Anti-rollover turnover device of vertical rolling mill

Abstract

The utility model discloses an anti-rollover turnover device of a vertical rolling mill, which comprises a turnover frame, a mounting seat and a guide pulley, an L-shaped mounting position of the vertical rolling mill is arranged on the inner side of the turnover frame, and the outer side of the turnover frame corresponding to the mounting position is an arc-shaped surface protruding outwards; a first transmission piece and a first guide piece which are perpendicular to the axis direction are arranged on the arc-shaped surface; a driving shaft and a driven shaft are arranged on the mounting base in the direction parallel to the axis, the driving shaft is in transmission connection with the driven shaft, and the driving shaft is connected with a driving piece; the driving shaft and the driven shaft are provided with second transmission parts in transmission connection with the first transmission parts corresponding to the first transmission parts, and the driving shaft and the driven shaft are provided with second guide parts in fit guide with the first guide parts corresponding to the first guide parts; the roll-over stand is provided with a first limiting block at a vertical rolling position of the vertical rolling mill, and is provided with a second limiting block at a flat rolling position of the vertical rolling mill. Therefore, the horizontal roller can achieve the effects of horizontal rolling and vertical rolling.

Description

Technical Field

[0001] The utility model relates to the technical field of rolling mills, in particular to an anti-tilting vertical rolling mill overturning device. Background Art

[0002] In recent years, hot-rolled steel has been widely used in civil construction, industrial construction, bridge construction, petroleum industry, high-rise buildings, underground railways, mine tunnels and industrial steel structures due to its excellent mechanical properties. With the rapid development of my country's economy, the output and quality requirements of steel are increasing day by day, and higher requirements are placed on the replacement of online rolling mills used to produce steel.

[0003] Steel sections generally have a process of alternating horizontal rolling and vertical rolling. Therefore, it is of great significance to set up a stable vertical rolling mill turning device. Utility Model Content

[0004] Based on the above problems, the utility model provides an anti-tilting vertical rolling mill turning device to achieve stable turning of the vertical rolling mill and realize horizontal rolling and vertical rolling of steel sections.

[0005] The utility model embodiment discloses the following technical solution:

[0006] An anti-tilting vertical rolling mill turning device comprises a turning frame, a mounting seat and a guide pulley.

[0007] An L-shaped installation position for the vertical rolling mill is arranged inside the turning frame, and an outer side of the turning frame corresponding to the installation position is an arc-shaped surface protruding outwards;

[0008] The arc surface is provided with a first transmission member and a first guide member perpendicular to the axis direction;

[0009] A driving shaft and a driven shaft are arranged on the mounting seat in parallel with the axis direction, the driving shaft is transmission-connected with the driven shaft, and the driving shaft is connected with a driving member;

[0010] The driving shaft and the driven shaft are both provided with a second transmission member corresponding to the first transmission member and connected to the first transmission member in transmission, and the driving shaft and the driven shaft are both provided with a second guide member corresponding to the first guide member and in contact with the first guide member to guide;

[0011] The turning frame is provided with a first limit block at the position where the vertical rolling mill performs vertical rolling, and the turning frame is provided with a second limit block at the position where the vertical rolling mill performs flat rolling. The mounting seat is provided with limit members corresponding to the limit positions of the first limit block and the second limit block respectively.

[0012] Optionally, a fixing member is provided on the first surface of the installation position and the second surface perpendicular to the first surface, one side of the fixing member is fixedly connected to the installation position, and the other side of the fixing member away from the installation position is fixedly connected to the vertical rolling mill.

[0013] Optionally, the first transmission member is a chain, and the chain is arranged along the arc surface and perpendicular to the axis of the arc surface;

[0014] The second transmission member is a sprocket, and the sprocket is meshed with the corresponding chain.

[0015] Optionally, a plurality of chains are symmetrically arranged on the arc surface along the axis of the arc surface.

[0016] Optionally, a tensioning block is further provided on the arc surface corresponding to the chain.

[0017] Optionally, the first guide member is a guide plate that fits the arc-shaped surface and is perpendicular to the arc-shaped surface, and the guide plate is arranged adjacent to two ends of the arc-shaped surface along the axis direction of the arc-shaped surface;

[0018] The second guide member is a roller, the roller on the driving shaft is rotatably connected to the driving shaft, and the roller on the driven shaft is rotatably connected to the driven shaft;

[0019] One side of the end surface of the roller close to the arc-shaped surface extends toward the arc-shaped surface to form an extension plate, and the extension plate is in contact with the side surface of the adjacent guide plate.

[0020] Optionally, the limiting member is a roller.

[0021] Optionally, the driving member is a reduction motor.

