coil from a continuous continuous online output for producing an STC cold- And more particularly, to a sleeve and a coil separator and a method for separating the same.

In order to produce a steel sheet rolled by a rolling mill at a rolling mill in a steel making plant as a coil, in order to prevent a buckling phenomenon in which the inner diameter portion of the coil is recessed, or a defect in which a certain portion is protruded, And wound around the coil 2 with a tension reel 4 wound around the outer circumferential surface of the coil 2 in a state in which the cylindrical sleeve 3 is inserted into the inner diameter of the coil 2.

When the winding of the coil 2 due to the equipment trouble or the failure of the coil steel sheet itself occurs in the winding of the coil 2 through the tension chamber 4 as shown in Fig. 1, The tensioned reel 4 can be cut off by a cutting tool or moved to another production line through the coil car 1 to unwind the coil of the poorly wound portion, And the defective portion was separated.

At this time, the coil in which the failure occurs is referred to as a scrap coil 2 ', and the sleeve 3 fitted in the inner diameter portion of the scrap coil 2' is reusable as a consumable product.

However, in the conventional operation of separating the scrap coil 2 'from the coil sleeve 3, the on-line operation is interrupted or the scrap coil 2' to be cut and the sleeve 3 fitted thereto are connected to the coil car 1 ) And then moved off-line to separate them.

If the scrap coil 2 'is a small coil, the sleeve 3 is rolled by hand to remove the scrap coil 2'. However, in this case as well, it takes a considerable amount of time to work, which increases the working time as well as the input worker, thereby deteriorating the overall productivity. Further, The breakage of the sleeve 3 itself may occur.

It is an object of the present invention to provide an STS sleeve and a scrap coil separator capable of separating a sleeve in which a scrap coil wound in an STS rolling process is wound into a scrap and a sleeve, Apparatus and a method for separating the same.

A sleeve and a coil separator according to an embodiment of the present invention include a tension reel for winding the coil by rotating the inner sleeve in one direction with the inner sleeve therebetween, a grip portion provided outside the coil seat portion of the coil car, And a link portion for interlocking the claw portion with the cylinder portion. The tension reel reversely rotates while the claw portion is wrapped around the claw portion through the cylinder portion, and the coil car moves, Wherein the clamping unit includes a pair of clamps and a central shaft connected to the pair of clamps so as to be hingeable, the central axis being guided in a vertically long guide rail in a vertical direction, A first cylinder connected to the lower portion of the central shaft to expand or contract between the pair of clamps, And a second cylinder for vertically stretching or contracting the cylinder.

According to another aspect of the present invention, there is provided a method of separating a sleeve and a coil, comprising the steps of rotating a tension reel to detect a scrap coil on-line while winding a coil with a sleeve inserted therein,
Stopping the rotation of the tension reel and moving the coil car having the clamp unit therein to a position below the scrap coil;
Rotating the tension reel in a reverse direction while enclosing the outer side of the scrap coil with the gripper unit,
Moving the scrap coil separated from the sleeve to the coil car,
The second cylinder expanding and contracting in the vertical direction before the scraping coil sensing step is in a contracted state and the first cylinder connected to the second cylinder and expanding and contracting the catching portion is held under the coil seating portion of the coil car in an expanded state And a home position step.

According to an embodiment of the present invention, it is possible to provide an STS sleeve and a scrap coil separator which can easily separate a sleeve wound with a scrap coil generated in an STS rolling process on-line from a scrap and a sleeve.

Also, according to an embodiment of the present invention, it is possible to separate the sleeve and the scrap coil immediately from the rolling continuous on-line output for producing the STC cold-rolled coil, thereby preventing the occurrence of line stoppage due to the lack of the post-process working load and the sleeve.

1 is a conceptual view of a conventional STS sleeve and a scrap coil separator.
2 is a perspective view of a sleeve and a coil separator according to an embodiment of the present invention.
Figure 3 is a side view of Figure 2;
4 is a block diagram for explaining a control system of a sleeve and a coil separator according to an embodiment of the present invention.
5A to 5E are operation state diagrams for explaining an on-line separating method using a sleeve and a coil separating apparatus according to an embodiment of the present invention.
6 is a flow chart illustrating an on-line separating method using a sleeve and a coil separating apparatus according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG.

