KR101105076B1 - Apparatus for Adjusting Front and Rear Guides for Wire Rod Rolling Mill - Google Patents

Abstract

An apparatus for moving an inlet and an outlet guide used in a rough rolling facility of a wire rod process is provided. The present invention, the front and rear moving unit having a first driving means for moving the inlet and outlet guides forward and backward from the ball roll; A left and a right moving part having second driving means for moving the inlet and the outlet guides left and right in the longitudinal direction of the ball roll in the moving object provided in the forward and backward moving parts, respectively; An entrance and exit guide position detection unit having a touch bar extending from a support base on which the entrance and exit guides are mounted and having a plurality of sensors arranged in a longitudinal direction of a ball roll to detect the position of the touch bars; And a controller for driving the first driving means and the second driving means based on a signal from a sensor of a guide position detection unit so that the inlet and outlet guides are automatically aligned with any one of the pass lines of the ball roll. It is to automatically align the inlet and outlet guides with respect to the pass line of the ball roll.

According to the present invention, an effect of easily and automatically moving the inlet and the outlet guides is obtained at the time of exchanging the ball rolls in the wire rough rolling process.

Wire Rod Process, Crimping Equipment, Ball Roll, Inlet and Outlet Guide, Guide Shifter

Description

Apparatus for Adjusting Front and Rear Guides for Wire Rod Rolling Mill}

1 is a process explanatory diagram showing a general wire rod rolling process according to the prior art;

2 is a front view showing a wire rod rolling mill according to the prior art, a cross-sectional view showing a state in which the inlet and outlet guides are aligned with the ball center;

3 is a cross-sectional view showing a structure in which the inlet and outlet guides are mounted on a rolling mill in a wire mill according to the prior art;

Figure 4 is a block diagram showing the inlet and outlet guide movement device of the wire rod rolling mill according to the present invention;

5 is an operation explanatory diagram for moving the inlet and outlet guides of the wire rod rolling mill according to the present invention to move the inlet and outlet guides along a pass line away from the ball roll;

Figure 6 is a side cross-sectional view showing a structure in which the inlet and outlet guide moving device of the wire rod rolling mill according to the present invention is operated to move the inlet and outlet guides in the longitudinal direction of the ball roll.

       (Explanation of symbols for the main parts of the drawing)

1 ..... Inlet and outlet guide moving device of wire rod rolling mill according to the present invention                 

10 .... forward and reverse moving parts 12 .... first driving means

12a ... body 12b ... rod

16 .... Mobile 20 .. Pedestal

30 .... left and right moving parts 32 .... second driving means

34 .. Rail 36 .... Guide Support

38 .... screw shaft 40 .... bearing block

44a ... driven sprocket 44b .... driven sprocket

44c ... chain 48 .... moving block

50 .... Inlet and outlet guide position detector

52 .... Touch Bar 54 .... Sensor

58 .... Sensor Mount 70 .... Controls

100 .... Wire Rod Rolling Process 110 .... Pinch-Roll

120 .... Rough Rolling Mill 125 .... Shear

130 .... medium rough rolling 140 .... medium finishing rolling

150 .... Reeler 160 .... Finish rolling

170 .... Laying Head 175 .... Conveyor

200 .... rolling mill 210 .... ball roll

210a ... Caliber 220 .... Entrance guide

240 .... Exit Guide P .... Wire Rod Pass Line

W .... Rolled Material

      The present invention relates to a device for moving the inlet and outlet guides used in the rough rolling equipment of the wire rod process, more specifically, to replace the ball (Caliber), wear of the mouth, exit guide, ball roll according to the rolling throughput in the wire rod rough rolling process The inlet and outlet guide movement device of the wire rod rolling mill that can easily move the inlet and outlet guides automatically during the frequent replacement of the roll rolls according to the replacement cycle, the poor rotation of the ball roll, the size change of the wire rod.

