CN218108855U

CN218108855U - Steel hot rolling device capable of refining grains

Info

Publication number: CN218108855U
Application number: CN202221956727.3U
Authority: CN
Inventors: 焦琪静; 郑伟; 业飞; 祁小冬; 岳增玉; 柳叶芳; 封保冬
Original assignee: Jiangsu Supervision and Inspection Institute for Product Quality
Current assignee: Jiangsu Supervision and Inspection Institute for Product Quality
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-12-23
Anticipated expiration: 2032-07-27

Abstract

The utility model discloses a can refine steel hot rolling device of crystalline grain, include base, fixed plate, screw rod, regulating block, connector, hot roll and lead just device. The cross guide device is arranged at the front end of the fixed plate, when steel enters the hot rolling device, the cross guide device can move along the surface of the cross plate, if the steel deviates, the steel can move onto the guide plate and the guide roller, and under the action of downward gravity center, the steel can move downwards along the surface of the guide roller, so that the steel can move on the surface of the cross plate in parallel again, and the beneficial effect of guiding the steel when the steel deviates obliquely is achieved; be equipped with through the diaphragm bottom and scrape the material structure and be equipped with the second on the baffle and scrape the material structure, when steel got into between the baffle and when removing, scrape the flitch and scrape the flitch with the second and can strike off steel surperficial cinder, reached the beneficial effect that strikes off steel surperficial cinder.

Description

Steel hot rolling device capable of refining grains

Technical Field

The utility model relates to a hot rolling device field of being correlated with especially relates to a steel hot rolling device that can refine crystalline grain.

Background

The steel is a material with certain shape, size and performance, which is made by steel ingot, billet or steel material through pressure processing, most of the steel processing is through pressure processing, the processed steel (billet, ingot, etc.) generates plastic deformation, according to the difference of the steel processing temperature, the steel processing can be divided into cold processing and hot processing, hot rolling is a mode of metal material hot processing, a hot rolling device is needed for processing, the hot rolling can improve the processing technology performance of the steel, namely, the coarse crystal grains in the casting state are crushed, the cracks are obviously healed, the casting defect is reduced or eliminated, the casting state structure is converted into a deformation structure, and the alloy processing performance is improved.

However, when the shape of the head and the tail of the steel is not good and the steel can incline, the prior hot rolling device is inconvenient to guide the steel, so that the steel inclines to enter the hot rolling device for processing, the steel has a strange shape after hot rolling and needs to be processed again, the outer surface of the steel can form a layer of oxide skin after being heated, and the oxide skin is inconvenient to remove when the steel enters the hot rolling device for processing, so that the oxide skin is pressed into the steel together.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned deficiency, the utility model provides a steel hot rolling device that can refine crystalline grain.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a can refine steel hot rolling device of crystalline grain, includes the base, be equipped with the fixed plate on the base, install in the screw rod of fixed plate upper end, be equipped with the regulating block in the fixed plate, install in the inside connector of regulating block, with the hot roll that the connector is fixed mutually, lead the front end that the fixed plate was located to the device, lead the device and include the diaphragm, the diaphragm is installed in the fixed plate middle-end, the diaphragm bottom is equipped with branch, diaphragm top end face is equipped with the baffle, the baffle lateral wall is equipped with the deflector roll, the inside second deflector roll that is equipped with of diaphragm, the diaphragm bottom is equipped with scrapes the material structure, the baffle upper end is equipped with the second and scrapes the material structure, the baffle outside is equipped with adjustment mechanism.

Preferably, the scraping structure comprises a fixing rod, the fixing rod is fixed to the bottom end face of the transverse plate, a rotating rod connected with the front end of the fixing rod in a rotating mode is arranged, a torsion spring is sleeved on the surface of the rotating rod, the side wall of the rotating block is arranged on the rotating rod, a pressing block is arranged on the front side of the rotating block, a roller shaft is arranged inside the rotating block, and a scraping plate is arranged on the top end face of the rotating block.

Preferably, the second scraping structure comprises a fixed frame, the fixed frame is arranged at the upper end of the guide plate, a telescopic rod is arranged inside the fixed frame, a spring is sleeved on the telescopic rod, and a second scraping plate is arranged at the lower end of the telescopic rod.

Preferably, adjustment mechanism includes a fixed cylinder, the baffle lateral wall is located to a fixed cylinder, the inside lead screw that is equipped with of fixed cylinder, the lead screw upper end is equipped with the knob, the lead screw surface is equipped with the thread piece, thread piece one end is connected with fixed frame to realize the fixed frame of location.

Preferably, the transverse plate is internally provided with a placing groove, the second guide roller is positioned inside the placing groove, the distance between the second guide roller and the inner side of the placing groove is not less than two millimeters, and the lower end of the placing groove is provided with an opening.