[0022] Optionally, it further comprises a first positioning switch and a second positioning switch, and the flip frame is fixed with a first sensing block and a second sensing block;

[0023] When the turning frame moves to the vertical rolling position of the vertical rolling mill, the first induction block triggers the first positioning switch, and the signal output end of the first positioning switch is connected to the control end of the reduction motor to control the reduction motor to stop;

[0024] When the turning frame moves to the flat rolling position of the vertical rolling mill, the second sensing block triggers the second positioning switch, and the signal output end of the second positioning switch is connected to the control end of the reduction motor to control the reduction motor to stop.

[0025] Optionally, it also includes a third positioning switch and a fourth positioning switch;

[0026] When the turning frame moves to the vertical rolling position of the vertical rolling mill, the first induction block triggers the third positioning switch, and the signal output end of the third positioning switch is connected to the control end of the reduction motor to control the reduction motor to decelerate;

[0027] When the turning frame moves to the flat rolling position of the vertical rolling mill, the second sensing block triggers the fourth positioning switch, and the signal output end of the fourth positioning switch is connected to the control end of the reduction motor to control the reduction motor to decelerate.

[0028] Compared with the prior art, the utility model has the following beneficial effects:

[0029] The utility model discloses an anti-tilting and overturning device for a vertical rolling mill, and the application comprises a turning frame, a mounting seat and a guide pulley, an L-shaped mounting position for the vertical rolling mill is arranged on the inner side of the turning frame, and the outer side of the turning frame corresponding to the mounting position is an arc-shaped surface protruding outward; a first transmission member and a first guide member perpendicular to the axial direction are arranged on the arc-shaped surface; a driving shaft and a driven shaft are arranged on the mounting seat in parallel to the axial direction, the driving shaft is transmission-connected with the driven shaft, and the driving shaft is connected with a driving member; the driving shaft and the driven shaft are both provided with a second transmission member transmission-connected with the first transmission member corresponding to the first transmission member, and the driving shaft and the driven shaft are both provided with a second guide member corresponding to the first guide member and guiding in contact with the first guide member; the turning frame is provided with a first limit block at the position where the vertical rolling mill performs vertical rolling, and the turning frame is provided with a second limit block at the position where the vertical rolling mill performs flat rolling, and the mounting seat is provided with limit members corresponding to the limit position of the first limit block and the limit position of the second limit block, respectively. The guide member guides the turning frame, which is turned 90 degrees by the transmission member, and is limited by the limit member when reaching the required working position of the vertical rolling mill, so that the horizontal roller can achieve the effect of both horizontal rolling and vertical rolling. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0031] Figure 1 A schematic diagram of the structure of an anti-tilting vertical rolling mill turning device provided by the utility model;

[0032] Figure 2 The utility model is a schematic diagram of the side structure of an anti-tilting vertical rolling mill turning device provided by the utility model.

[0033] Description of the accompanying drawings:

[0034] 1- rolling mill; 2- sprocket; 31- first limit block; 32- second limit block; 41- chain; 42- tension block; 5- bracket one; 6- bracket two; 7- bracket three; 8- flip frame; 81- guide plate; 9- mounting seat; 91- driven shaft; 92- driving shaft; 93- roller; 931- extension plate; 94- reduction motor; 10- bracket four. DETAILED DESCRIPTION

[0035] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] See also Figure 1 The structural schematic diagram of a tilting-proof vertical rolling mill turning device shown in FIG. Figure 2 A schematic diagram of the side structure of an anti-tilting vertical rolling mill turning device is shown.

[0037] A tilting-proof vertical rolling mill turning device may include a turning frame 8, a mounting seat 9 and a guide pulley.

[0038] An L-shaped installation position for the rolling mill 1 is arranged inside the turning frame 8, and an outer side of the turning frame 8 corresponding to the installation position is an arc-shaped surface protruding outwards;

[0039] The arc surface is provided with a first transmission member and a first guide member perpendicular to the axis direction;

[0040] A driving shaft 92 and a driven shaft 91 are arranged on the mounting seat 9 in parallel with the axial direction, the driving shaft 92 is drivingly connected to the driven shaft, and the driving shaft is connected to a driving member;

[0041] The driving shaft and the driven shaft are both provided with a second transmission member corresponding to the first transmission member and connected to the first transmission member in transmission, and the driving shaft and the driven shaft are both provided with a second guide member corresponding to the first guide member and in contact with the first guide member to guide;

[0042] The turning frame 8 is provided with a first limit block 31 at the position where the rolling mill 1 performs vertical rolling, and the turning frame 8 is provided with a second limit block 32 at the position where the rolling mill 1 performs flat rolling. The mounting seat 9 is provided with limit members corresponding to the limit positions of the first limit block 31 and the second limit block 32, respectively.