In general, the wire rod rolling process 100 is heated to 900 ° C ~ 1100 ° C to enable hot rolling of the billet material of 160 * 160 m / m cross section in the furnace 105, as shown in FIG. After rolling in a ball cage of the rough rolling horizontal mill 120 by a pinch roll 110, rolling is carried out in a ball cage having a round cross section, and then a rolling mill ( At 200), the cross sections are rolled through the Oval and the Circular Caliber in order to obtain a wire of the desired size.

      Referring to the wire rod hot rolling process as described above in more detail.

First, the rolling material (W) is inferior in quality, heat loss occurs early, the front end, the rear end is a shear (Shear) (125) scrap cutting a certain length, intermediate rough rolling 130 and intermediate finishing rolling Large diameter size (14Ø ~ 42Ø) is wound as a reeler (150) through the 140, and smaller size (5.5 Ø ~ 13.0 Ø) after cooling the finishing rolling 160 once more to cool the laying head ( Laying Head (170) is converted into a spiral coil and discharged to the conveyor (175).

      In addition, these wire rods are subjected to air-cooled heat treatment, and then integrated and produced as finished wire rods through post-processing such as product inspection and basis weight.

      As described above, the billet extracted from the heating furnace 105 is produced from a 95 Ø diameter material while passing through 1 to 5 rough rolling sections 120, and rolled to 29.0 Ø to 42 Ø through an intermediate rough rolling process 130. In this process, each rolling mill 200 guides the rolled material (W) to the ball roll 210 accurately at its inlet, and moves in correspondence with the ball (Caliber) 210a formed on its outer surface ( 220 is provided, and is provided with an outlet guide 240 for guiding the material (W) to be pressed by the ball roll 210 to the next rolling mill (200).

      In addition, such a wire rolling process is a method of cross-rolling the oval and circular wire rod mold, the inlet guide 220 having a funnel shape in front of the rolling mill 200, and the upper and lower two paired on the rear side The ball roll (210) forms a ball space by each ball (Caliber) (210a), through which the material (wire) (W) is passed through the roll, the left of the ball roll (210) Support is made by the choke bearing 215.

      And, the rolling mill 200 is adjusted by the interaction of the hydraulic cylinder 230 holding the ball rolls 210, the gap between the roll and the roll is adjusted to determine the cross-sectional size of the rolled material (W), several such ball (Caliber) (210a) formed upper and lower ball roll 210 is used to move the pass line passing the rolled material (W) while moving the inlet, outlet guide 220, 240.

      As described above, such a rolling mill 200, as shown in Figure 3, the inlet guide 220 for guiding the rolled material (W) to the ball roll 210, and the rolled material is discharged from the ball roll 210 After receiving (W) not to escape, it comprises an outlet guide 240 to be introduced again into the inlet guide 220 of the next ball roll 210, these inlet and outlet guides 220, 240 The clamp 242 is fastened to the fixing bolt 245.

      In the structure of the rolling mill 200 as described above, a series of operations are required to move the inlet and outlet guides 220 and 240 to a new pass line P by replacing the ball rolls 210 and the like. 210) At the time of replacement, the worker loosens and completely relaxes the inlet and outlet guide fixing clamps 242 and the fixing bolts 245 using a spanner and a hammer, and then uses a crane. It raises to the height and moves each position.

      Then, the operator again hits the entrance and exit guides 220 and 240, which have been moved, with a hammer or by pushing with a force to keep the distance as close as possible to the roll ball 210a and then push the clamp 242. Move again to tighten the fixing bolt 245 is to be assembled.

      As described above, the inlet and outlet guides 220 and 240 are aligned with the center of the ball 210 of the ball roll 210 while repeating the adjustment operation and the tightening and releasing with the fixing bolt in the temporarily assembled state as described above. The process is necessary.                         

      The ball roll 210 performs wire rod rolling after the movement of the entrance and exit guides 220 and 240 according to the replacement of the pass line P, or the replacement of the entrance and exit guides 220 and 240. .