Hereinafter, exemplary embodiments will be described on the basis of embodiments best suited for understanding the technical characteristics of the present invention, and the technical features of the present invention are not limited by the illustrated embodiments, And that the present invention may be implemented with other embodiments.

Therefore, it is intended that the present invention covers the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents. In order to facilitate the understanding of the embodiments described below, in the reference numerals shown in the accompanying drawings, among the constituent elements that perform the same function in the respective embodiments, the related constituent elements are indicated by the same or an extension line number.

2 to 4, a sleeve and a coil separator according to an embodiment of the present invention will be described.

The sleeve-and-coil separating apparatus 100 according to the embodiment of the present invention is a structure in which a coil 2 wound on a tension reel 4 on-line can be mounted inside a coil car 1 for on- .

A sleeve and a coil separator 100 according to an embodiment of the present invention includes a clamp 110 installed outside a coil seating portion 1a of the coil car 1, A link unit 150 for interlocking the clamp unit 110 and the cylinder unit 130 and a link unit 150 for detecting whether the clamp unit 110 is expanded or contracted, The sensing unit 170 controls the cylinder unit 130 based on information sensed by the sensing sensor unit 170 so that the scoop unit 110 covers the scrap coil 2 ' The control unit 190 controls the tension reel 4 to rotate in the opposite direction of rotation so that the coil car 1 moves and separates the scrap coil 2 'from the sleeve 3 .

The clamping unit 110 is hinged with respect to the center shaft 115 so that a pair of clamps 111 and 113 can be extended and contracted.

 A light receiver 171 and a light emitter 173 of the detection sensor unit 170 are provided at the ends of the pair of clamps 111 and 113, respectively.

When the light from the light emitter 173 is transmitted to the light receiver 171, the coil car 1 moves to the lower portion of the scrap coil 2 so that the scrap coil 2 is reflected by the light emitter 173 If the scrap coil 2 is not transferred to the photodetector 171 while the light is intercepted, the scrap coil 2 is recognized and both the scrapers 111 and 113 of the scraper 110 hold the scrap coil 2 .

The cylinder 130 includes a first cylinder 131 disposed below the center shaft 115 of the first and second tongues 111 and 113 to expand or contract between the first and second tongues 111 and 113, And a second cylinder 133 for vertically stretching or contracting the first cylinder 131. [

The second cylinder 133 can be easily extended or extended in the vertical direction along the first and second guide rods 135 which are vertically coupled to the binding ring 132 fastened to the outer circumferential portion of the first cylinder 131 Can be contracted.

The first cylinder 131 and the second cylinder 133 are connected to the first cylinder 131 and the second cylinder 133 so that the first cylinder 131 and the second cylinder 133 can detect the first cylinder operation A sensor 175 and a second cylinder operation detection sensor 177 are installed.

That is, when the second cylinder operation detection sensor 177 senses the operation of the second cylinder 133, the first cylinder operation detection sensor 175 detects the operation of the first cylinder 133 The second cylinder operation detection sensor 177 senses the operation of the second cylinder 133 and operates in a feedback manner to interlock with each other.

The link part 150 is extended or contracted by the operation of the first and second cylinders 131 and 133 of the hydraulic cylinder part 130 to grip the scrap coil 2 ' It works to do.

The link unit 150 includes a first coupling pin 151 coupled to the rod 131a of the first cylinder 131 and a pair of first and second coupling pins 151, One pair of the first cross link 153 and the second pair of engagement pins 155 formed at the ends of the first cross link 153 are pivoted at a predetermined angle and the end portions are engaged with the center axis 115 And a cantilevered guide rail 157 formed to be elongated in the vertical direction so as to guide movement of the center shaft 115 in the vertical direction.

The detection sensor unit 170 is installed at the ends of the pair of clamps 111 and 113 to determine whether or not the coil 2 is disposed on the coil seating unit 1a And first and second cylinder operation detection sensors 175 and 177 for detecting the operation of the light receiver 171 and the light emitter 173 and the first and second cylinders 131 and 135.

