KR20030039384A - Device for assembling strip edge knife - Google Patents

Abstract

PURPOSE: A mounting apparatus of cylindrical knives for strip cutting is provided to improve mounting convenience of the cylindrical knives by easily clamping cylindrical knives and space to upper and lower reels or unclamping the cylindrical knives and space from the upper and lower reels. CONSTITUTION: In a strip cutting apparatus comprising moving base(120), upper and lower reels(130,131), cylindrical knives, spacers(150,160), and driving cylinder(170) to manufacture hoop, the mounting apparatus of cylindrical knives for strip cutting comprises a moving part comprising guide rails connected to the upper part of vertical frames positioned at the end of rails(110) to which the moving base(120) is drawn so that the guide rails are put on along a length direction of table(100), a transfer car moved along the guide rails formed at the side surface of the transfer car, a transfer screw engaged with female screw hole formed on the lower part of the transfer car and rotationally installed between the vertical frames, and a driving motor installed at one side of the vertical frames and connected to the transfer screw to rotate the transfer screw; and a storage part comprising a supporting member vertically penetrated into the transfer car through slit formed on the upper part of the transfer car so that the supporting member is ascended or descended, a vertical cylinder vertically installed at the upper part of the transfer car by means of bracket and connected to the upper part of the supporting member to ascend or descend the supporting member, and a cylindrical rod horizontally installed at the lower part of the supporting member in a width direction of the table(100) so that cylindrical knives(140) are inserted onto the cylindrical rod, wherein replaced cylindrical knives or cylindrical knives to be replaced are stored in the storage part.

Description

Device for assembling strip edge knife

The present invention relates to a shear line of a stainless steel cold rolling process, and more particularly to a ring cutting device for strip cutting to be able to easily assemble the roundness for cutting the strip to an appropriate width.

In general, the hoop refers to a strip-shaped steel sheet having a thickness and width of less than 3 mm and less than 600 mm. In order to manufacture the hoop, a cutting device for slitting a wide strip (600 mm or more) rolled with a strip mill is generally used. Used.

The cutting device has a structure for cutting the strip by installing a roundness according to the width of the hoop to be manufactured on the upper reel and the lower reel placed in the width direction of the strip.

That is, as shown in FIG. 1, the cutting device includes a movable base 120 and a movable base 120 which are moved along a rail 110 placed in a strip width direction on one side of the table 100 on which the strip is moved. When replacing the spacer (150,160) and the ring to be inserted between the upper and lower reels (130,131), the upper and lower reels (130, 131), the upper and lower reels (130, 131) installed on the vertical side and the circular ring to regulate the width of the hoop And a driving cylinder 170 for moving the base to the outside of the table.

By the way, when the conventional structure is to disassemble or combine the ring, the operator directly dismantles the fastening nut 180 installed at the upper and lower ends, and then removes and inserts the ring knife and each spacer from the upper and lower reels. It was hard to work because of the risk of accidents.

In particular, according to the hoop to be manufactured is provided with a spacer of various sizes, the operator should be equipped with a spacer that is equal to each other in the upper and lower reel, and also fits the width of the hoop, but the work is made by hand as described above, so it is wrong In this case, the spacer is assembled and the product is damaged as well as the work must be reworked.

In addition, when a worker lifts a space to replace a space or a space, a safety accident may occur by dropping the space or a spacer. There is a problem that the hwanhwando will cause a difference in the regulation range, which will not produce a hoop of the exact dimensions.

Accordingly, the present invention has been made in order to solve the above problems, the ring cutting ring mounting device for cutting strips to improve the convenience of mounting by easily fastening / dismantling the upper and lower reel of the cutting device and space. The purpose is to provide.

Figure 1 is a schematic perspective view showing the mounting structure of the annulus in the strip cutting device in general,

Figure 2 is a perspective view of the ring cutting device for cutting strips according to the present invention,

3 is a schematic cross-sectional view showing a state of use of the ring-mounted mounting apparatus according to the present invention.

Explanation of symbols on the main parts of the drawings

10: vertical frame 11: guide rail

12: bogie 13: transfer screw

14: drive motor 20, 21, 22: support member

23,24,25: Vertical cylinder 26,27,28: Round bar

29: annular groove 40: PLG

50: detection sensor

In accordance with the present invention, a ring cutting device for cutting strips according to the present invention may be replaced or replaced by a storage unit in which each spacer is stored, and an upper / lower reel is mounted / removed by moving a position of each storage unit. A moving part for matching the position.

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

Figure 1 is a schematic perspective view showing the mounting structure of the ring diagram in a strip cutting device in general, Figure 2 is a perspective view showing a ring diagram mounting device for cutting a strip according to the invention, Figure 3 is a ring diagram mounting apparatus according to the present invention Is a schematic cross-sectional view showing the state of use.

According to the above drawings, the cutting device for manufacturing the hoop by cutting the strip to a prescribed width is moved base 120 is moved along the rail 110 placed in the strip width direction on one side of the table 100, the strip is moved And, between the upper and lower reels (130,131), the upper and lower reels (130, 131) are installed between the upper and lower vertical side of the movable base 120 is inserted between the ring 140 and the ring 140, the width of the hoop It includes a drive cylinder 170 for moving the base 150 to the outside of the table 100 at the time of replacing the spacer 150, 160 for regulating and the exchange degree 140.

