CN113830544A

CN113830544A - Billet upset straightener

Info

Publication number: CN113830544A
Application number: CN202111004223.1A
Authority: CN
Inventors: 潘华; 张鹏; 魏泽华; 李景伟; 马凤春
Original assignee: Shandong Province Metallurgical Engineering Co Ltd
Current assignee: Shandong Province Metallurgical Engineering Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-12-24
Anticipated expiration: 2041-08-30
Also published as: CN113830544B

Abstract

The invention relates to a billet overturning and straightening device, which comprises: the hollow turbine box is provided with a hollow cylinder structure, a turbine and a worm, wherein a ring plate body is arranged at the end part of the hollow cylinder, an opening is formed in the circle center part of the ring plate body, the turbine is sleeved on the outer side of the hollow cylinder, the worm is located below the turbine, the turbine is meshed with the worm and connected with the worm, and a clamping device is arranged on the ring plate body. The movable roller is turned around the center as the original position, so that the roller can be prevented from colliding with the surface of a roller, the surface damage of the continuous casting billet can be reduced, and the surface quality of the continuous casting billet is improved. The continuous conveying and overturning of the steel billets can be realized, the overturning efficiency is improved, and the energy consumption is saved; the worm wheel and the worm are not directly exposed outside and are less influenced by the surrounding environment.

Description

Billet upset straightener

Technical Field

The invention belongs to the technical field of metallurgical equipment, particularly belongs to continuous casting billet heating treatment equipment, and relates to a billet overturning and straightening device.

Background

The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.

In order to prevent the heating furnace from being damaged when the bent continuous casting billet enters the heating furnace, a steel production enterprise sets a casting billet turnover device on a front roller way of the heating furnace. At present, most domestic production enterprises use a clamp type tilter or a hydraulic tilter, wherein the clamp type tilter is a clamp consisting of a clamp claw or a tilting roller and a clamping roller; the hydraulic tilting gear comprises a turning arm and a receiving arm, wherein the turning arm and the receiving arm are respectively controlled by a hydraulic cylinder to realize the turning of the continuous casting billet.

However, the existing clamp type tilting gear and hydraulic type tilting gear have the following problems: (1) when the tilting gear acts, the direction is uncertain or the casting blank is difficult to master and is easy to collide with the roller surface, so that the conveying roller is easy to abrade, and the surface quality of the casting blank is reduced; (2) the blank of the tilting gear must be stopped during tilting to realize tilting, so that the tilting efficiency is reduced; (3) the existing clamp type tilting gear and hydraulic type tilting gear can not be totally closed, so that the surrounding environment is poor, and the problems of cleanness and environmental protection can not be achieved.

Disclosure of Invention

In view of the problems in the prior art, the invention aims to provide a billet turn-over straightening device.

In order to solve the technical problems, the technical scheme of the invention is as follows:

a billet turn-over straightening device comprises:

the hollow turbine box is provided with a hollow cylinder structure, a turbine and a worm, wherein a ring plate body is arranged at the end part of the hollow cylinder, an opening is formed in the circle center part of the ring plate body, the turbine is sleeved on the outer side of the hollow cylinder, the worm is located below the turbine, the turbine is meshed with the worm and connected with the worm, and a clamping device is arranged on the ring plate body.

The invention relates to a billet overturning and straightening device, which utilizes a structure that a worm drives a turbine to rotate, and the turbine drives a hollow cylinder to rotate to overturn and straighten a billet. The billet passes through the hollow position of the hollow cylinder and then enters the roller way.

Compared with the existing clamp type tilting gear and hydraulic type tilting gear, the continuous turning device can avoid collision with a roller way surface, can realize continuous conveying and turning of steel billets, improves the turning efficiency and saves energy consumption; the worm wheel and the worm are not directly exposed outside and are less influenced by the surrounding environment.