      If in the first rolling process, the center of the inlet and outlet guides 220 and 240 and the roll ball (Caliber) is different so that the shape of the material does not become left and right symmetric, or the collision of the material in the exit guide 240 and When the inner scratch occurs, the ball roll 210 of the rolling mill 200 is stopped, and then the inlet and outlet guides 220 and 240 are disassembled and reassembled to fit.

      Therefore, when reassembling in this way, a lot of work (production pause) time occurs due to replacement of the entrance and exit guides 220 and 240 or movement of the position of the caliber. As a result, the safety accidents such as stenosis and burns of workers are frequent due to manual work loads and overhead cranes.

      In addition, after replacing the ball cage (Caliber) to adjust the pass line (Pass-Line) (P) to ensure the straightness of the hot rolled material (W), in this case, as shown in Figure 2, the rolling mill 200 Position and adjust the rolling mill 200 using the hydraulic cylinder 250 provided on the lower side of the. In this process, the workers have to work with the naked eye (eyes), there is a case where the pass line (P) of the front and rear rolling mill 200 does not fit.

      Therefore, bending of the tip material, instability, impact or warpage may occur in the step of inserting the hot rolled material W. At this time, the rolling mill 200 in the rolling operation is stopped to turn the rolling mill 200 into a pair of two people. The complex problem arises of releasing the four hydraulic cylinders 250 to be moved and then reassembling them to refit the passline P again.

      The present invention is to solve the conventional problems as described above, the purpose is to replace the ball (Caliber), wear of the entrance and exit guide, change cycle of the ball roll, ball roll in accordance with the rolling throughput in the wire rod rough rolling process It is to provide an inlet and outlet guide moving device of the wire rod rolling mill that can automatically move the inlet and outlet guides horizontally during frequent ball roll replacement work due to poor rotation, wire size change.

      Another object of the present invention is the inlet of the wire rod rolling mill that can easily move the horizontal state of the inlet, outlet guides, the adjustment of the pass-line, and greatly shorten the working time (production pause) And an exit guide moving device.

      Another object of the present invention is to significantly reduce the load of the maintenance worker, to prevent the failure of the rolled material to ensure the quality of the final rolled product well, the inlet of the wire rod rolling mill that can protect the operator from safety accidents And an exit guide moving device.

      It is another object of the present invention that the hot rolled material easily passes through the inlet and outlet guides, thereby minimizing the traveling load to prevent loop and cobble accidents, and to prevent poor quality of the wire products. The present invention provides an inlet and an outlet guide moving device of a wire rod rolling mill which can be prevented.

      In order to achieve the above object, the present invention, in the apparatus for moving the inlet and outlet guides disposed in front and rear of the ball roll in the rough rolling equipment of the wire rod process,

      A forward and backward moving part having first driving means for moving the inlet and outlet guides forward and backward from the ball roll;

      A left and a right moving part having second driving means for moving the inlet and the outlet guides left and right in the longitudinal direction of the ball roll in the moving object provided in the forward and backward moving parts, respectively;

      A touch bar extending from a support on which the inlet and outlet guides are mounted, and having a plurality of sensors arranged in the longitudinal direction of the ball roll to detect the position of the touch bars, the sensors being aligned with the pass line of the ball roll. Inlet and outlet guide position detection unit having an array; And

      A control unit for driving the first driving means and the second driving means based on a signal from a sensor of the entrance and exit guide position detection unit to automatically align the entrance and exit guides to any one of the pass lines of the ball roll; It provides an inlet and outlet guide movement device of the wire rod rolling mill, characterized in that automatically align the inlet and outlet guides with respect to the pass line of the ball roll.

      Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the drawings.

      The inlet and outlet guide movement device 1 of the wire rod rolling mill according to the present invention, as shown in Figure 4, is located before, behind the ball roll 210 of the rolling mill 200 of the wire rod rolling.

