KR20080015603A - Wire rod winding drum - Google Patents

Abstract

The present invention is formed by dividing a plurality of copper plate coupling grooves on the rear surface of the side plate, the portion where the copper plate coupling groove is not formed can be kept intact to prevent the strength of the side plate is weakened, the outer surface of the copper plate The present invention relates to a wire winding drum capable of preventing a gap between the copper plate coupling groove and both ends of the copper plate by inserting the stepped protrusions into the copper coupling grooves so that the end faces of the copper plates cover the coupling grooves.

In the wire winding drum of the present invention is a wire winding drum coupled to the pair of side plates and the copper plate coupled between the central portion of the inner surface of the inner side plate and a pair of side plates are formed spaced apart protruding from the center of one side, the Two or more copper coupling grooves are formed by dividing along the outer circumferential surface of the copper plate receiver, and a plurality of coupling protrusions are formed at positions corresponding to the copper coupling grooves.

Description

Wire winding drum {Drum for Winding Wire}

Figure 1a is an exploded perspective view of a wire winding drum according to the prior art.

Figure 1b is a partial cross-sectional view showing the coupling portion of the side plate and the copper plate of the wire winding drum of Figure 1a.

Figure 2 is an exploded perspective view of the wire winding drum according to the first embodiment of the present invention.

3 is a perspective view showing a coupled state of the first embodiment shown in FIG.

4 is a cross-sectional view taken along line AA ′ shown in FIG. 3.

5 is an exploded perspective view of a wire winding drum according to a second embodiment of the present invention.

Figure 6 is a cross-sectional view of the coupling state of the wire winding drum shown in FIG.

Figure 7 is an exploded perspective view of a wire winding drum according to a third embodiment of the present invention.

8 is a cross-sectional view of the coupling state of the wire winding drum shown in FIG.

<Description of the symbols for the main parts of the drawings>

100,200,300: wire rod winding drum 110,210,310: first side plate

120,220,320: Second side plate 117,127,217,227,317,327: Copper plate receiving

118,128,318,328: Copper plate coupling groove 130,230,330: Copper plate

131,331: engaging projection 333: center plate insertion groove

340: center plate 341: recessed groove

342: through part

The present invention relates to a wire winding drum. More specifically, by dividing the copper plate coupling groove into a plurality of the rear plate of the side plate, the portion where the copper plate coupling groove is not formed can be kept intact to prevent the strength of the side plate from weakening, and the outer circumferential surface of the copper plate Since the coupling protrusion formed stepped in the copper plate coupling groove is inserted into the end surface of the copper plate to cover the coupling groove, relates to a wire winding drum that can prevent the gap between the copper plate coupling groove and the copper plate both ends.

In general, wire rods such as wires or wire ropes are usually wound and wrapped in drums. Thus, the weight of the wire wound in the drums ranges from several ten kilograms to many tonnes.

Figure 1a is an exploded perspective view of a wire winding drum according to the prior art, Figure 1b is a partial cross-sectional view showing the coupling portion of the side plate and the copper plate of the wire winding drum of Figure 1a.

According to the registered utility model No. 20-0313555 filed for the wire winding drum in advance, as shown in FIGS. 1A and 1B, the starting hole 15 is formed on the side plates 10, 10 ′ having a circular outer circumferential surface. (15 '), wire insertion section (16) (16'), nameplate fastening pin (17), circular cylindrical part coupling groove (12) (12 '), conical fitting protrusion (11), circular Shrinkage preventing grooves 13 and 13 'are formed, and the cylindrical portions 20 and 20' are formed with a reinforcing rib 24 and a conical concave fitting protrusion 21 formed therein for winding the wire rod. In the drum, there is presented a wire winding drum, characterized in that the side plates 10, 10 'and the cylindrical portion 20, 20' is tightly coupled.

Since the circular cylindrical portion coupling grooves 12 and 12 'are formed in an annular shape in the side plates 10 and 10' of the conventional wire winding drum as described above, the strength of the side plates 10 and 10 'is increased. There is a weakness and there is a problem that a gap occurs between the circular cylindrical portion coupling grooves 12, 12 'and the cylindrical portion 20, 20'.

The present invention is devised to solve the above problems, the object of the present invention is formed by dividing a plurality of copper plate coupling grooves on the rear of the side plate, the portion of the copper plate coupling groove is not formed intact It is to provide a wire winding drum that can be maintained to prevent the strength of the side plate is weakened.

Another object of the present invention is that the engaging projection formed stepped on the outer circumferential surface of the copper plate is inserted into the copper plate coupling groove so that the end surface of the copper plate to cover the coupling groove, it can prevent the gap between the copper plate coupling groove and both ends of the copper plate It is to provide a wire winding drum.