Preferably, both ends all are equipped with the deflector roll about the baffle to the deflector roll is equipped with and is no less than two.

Preferably, the upper side of the pressing block is a circular arc surface, the surface of the pressing block is a smooth surface, and the pressing block is integrally formed on the front side of the rotating block.

Preferably, the two fixed cylinders are arranged at the left side and the right side of the guide plate, have the same structure and are respectively connected with the side wall of the fixed frame.

Preferably, the fixing cylinder is made of iron.

Preferably, the knob is made of stainless steel.

The utility model has the advantages that:

the utility model discloses a lead the front end that the fixed plate was located to the device, when steel got into the hot rolling device in, can follow the diaphragm surface and remove, if steel takes place to squint, can remove to on baffle and the deflector roll, under the decurrent effect of focus, steel can follow deflector roll surface and move down to parallel again and remove at the diaphragm surface, reached and lead positive beneficial effect to steel when taking place to incline the skew.

Further, be equipped with through the diaphragm bottom and scrape the material structure and be equipped with the second on the baffle and scrape the material structure, when steel got into between the baffle and when removing, scrape the flitch and scrape the flitch with the second and can strike off steel surperficial cinder, reached the beneficial effect that strikes off steel surperficial cinder.

Further, be equipped with adjustment mechanism through the baffle outside, rotate the knob and can carry out altitude mixture control to fixed frame, reached and to have adjusted the height of fixed frame according to the size of steel, realized the not beneficial effect of equidimension steel of adaptation.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the structure of the guiding device of the present invention;

FIG. 3 is a schematic view of the front view of the guiding device of the present invention;

FIG. 4 is a schematic view of the right side of the guiding device of the present invention;

FIG. 5 is a schematic view of the scraping structure of the present invention;

fig. 6 is a schematic view of the front cross-sectional structure of the adjusting mechanism of the present invention.

Wherein: the device comprises a base-1, a fixing plate-2, a screw rod-3, an adjusting block-4, a connecting head-5, a hot rolling roller-6, a guide device-7, a transverse plate-71, a supporting rod-72, a guide plate-73, a guide roller-74, a second guide roller-75, a material scraping structure-76, a second material scraping structure-77, an adjusting mechanism-78, a fixing rod-761, a rotating rod-762, a torsion spring-763, a rotating block-764, a pressing block-765, a roller shaft-766, a material scraping plate-767, a fixing frame-771, a telescopic rod-772, a spring-773, a second material scraping plate-774, a fixing cylinder-781, a screw rod-782, a knob-783 and a thread block-784.

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.

Please refer to fig. 1, the utility model provides a can refine steel hot rolling device of crystalline grain, base 1, there is fixed plate 2 base 1 is last through the bolt fastening, fixed plate 2 is equipped with two both ends of controlling that are located base 1 upper end respectively, 2 upper ends of fixed plate and 3 threaded connection of screw rod, be equipped with regulating block 4 in the fixed plate 2, screw rod 3 is lower singly to rotate with regulating block 4 and is connected, in order to realize rotating screw rod 3 to regulating block 4 regulating action, install in the inside connector 5 of regulating block 4, connector 5 is used for installing the effect of drive wheel, in order to realize the effect of drive connector 5 pivoted, connector 5 and hot roll 6 integrated into one piece, 2 front ends of fixed plate are equipped with leads just device 7.

Referring to fig. 2, 3 and 4, the present invention provides a steel hot rolling device capable of refining grains, wherein the guiding device 7 includes a transverse plate 71, a mounting block is disposed at the rear end of the transverse plate 71, the mounting block is fixed to the middle side wall of the fixing plate 2 through a bolt to realize the mounting and fixing of the transverse plate 71, a support rod 72 is welded at the bottom end of the transverse plate 71, the support rod 72 is fixed to the side wall of the fixing plate 2 through a bolt to realize the support of the transverse plate 71, a guide plate 73 is integrally formed on the top end surface of the transverse plate 71, and guide rollers 74 are disposed on the left and right sides of the guide plate 73;

at least two guide rollers 74 are arranged and are respectively positioned at the lower end of the side wall of the guide plate 73, a placing groove is arranged in the transverse plate 71, the second guide roller 75 is arranged in the placing groove and is rotatably connected with the placing groove, and the distance between the second guide roller 75 and the inner side of the placing groove is two millimeters, so that the effect that oxide skin cannot be clamped between the second guide roller 75 and the placing groove is achieved;

the bottom end of the transverse plate 71 is provided with a scraping structure 76, the upper end of the guide plate 73 is provided with a second scraping structure 77, and the outer side of the guide plate 73 is provided with an adjusting mechanism 78.

