KR20100131749A - Wire rods rolling mill - Google Patents

Abstract

PURPOSE: A finishing block is provided to enable parts to be easily replaced since parts, which are installed in a housing, can be installed and dismantled through a part replacing unit. CONSTITUTION: A finishing block(100) consists of a housing(120), a opening/closing unit(140) and a lifting unit(160). A plurality of parts are arranged in the housing. The housing comprises an opening/closing member. The opening/closing member opens and closes the internal space. The opening/closing unit is connected to the opening/closing member in order to open and close the internal space. The opening/closing unit operates the opening/closing member. The lifting unit transfers parts from the housing when opening the internal space.

Description

Wire rod finishing mill {WIRE RODS ROLLING MILL}

The present invention relates to a wire rod rolling mill, and more particularly, an inspection operation and a part replacement operation are performed by opening and closing an upper portion of a housing, and more particularly, to a wire rod rolling mill for rolling a conveyed hot material through a ball roll.

In general, wire rolling is heated to 900 ~ 1100 ℃ to enable hot rolling of the billet (billet) material, and then through a rough rolling horizontal mill and a vertical rolling mill, a plurality of ball rolls having different balls such as ellipses and round shapes By passing through, it is repeatedly rolled to finally produce a predetermined round wire.

On the other hand, the rolling mill generally includes a side enclosure and an upper enclosure configured to have the ball rolls disposed therein, and the inspection work and the replacement of the roll roll of the rolling mill separate the upper enclosure from the side enclosure and out of the side enclosure. It is made with the upper side of the enclosure open.

In addition, the upper enclosure is separated from the side enclosure through a crane, in which case the operation of connecting the upper enclosure to the crane should be performed. When the upper enclosure is separated from the side enclosure and the upper part of the side enclosure is opened, the worker checks or replaces the ball rolls and guides disposed therein.

Therefore, during the inspection work of the rolling mill and the replacement of the ball roll, the upper enclosure should be connected to the crane each time and separated from the side enclosure through the crane. Since such work must be performed, the time required for the inspection work and the ball roll replacement work is increased, the replacement work is inconvenient.

On the other hand, after the upper enclosure is connected to the crane and separated from the side enclosure for replacing the roll of the rolling mill, in order to replace the roll, it must be connected to the crane again to remove the roll through the crane. Replaceable rolls should also be installed on the rolling mill by crane.

That is, when replacing the ball roll, the upper enclosure must be separated from the side enclosure through the crane first, and then the connection between the upper enclosure and the crane must be disconnected and then connected to the ball roll disposed inside the crane and the rolling mill. . Once the connection between the crane and the ball roll is completed, the ball roll shall be removed from the inside of the rolling mill.

After that, when the drawing work of the ball roll installed in the rolling mill is finished, the connection between the crane and the rolled ball roll should be released again, and the new ball roll should be connected to the crane.

As such, the replacement operation is inconvenient when replacing the ball roll, there is a problem that takes a lot of time. On the other hand, even when replacing the guides installed in the rolling mill has the same problem as the replacement of the ball roll.

In other words, during the inspection work of the wire rod mill and the replacement work of the ball roll installed in the rolling mill, the inspection work and the replacement work must be carried out by using a crane every time. have.

In addition, there is a problem that a safety accident may occur due to the wire used when connecting the upper enclosure, ball roll, guides, and the like to the crane.

An object of the present invention is to provide a wire rod rolling mill that can be opened and closed the housing more easily during the inspection and replacement parts.

In addition, an object of the present invention is to provide a wire rod rolling mill that can easily take out and install the components installed therein.

Wire rod rolling mill according to the present invention is a wire rod rolling mill is a housing having a plurality of parts disposed therein, the opening and closing member for opening and closing the inner space, and connected to the opening and closing member to open and close the inner space and the opening and closing member A housing opening / closing unit configured to drive, and a lifting unit provided to move the parts disposed inside the housing when the interior space is opened.

The housing may further include a housing body having an opening formed at an upper side thereof and rotatably mounted to open and close the opening and closing member.

The housing opening / closing unit is mounted on one side of the housing body to generate a driving force, a first driving member connected to and driven by the first driving source, and one end is fixed to the opening and closing member and the other end is It may be provided with a drive force transmission member connected to the drive member for rotating the opening and closing member when the drive member is driven.