Still another object of the present invention is a wire rod which can be easily assembled while reinforcing the strength of the copper plate by inserting a center plate in which a center plate insertion groove is formed in the inside of the copper plate, and a recessed groove in which the fixing bolt is inserted along the outer circumferential surface thereof. It is to provide a winding drum.

The present invention for achieving the above object is a wire rod winding drum coupled to a pair of side plates and a copper plate coupled between the central portion of the inner surface of the side plate and a plate plate formed by protruding a predetermined distance from the center of one side. In one embodiment, two or more copper plate coupling grooves are formed by dividing along the outer circumferential surface of the copper plate receiver, and a plurality of coupling protrusions are formed at positions corresponding to the copper plate coupling grooves.

In addition, the present invention is a pair of side plates and a copper plate receiving plate is formed spaced apart from the center of one side and protruding formed in the wire winding drum coupled to the copper plate coupled between the central portion of the inner side of the side plate, the copper plate is integral It is cylindrical in shape, characterized in that the copper plate receiving of the side plate is inserted into the inside of the copper plate is coupled.

In addition, the present invention is a wire rod winding drum coupled to the pair of side plates and the copper plate is formed between the central plate of the inner surface and the side plate formed a protruding copper plate receiving a predetermined distance from the center of one side, the inside of the copper plate A center plate insertion groove formed at the center in the longitudinal direction of the plane; A fixing bolt positioned inside the copper plate to fix the pair of side plates; And a center plate inserted into the center plate insertion groove and having a recess groove formed at a position corresponding to the fixing bolt along an outer circumferential surface thereof.

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

Figure 2 is an exploded perspective view of the wire winding drum according to the first embodiment of the present invention, Figure 3 is a perspective view showing a coupling state of the first embodiment shown in Figure 2, Figure 4 is A- 5 is an exploded perspective view of the wire winding drum according to the second embodiment of the present invention, FIG. 6 is a cross-sectional view of a coupled state of the wire winding drum shown in FIG. 5, and FIG. 8 is an exploded perspective view of the wire winding drum according to the third embodiment of the present invention, and FIG. 8 is a cross-sectional view of the coupled state of the wire winding drum shown in FIG. 6.

2 to 4, the first embodiment of the wire winding drum 100 according to the present invention is the first and second side plates 110 and 120 and the first and second side plates located on both sides of the drum. It consists of a copper plate 130 coupled between (110,120).

At the centers of the first and second side plates 110 and 120, the shaft holes 111 and the periphery of the shaft holes 111 may be coupled to the wire winding device (not shown) when the wire is wound on the copper plate 130. The fixing bolt 10 is inserted through the plurality of fastening holes 112 are formed. In particular, the one end of the first side plate 110 is formed with a starting end opening 114 for exiting the starting end of the wire rod, the starting end cover 113 is inserted so that the end of the wire passing through the starting end 114 is fixed Is formed.

A flat portion 115 is formed in the front center of the first and second side plates 110 and 120, and the flat portion 115 displays information such as the type and length of the wire rod wound on the drum 100 (not shown). ) Is attached. In addition, a plurality of reinforcing ribs 116 are radially formed from the flat part 115 to the outer ends of the side plates 110 and 120.

In addition, on the rear surfaces of the first and second side plates 110 and 120, that is, the surfaces of the first and second side plates 110 and 120 facing each other, the copper plate receiving members 117 and 127 are formed to be spaced apart from the shaft hole 111 by a predetermined distance. At this time, the copper plate receiving (117, 127) is formed to the outside of the fastening holes (112, 122) of the first and second side plates (110, 120), the outer peripheral surface may be formed in a circular shape of a general shape.

Two or more copper plate coupling grooves 118 and 128 are recessed along the outer circumferential surfaces of the copper plate receivers 117 and 127. At this time, it is preferable that the copper plate coupling grooves 118 and 128 are formed in eight.

As such, the copper plate coupling grooves 118 and 128 are divided into a plurality of parts, so that the portions where the copper plate coupling grooves 118 and 128 are not formed remain intact with the original thickness of the first and second side plates 110 and 120, and thus the first and second side plates. The strength of (110, 120) can be prevented from weakening.

The copper plate 130 may be formed in a cylindrical shape in which the wire rod is wound, and a plurality of reinforcing ribs 132 are formed on the inner surface of the copper plate 130 in the longitudinal direction and the circumferential direction. The copper plate 130 may be divided into two or more.

In addition, coupling protrusions 131 inserted into the copper plate coupling grooves 118 and 128 of the first and second side plates 110 and 120 are formed at both ends of the copper plate 130. At this time, the coupling protrusion 131 is formed to be stepped into the center side of the copper plate 130 from the outer surface of the copper plate 130, the size is preferably formed smaller than the copper plate coupling grooves (118, 128).