      As shown in FIG. 4, the present invention has a pair of opposing structures positioned respectively before and after the ball roll 210 of the wire rolling mill 200. Each of the inlet and outlet guides 220 and 240 disposed at the front and rear, except for these differences, the front and rear structures of the rolling mill 200 are the same, so that the rear side with reference to FIG. The structure, that is, the structure for moving the outlet guide 240 will be described in more detail, the structure for moving the inlet guide 220 will be omitted in more detail in order to avoid duplication.

      In addition, the inlet structure of the ball roll 210 is denoted by the same reference numerals as the outlet structure will be described in the reference drawings.

      The present invention is to move the outlet guide 240 disposed in the rear of the ball roll 210 in the rough rolling equipment of the wire rod process, as shown in Figure 5, the outlet guide 240 to the ball roll ( It has a forward and backward moving unit 10 having a first driving means 12 for moving forward and backward from the 210.

      The first and second moving parts 10 are fixed to the first driving means 12 on the lower side of the frame F of the rolling mill 200 on which the ball roll 210 is mounted. ) Is composed of a powered cylinder driven by power such as hydraulic pressure, pneumatic or electric force, the body 12a is fixed to the rolling mill frame F, the rod 12b is the exit side of the rolling mill 200 That is, it is arranged toward the rolling pass line P.                     

      In addition, the rod 12b is connected to the movable base 16 to move forward and rearward. The movable base 16 is a dotted line of FIG. 5 on the fixed base 20 connected to the rolling mill frame F. FIG. As has been done, the structure is moved.

      That is, the movable table 16 has a structure that is seated on the upper surface of the pedestal 20 made of an approximately X-shape and is movable, and the left and right movements described later on the upper surface of the movable table 16 are described. The part 30 and the outlet guide 240 on its upper side are seated.

      As described above, the forward and backward moving parts 10 are equipped with the outlet guide 240 on the moving table 16 which is moved by the first driving means 12, and thus the pass line P of the rolled material W. As a result, the outlet guide 240 may be retracted from the ball roll 210 at a predetermined interval.

      Since the structure as described above, the forward and backward moving unit 10 located on the front side of the ball roll 210 can move the inlet guide 220 to the front side of the ball roll 210 a predetermined distance.

      In addition, the present invention, the entrance and exit guides 220 and 240 on the movable table 16 provided in the forward and backward moving parts 10, respectively, left and right movement along the longitudinal direction of the ball roll 210 Left and right moving parts 30 having second driving means 32 to be provided. The left and right moving parts 30 have a pair of rails 34 arranged in the longitudinal direction of the ball roll 210 as shown in FIG. 6 on the upper side of the moving table 16. The rail 34 may be formed of a conventional L.M. guide, and the guide support 36 is mounted on the rail 34 to slide.

      In addition, the left and right moving parts 30 are rotatably mounted to the screw shaft 38 to be coaxial with the rail 34 at the center lower side of the rail 34, and the screw shaft 38 Is rotatably supported in the inner hollow space of the movable table 16 through the bearing blocks 40. In addition, a driven sprocket 44b is mounted at one end of the screw shaft 38, and a driving sprocket 44a, a chain 44c, and a second driving means 32 for driving the driven sprocket 44b are provided. It is provided inside the moving table 16.

      That is, the second driving means 32 is fixed in a space extending downward of the movable table 16, and is composed of an electric motor of forward and reverse rotation type fixed to the space, and a driving sprocket 44a on the rotating shaft. And a chain 44c which connects the drive sprocket 44a to the driven sprocket 44b of the screw shaft 38. Therefore, the screw shaft 38 is rotated forward and reverse through the driving sprocket 44a, the chain 44c, and the driven sprocket 44b by the operation of the second driving means 32.

      In addition, the screw shaft 38 is fixed to the movable block 48, the movable block 48 is formed on the inner circumferential surface of the female screw portion 48a for screwing the screw shaft 38, the screw shaft It is a structure movable along 38. The lower surface of the guide support 36 is connected to the upper side of the movable block 48, and the outlet guide 240 is detachably fixed to the upper surface of the guide support 36.

