KR20150066655A

KR20150066655A - Winding reel

Info

Publication number: KR20150066655A
Application number: KR1020130151736A
Authority: KR
Inventors: 김응섭
Original assignee: 김응섭
Priority date: 2013-12-06
Filing date: 2013-12-06
Publication date: 2015-06-17

Abstract

The present invention relates to a winding reel for a slitting device which rewinds a rolling steel plate slit after slitting a rolling steel plate formed in a roll shape. In accordance with the present invention, a winding reel attached to a friction plate and rotated with friction with the friction plate sandwiched to a keyway of a rotary shaft formed in the keyway and rotated along the rotation of the rotary shaft, comprising: fixing plates formed as a pair of upper and lower plates, forming holes for rotatably coupling a cam plate in the middle, and installed to be separated at regular intervals by a coupling member; a plurality of guides mounted inside the fixing plate; the cam plate revolvably sandwiched to the hole formed in the fixing plate, forming a plurality of cams outside, and forming a friction unit attached to the fiction plate on one side of a hole in addition to forming the hole sandwiched to the rotary shaft in the middle; a coupling device forming a guide groove coupled to a guide mounted inside the fixing plate, and moved up and down along a location of the cam formed on the cam plate; and a ring detachably fixed outside the fixing plate by the coupling device to wind a slit rolling steel plate outside.

Description

Book {WINDING REEL}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a winding device for a slitting apparatus for slitting a rolled steel sheet formed into a roll shape and then reattaching the slitted rolled steel sheet.

The rolled steel sheet is produced in the form of a roll by winding a rolled steel sheet in the form of a plate. In order to use the rolled steel sheet for various industrial materials, a roll-shaped rolled steel sheet is wound around a slitting apparatus and passed through a cutter to form a plurality of cut-off rolled steel sheets having a desired width. Then, Is rewound on the take-up reel and used.

The conventional take-up reel is coupled to the rotary shaft of the stationary device and coupled together with the rotary shaft. Therefore, the rolled steel sheet slitted by the rotation of the rotating shaft is wound on the take-up reel.

However, the thickness of the primary rolled steel sheet is not uniformly set but is produced to have different thicknesses.

In order to rewind the primary rolled steel sheet into five strands, the five rolled reels are joined to the rotary shaft of the apparatus, the respective slitted rolled steel sheets are fixed to the reel, and then the rotary shaft is rotated .

In the above description, the difference in the length of the rolled steel sheet between the silver side and the thick side occurs due to the fact that the thickness of the rolled steel sheet generated and slitted is not uniformly formed.

Therefore, when the thickness of the rolled steel sheet slitted by the plurality of take-up reels coupled to the rotating shaft and rotated in the same manner as the rotating shaft is thick, the take-up reel takes a heavy load and the load on the take- There is a problem that the rolled steel sheet that has been rewound due to sagging of the slitted rolled steel sheet is defective.

In order to solve the above problems, a rewinding device of a type in which a take-up reel is coupled to a rotating shaft of a rewinding device without being mechanically engaged and rotated by a magnetic force has been developed and used.

However, in the rewinding apparatus having the winding reel that is rotated by using the magnetic force as described above, when the manufacturing cost is high and the magnetic force of the reel reel is weak, the engaging force with the rotating shaft is weakened and a failure occurs in the rewinding rolled steel sheet There is a problem.

The conventional take-up reel has a problem in that it is inconvenient when the rolled steel strip is wound on the surface of the take-up reel and is thus separated from the take-up reel.

Korean Patent No. 10-1275603

The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a take-up reel in which a rolled steel sheet wound on a take-up reel of a rewinding device for rewinding a slitted rolled steel sheet can be more easily separated. have.

Another object of the present invention is to provide a take-up reel which is formed so as not to directly engage with the rotation shaft of the rewinding device and which is freely rotatable in accordance with rotation of the rotation shaft.

The take-up reel according to the present invention is a take-up reel which is engaged with a key groove of a rotation shaft having a key groove and rotates in accordance with rotation of a rotation shaft and a friction plate which is in close contact with the friction plate and rotates due to friction between friction plates. A plurality of guides provided in the inside of the fixing plate, a plurality of holes formed in the fixing plate so as to be rotatably fitted in the holes, A cam plate having a plurality of cams formed at the center thereof and fitted to the rotation shaft at one side thereof, a cam plate having a friction portion which is in close contact with the friction plate at one side of the hole, a guide groove coupled to the guide provided inside the fixing plate, A fastening device which moves up and down according to the position of the formed cam, And a ring in which a rolled steel sheet which is detachably fixed and slitted outward is wound therearound.