The driving force transmitting member has a coupling hole to which the first driving member is coupled to the other end, and a rotating shaft hole provided to be adjacent to the coupling hole and to which the rotation shaft is inserted to be rotatably coupled to the housing body. The driving force transmitting member may be rotated about the rotating shaft hole when the first driving member is driven.

The lifting unit is installed in the opening / closing member and is connected to the driving unit configured to elevate a component installed in the housing when the opening is opened, and is connected to the driving unit. A jig for holding a part can be provided.

The driving unit is mounted to one end of the opening and closing member to generate a driving force for lifting the component, one end is connected to the second drive source, the other end is coupled to the jig and is driven by the second drive source A second driving member for lifting and lowering the jig, and a third driving source connected to the second driving member to move the jig in the horizontal direction.

The drive unit is rotatably mounted to the second drive source, and further includes a winding roll on which the second drive member is wound, and a first guide roller installed at one end of the third drive source to guide the second drive member. The second driving member may be formed of a wire wound on the winding roll, and the third driving source may be formed of a cylinder disposed at one end of the opening and closing member, and the first guide roller may be disposed at the rod end of the cylinder. It can be installed to guide the movement path of the wire.

The jig has one end connected to a branch portion provided at an end of the second driving member, the first and second link members being folded, and a seating portion mounted at the other end of the first and second link members and seated thereon. And an extension member provided, wherein the first and second link members are unfolded by self-weight of the component when the component is seated in the seating portion.

The driving unit may further include a second guide roller that guides the second driving member while supporting the portion where the second driving member is bent.

The part can be a ball roll or a material guide.

According to the present invention, it is possible to open and close the inner space of the housing through the housing opening and closing unit, there is an effect that can easily perform the inspection work and replacement parts.

In addition, since the parts installed in the inner space of the housing through the component replacement unit can be removed and installed, there is an effect that can be easily performed replacement parts.

Hereinafter, a wire rod rolling mill according to an embodiment of the present invention will be described with reference to the drawings.

1 is a side view showing a wire rod rolling mill according to an embodiment of the present invention, Figure 2 is a plan view showing a wire rod rolling mill according to an embodiment of the present invention.

1 and 2, the wire finishing mill 100 includes, as an example, a housing 120, a housing opening and closing unit 140, and a lifting unit 160.

The housing 120 may include a housing body 122 and an opening / closing member 124. On the other hand, the housing 120 forms the outer shape of the wire rod rolling mill 100, and is disposed on a conveying path through which the rolled material (not shown) is conveyed.

In addition, the housing 120 has an inner space so that a plurality of parts can be disposed therein, and a ball roll 10 for rolling a rolled material, a rolled material guide (not shown), or the like may be installed in the inner space. .

On the other hand, the housing body 122 forms a side wall of the housing 120, the opening 122a is formed on the upper side of the housing body 122. The opening 122a allows the operator to perform the inspection work and the replacement of the parts disposed inside the housing body 122.

In addition, the opening and closing member 124 is connected to the housing body 122 to be rotatable to open and close the opening (122a). That is, a fastener 122b may be provided at one side of the housing body 122 such that the opening and closing member 124 is rotatably connected.

In addition, the lower side of the fastener 122b may be provided with a mounting table 122c for installing the housing opening and closing unit 140. Details thereof will be described later.

On the other hand, although not shown in the drawings, the housing body 122 may be provided with a configuration provided in the rolling mill for rolling the rolled material, which will be omitted because it corresponds to the matter well known to those skilled in the art.

Meanwhile, the opening and closing member 124 may include an inclined portion 124a in which the lifting unit 160 is installed and an extension portion 124b. Details thereof will also be described later.

The housing opening and closing unit 140 may be connected to the opening and closing member 124 to open and close the inner space of the housing 120 and may be configured to drive the opening member 124. To this end, the housing opening and closing unit 140 may include, for example, a first driving source 142, a first driving member 144, and a driving force transmitting member 146.

The first driving source 142 is mounted on one side of the housing body 122 to generate a driving force. That is, the first driving source 142 may be a cylinder mounted to the mounting table 122c provided on the rear surface of the housing body 122. In addition, a plurality of first driving sources 142 may be provided for stable rotation of the opening and closing member 124.

The first driving member 144 is driven by being connected to the first driving source 142. That is, the first driving member 144 is installed at the rod end of the cylinder which is the first driving source 142, and is elevated according to the driving of the first driving source 142.