Referring to fig. 3, 4 and 5, the present invention provides a steel hot rolling apparatus capable of refining grains, wherein the scraping structure 76 includes a fixing rod 761, the rear end of the fixing rod 761 is fixed to the bottom end face of the transverse plate 71 by a bolt, the front end of the fixing rod 761 is rotatably connected to the rotating rod 762, and the rotating rod 762 is integrally formed on the side wall of the rotating block 764;

wherein, the surface of the rotating rod 762 is sleeved with a torsion spring 763, one end of the torsion spring 763 is inserted into the rotating rod 762, and the other end of the torsion spring 763 is inserted into the inner wall of the front end of the fixing rod 761;

a pressing block 765 is integrally formed on the front side of the rotating block 764, the upper side of the pressing block 765 is of an arc smooth surface, a roller shaft 766 is rotatably connected inside the rotating block 764, and a scraping plate 767 is integrally formed on the top end face of the rotating block 764, located at the rear end of the roller shaft 766.

Referring to fig. 6, the utility model provides a steel hot rolling device capable of refining grains, the second scraping structure 77 includes fixed frame 771, the upper end between two guides 73 is located to fixed frame 771, fixed frame 771 is inside to weld with telescopic link 772 upper end mutually, telescopic link 772 lower extreme welds with second scraping board 774 mutually, telescopic link 772 surface cover has spring 773, spring 773's upper end is fixed in fixed frame 771 inboard upper end, spring 773's lower extreme is fixed in second scraping board 774 top surface.

Referring to fig. 6, the present invention provides a steel hot rolling apparatus capable of refining grains, wherein the adjusting mechanism 78 includes two fixed cylinders 781, the two fixed cylinders 781 are respectively welded to the side walls of two guide plates 73, the lower end of the inside of the fixed cylinders 781 is rotatably connected to the lower end of a lead screw 782, a knob 783 is welded to the upper end of the lead screw 782, the surface of the lead screw 782 is in threaded connection with a threaded block 784, and one end of the threaded block 784 is welded to a fixed frame 771, so as to fix the fixed frame 771; the fixing cylinder 781 is made of iron material, so that the fixing cylinder has the effects of high hardness and difficult deformation; the knob makes 783 made of stainless steel have the effects of rust prevention and high durability.

The working principle is as follows:

base 1 passes through the bolt fastening in ground, fixed plate 2 is used for fixed hot roll 6's effect, splice drive wheel and connector 5 mutually, then the drive wheel rotates and makes connector 5 rotate when opening drive arrangement, thereby make hot roll 6 rotate, steel can be transported through supporting conveying equipment, thereby transport to between two hot rolls 6, then can carry out the hot rolling through pivoted hot roll 6, rotate the interval between the adjustable hot roll 6 of screw rod 3.

When steel enters the hot rolling device, the steel moves along the surface of the transverse plate 71, if the steel deviates, the steel moves onto the guide plate 73, and the guide roller 74 is arranged on the guide plate 73, so the steel can be attached to the guide roller 74 when moving onto the guide plate 73, then under the action of downward gravity center, the steel moving onto the guide plate 73 can move downward along the surface of the guide roller 74, so that the steel moves parallel to the surface of the transverse plate 71 again, the steel is guided and aligned when deviating obliquely, the second guide roller 75 on the transverse plate 71 is used for preventing material jamming, and the support rod 72 at the lower end of the transverse plate 71 is used for supporting the transverse plate 71.

When steel materials enter the guide plates 73, the steel materials slide along the surfaces of the pressing blocks 765, the pressing blocks 765 are stressed to rotate forwards, the rotating blocks 764 rotate along the inner walls of the fixing rods 761, the torsion springs 763 are stressed to deform to generate elasticity, when the rotating blocks 764 rotate forwards, the roller shafts 766 can be attached to the bottom end faces of the steel materials, the scraping plates 767 can be attached to the bottom end faces of the steel materials, when the steel materials enter the guide plates 73, the second scraping plates 774 can be attached to the top end faces of the steel materials, the springs 773 are stressed to compress to push the second scraping plates 774 to be attached to the top end faces of the steel materials, when the steel materials continuously move along the surfaces of the transverse plates 71, the scraping plates 767 can scrape oxide skins of the bottom end faces of the steel materials, the second scraping plates 774 can scrape the oxide skins of the top end faces of the steel materials, and the effect of scraping the oxide skins of the surfaces of the steel materials is achieved.

When the not steel of equidimension of hot rolling, the rotatable knob 783 of staff, make lead screw 782 rotate, because lead screw 782 and screw block 784 threaded connection, so when lead screw 782 rotates, screw block 784 can be followed lead screw 782 surface and removed and slided along the fixed section of thick bamboo 781 inboard simultaneously, and drive fixed frame 771 and adjust, realized can adjusting the height of fixed frame 771 according to the size of steel.