[0043] The axes of the driving shaft and the driven shaft 91 are located on both sides of the projection line of the axis of the arc surface vertically projected onto the mounting seat 9, and the driving shaft and the driven shaft 91 are both mounted on the upper surface of the mounting seat 9 through bearings.

[0044] The present application uses a guide member to guide, a transmission member to transmit the turning frame 8 90 degrees, and a limit member to limit the position when the rolling mill 1 reaches the required working position, so that the horizontal roller can achieve the effect of both horizontal rolling and vertical rolling.

[0045] Optionally, a fixing member is provided on the first surface of the installation position and the second surface perpendicular to the first surface, one side of the fixing member is fixedly connected to the installation position, and the other side of the fixing member away from the installation position is fixedly connected to the rolling mill 1.

[0046] The first surface and the second surface are combined to form an L-shaped installation position.

[0047] Exemplarily, the fixing member includes a bracket 1 5, a bracket 2 6, a bracket 3 7 and a bracket 4 10, see Figure 2 The bracket 4 10 is fixedly connected to the first surface of the installation position of the turning frame 8 by bolts, and four brackets 4 10 can be evenly distributed on the first surface to stabilize the bottom surface of the rolling mill 1. The bracket 1 5, the bracket 2 6 and the bracket 3 7 are fixedly connected to the second surface of the installation position of the turning frame 8 by bolts, and two brackets 1 5, the bracket 2 6 and the bracket 3 7 can be respectively provided to stabilize the side of the rolling mill 1.

[0048] Optionally, the first transmission member is a chain 41, and the chain 41 is arranged along the arc surface and perpendicular to the axis of the arc surface;

[0049] The second transmission member is a sprocket 2 , and the sprocket 2 is meshed with a corresponding chain 41 .

[0050] It should be noted that both the driving shaft 92 and the driven shaft 91 are provided with sprockets 2 corresponding to the chains 41 , and each sprocket 2 is vertically fixed to the corresponding driving shaft 92 or driven shaft 91 .

[0051] Furthermore, a plurality of chains 41 are symmetrically arranged on the arc surface along the axis of the arc surface.

[0052] The symmetrical distribution can prevent the chain 41 from falling off and improve the stability of the transmission.

[0053] Exemplarily, two chains 41 are symmetrically arranged on the arc-shaped surface along the axis of the arc-shaped surface.

[0054] Furthermore, a tensioning block 42 is provided on the arc surface corresponding to the chain 41 .

[0055] The tensioning block 42 makes the chain 41 fit against the sprocket 2 to prevent the chain 41 from falling off the sprocket 2 .

[0056] Optionally, the first guide member is a guide plate 81 that fits the arc surface and is perpendicular to the arc surface, and the guide plate 81 is disposed adjacent to both ends of the arc surface along the axial direction of the arc surface;

[0057] The second guide member is a roller 93, the roller 93 on the driving shaft 92 is rotatably connected to the driving shaft 92, and the roller 93 on the driven shaft 91 is rotatably connected to the driven shaft 91;

[0058] One side of the end surface of the roller 93 close to the arc-shaped surface extends toward the arc-shaped surface to form an extension plate 931 , and the extension plate 931 is in contact with the side surface of the adjacent guide plate 81 .

[0059] Guide plates are provided at both ends of the arc-shaped surface, and rollers 93 are provided corresponding to the two guide plates. The two rollers 93 are fitted with the corresponding guide plates through the outer extension plates, so as to limit the two ends of the arc-shaped surface.

[0060] Optionally, the limiting member is a roller 93.

[0061] When the rolling mill 1 rotates to Figure 2 When the flat rolling position is shown, the second limit block 32 is in contact with the roller 93 on the drive shaft. Figure 2 When the rolling mill 1 in the horizontal rolling position rotates counterclockwise by 90 degrees to be vertical rolling, the first limit block 31 is in contact with the roller 93 on the driven shaft 91 to limit the position.

[0062] Optionally, the driving member is a reduction motor 94 .

[0063] Furthermore, it also includes a first positioning switch and a second positioning switch, and the flip frame 8 is fixed with a first sensing block and a second sensing block;

[0064] When the turning frame 8 moves to the vertical rolling position of the rolling mill 1, the first induction block triggers the first positioning switch, and the signal output end of the first positioning switch is connected to the control end of the reduction motor to control the reduction motor 94 to stop;

[0065] When the turning frame 8 moves to the flat rolling position of the rolling mill 1, the second sensing block triggers the second positioning switch, and the signal output end of the second positioning switch is connected to the control end of the reduction motor to control the reduction motor 94 to stop.

[0066] Exemplarily, the first positioning switch can be a travel switch or a photoelectric switch. When the overturning frame 8 is overturned into place, the reduction motor 94 is controlled to stop by triggering the corresponding first positioning switch or the second positioning switch.