On the other hand, one end of the driving force transmission member 146 is fixedly installed on the opening and closing member 124, the other end is connected to the first driving member 144 to rotate the opening and closing member 124 when the first driving member 144 is driven. Let's do it.

That is, one end side of the driving force transmission member 146 is fixedly mounted on the upper surface of the opening member 124 by welding or the like. In addition, the driving force transmission member 146 is provided with a coupling hole 146a for coupling with the first driving member 144 on the other end side, and the first driving member 144 is a driving force transmission member through the coupling hole 146a. 146 is mounted, and both ends of the driving force transmitting member 146 are mounted to the first driving source 142.

Accordingly, the driving force generated from the first driving source 142 may be transmitted to the driving force transmitting member 146.

On the other hand, the other end side of the driving force transmission member 146, that is disposed adjacent to the coupling hole 146a, the rotating shaft hole 146b is inserted into the rotating shaft 110 to be rotatably coupled to the housing body 122 Equipped.

That is, the driving force transmission member 146 is rotatably mounted to the housing body 122 via the rotation shaft 110. Looking at the coupling relationship thereof, the rotation shaft hole 146b of the driving force transmission member 146 and the housing body ( The rotating shaft 110 is coupled to the fastener 122b of the 122, and the driving force transmitting member 146 is rotated about the rotating shaft 110.

Looking again, the first driving member 144 is lifted by the first driving source 142, the driving force transmission member 146 connected to the first driving member 144 in accordance with the lifting of the first driving member 144 is It is rotated about the rotation shaft hole 146b. Accordingly, the opening and closing member 124 of the housing 120 to which the driving force transmission member 146 is fixed may be rotated about the rotation shaft hole 146.

On the other hand, the lifting unit 160 is installed in the housing 120, it may be provided to move the components disposed in the interior of the housing 120 when opening the inner space of the housing. To this end, the lifting unit 160 may include a driving unit 170 and a jig 180.

The driving unit 170 may be installed at the opening / closing member 124 and may be configured to lift and lower the component installed inside the housing when the opening 122a is opened. The driving unit 170 may include a second driving source 172, a winding roll 173, a second driving member 174, a third driving source 175, and first and second guide rollers 176 and 177.

The second driving source 172 is mounted on the inclined portion 124a of the opening / closing member 124 to generate a driving force for elevating the part. The second driving source 172 may be a driving motor.

The winding roll 173 may be rotatably mounted on the second driving source 172 to wind the second driving member 174. That is, it rotates by the second drive source 172 and serves to drive the second drive member 174.

One end of the second driving member 174 is connected to the second driving source 172, and more specifically, one end of the second driving member 174 is mounted to the winding roll 173 and connected to the second driving source 172. In addition, the other end of the second driving member 174 is coupled to the jig 180 and driven by the second driving source 172 to elevate the jig 180.

On the other hand, the second driving member 174 may be a wire wound on the winding roll (173). In addition, the other end of the second driving member 174, that is, the end connected to the jig 180 may be provided with a branching portion 174a (see FIG. 3) for coupling with the jig 180.

The third driving source 175 is installed in the extension part 124b of the opening and closing member 124 and is connected to the second driving member 174 to move the jig 180 in the horizontal direction. The third drive source 176 may be a cylinder for horizontally moving the second drive member 174.

In addition, a first guide roller 176 for guiding the second driving member 174 is installed at an end of the third driving source 175, and the second driving member 174 is provided by the first guide roller 176. The drive path can be guided.

On the other hand, the second guide roller 177 is mounted on the bracket 124c provided in the extension portion 124b of the opening and closing member 124 to guide the driving path of the second driving member 174.

That is, the second driving member 174 lifts the jig 180 installed in the second driving member 174 by driving the driving path through the first and second guide rollers 176 and 177.

On the other hand, when the operation of the lifting unit 160 is briefly looked at, the second drive source 172 made of a drive motor is driven to rotate the take-up roll 173, the second drive member 174 wound on the take-up roll 173 That is, the wire is unwound or wound from the take-up roll 173.

In this case, the second driving member 174 is driven along the first and second guide rollers 176 and 177. If the jig 180 needs to be adjusted in the horizontal direction, the third driving source 176 is driven.

Accordingly, the jig 180 may be moved to a place where a component installed in the housing 120 is located.