Accordingly, as the coupling protrusion 131 of the copper plate 130 is inserted into the copper coupling grooves 118 and 128 of the first and second side plates 110 and 120, the end faces of the copper plate 130 cover the copper coupling grooves 118 and 128. A gap may be prevented between the copper plate coupling grooves 118 and 128 and both ends of the copper plate 130.

The first and second side plates 110 and 120 and the copper plate 130 having the above structure are inserted into the coupling protrusion 131 of the copper plate 130 into the copper plate coupling grooves 118 and 128 of the first and second side plates 110 and 120. Coupled to the nut 15 and the fixing bolt 10 through the fastening hole 122 of the second side plate 120 and the inside of the copper plate 130 through the fastening hole 112 of the first side plate 110. It can be firmly fixed by fastening.

5 and 6, the second embodiment of the wire winding drum 200 according to the present invention includes the first and second side plates 210 and 220 and the first and second side plates disposed on both sides of the drum 200. It is composed of a copper plate 230 coupled between the second side plates (210, 220).

At the center of the first and second side plates 210 and 220, the shaft hole 211 and the shaft hole 211 may be coupled to the wire unwinding device (not shown) when the wire rod wound on the drum 200 is wound. Fastening holes 212 into which the fixing bolt 10 is inserted into the periphery of the plurality is formed. In particular, one end of the first side plate 210 is formed with a start end opening 214 through which the starting end of the wire rod exits, and the start end cover 213 is fixed so that the end of the wire passing through the start opening 214 can be fixedly inserted. Is formed.

A flat portion 215 is formed at the front center of the first and second side plates 210 and 220, and the flat portion 215 displays information such as the type and length of the wire rod wound on the drum 200 (not shown). Is attached. In addition, a plurality of reinforcing ribs 216 are radially formed from the flat portion 215 to the outer ends of the first and second side plates 210 and 220.

On the rear surfaces of the first and second side plates 210 and 220, that is, the surfaces of the first and second side plates 210 and 220 facing each other, the copper plate supports 217 and 227 are formed to be spaced apart from the shaft hole 211 by a predetermined distance. At this time, the copper plate receiving (217, 227) is formed to the outside of the fastening holes (212, 222) formed in the first and second side plates (210, 220), the outer circumferential surface may be formed in a circular shape of a general shape.

The copper plate 230 is to be wound around the wire rod, it may be formed in an integral cylindrical shape.

In the first and second side plates 210 and 220 and the copper plate 230 of the second embodiment having the structure as described above, the copper plate receivers 217 and 227 of the first and second side plates 210 and 220 are inserted and coupled to the inside of the copper plate 230. The fixing bolt 10 is fastened to the nut 15 through the fastening hole 222 of the second side plate 220 and the inside of the copper plate 230 through the fastening hole 212 of the first side plate 210. Can be fixed firmly.

As shown in FIGS. 7 and 8, the third embodiment of the wire winding drum 300 according to the present invention includes the first and second side plates 310 and 320 and the first and second side plates disposed on both sides of the drum 300. A copper plate 330 coupled between the second side plates 310 and 320 and a center plate 340 inserted into the copper plate 330.

At the center of the first and second side plates 310 and 320, the periphery of the shaft hole 311 and the shaft hole 311 so as to be coupled to the wire winding device (not shown) when the wire 300 is wound around the drum 300. As the fixing bolt 10 is inserted into a plurality of fastening holes 312 are formed. In particular, one end of the first side plate 310 is formed with a starting end 314 through which the starting end of the wire rod exits, and the starting end cover 313 is fixed so that the end of the wire passing through the starting end 314 can be fixedly inserted. Is formed.

A flat portion 315 is formed at the front center of the first and second side plates 310 and 320, and the flat portion 315 shows a name plate (not shown) for displaying information such as the type and length of the wire wound on the drum 300. ) Is attached. In addition, a plurality of reinforcing ribs 316 are radially formed from the flat portion 315 to the outer ends of the side plates 310 and 320.

On the rear surfaces of the first and second side plates 310 and 320, that is, the surfaces of the first and second side plates 310 and 320 facing each other, the copper plate receiving members 317 and 327 protrude from the shaft hole 311 at a predetermined distance. At this time, the copper plate receiving (317, 327) is formed to the outside of the fastening holes (312, 322) formed in the first and second side plates (310, 320), the outer peripheral surface may be formed in a circular shape of a general shape.

In some cases, the copper plate coupling grooves 318 and 328 may be formed along the outer circumferential surfaces of the copper plate receiving members 317 and 327. The copper coupling grooves 318 and 328 may be formed in a circular or divided into a plurality.