The fastening device may include a plurality of movable plates formed with guide grooves and vertically moved by the cam plates, and a spring for elastically connecting the plurality of movable plates.

Further, a cam that is in close contact with a cam formed on the cam plate is formed on the lower side of the movable plate.

Further, the movable plate is protruded to the outside of the fixed plate while the movable plate is moved upward by the cam plate

Further, the ring is fixed to the outside of the fixing plate by the movable plate that is moved upward by the cam plate and protrudes outward of the fixing plate.

Further, a groove for engaging a fixing member for fixing the rolled steel sheet wound on the ring to the ring is formed on the outer side of the fixing plate.

Further, the take-up reel is rotatably inserted into the rotating shaft, and a friction plate is closely attached to the left and right sides of the take-up reel, and the take-up reel rotates by friction due to the rotation of the friction plate.

Further, the ring is detachably attached to the outside of the fixing plate by the cam plate and the fastening device.

According to the present invention, it is possible to provide a take-up reel which can more easily separate a rolled steel sheet wound on a take-up reel of a rewinding device for rewinding a slitted rolled steel sheet.

Further, a take-up reel, which is formed so as not to directly engage with the rotation shaft of the rewinding device and is freely rotatable in accordance with rotation of the rotation shaft, is provided.

1 is a perspective view of a take-up reel of the present invention.
Fig. 2 is an exploded perspective view of the take-up reel shown in Fig. 2; Fig.
3 is an enlarged perspective view of the main body of the take-up reel;
4 is a structural view of a take-up reel.
FIG. 5-6 is a state of use showing a state in which a ring is fastened to a take-up reel. FIG.
And Fig. 7-8 is a state in which the slitted rolled steel sheet is rewound.
Fig. 9-10 is a use state of the take-up reel for disassembling the rolled steel sheet wound on the take-up reel; Fig.
11 is a configuration diagram of a rolled steel sheet showing a rolled steel sheet separated from a take-up reel.

Hereinafter, embodiments according to the present invention will be described with reference to the drawings. It should be noted, however, that the embodiments described below are illustrative of one preferred embodiment of the present invention, and examples of such embodiments are not intended to limit the scope of the present invention. The present invention can be variously modified without departing from the technical idea thereof.

1 is a perspective view of a take-up reel of the present invention.

The take-up reel of the present invention includes a fastening device 30 that is coupled to the outside between a pair of fastening plates 10 and a fastening plate 10, a cam plate 20 that is provided in the fastening device 30, And a ring (40) coupled to the ring.

Fig. 2 is an exploded perspective view of the take-up reel shown in Fig. 2, Fig. 3 is an enlarged perspective view of the take-up reel, and Fig.

The fixing plate 10 is formed of a pair of plates which are fixedly spaced apart by a plurality of fastening members 51.

The fixing plate 10 is formed with a hole 11 for rotatably coupling the cam plate 20. A plurality of grooves (12) are formed on the outer side of the fixing plate (10). The plurality of grooves 12 are formed for fastening a fixing member for fixing the rolled steel sheet after the winding work of the rolled steel sheet wound on the take-up reel is completed so as to prevent the shape of the rolled steel sheet from being disturbed.

The groove 12 is formed to receive a rolled steel sheet by inserting a hook of a crane.

The fixing plate 10 is formed with a plurality of holes, and the fastening member 51 and the guide 52 are fastened to the plurality of holes.

The cam plate (20) is rotatably coupled to the hole (11) formed in the fixing plate (10). A plurality of cams 24 are formed on the outer side of the cam plate 20.

A hole 21 is formed at the center of the cam plate 20 so as to be inserted into and coupled to the rotation shaft, though not shown in the figure. Outside the hole 21 is formed a friction portion 22, which is not shown in the drawing, but to which the friction plate is tightly coupled.

A plurality of holes 23 are formed on the outer side of the friction portion 22 formed on the cam plate 20 and the plurality of holes 23 are formed to fasten a separate tool for rotating the cam plate 20 will be.

The fastening device 30 includes a plurality of movable plates 31 and a plurality of springs 32 for elastically coupling the plurality of movable plates 31.

A guide hole 31a is formed at the center of the movable plate 31. A guide 52 coupled to the fixing plate 10 is inserted into the guide hole 31a. Therefore, the movable plate 31 is moved along the guide 52.