The jig 180 is connected to the driving unit 170, and grips the component with no force so that the component is elevated when the driving unit 170 is driven. That is, when the replacement of the parts disposed inside the housing 120 is necessary, the parts may be picked up and moved through the jig 180.

To this end, the jig 180 may include a first link member 182, a second link member 184, and an extension member 186 as an example, as shown in FIG. 3.

One end of the first and second link members 182 and 184 is mounted to the branch portion 174a provided at the end of the second driving member 174, and the other end thereof is mounted to the extension member 186. In addition, the first and second link members 182 and 184 may be combined to be folded to intersect with each other.

On the other hand, the extension member 186 connected to the first and second link members 182 and 184 has a seating portion 188 on which the component is mounted, and the seating portion 188 has a seating portion when the component is seated. It may be formed to be inclined upward to prevent the departure from 188).

That is, the jig 180 is moved to the position where the parts are disposed inside and outside the housing 120 through the driving unit 170 of the lifting unit 160. The user then seats the part on the seating portion 188 of the jig 180.

When the component is seated on the seating part 188 of the jig 180, when the jig 180 is raised through the driving unit 170, the jig 180 is raised and the first and second link members 182 and 184 of the jig 180 are raised. Can hold the part by the weight of the part.

On the other hand, the parts disposed in the housing 120 moved through the jig 180 may be a ball roll or a material guide.

As described above, when inspection work is required inside the wire finishing mill 100, the opening / closing member 124 of the housing 120 is rotated through the housing opening / closing unit 140 provided on one side of the housing 120. The inspection work can be performed, and the inspection work can be performed more easily.

In addition, when replacement of parts disposed inside the housing 120 is necessary, the parts may be moved from the inside of the housing 120 through the lifting unit 160 installed in the housing opening / closing unit 140 and the opening / closing member 124. Parts can be moved more easily.

Hereinafter, with reference to the drawings will be described the operation of the present invention.

4 to 7 is an operation diagram showing the operation of the wire rod rolling mill according to an embodiment of the present invention.

The operation of the housing opening and closing unit 140 of the wire finishing mill 100 will be described first. Referring to FIG. 4, the first driving source 142 of the housing opening and closing unit 140 is driven. When the first drive source 142 is driven, the first drive member 144 connected to the first drive source 142 is lowered.

As the first driving member 144 descends, the driving force transmission member 146 connected to the first driving member 144 is rotated about the rotation shaft hole 146b.

Accordingly, the opening and closing member 124 to which the driving force transmission member 146 is fixed is rotated together with the driving force transmission member 146 to open the opening 122a of the housing 120.

When the opening 122a of the housing 120 is opened, the operator may perform an inspection operation on components installed in the housing 120.

When the inspection work is completed, the first driving member 144 is raised through the first driving source 142 to seat the opening and closing member 124 on the housing body 122 to close the opening 122a.

Next, the operation of the lifting unit 160 of the wire finishing mill 100 will be described.

5 and 6, when the rotation of the opening / closing member 124 is completed through the housing opening / closing unit 140 as described above, the lifting unit 160 is moved to move a component installed in the housing 120. ) Is activated.

First, the driving unit 170 of the lifting unit 160 is operated, and the second driving unit 172 and the third driving source 175 of the driving unit 170 are operated. Accordingly, the second driving member 174 is released from the winding roll 172, and the jig 180 connected to the second driving member 174 is moved in the horizontal direction.

Then, when the jig 180 is positioned above the component to be moved, the third driver 175 stops. At this time, the second drive unit 172 continues to be driven so that the second drive member 174 continues to be released from the take-up roll 172.

When the jig 180 descends to a position capable of holding a part installed in the housing 120, the worker may allow the part to be seated on the seating part 188 of the jig 180.

That is, the operator spreads the first and second link members 182 and 184 to space the extension members 186 connected to the first and second link members 182 and 184 from each other. Then, the mounting portion 188 of the extension member 186 to support the bottom of the component to be moved.

Thereafter, the second drive source 172 is driven to wind the second drive member 174 on the take-up roll 172. Accordingly, the second driving member 174 is raised, and the first and second link members 182 and 184 of the jig 180 are folded by the weight of the component seated on the seating portion 188.

Accordingly, the jig 180 grips the component with no force to lift the component.