The controller 190 controls the tension reel 4 rotational drive unit 191 so that the tension reel 4 is rotated in one direction and the coil 2 is wound to a predetermined diameter while the sleeve 3 is mounted therein ).

The control unit 190 may control the rotation driving unit 191 to stop when the scrap detection sensor 192 detects whether the coil 2 is buckled or scrap of parts during the winding of the coil 2 have. The scrap sensing sensor 192 may be various coil thickness sensing sensors.

The controller 190 may move the coil car 1 such that the coil car 1 is disposed below the scrap coil 2 'when scrap is detected by the scrap sensor 192 have.

The control unit 190 operates the light receiver 171 and the light emitter 173 provided at both ends of the clamp unit 110 installed on the outer side of the upper coil receiving unit 1 'of the coil car 1, So that the car 1 stops at the bottom of the scrap coil 2 '.

The control unit 190 receives the second cylinder operation signal by the second cylinder operation detection sensor 177 to the first vertical position where the scrap coil 2 ' The elongation can be controlled.

When the second cylinder operation signal by the second cylinder operation detection sensor 177 stops, the controller 190 receives the first cylinder operation signal by the first cylinder operation detection sensor 175, The driving of the cylinder 131 can be controlled.

When the scrap coil 2 'is grasped by the clamp unit 110, the scrap coil 2' is not released from the sleeve 3, instead of being unwound by rotating the tension reel 4 in the opposite direction So that it can be separated.

The control unit 190 may move the separated scrap coil 2 'to the predetermined processing box so that the sleeve 3 is coupled to the tension reel 4, The sleeve 3 and the scrap coil 2 'can be separated from each other in an on-line state.

Therefore, the sleeve wound with the scrap coil generated in the STS rolling process can be easily separated from the on-line scrap coil and the sleeve.

Now, an on-line scrap coil and a sleeve separating method according to an embodiment of the present invention will be described with reference to FIGS. 5A to 5E.

5A, the sleeve-and-coil separating apparatus 100 according to an embodiment of the present invention is configured such that the control unit 190 operates the tension reel rotation driving unit 191 to rotate the tension reel 4 While the coil 2 is being wound on the sleeve 3, the second cylinder 133 is contracted in the vertical direction, and the first cylinder 133 is extended, Is in a home position state in which it is disposed in a state spreading under the seat portion 1a '(S110).

5B, when the control unit 190 detects scrap through the scrap sensor 192, the sleeve-and-coil separator 100 according to an embodiment of the present invention may include a tension- When the coil unit 1 is disposed below the scraper coil 2 'by stopping the driving unit 191, a position at which the scraper coil 2' The second cylinder 133 is expanded in the vertical direction (S120).

5c, if the light emitted from the light emitter 171 at the upper end of the clamp unit 110 is blocked by the scrap coil 2 'and is not detected by the photodetector 173, the scrap coil 2' The first cylinder 131 is detected and the expansion of the second cylinder 133 in the vertical direction is stopped and the first cylinder 131 is shrunk so that the gripper 110 senses the circumference of the scrap coil 2 ' (S150).

5d, when the gripper 110 surrounds the scrap coil 2 ', the controller 190 moves the tension reel rotation driving unit 191 in the winding direction of the tension reel 4 (S160).

At this time, the scrap coil 2 'is loosened and is clogged by the clamp unit 110 so that it is no longer loosened and a space is formed between the scrap coil 2' and the sleeve 3.

The upper end of the separated scrap coil 2 'is cut and the coil car 1 is moved (S170) and separated from the tension reel 4 (S180). Thereafter, the tension reel 4 The scrap coil 2 'and the sleeve 3 can be easily separated on-line by using the sleeve 3 inserted or pulled out as it is.