The copper plate 330 may be formed in a cylindrical shape as the wire rod is wound, and a plurality of reinforcing ribs 332 are formed in the longitudinal direction and the circumferential direction of the copper plate 330. The copper plate 330 is preferably formed to be divided into two or more.

When a plurality of copper plate coupling grooves 318 and 328 are formed on the rear surfaces of the first and second side plates 310 and 320, the copper plate coupling grooves 318 and 328 of the first and second side plates 310 and 320 are formed at both ends of the copper plate 330. The coupling protrusion 331 to be inserted may protrude. At this time, the coupling protrusion 331 is recessed from the outer surface of the copper plate 330 to the center side of the copper plate 330 is formed stepped, the size is preferably formed smaller than the copper plate coupling grooves (318,328).

On the other hand, the central plate in the longitudinal direction of the copper plate 330 may be formed along the inner circumference of the copper plate 330 is a linear center plate insertion groove 333 is formed. At this time, the longitudinal reinforcing rib 332 formed on the inner surface of the copper plate 330 is formed in the center plate insertion groove 333 is cut off.

The center plate 340 is inserted into the center plate insertion groove 333 to reinforce strength when the length of the copper plate 333 is a predetermined length or more, the outer diameter is formed to be the same as the size of the center plate insertion groove 333. Can be.

A recess groove 341 corresponding to the fixing bolt 10 inserted into the copper plate 330 is formed through the fastening hole 312 of the first side plate 310 along the outer circumferential surface of the center plate 330. The number of recessed grooves 341 may be formed by the number of fixing bolts 10 or a multiple thereof, and the first and second side plates 310 and 320 when the drum 300 is axially coupled to a winding device (not shown) at the center thereof. The through part 342 is formed to penetrate the shaft inserted into the copper plate 330 through the shaft holes 311 and 321 of the.

The first and second side plates 310 and 320, the copper plate 330, and the center plate 340 of the third embodiment having the above structure are inserted into the center plate insertion groove 333 of the copper plate 330, and the copper plate 330. ) Is coupled between the first and second side plates 310 and 320, the fixing bolt 10 is inserted through the fastening hole 312 of the first side plate 310, and the inside and the second side plates of the copper plate 330 ( It can be firmly fixed by penetrating the fastening hole 322 of the 320 and the nut 15.

The present invention is not limited to the above-described embodiments, and the present invention can be embodied in other forms by those skilled in the art without departing from the spirit of the invention. All design changes made within the technical scope equivalent to the claims are considered to be included within the scope of the present invention.

As described above, the present invention is formed by dividing a plurality of copper plate coupling grooves on the rear of the side plate, the portion where the copper plate coupling groove is not formed can be prevented from weakening the strength of the side plate to maintain the original thickness intact have.

In addition, since the engaging projection formed stepped on the outer circumferential surface of the copper plate is inserted into the copper coupling groove and the end surface of the copper cover to cover the coupling groove, there is an advantage that can prevent the wire rod caught in the gap between the copper coupling groove and the both ends of the copper plate. have.

In addition, the present invention has the advantage that the center plate insertion groove is formed in the inside of the copper plate, and by inserting the center plate formed with the recess groove is inserted into the fixing bolt along the outer peripheral surface, while reinforcing the strength of the copper plate can be easily assembled.

Claims (4)

In the wire winding drum coupled to the pair of side plates formed by a copper plate receiving spaced apart a predetermined distance from the center of one side, and the copper plate coupled between the central portion of the inner side of the side plate, Two or more copper coupling grooves are formed by dividing along the outer circumferential surface of the copper plate receiving, the wire winding drum, characterized in that a plurality of engaging projections are formed in a position corresponding to the copper plate coupling groove. The wire winding drum according to claim 1, wherein a plurality of reinforcing ribs are formed in the longitudinal direction and the circumferential direction of the inner surface of the copper plate. In the wire winding drum coupled to the pair of side plates formed by a copper plate receiving spaced apart a predetermined distance from the center of one side, and the copper plate coupled between the central portion of the inner side of the side plate, The copper plate is integrally cylindrical in shape, the wire winding drum, characterized in that the copper plate receiving of the side plate is inserted into the inside of the copper plate and coupled. In the wire winding drum coupled to the pair of side plates formed by a copper plate receiving spaced apart a predetermined distance from the center of one side, and the copper plate coupled between the central portion of the inner side of the side plate, A center plate insertion groove formed at a center portion in a longitudinal direction of the inner surface of the copper plate; A fixing bolt positioned inside the copper plate to fix the pair of side plates; And And a center plate inserted into the center plate insertion groove, the center plate having a recess groove formed at a position corresponding to the fixing bolt along an outer circumferential surface thereof.

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