When the component is moved to a predetermined position by the second driving member 174, as shown in FIG. 6, the operator drives the housing opening and closing unit 140. That is, the opening and closing member 124 is rotated by the first driving source 142 so that the component to be replaced is seated on the outside of the housing 120.

In this case, the second driving source 172 and the third driving source 175 of the lifting unit 160 may be driven to move the jig 180 to a position where the component is to be seated.

Thereafter, as shown in FIG. 7, the new parts are gripped on the jig 180 to drive the housing opening and closing unit 140 and the lifting unit 160 to install the parts inside the housing 120.

As described above, when inspection work is required inside the wire finishing mill 100, the opening / closing member 124 of the housing 120 is rotated through the housing opening / closing unit 140 provided on one side of the housing 120. The inspection work can be performed, and the inspection work can be performed more easily.

In addition, when replacement of parts disposed inside the housing 120 is necessary, the parts may be moved from the inside of the housing 120 through the lifting unit 160 installed in the housing opening / closing unit 140 and the opening / closing member 124. Parts can be moved more easily.

In the above description of the configuration and features of the present invention based on the embodiment according to the present invention, the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. As will be apparent to those skilled in the art, such changes or modifications fall within the scope of the appended claims.

1 is a side view showing a wire finishing mill according to an embodiment of the present invention.

2 is a plan view illustrating a wire finishing mill according to an embodiment of the present invention.

3 is a perspective view showing a jig according to an embodiment of the present invention.

4 to 7 is an operation diagram showing the operation of the wire rod rolling mill according to an embodiment of the present invention.

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

100: wire rod finishing mill

120: housing

140: housing opening and closing unit

160: lifting unit

170: drive unit

180: jig

Claims (10)

A housing having a plurality of parts disposed therein and having an opening and closing member for opening and closing an inner space; A housing opening / closing unit connected to the opening / closing member to open and close the internal space and configured to drive the opening / closing member; And A lifting unit provided to move the parts disposed in the housing when the inner space is opened; Wire rod finishing mill comprising a. The method of claim 1, wherein the housing And a housing body having an opening formed at an upper side thereof and rotatably mounted to open and close the opening and closing member. According to claim 2, wherein the housing opening and closing unit A first driving source mounted to one side of the housing body to generate a driving force; A first driving member connected to the first driving source and driven; And A driving force transmission member having one end fixed to the opening and closing member and the other end connected to the driving member to rotate the opening and closing member when the driving member is driven; Wire rod rolling mill having a. The method of claim 3, wherein the driving force transmitting member A coupling hole to which the first driving member is coupled to the other end, and a rotation shaft hole which is provided adjacent to the coupling hole and is coupled to the rotating shaft to be rotatably coupled to the housing body, The drive rod transmitting mill is rotated about the rotation shaft hole when the first drive member is driven. The method of claim 2, wherein the lifting unit A driving unit installed at the opening / closing member and configured to lift a part installed inside the housing when the opening is opened; And A jig connected to the driving unit and holding the component without a force so that the component is lifted and raised when the driving unit is driven; Wire rod rolling mill having a. The method of claim 5, wherein the driving unit A second driving source mounted to one end of the opening / closing member to generate a driving force for elevating the component; A second drive member having one end connected to the second drive source and the other end coupled to the jig, and driven by the second drive source to move the jig up and down; And A third driving source connected to the second driving member to move the jig in the horizontal direction; Wire rod rolling mill having a. The method of claim 6, wherein the driving unit And a winding roll rotatably mounted to the second drive source and having the second drive member wound thereon, and a first guide roller installed at one end of the third drive source to guide the second drive member. The second drive member is made of a wire wound on the winding roll, The third drive source is made of a cylinder disposed on one end of the opening and closing member, The first guide roller is installed in the rod end of the cylinder wire rod rolling mill for guiding the movement path of the wire. The method of claim 6, wherein the jig First and second link members, one end of which is connected to a branch part provided at an end of the second driving member and is folded; And And an extension member mounted to the other end of the first and second link members and having a seating portion on which the component is mounted. When the component is seated in the seating portion, the first and second link members are unfolded due to the weight of the component, the wire rod finishing mill to grasp the component with no force. The method of claim 7, wherein the driving unit Wire rod rolling mill further comprising a second guide roller for guiding the second drive member while supporting the portion where the second drive member is bent. The method of claim 1, The wire finishing mill is a part roll or a material guide.

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