      The left and right moving parts 30 are moved along the screw shaft 38 when the screw shaft 38 rotates forward and backward by the operation of the second driving means 32. While the guide support 36 moves on the rail 34. Thus, the outlet guide 240 on the guide support 36 is movable in the longitudinal direction of the ball roll 210. As such, the left and right moving parts 30 positioned at the front side of the ball roll 210 may move the inlet guide 220 in the longitudinal direction of the ball roll 210.

      In addition, the present invention includes a touch bar 52 extending from the support 36 on which the inlet and outlet guides 220 and 240 are mounted, respectively, and using a ball roll to detect the position of the touch bars 52. And a plurality of sensors 54 arranged in the lengthwise direction of the 210, and the sensors 54 have an inlet and outlet guide position detector 50 having an arrangement that matches the pass line P of the ball roll 210. Equipped.

      As shown in FIG. 5, the inlet and outlet guide position detection unit 50 comes out from the support base 36 on which the inlet and outlet guides 220 and 240 are mounted and moves outward from the movable base 16. It has an extended touch bar 52 and has a plurality of sensors 54 arranged in the longitudinal direction of the ball roll 210 to detect the position of the touch bars 52.

      The sensors 54 are fixed to the sensor mount 58, the sensor mount 58 is disposed in the longitudinal direction of the ball roll 210 is fixed to the lower side of the rolling mill 200. In addition, the sensors 54 fixed to the sensor mount 58 have an arrangement that matches the wire pass line P of the wire rod rolling operation.

      That is, the inlet and outlet guide position detection unit 50 is a wire rod through the ball (210a) formed in the ball roll 210, the sensors 54 fixed to the sensor mount 58, as shown in FIG. The position is set in advance so that the pathline P accurately moves, and when the sensor 54 is close to the sensor 54, the touch bar 52 for allowing the sensor 54 to transmit an electrical signal is fixed. The position extends from the guide support 36 for fixing the inlet and outlet guides 220 and 240. In addition, the touch bar 52 is pre-positioned so that the mounting position thereof points to the center of the entrance and exit guides 220 and 240, that is, the center of the wire rod.

      Therefore, when the touch bar 52 is positioned at one sensor 54 and the sensor 54 transmits an electrical signal, the entrance and exit guides 220 and 240 are connected to any of the ball rolls 210. It is possible to detect a ball to be passed through a rolled wire rod from one ball, that is, several balls. By using the sensor 54 and the touch bars 52 in this way, the entrance and exit guides 220 and 240 can be accurately positioned at any one ball center of the ball roll 210.

      According to the present invention, the first and second driving means 12 and the second driving means 32 are driven based on a signal from the sensor 54 of the entrance and exit guide position detection unit 50. The guides 220 and 240 include a control unit 70 to automatically align to any one of the pass line P of the ball roll (210).

      The controller 70 is electrically connected to the sensor 54 of the inlet and outlet guide position detection unit 50, and receives the electrical signals from the inlet and outlet guides 220 and 240, respectively. It can be seen at which ball point it is located.

      Then, based on the signal, the first driving means 12 of the forward and backward moving parts 10 and the second driving means 32 of the left and right moving parts 30 are driven to provide the inlet and outlet guides ( 220 and 240 may be moved relative to the ball roll 210 so as to be separated by a predetermined distance along the pass line P, and the length direction of the ball roll 210, that is, the width direction of the pass line P, may be varied. Therefore, the position can be shifted left and right.

      The control unit 70 as described above may be programmed as part of a process control computer for automatically controlling the wire rod rolling line, and may be included therein. . In addition, the control unit 70 may be input by the operator to plan the work process in advance to the program, the operator to the entrance and exit guide 220, 240 to the desired ball center of the ball roll 210, automatic mode, Or move as a manual mode.