One or more technical schemes of the invention have the following beneficial effects:

(1) in the quality aspect: the billet overturning and straightening device comprises a hollow turbine box, the hollow turbine box is driven to rotate by a turbine, the action is in-situ around-core overturning, collision with a roller surface is avoided, surface damage of a continuous casting billet can be reduced, surface quality of the continuous casting billet is improved, continuous conveying and overturning of billets can be realized, and overturning efficiency is improved;

(2) energy conservation: the steel turnover machine can be turned around the center in situ, and the casting blank is not in contact with the roller way surface, so that energy conservation and noise reduction can be realized;

(3) in the aspect of environmental protection: the steel tilting machine mechanism is driven by a hollow turbine box, the transmission mechanism is totally closed, a turbine and a worm are not directly exposed outside, and the contact area with the outside is small, so that the purposes of cleaning and environmental protection are achieved;

(4) in the aspect of precision: the tilting gear mechanism can move back and forth, the clamping mechanism is pneumatic, full-angle overturning can be achieved according to the position of a casting blank, the motion is sensitive, the operation is convenient, and the precision is high.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the invention and not to limit the invention.

FIG. 1 is an isometric view of a billet turn straightener;

FIG. 2 is a front view of a billet turn straightener;

FIG. 3 is a side view of a billet turn straightener;

FIG. 4 is a top view of the billet turn straightener;

FIG. 5 is a cross-sectional view taken along A-A in FIG. 3;

FIG. 6 is a process diagram of reverse 90 ° turn-over of the positioned billet;

FIG. 7 is a schematic view of a hollow turbine housing;

FIG. 8 is a view of the clamp arm in isolation;

FIG. 9 is a view of the hydraulic block;

FIG. 10 is a schematic view showing the assembly of the main parts of the billet turn-over straightener.

Description of reference numerals: 1-hollow worm gear case; 2-a base; 3, a protective cover; 4-a translational hydraulic cylinder; 5, clamping a hydraulic cylinder; 6-a clamping arm; 7-hydraulic cylinder piping; 8-hydraulic block; 9-an airborne bracket; 10-a floor stand; 11-proximity switch sensing block; 12-a motor; 13-hydraulic cylinder ear seat; 14-a roller; 15-ring plate body; 16-counterweight ring body; 17-turbine bearings; 18-a hollow cylinder; 19-a worm; 20-a turbine; 21-an outer support housing; 22-roller runner; 23-an inverted L-shaped fixing plate and 24-a V-shaped clamping plate; 25-U-shaped slider; 26-a slide table; 27-fixed pulley.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

A billet turn-over straightening device comprises:

In some embodiments of the invention, the clamping device comprises a clamping arm and a clamping hydraulic cylinder, the clamping hydraulic cylinder is connected with the clamping arm, the two clamping devices are arranged, and the two clamping devices are arranged oppositely.

In some embodiments of the invention, the clamping arm comprises a V-shaped clamping plate and a U-shaped sliding block, the V-shaped clamping plate is connected with the closed end of the U-shaped sliding block, the opening of the V-shaped clamping plate faces outwards, and the clamping hydraulic cylinder is matched to extend into the opening end of the U-shaped sliding block and is connected with the inside of the U-shaped sliding block.

In some embodiments of the present invention, a sliding table is disposed on the ring plate body, and two sides of the U-shaped sliding block are slidably connected to the sliding table in a matching manner.

In some embodiments of the present invention, the hollow turbine box further includes two vertically disposed turbine bearings, the two turbine shafts are respectively located at two sides of the turbine, the two turbine bearings are sleeved on the outer side of the hollow cylinder, and the turbine bearings are rotatably and slidably connected with the hollow cylinder.

In some embodiments of the present invention, the turbine bearing further comprises an outer support housing, the outer support housing is sleeved outside the turbine bearing, and the bottom of the outer support housing is disposed on the bearing platform.

In some embodiments of the present invention, the support device further comprises a roller, wherein two sides of the bottom of the outer support housing are respectively provided with an inverted L-shaped fixing plate, and two ends of the inverted L-shaped fixing plate are respectively connected with the roller.