1: coil car 1a: coil seating part
2: coil 2 ': scrap coil
3: Sleeve 4: tension reel
110: clamping part 130: cylinder part
150: link unit 170: detection sensor unit
190:

Claims (17)

A tension reel for winding the coil by rotating the inner sleeve in one direction,
A grip portion provided outside the coil receiving portion of the coil car,
A cylinder portion for driving the clamping portion to expand or contract,
A link portion for linking the grip portion and the cylinder portion,
Including,
The tensioner reel rotates in a state where the coil is wrapped around the claw portion via the cylinder portion, the coil car moves and the coil is separated from the sleeve,
Wherein the clamping unit includes a pair of clamps and a central shaft connected to the pair of clamps so as to be hingably connected, the central axis being guided in a vertically long guide rail in the vertical direction, And a second cylinder for vertically extending or retracting the first cylinder. The sleeve and the coil separator according to claim 1, The method according to claim 1,
A sensing sensor unit for sensing whether the gripper unit is expanded or contracted,
And a control unit controlling the operation of the cylinder, the tension reel, and the coil car based on information sensed by the sensing sensor unit so that the coil is separated from the sleeve.
delete delete The method according to claim 1,
And the second cylinder is elongated or retracted along first and second guide rods coupled up and down with respect to a binding ring fastened to an outer circumferential portion of the first cylinder. 3. The method of claim 2,
Wherein the detection sensor unit includes a sleeve including a first cylinder operation detecting sensor and a second cylinder operation detecting sensor in the first cylinder and a second cylinder operation detecting sensor and a coil separating unit for separating the coil from the first cylinder and the second cylinder, Device. The method according to claim 1,
The link portion includes a first engaging pin engaged with a rod of the first cylinder, a pair of first cross links opened at a predetermined angle with respect to the first engaging pin, and a second engaging pin formed at an end of the first cross link, And a pair of second cross links to which ends are coupled with respect to the central axis. 3. The method of claim 2,
Wherein the detection sensor unit includes a light emitter and a light receiver disposed opposite to a pair of clamp ends of the clamp unit, wherein the control unit is configured such that the coil intercepts light from the light emitter, Sleeve and coil separator to control. 3. The method of claim 2,
Wherein the control unit controls the tension reel rotation driving unit to rotate the tension reel in one direction or the other direction while interlocking with the coil thickness detection sensor while the sleeve is mounted inside the sleeve. 10. The method of claim 9,
Wherein the controller controls the coil car to move to a lower portion of the scraper coil when the scraper coil is sensed by the coil thickness sensor. The method according to claim 6,
Wherein the controller receives the second cylinder operation signal from the second cylinder operation detection sensor and receives the first cylinder operation signal from the first cylinder operation detection sensor when the second cylinder operation signal stops, Sleeve and coil separator for interlocking first and second cylinders. A step of rotating the tension reel to detect a scrap coil on-line where the sleeve is wound inside the sleeve,
Stopping the rotation of the tension reel and moving the coil car having the clamp unit therein to a position below the scrap coil;
Rotating the tension reel in a reverse direction while enclosing the outer side of the scrap coil with the gripper unit,
Moving the scrap coil separated from the sleeve to the coil car,
The second cylinder expanding and contracting in the vertical direction before the scraping coil sensing step is in a contracted state and the first cylinder connected to the second cylinder and expanding and contracting the catching portion is held under the coil seating portion of the coil car in an expanded state A method of separating a sleeve and a coil comprising a home position step. delete 13. The method of claim 12,
Wherein the step of wrapping the outer side of the scrap coil with the gripper unit includes the steps of: expanding the second cylinder in the vertical direction with the gripper unit being opened;
And detecting the scrap coil and stopping the extension of the second cylinder in the vertical direction if light emitted from the floodlight of the upper end of the clamp is obstructed by the scrap coil and is not detected by the light receiver. 15. The method of claim 14,
Wherein the step of wrapping the outer side of the scrap coil with the gripper part causes the first cylinder to shrink when the operation of the second cylinder is stopped so that the gripper part surrounds the scrap coil. 16. The method of claim 15,
Wherein operation and stop of the first cylinder and the second cylinder are feedback-controlled by a first cylinder operation detection sensor and a second cylinder operation detection sensor. 13. The method of claim 12,
And a step of separating the sleeve inserted into the tension reel after the scrap coil separating step from the tension reel by using the sleeve for reeling the new coil or separating the sleeve from the tension reel.

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