      Since the control system related to the adjustment of the automatic or manual mode may use a conventional technology and a facility control program in the art, a detailed description thereof will be omitted.

      As shown in FIG. 4, the inlet and outlet guide moving device 1 of the wire rod rolling mill according to the present invention configured as described above is mounted on the front and rear of the rolling mill 200 provided in the rough rolling section of the wire rod rolling. The outlet guides 220 and 240 can be easily moved.

      According to the present invention, the ball of the ball roll 210 made up of a set of upper and lower sets of a plurality of balls (Caliber) are worn out, or the inlet and outlet guides 220 and 240 themselves are worn, or the production of the rolled wire. When the size change or the like is required, the inlet and outlet guides 220 and 240 are precisely fitted to the ball roll 210, and a pass-line P defined between the front and rear rolling mills 200. Precise and simple alignment on

      In this case, the present invention can be easily moved away from the ball roll 210, such as replacement or position movement of the ball roll 210, which is the first driving means of the forward, backward moving unit 10 ( When the 12 is operated, the power cylinder of the first driving means 12 is activated to move the movable base 16 on the pedestal 20 so that the inlet and outlet guides 220 and 240 are moved from the ball roll 210. ) Are further away, as shown by dashed lines in FIGS. 4 and 5.

      Then, if the replacement or movement of the ball roll 210 is completed to align the inlet and outlet guides 220 and 240 to the ball of the ball roll 210, the first drive means 12 and the When operating in reverse, the inlet and outlet guide 240 returns to the first predetermined position.

      In addition, if the position of the ball to be used in the ball roll 210 is different from the one used before, or if the rolling operation is to be performed by changing the pass line (P) for various reasons, the inlet, outlet guide 220 240 can easily adjust the pass line P.

      When the second driving means 32 of the left and right moving parts 30 are operated, the entrance and exit guides 220 and 240 are moved to a ball shape suitable for the desired pass line P. At this time, the screw shaft 38 is rotated through the driving sprocket 44a, the chain 44c and the driven sprocket 44b by the operation of the second driving means 32, and the movable block 48 on the screw shaft 38 is rotated. ) Moves the guide support 36 on its upper side on the rail 34 as it moves.

      Then, when the touch bar 52 connected to the support 36 reaches the sensor 54 at the position of the desired pass line P while moving along the sensor mount 58, the sensor 54 is moved from the sensor 54. An electrical signal is input to the controller 70. Therefore, when the control unit 70 stops the operation of the second driving means 32 based on the signal, the inlet and outlet guides 220 and 240 mounted on the guide support 36 are the desired pass line. Alignment is possible with (P).

      On the other hand, the position of the sensor 54 of the sensor mount 58 in the above, if the pass line P of the wire rod rolling line is adjusted, the position of the sensor 54 is adjustable on the sensor mount 58 accordingly. Of course.

      Therefore, the operator can achieve very easily to move the inlet and outlet guides 220 and 240 to the ball position suitable for the desired pass line (P).

      Thus, according to the present invention, the position of the inlet and outlet guides 220 and 240 can be freely moved to a desired point, so that the inlet and outlet guides 220 and 240 can be moved in a short time, resulting in a narrow and high fever. Safety accidents can be minimized in the workplace. And, it is possible to easily accomplish the manual work of the various stages without using the overhead crane to handle heavy materials.

      As described above, according to the present invention according to the present invention, according to the rolling throughput in the wire rough rolling process, the replacement of the ball, the wear of the entrance and exit guides 220 and 240, the replacement cycle of the ball roll 210, the ball roll In the case of frequent rotation of the ball roll 210 due to the poor rotation of the wire, the size change of the wire rod, the entrance and exit guides 220 and 240 can automatically move horizontally.

      Therefore, the horizontal movement of the inlet and outlet guides 220 and 240 is easy, the adjustment of the pass-line is easy, and the work time (production pause) is greatly shortened.