Herein, the present invention includes a storage unit in which the exchanger 140 to be replaced or replaced and the spacers 150 and 160 are stored, and a moving unit for matching the mounting / removing positions of the upper and lower reels 130 and 131 by moving the positions of the storage units. Include.

First, referring to the moving part, the guide rail 11 connected to the upper end of the vertical frame 10 positioned at the end of the rail 110 from which the moving base 120 is drawn out and placed along the longitudinal direction of the table 100 and Driving wheels are placed on the side of the guide rail 11 is installed on the side of the trolley 12 is moved along the guide rail 11, the female screw hole formed in the lower portion of the trolley 12 and between the vertical frame 10 Transfer screw 13 is rotatably installed, is installed on one side vertical frame 10 and connected to the transfer screw 13 includes a drive motor 14 for rotating the transfer screw (13).

Accordingly, when the driving motor 14 is operated, the feed screw 13 is rotated so that the trolley 12 engaged with the feed screw 13 moves left and right along the guide rail 11.

On the other hand, the storage unit for the ring-shaped storage and the steel spacer (hereinafter referred to as a steel spacer) for forming the inner spacer of the spacer 150, 160 for storage and the rubber spacer (hereinafter referred to as rubber spacer) for forming the outer spacer. Separated, the storage unit for the dual ring diagram 140 storage unit 20 and the bracket 15 to penetrate vertically through the trolley 12 through the slit formed in the upper portion of the trolley 12 and to be installed up and down, Vertically installed on the upper portion of the trolley 12 and connected to the upper end of the support member 20, the vertical cylinder 23 for raising and lowering the support member 20, the width of the table 100 below the support member 20. Horizontally installed in the direction includes a round bar 26 is fitted with a ring diagram 140.

Unexplained reference numeral 30 is a guide roll for guiding both sides of the support member 20 which is installed on both sides of the slit to move up and down, and 40 is installed on the feed screw 13 shaft and the feed screw 13 ) PLG for detecting the amount of movement of the trolley 12 according to rotation.

The round bar 26 has a diameter equal to the diameter of the upper and lower reels 130 and 131, and an annular groove so that the tip screw shaft 190 of the upper and lower reels 130 and 131 can be inserted into the free end. 29) is formed inward.

Therefore, when the round bar 26 and the upper reel 130 or the lower reel 131 is coupled, the screw shaft 190 of the upper and lower reel 131 is inserted into the annular groove 29 and the upper and outer peripheral surface of the round bar 26, The outer circumferential surfaces of the lower reels 130 and 131 are smoothly continued.

In addition, the round bar 26 is further provided with a detection sensor 50 for detecting the screw shaft 190 in the center of the annular groove (29).

On the other hand, the remaining steel spacer 160 and the rubber spacer 150 storage unit is the same as the structure of the storage unit for storing the ring diagram 140 of the above-described structure, each storage unit as shown in FIG. Arranged in order along the longitudinal direction at regular intervals.

That is, in FIG. 1, the left side of the trolley 12 is positioned as a starting point, and the rubber spacers and the storage parts for circular and steel spacers are sequentially positioned. Support members 21 and 22 which are vertically penetrated through the trolley 12 and installed to be elevated and lowered, and are vertically installed on the upper trolley 12 via the bracket 15 and upper ends of the support members 21 and 22. Round cylinders connected to the vertical cylinders 24 and 25 for raising and lowering the supporting members 21 and 22, and horizontally installed in the width direction of the table 100 at the lower ends of the supporting members 21 and 22 so that the ringing 140 is fitted. (27,28).

Hereinafter will be described the operation of the present invention.

In the case of replacing the annular ring 140, first, the driving cylinder 170 is extended to move the movable base 120 provided with the annular ring 140 to the side of the table 100.

When the driving cylinder 170 is extended and operated, the movable base 120 connected to the piston rod end of the driving cylinder 170 is drawn out to the outside of the table 100 along the rail 110 installed at the bottom of the facility.

When the mobile base 120 is withdrawn from the table 100, the worker releases the fastening nut 180 which is coupled to the screw shaft 190 at the ends of the upper and lower reels 130 and 131 of the mobile base 120. The annular ring 140 and the spacers 150 and 160 fixed by 180 are left in a removable state.

In this state, the trolley 12 is moved in accordance with the parts fitted on the outermost sides of the upper and lower reels 130 and 131.

That is, when the ring 140 is inserted into the outermost portion of the upper reel 130, the operator first presses a switch corresponding to the ring 140, the ring storage unit installed in the cart 12, the upper reel 130 The cart 12 is moved to be located at.

When the operator operates the switch, the drive motor 14 rotates in response to the signal, and the feed screw 13 connected to the rotation shaft of the drive motor 14 rotates so that the bogie that is engaged with the feed screw 13 ( 12 moves along the guide rail 11.