[0067] Furthermore, it also includes a third positioning switch and a fourth positioning switch;

[0068] When the turning frame 8 moves to the vertical rolling position of the rolling mill 1, the first induction block triggers the third positioning switch, and the signal output end of the third positioning switch is connected to the control end of the reduction motor to control the reduction motor 94 to decelerate;

[0069] When the turning frame 8 moves to the flat rolling position of the rolling mill 1, the second sensing block triggers the fourth positioning switch, and the signal output end of the fourth positioning switch is connected to the control end of the reduction motor to control the reduction motor 94 to decelerate.

[0070] Exemplarily, the positioning switch can be a travel switch or a photoelectric switch. When the turning frame 8 turns over and approaches the deceleration position, the corresponding third positioning switch or the fourth positioning switch is triggered to control the deceleration motor 94 to decelerate, so that the subsequent turning can be stopped in time after reaching the desired position.

[0071] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0072] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An anti-tilting vertical rolling mill turning device, characterized in that: Including flip frame, mounting base and guide pulley, An L-shaped installation position for the vertical rolling mill is arranged inside the turning frame, and an outer side of the turning frame corresponding to the installation position is an arc-shaped surface protruding outwards; The arc surface is provided with a first transmission member and a first guide member perpendicular to the axis direction; A driving shaft and a driven shaft are arranged on the mounting seat in parallel to the axis direction, the driving shaft is transmission-connected with the driven shaft, and the driving shaft is connected with a driving member; The driving shaft and the driven shaft are both provided with a second transmission member corresponding to the first transmission member and connected to the first transmission member in transmission, and the driving shaft and the driven shaft are both provided with a second guide member corresponding to the first guide member and in contact with the first guide member to guide; The turning frame is provided with a first limit block at the position where the vertical rolling mill performs vertical rolling, and the turning frame is provided with a second limit block at the position where the vertical rolling mill performs flat rolling, and the mounting seat is provided with limit members corresponding to the limit positions of the first limit block and the second limit block respectively; The device further comprises a first positioning switch and a second positioning switch, and the flip frame is fixed with a first sensing block and a second sensing block; When the turning frame moves to the vertical rolling position of the vertical rolling mill, the first induction block triggers the first positioning switch, and the signal output end of the first positioning switch is connected to the control end of the reduction motor to control the reduction motor to stop; When the turning frame moves to the flat rolling position of the vertical rolling mill, the second induction block triggers the second positioning switch, and the signal output end of the second positioning switch is connected to the control end of the reduction motor to control the reduction motor to stop; The device also includes a third positioning switch and a fourth positioning switch; When the turning frame moves to the vertical rolling position of the vertical rolling mill, the first induction block triggers the third positioning switch, and the signal output end of the third positioning switch is connected to the control end of the reduction motor to control the reduction motor to decelerate; When the turning frame moves to the flat rolling position of the vertical rolling mill, the second sensing block triggers the fourth positioning switch, and the signal output end of the fourth positioning switch is connected to the control end of the reduction motor to control the reduction motor to decelerate.

2. The anti-tilting vertical rolling mill turning device according to claim 1 is characterized in that: A fixing member is disposed on the first surface of the installation position and on a second surface perpendicular to the first surface. One side of the fixing member is fixedly connected to the installation position, and the other side of the fixing member away from the installation position is fixedly connected to the vertical rolling mill.

3. The anti-tilting vertical rolling mill turning device according to claim 1, characterized in that: The first transmission member is a chain, and the chain is arranged along the arc surface and perpendicular to the axis of the arc surface; The second transmission member is a sprocket, and the sprocket is meshed with the corresponding chain.

4. The anti-tilting vertical rolling mill turning device according to claim 3 is characterized in that: A plurality of chains are symmetrically arranged on the arc surface along the axis of the arc surface.

5. The anti-tilting vertical rolling mill turning device according to claim 3, characterized in that: A tensioning block is also arranged on the arc surface corresponding to the chain.

6. The anti-tilting vertical rolling mill turning device according to claim 1, characterized in that: The first guide member is a guide plate that fits the arc-shaped surface and is perpendicular to the arc-shaped surface, and the guide plate is arranged near two ends of the arc-shaped surface along the axis direction of the arc-shaped surface; The second guide member is a roller, the roller on the driving shaft is rotatably connected to the driving shaft, and the roller on the driven shaft is rotatably connected to the driven shaft; One side of the end surface of the roller close to the arc-shaped surface extends toward the arc-shaped surface to form an extension plate, and the extension plate is in contact with the side surface of the adjacent guide plate.

7. The anti-tilting vertical rolling mill turning device according to claim 1, characterized in that: The limiting member is a roller.

8. The anti-tilting vertical rolling mill turning device according to claim 1, characterized in that: The driving member is a reduction motor.

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