Below the movable plate 31, a cam 31b which is in close contact with the cam 24 formed on the cam plate 20 is formed.

Accordingly, the movable plate 31 moves along the guide 52 provided on the fixed plate 10 in accordance with the rotation of the cam plate 20.

On both sides of the movable plate 31, a groove 31c is formed. A spring 32 is inserted into the groove 31c. The spring 32 inserted in the groove 31c is fixed to the movable plate 31 using the pin p.

Therefore, the fastening device 30 is pushed by the cam 24 of the cam plate 20 and is resiliently supported by the spring 32 in a state where the movable plate 31 is raised upward, and the cam plate 20 is rotated When the movable plate 31 is released from being pushed by the cam plate 20, the movable plate 31 is moved downward by the elastic force of the spring 32.

In the above, the movable plate 31, which is pushed upward by the cam plate 20, protrudes outward of the fixed plate 10. [

The ring 40 is located outside the fixing plate 10 and is fastened to the fixing plate 10 by the fastening device 30. A slitted rolled steel sheet is fixed to the ring 40.

5-6 are use state diagrams showing a state in which the ring is fastened to the take-up reel.

In the take-up reel of the present invention, the ring 40 on which the rolled steel sheet is wound is detached. In order to fix the ring 40 to the fixed plate 10, the cam plate 20 is first rotated to keep the movable plate 31 of the engaging device 30 from being pushed up by the cam plate 20. In the above-described state, the movable plate 31 is formed so as not to protrude outward of the fixed plate 10.

When the ring 40 is positioned outside the fixing plate 10, a space is formed between the ring 40 and the fixing plate 10.

When the cam plate 20 is rotated while the ring 40 is positioned outside the fixing plate 10, the movable plate 31 of the fastening device 30 is guided by the cam 24 of the cam plate 20, 52, as shown in Fig.

When the movable plate 31 is moved upward along the guide 52, the movable plate 31 protrudes to the outside of the fixed plate 10 and is tightly coupled to the ring 40.

7-8 is a state in which the re-rolling apparatus for the slitted rolled steel sheet is used.

The winding reel is engaged with the rotary shaft 3 of the rewinding device in a state where the ring 40 is engaged with the fixing plate 10 by the fastening device 30 provided in the fixing plate 10. At this time, a plurality of take-up reels are coupled to the rotary shaft 3.

A plurality of support plates 5 are coupled to the rotary shaft 3. A plurality of take-up reels are inserted between the support plate 5 and the support plate 5, and a friction plate 60 is inserted into both sides of the take-up reel.

Between the friction plate 60 and the friction plate 60 and between the support plate 5 and the friction plate 5, a spacer 6 for adjusting the interval between the take-up reels is inserted.

The rotary shaft 3 is formed with a plurality of keyways 3a. A hole for inserting the rotary shaft 3 is formed at the center of the friction plate 60, and a protrusion coupled to a key groove formed in the rotary shaft 3 is formed in the hole.

A hole (3b) is formed in the rotary shaft (3). A pressing shaft 9 is provided in the hole 3b. The rotary shaft 3 is driven by a motor M and the pressurizing shaft 9 is pivoted by a pneumatic cylinder 8.

A spiral shaft 9a is formed at the end of the pressing shaft 9. [ A tightening plate 4 for fixing the support plate 5, the spacer 6, the take-up reel, and the friction plate 60 fixed to the rotary shaft 3 is fixed to the spiral shaft 9a. The contact plate 4 has a spiral hole 4a formed therein and is coupled to the spiral shaft 9a.

A guide roller (7) is provided on the upper side of the winding device. The guide rollers 7 are provided with a plurality of guide grooves 7a for winding the rolled steel strip 1 slit into a plurality of strands on a take-up reel.

The guide roller 7 is automatically moved up and down in accordance with the diameter of the rolled steel sheet wound on the take-up reel, though it is not shown in the figure.

The rewinding device is provided with a plurality of take-up reels, a friction plate 60 and a spacer 60 between the support plate 30 and the support plate 5 on the rotary shaft 3, . The pneumatic cylinder 8 is operated to bring the tight contact plate 4 into close contact with the support plate 5 to closely contact the take-up reel with the friction plate 60 and the spacer 6 between the support plate 5 and the support plate 5 .

When the support plate 5 and the support plate 5 are brought into close contact with each other by the fastening plate 4 as described above, the rolled steel plate 1 slitted into multiple strands is guided by the guide groove 7a of the guide roller 7, As shown in Fig.