In some embodiments of the invention, the horizontal moving device is located below the hollow cylinder and has a slide structure, the hollow cylinder falls on the slide structure, and the hollow cylinder can horizontally slide along the slide.

In some embodiments of the invention, the horizontal movement device comprises a translational hydraulic cylinder, the slide has a structure with a groove, and a piston rod of the translational hydraulic cylinder is matched to extend into the groove.

In some embodiments of the present invention, the hydraulic cylinder further comprises a hydraulic cylinder ear seat, wherein the hydraulic cylinder ear seat comprises a top platform and a lower fixing plate, and the lower fixing plate is fixedly connected with a piston rod of the translational hydraulic cylinder.

In some embodiments of the present invention, two roller chutes are respectively disposed on two sides of the top of the slide way, the two roller chutes respectively have a groove structure, and openings of the grooves of the two roller chutes are opposite to each other.

In some embodiments of the invention, the slide rail further comprises a protective cover, and the protective cover can be detachably covered on the top of the slide rail.

In some embodiments of the invention, an opening is provided in the ring plate body, a gap is provided between the opening and the edge of the ring plate body, and a hydraulic block is provided in the opening.

In some embodiments of the invention, the clamping device further comprises a hydraulic cylinder pipe, and the hydraulic cylinder pipe passes through the clamping seam, passes through the hydraulic block and then is connected with the clamping hydraulic cylinder.

In some embodiments of the invention, the hydraulic block is provided with an inlet pipe orifice and an outlet pipe orifice, and the hydraulic cylinder piping enters from the inlet pipe orifice and then passes out from the outlet pipe orifice.

In some embodiments of the present invention, the hydraulic cylinder pipe passes through the fixed pulley, and one end of the hydraulic cylinder pipe is connected to the pipe clamping device.

The steel billet need pass through the roll table before entering into the heating furnace, touches the heating furnace in order to prevent crooked steel billet (continuous casting billet), leads to the damage of heating furnace, so set up steel billet turning device on the roll table, can be timely overturn the straightening with the steel billet, then in entering into the heating furnace. The existing clamp type tilting gear and hydraulic type tilting gear are complex in overturning action, and the steel billet can be overturned only by pausing a roller way to convey the steel billet, so that the efficiency is influenced. In addition, the existing turnover device, such as a jaw structure of a jaw type tilting gear, is easy to collide with a roller way in the turnover process, so that the roller way surface is abraded.

The existing clamp type tilting gear and hydraulic type tilting gear can not be totally closed, and the transmission mechanism comprises a transmission rod and the like which are directly exposed outside, so that the existing clamp type tilting gear and hydraulic type tilting gear are easy to pollute and can not meet the requirements of cleanness and environmental protection.

The invention relates to a billet overturning and straightening device, which comprises: the hollow turbine box 1 is provided with a hollow cylinder 18 structure, a turbine and a worm 19, a ring plate body 15 is arranged at the end part of the hollow cylinder 18, an opening is arranged at the circle center part of the ring plate body, the turbine is sleeved on the outer side of the hollow cylinder 18, the worm 19 is positioned below the turbine 20, the turbine 20 is meshed with the worm 19, and a clamping device is arranged on the ring plate body 15.

The hollow turbine box 1 has a hollow cylinder 18 structure, the center of the hollow cylinder 18 is hollow, a position for a billet to pass through is provided, the billet directly passes through and then directly falls onto a roller way, and then overturning and straightening are completed, so that continuous operation can be realized, and the roller way is not required to stop conveying the billet.

The hollow cylinder 18 is turned over mainly by the worm 19 driving the worm wheel 20, and the worm wheel 20 driving the hollow cylinder 18. The turbine 20 is sleeved outside the hollow cylinder 18, and the turbine 20 is directly connected with the hollow cylinder 18. The worm wheel 20 can rotate the hollow cylinder 18, and the billet is inside the hollow cylinder 18, so that the billet can be turned.