Here, the movement distance of the trolley 12 according to the amount of rotation of the transfer screw 13 is calculated by the PLG 40 installed on the transfer screw 13 shaft, so that the ring storage unit installed in the trolley 12 is in the correct position. When reaching the side of the reel 130, the drive motor 14 is stopped in accordance with the signal of the PLG (40) to stop the cart 12 in place.

When the driving motor 14 is stopped, the round bar 26 installed in the support member 20 of the ring-shaped storage part is placed on the same axis as the screw shaft 190 of the upper reel 130.

In this state, when the driving cylinder 170 is extended and operated, the upper reel 130 from which the fastening nut 180 is removed is advanced toward the round bar 26 so that the screw shaft 190 is formed at the free end of the round bar 26. It is inserted into the groove 29 and fastened to each other.

When the screw shaft 190 is completely inserted into the annular groove 29, the screw shaft 190 is detected by the detection sensor 50 installed on the inner surface of the annular groove 29, according to the signal of the detection sensor 50 The drive cylinder 170 is stopped.

As such, the round bar 26 and the upper reel 130 are fastened to each other so that the outer circumferential surface of the round bar 26 and the outer circumferential surface of the upper reel 130 are smoothly connected. In this state, the operator is able to remove the annular ring 140 from the upper reel 130 by moving the ring ring 140 fitted to the outer side of the upper reel 130 and inserting it into the round bar 26.

After the annular ring 140 is removed from the upper reel 130, the driving cylinder 170 is contracted to release the upper reel 130 from the round bar 26, and then the vertical cylinder 23 is installed in the circular ring storage unit. ) Is extended to lower the support member 20 connected to the tip of the piston rod of the vertical cylinder (23).

When the vertical cylinder 23 is completely lowered, the round bar 26 installed on the support member 20 is placed on the axis of the lower reel 131, and the driving cylinder 170 is extended and operated to lower the round bar 26. Fastening the bridle 131 to remove the ring 140 is fitted to the lower reel (131).

Meanwhile, since the steel spacer 160 and the rubber spacer 150 are inserted into the upper and lower reels 130 and 131 and then the ring spacer 140, the operator corresponds to the rubber spacer 150 in the control panel after removing the ring diagram 140. By operating the switch to perform the rubber spacer 150 dropping operation.

That is, when the driving motor 14 is rotated and operated, the trolley 12 is moved, and the driving motor 14 has the rubber spacer round bar 27 installed on the trolley 12 according to the signal of the PLG 40. It stops when it reaches the axis of), and in this state, it is possible to move the rubber spacer 150 to the round bar 27 through the ring road 140 stripping process as mentioned above.

And this process is similar to the steel spacer 160 proceeds by repeating the above process, the upper and lower reel ring 140 and the rubber spacer 150 and the steel spacer 160 is fitted to the upper and lower reels (130,131), It can be removed from (130,131).

Following removal, the mounting process of the ring 140, rubber spacer 150 and the steel spacer 160 is carried out in the reverse order of the above can be easily mounted on the upper, lower reels (130, 131).

According to the ring-mounted ring mounting apparatus for cutting a strip according to the present invention as described above, it is possible to prevent the damage caused by the roundness or the dropping of the spacer when replacing the ring, and to prevent the difference in the shear width due to the foreign matter.

Accordingly, the replacement time can be shortened to improve productivity, and the product quality can be improved.

Claims (3)

Between the moving base which is moved along the rail placed in the strip width direction on one side of the table to which the strip is moved, and the upper and lower reels, upper and lower reel installed on the vertical side of the moving base, A strip cutting device for manufacturing a hoop, comprising: a spacer inserted to regulate the width of the hoop; and a drive cylinder for moving the movable base to the outside of the table when the ring is replaced. The guide rail is installed at the upper end of the vertical frame located at the end of the rail where the movable base is drawn out, and the guide rail is placed along the longitudinal direction of the table, and the bogie is moved along the guide rail on the side, and is fitted to the female screw hole formed at the bottom of the bogie A transfer screw rotatably installed between the frames, and a moving unit installed at one vertical frame and connected to the transfer screw, the driving unit including a driving motor for rotating the transfer screw; The support member is vertically penetrated to the bogie through the slit formed on the bogie and installed up and down, the vertical cylinder is installed on the top of the bogie via a bracket and connected to the top of the support member so as to elevate the support member. Storage unit that is installed horizontally in the table width direction at the lower end of the support member, including a round bar to be inserted into the ring to be replaced or replaced Ring mounting device for strip cutting, characterized in that it comprises a. According to claim 1, wherein the storage unit further includes a rubber spacer and a steel spacer storage unit on the left and right sides of the ring road storage unit is installed in the balance, each storage for the spacer is penetrated perpendicularly to the balance through the slit formed on the top of the balance A support member installed to be able to move up and down, a vertical cylinder installed at an upper portion of the trolley through a bracket, and connected to an upper portion of the support member to vertically move up and down the support member; Ring cutting device for strip cutting, characterized in that it comprises a round bar fitted. According to claim 1 or claim 2, wherein the diameter of the rod is the same size as the diameter of the upper, lower reel, the free end is the annular groove inward so that the upper and lower end of the screw shaft can be inserted Ring cutting device for strip cutting, characterized in that formed.