      In addition, the load of the maintenance worker is greatly reduced, and the quality of the final rolled product can be secured well by preventing the failure of the rolled material (W).

      In addition, the load of manual work according to the operator disassembling the entrance and exit guides 220 and 240 may be omitted in a narrow space, thereby protecting the worker from safety accidents.

      In addition, according to the present invention, since the inlet and outlet guides 220 and 240 can be accurately disposed on the pass line P, the hot rolled material W easily passes through the inlet and outlet guides 220 and 240, Accordingly, the traveling load can be minimized to prevent the occurrence of loop and cobble accidents and to prevent the poor quality of the wire rod product.

Although the above has been described in detail with respect to specific preferred embodiments of the invention, the invention is not limited thereto. Although those skilled in the art can make various modifications or equivalent structures of the present invention different from the above embodiments through the description of the specification or the drawings, these are all included in the technical idea of the present invention. In particular, the material change of the components of the present invention, the addition of a simple function, a simple shape change or a dimension change may be presented in various ways, but it is obvious that they are all included within the scope of the present invention.

Claims (6)

      In the apparatus for moving the inlet and outlet guides disposed in front and rear of the ball roll in the rough rolling equipment of the wire rod process,       A forward and backward moving part having first driving means for moving the inlet and outlet guides forward and backward from the ball roll;       A left and a right moving part having second driving means for moving the inlet and the outlet guides left and right in the longitudinal direction of the ball roll in the moving object provided in the forward and backward moving parts, respectively;       A touch bar extending from a support on which the inlet and outlet guides are mounted, and having a plurality of sensors arranged in the longitudinal direction of the ball roll to detect the position of the touch bars, the sensors being aligned with the pass line of the ball roll. Inlet and outlet guide position detection unit having an array; And       A control unit for driving the first driving means and the second driving means based on a signal from a sensor of the entrance and exit guide position detection unit to automatically align the entrance and exit guides to any one of the pass lines of the ball roll; Inlet and outlet guide movement device of the wire rod rolling mill, characterized in that automatically align the inlet, outlet guides with respect to the pass line of the ball roll.       According to claim 1, wherein the forward and backward moving portion is the first driving means is fixed to the lower side of the frame of the rolling mill, the first driving means is composed of a powered cylinder driven by hydraulic, pneumatic or electric force, the rod The inlet and outlet guide movement device of the wire rod rolling mill, characterized in that is arranged toward the rolling pass line, the rod is connected to the moving table is moved on a fixed pedestal.       According to claim 1, wherein the left and right moving parts are provided on the upper side of the moving table, having a pair of rails arranged in the longitudinal direction of the ball roll, rotatably mounted screw shaft to be coaxial to the lower center of the rail, The second driving means is connected to one end of the screw shaft so as to enable power transmission, while the second driving means is constituted by an electric motor of forward and reverse rotation, and the screw shaft has an outlet of a guide target through a moving block. Inlet and outlet guide movement device of the wire rod rolling mill, characterized in that the guide is fixed to move the inlet and outlet guides in the longitudinal direction of the ball roll by the operation of the second driving means.       The inlet and outlet guide of the wire rod rolling mill according to claim 3, wherein the screw shaft is configured to transmit power to the second drive means through a driven sprocket, a drive sprocket for driving the driven sprocket, and a chain. Shifter.       The inlet and outlet guides of the wire rod rolling mill according to claim 1, wherein the sensors of the inlet and outlet guide position detectors are arranged in the length direction of the ball roll and fixed to a sensor mount fixed to the lower side of the rolling mill. Shifter.       According to claim 1, wherein the control unit is made of a part of the process computer (Process Computer) for automatically controlling the wire rolling line, or consists of a small computer can be installed alone, the operator enters and exits to the desired ball center of the ball roll Inlet and outlet guide movement device of the wire rod rolling mill, characterized in that for moving the guides in automatic mode or manual mode.

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