The hollow turbine box 1 is arranged above the roller way, and the hollow turbine box 1 cannot collide with the roller way in the rotating process, so that the abrasion of the conveying roller is avoided. The hollow cylinder 18 can realize 180-degree turnover, and is convenient for turning the steel billet at various angles.

The ring plate body 15 is provided with a clamping device, so that the ring plate body can have the function of clamping a steel billet, and the steel billet can be conveniently turned over.

The worm can drive the turbine and realize the upset of forward 180 degrees and reverse 180 degrees, and after once overturning, clamping device loosens, and hollow cylinder returns original position under the drive of turbine, in this time, can not carry the billet upset, get back to original position after, can overturn again in succession.

The worm is connected to a motor 12. The motor 12 provides power.

Further, the clamping device comprises a clamping arm 6 and a clamping hydraulic cylinder 5, the clamping hydraulic cylinder 5 is connected with the clamping arm 6, the number of the clamping devices is two, and the two clamping devices are arranged oppositely. The clamping arm 6 is used for clamping a steel billet, and the clamping hydraulic cylinder 5 controls the stretching of the clamping arm.

Further, press from both sides tight arm and include V type splint 24 and U type slider 25, V type splint 24 meets with the closed end of U type slider 25, and V type splint 24's opening sets up towards outside, presss from both sides tight pneumatic cylinder 5 cooperation and stretches into from the open end of U type slider 25 to with the internal connection of U type slider 25. The clamping arm 6 sets up two, and two clamping arm 6 set up relatively, and the V type opening of two V type splint 24 sets up towards outside, so two V type splint 24 form a clamping space relatively, can restrain the steel billet in the clamping space, and the steel billet is lived to the pocket, avoids the landing, is favorable to the upset process.

The structure of U type slider 25 makes things convenient for tight pneumatic cylinder 5 of clamp to be connected with U type slider 25, and it is inboard that tight pneumatic cylinder 5 of clamp can more contact the tight arm of clamp, and is close to the position of steel billet, makes things convenient for the stability of the tight arm of clamp, can be more stable clip the steel billet.

Further, a sliding table 26 is arranged on the ring plate body 15, and two sides of the U-shaped sliding block 25 are in sliding connection with the sliding table 26 in a matched mode. The U-shaped sliding block is matched with the sliding table, so that the position can be moved, and the movement of the U-shaped sliding block can be limited in the sliding direction.

Further, hollow turbine case still includes two vertical turbine bearings 17 that set up, and two turbine bearings 17 are located the both sides of turbine 20 respectively, and two turbine bearings 17 cover are established in the outside of hollow cylinder 18, and turbine bearing 17 and hollow cylinder 18 rotation sliding connection. The hollow turbine box is provided with a turbine bearing which is in rotary sliding connection with the hollow cylinder 18.

Further, still include outer support shell, outer support shell cup joints the outside at turbine bearing. The turbine bearing is disposed between the outer support housing and the hollow cylinder 18 so that the outer support housing does not rotate with the hollow cylinder 18.

Further, the device also comprises a roller 14, two sides of the bottom of the outer supporting shell are respectively provided with an inverted L-shaped fixing plate 23, and two ends of the inverted L-shaped fixing plate 23 are respectively connected with the roller. The inverted L-shaped fixing plates 23 arranged on two sides of the bottom of the outer supporting shell can be conveniently connected with the idler wheels, the idler wheels can drive the whole hollow turbine box to slide, the sliding connection stability of the hollow turbine box 1 and the horizontal moving device is improved, and if the horizontal moving device is independently used for supporting and horizontally moving, the whole hollow turbine box is unstable, the accuracy of the position of a steel billet is influenced, and the steel billet is bent.

Further, the horizontal moving device is arranged below the hollow cylinder 18 and is provided with a slide way structure, the hollow cylinder falls on the slide way structure, and the hollow cylinder 18 can horizontally slide along the slide way. The horizontal moving device can adjust the horizontal position of the steel billet and accurately adjust the position of the steel billet.