When the rotating shaft 3 is rotated by driving the motor M while the rolled steel plate 1 is fixed to the ring 40, the friction plate 60 fitted to the key groove 3a of the rotating shaft 3 is rotated And the cam plate 20 in close contact with the friction plate 60 is rotated due to the friction with the friction plate 60 to rotate the coupling member 30 and the fixed plate 10 and the ring 40, Rolled steel strip 1 is rewound.

When the take-up reel is rotated by the friction of the friction plate 60 as described above, the pressure of the take-up reel on which the rolled steel strip 1 is wound and the different lengths of the cut- The lower take-up reel rapidly rotates to the take-up reel having a higher pressure.

Therefore, when the slitted rolled steel strip 1 is wound on the take-up reel of the rewinding device, it is prevented that the rolled steel strip 1 is stretched or receives a strong pressure to cause defects.

FIG. 9-10 is a view showing the state of use of the take-up reel for disassembling the rolled steel sheet wound on the take-up reel, and FIG. 11 is a view showing the structure of the rolled steel sheet showing the rolled steel sheet separated from the take-

After the rolling of the rolled steel plate 10 is completed by the rewinding device, the fixing member 2 is inserted into the groove formed in the fixed plate 10 to fix the ring 40 and the rolled steel plate 1 together.

When the cam plate 20 is rotated to move the movable plate 31 of the fastening device 30 downwardly, the rolled steel plate 1 fixed to the ring 40 and the ring 40 is moved from the fixed plate 10 And is formed in a detachable state.

When the ring 40 and the rolled steel plate 1 are separated from the fixed plate 10 in this state, the separated ring 40 and the rolled steel plate 1 are joined to each other by the fixing member 2, The rolled steel strip 1 is prevented from being detached from the ring 40.

Therefore, when the rolled steel sheet slit by using the take-up reel of the present invention is re-wound, the rolled steel sheet can be easily separated from the take-up reel by winding the rolled steel sheet on the ring detachably attached to and detached from the stationary plate .

In addition, since the take-up reel is not directly coupled to the rotating shaft but is coupled by the friction plate and rotated, the rotation of the plurality of take-up reels coupled to the rotating shaft rotates at different speeds by the applied pressure to wind the rolled steel sheet So that the rolled rolled steel sheet is not sagged and defective due to excessive pressure is not generated.

The embodiments according to the present invention have been described above. However, the present invention is not limited to the above-described embodiment, and various modifications may be made without departing from the technical concept of the present invention.

10: fixed plate, 20: cam plate, 30: fastening device, 31: movable plate, 40: ring

Claims

A take-up reel which is fitted to a key groove of a rotation shaft having a key groove and rotates in accordance with the rotation of the rotation shaft and rotates due to friction between the friction plate and the friction plate,
A fixing plate which is formed by a pair of upper and lower plates and has a hole for rotatably coupling the cam plate at the center thereof and is spaced apart from the fixing member by a fastening member,
A plurality of guides provided inside the fixing plate,
A cam plate rotatably fitted in a hole formed in the fixing plate and having a plurality of cams formed on an outer side thereof, a hole formed at a center thereof to be fitted to the rotation shaft, and a friction plate formed on one side of the hole,
A fastening device formed with a guide groove coupled to a guide provided inside the fixing plate and moving up and down according to the position of the cam formed in the cam plate,
And a ring which is detachably fixed to the outer side of the fixing plate by a fastening device and is rolled around the outer side of the rolled steel sheet.

The method according to claim 1,
Wherein the fastening device comprises a plurality of movable plates formed with guide grooves and vertically moved by the cam plate and a spring for elastically connecting the plurality of movable plates.

3. The method of claim 2,
And a cam which is in close contact with a cam formed on the cam plate is formed on the lower side of the movable plate.

3. The method of claim 2,
Wherein the movable plate is protruded to the outside of the fixed plate while the movable plate is moved upward by the cam plate.

5. The method of claim 4,
And the ring is fastened to the outside of the fixing plate by the movable plate which is moved upward by the cam plate and protrudes outward of the fixing plate.

The method according to claim 1,
And a groove for engaging a fixing member for fixing the rolled steel sheet wound on the ring to the ring is formed on the outer side of the fixing plate.

The method according to claim 1,
Wherein the take-up reel is rotatably inserted into a rotating shaft, and a friction plate is closely attached to left and right sides of the take-up reel, and the take-up reel is rotated by friction due to rotation of the friction plate.

The method according to claim 1,
And the ring is detached from the outside of the fixing plate by the cam plate and the fastening device.