The utility model provides a steel hot rolling device capable of refining crystal grains, which is arranged at the front end of a fixed plate 2 through a guide device 7, when steel enters the hot rolling device, the steel can move along the surface of a transverse plate 71, if the steel deviates, the steel can move onto a guide plate 73 and a guide roller 74, and under the action of downward gravity center, the steel can move downwards along the surface of the guide roller 74, so that the steel can move on the surface of the transverse plate 71 in parallel again, and the beneficial effect of guiding the steel when the steel deviates obliquely is achieved; through the scraping structure 76 arranged at the bottom end of the transverse plate 71 and the second scraping structure 77 arranged at the upper end of the guide plate 73, when the steel enters between the guide plates 73 and moves, the oxide skin on the surface of the steel is scraped by the scraping plate 767 and the second scraping plate 774, so that the beneficial effect of scraping the oxide skin on the surface of the steel is achieved; be equipped with adjustment mechanism 78 through the baffle 73 outside, rotate knob 783 and can carry out the altitude mixture control to fixed frame 771, reached and to have adjusted the height of fixed frame 771 according to the size of steel, realized the not beneficial effect of equidimension steel of adaptation.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 steel hot rolling device capable of refining grains comprises a base (1), wherein a fixing plate (2) is arranged on the base (1), a screw (3) is installed at the upper end of the fixing plate (2), an adjusting block (4) is arranged in the fixing plate (2), a connector (5) is installed inside the adjusting block (4), and a hot rolling roll (6) is fixed with the connector (5);

the method is characterized in that: still including leading just device (7), lead just device (7) and locate the front end of fixed plate (2), it includes diaphragm (71) to lead just device (7), install in fixed plate (2) middle-end diaphragm (71), diaphragm (71) bottom is equipped with branch (72), diaphragm (71) top end face is equipped with baffle (73), baffle (73) lateral wall is equipped with deflector roll (74), diaphragm (71) inside is equipped with second deflector roll (75), diaphragm (71) bottom is equipped with scrapes material structure (76), baffle (73) upper end is equipped with the second and scrapes material structure (77), baffle (73) outside is equipped with adjustment mechanism (78).

2. The hot rolling apparatus for a steel product capable of grain refinement as claimed in claim 1, wherein: scrape material structure (76) including dead lever (761), dead lever (761) are fixed in diaphragm (71) bottom face, with dead lever (761) front end rotation dwang (762) of being connected, dwang (762) surface cover has torsional spring (763), turning block (764) lateral wall is located in dwang (762), turning block (764) front side is equipped with briquetting (765), inside roller (766) that is equipped with of turning block (764), turning block (764) top face is equipped with scrapes flitch (767).

3. The hot rolling apparatus for a steel product capable of grain refinement as claimed in claim 1, wherein: the second scrapes material structure (77) is including fixed frame (771), baffle (73) upper end is located to fixed frame (771), fixed frame (771) inside is equipped with telescopic link (772), the cover has spring (773) on telescopic link (772), telescopic link (772) lower extreme is equipped with the second and scrapes flitch (774).

4. A steel hot rolling apparatus capable of grain refinement according to claim 3, characterized in that: adjustment mechanism (78) is including solid fixed cylinder (781), baffle (73) lateral wall is located to solid fixed cylinder (781), gu fixed cylinder (781) is inside to be equipped with lead screw (782), lead screw (782) upper end is equipped with knob (783), lead screw (782) surface is equipped with screw block (784), screw block (784) one end is connected with fixed frame (771) to realize the fixed frame (771) of location.

5. The hot rolling apparatus for a steel product capable of grain refinement as claimed in claim 1, wherein: the transverse plate (71) is internally provided with a placing groove, the second guide roller (75) is positioned inside the placing groove, the distance between the second guide roller (75) and the inner side of the placing groove is not less than two millimeters, and the lower end of the placing groove is provided with an opening.

6. A steel hot rolling apparatus capable of grain refinement according to claim 5, characterized in that: both ends all are equipped with deflector roll (74) about baffle (73) to deflector roll (74) are equipped with and are no less than two.

7. A steel hot rolling apparatus capable of grain refinement according to claim 2, characterized in that: the upper side of the pressing block (765) is in an arc surface shape, the surface of the pressing block (765) is in a smooth surface shape, and the pressing block (765) is integrally formed on the front side of the rotating block (764).

8. A hot rolling apparatus as claimed in claim 4, wherein: the two fixed cylinders (781) are positioned on the left side and the right side of the guide plate (73), have the same structure and are respectively connected with the side wall of the fixed frame (771).