Further, horizontal migration device includes translation pneumatic cylinder 4, and the recess structure is stretched into in the piston rod cooperation of translation pneumatic cylinder 4. The slide way is provided with a groove, which is beneficial to the extension of a piston rod of the translation hydraulic cylinder 4 and then drives the horizontal movement of the whole hollow turbine box. The bottom of the horizontal moving device is provided with a base 2, and the base 2 supports the horizontal moving device.

And a proximity switch induction block 11 is arranged outside the end part of the slide way of the horizontal moving device, so as to limit the horizontal moving position of the hollow turbine box.

Further, still include pneumatic cylinder ear seat 13, the bottom setting of outer support casing is on the pneumatic cylinder ear seat, and pneumatic cylinder ear seat 13 includes top platform and the fixed plate of lower part, and the fixed plate of lower part and translation pneumatic cylinder's piston rod fixed connection. Set up pneumatic cylinder ear seat 13, can provide the structure that bears for hollow turbine case 1, pneumatic cylinder ear seat 13 can connect the piston rod and the hollow turbine case 1 of translation pneumatic cylinder, can let the steady horizontal migration that carries on of hollow turbine case.

Further, the two sides of the top of the slide rail are respectively provided with a roller sliding groove 22, the two roller sliding grooves 22 are respectively provided with a groove structure, the openings of the grooves of the two roller sliding grooves 22 are opposite, and the rollers 14 are matched to roll in the roller sliding grooves. The top of the slideway is provided with a roller runner which provides a sliding channel for the roller 14.

Further, the device also comprises a protective cover 3, and the protective cover 3 can be detachably covered on the top of the slide way. When not in use, the protective cover can cover the slideway, thereby reducing the external pollution.

Furthermore, an opening is formed in the ring plate body, a crack is formed between the opening and the edge of the ring plate body, and a hydraulic block 8 is arranged in the opening.

Furthermore, the clamping device also comprises a hydraulic cylinder pipe 7, and the hydraulic pipe 7 passes through the crack, passes through a hydraulic block 8 and then is connected with the clamping hydraulic cylinder 5.

Set up the opening on the annular plate body, can conveniently introduce pneumatic cylinder piping 7, for clamping device's continuous operation, need pneumatic cylinder piping 7 to last for pressing from both sides tight pneumatic cylinder delivery oil, make things convenient for it to carry out continuous operation, the pneumatic cylinder piping is the hose, can rotate and horizontal migration along with hollow turbine case.

Further, the hydraulic block 8 is provided with an inlet pipe orifice and an outlet pipe orifice, and the hydraulic cylinder piping enters from the inlet pipe orifice and then penetrates out from the outlet pipe orifice. The inlet pipe openings and the outlet pipe openings can be arranged in a plurality of numbers, and in order to facilitate the connection of the two clamping hydraulic cylinders on the two sides, as shown in fig. 9, 4 outlet pipe openings are arranged, wherein the two outlet pipe openings are connected with one clamping hydraulic cylinder 5.

Further, the hydraulic cylinder pipe is passed through the fixed pulley 27, and one end of the hydraulic cylinder pipe is connected to the pipe clamping device. The fixed pulley 27 can restrict the position of the hydraulic cylinder piping, so that the position instability of the hydraulic cylinder piping is avoided, the fixed pulley 27 can enable the hydraulic cylinder piping on two sides to move back and forth, the hydraulic cylinder piping cannot be disordered, and the use in the overturning process is facilitated. The hydraulic cylinder device further comprises an oil introduction device which is connected with the hydraulic cylinder pipe and is used for inputting oil into the hydraulic cylinder pipe. The hydraulic cylinder pipe passes through the pipe clamping device and restrains one end of the hydraulic cylinder pipe.

The fixed pulley 27 is fixed and supported by the airborne bracket 9. The end of the hydraulic cylinder pipe is connected to the floor stand 10.

Further, the counterweight ring plate body 16 is arranged at one end of the hollow cylinder 18, and is respectively positioned at two ends of the hollow cylinder together with the ring plate body 15. The counterweight ring plate 16 and the ring plate balance each other, and the weight at two ends of the hollow cylinder 18 is balanced in the rotating process of the hollow cylinder 18, so that the two ends of the hollow cylinder 18 can rotate more stably.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A billet overturning and straightening device is characterized in that: the method comprises the following steps:

2. The billet turn-straightening apparatus as claimed in claim 1, wherein: the clamping device comprises two clamping arms and two clamping hydraulic cylinders, wherein the two clamping hydraulic cylinders are connected with the clamping arms, and the two clamping devices are arranged oppositely.

3. The billet turn-straightening apparatus as claimed in claim 1, wherein: the clamping arm comprises a V-shaped clamping plate and a U-shaped sliding block, the V-shaped clamping plate is connected with the closed end of the U-shaped sliding block, the opening of the V-shaped clamping plate is arranged outwards, and the clamping hydraulic cylinder is matched with the U-shaped sliding block to extend into the U-shaped sliding block from the open end of the U-shaped sliding block and is connected with the inside of the U-shaped sliding block;

furthermore, a sliding table is arranged on the ring plate body, and the two sides of the U-shaped sliding block are in sliding connection with the sliding table in a matched mode.

4. The billet turn-straightening apparatus as claimed in claim 1, wherein: the hollow turbine box further comprises two vertically arranged turbine bearings, the two turbine shafts are respectively located on two sides of the turbine, the two turbine bearings are sleeved on the outer side of the hollow cylinder, and the turbine bearings are connected with the hollow cylinder in a rotating and sliding mode.

5. The billet turn straightener of claim 4 wherein: the turbine bearing support structure further comprises an outer support shell, the outer support shell is sleeved on the outer side of the turbine bearing, and the bottom of the outer support shell is arranged on the bearing platform.

6. The billet turn straightener of claim 5 wherein: the device also comprises rollers, wherein two sides of the bottom of the outer supporting shell are respectively provided with an inverted L-shaped fixing plate, and two ends of the inverted L-shaped fixing plate are respectively connected with the rollers.

7. The billet turn straightener of claim 6 wherein: the horizontal moving device is positioned below the hollow cylinder and is provided with a slideway structure, the hollow cylinder falls on the slideway structure, and the hollow cylinder can horizontally slide along the slideway;

further, the horizontal moving device comprises a translation hydraulic cylinder, the slide block has a structure with a groove, and a piston rod of the translation hydraulic cylinder is matched and extends into the groove;

the bottom of the outer support shell is arranged on the hydraulic cylinder lug seat, the hydraulic cylinder lug seat comprises a top platform and a lower fixing plate, and the lower fixing plate is fixedly connected with a piston rod of the translation hydraulic cylinder;

furthermore, the two sides of the top of the slide way are respectively provided with a roller sliding groove, the two roller sliding grooves are respectively provided with a structure with grooves, and the openings of the grooves of the two roller sliding grooves are opposite.

8. The billet turn-straightening apparatus as claimed in claim 1, wherein: an opening is formed in the ring plate body, a crack is formed between the opening and the edge of the ring plate body, and a hydraulic block is arranged in the opening;

and the hydraulic pipe is connected with the clamping hydraulic cylinder after passing through the crack and the hydraulic block.

9. The billet turn straightener of claim 8 wherein: the hydraulic block is provided with an inlet pipe orifice and an outlet pipe orifice, and the hydraulic cylinder pipe penetrates out of the outlet pipe orifice after entering from the inlet pipe orifice.

10. The billet turn-straightening apparatus as claimed in claim 1, wherein: the hydraulic cylinder pipe passes through the fixed pulley, and one end of the hydraulic cylinder pipe is connected with the pipe clamping device.