CN216097481U

CN216097481U - 825 iron-nickel base alloy hot continuous rolling plate coil production line

Info

Publication number: CN216097481U
Application number: CN202121855434.1U
Authority: CN
Inventors: 冯旺爵; 蔡德智
Original assignee: Shandong Shengyang Metal Technology Co Ltd
Current assignee: Shandong Shengyang Metal Technology Co Ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-22
Anticipated expiration: 2031-08-10

Abstract

The utility model discloses a 825 iron-nickel-based alloy hot continuous rolling coil production line, which comprises a rolling line and a pickling line; the rolling line comprises a heating furnace, a rough rolling mechanism, a finish rolling mechanism, a warping head flattening device and a curling mechanism I; the pickling line comprises an uncoiling mechanism, a welding mechanism, an annealing mechanism, a descaling mechanism, a pickling mechanism, a cleaning and drying mechanism and a curling mechanism II; the warping head flattening device comprises a rack, a transmission frame, a motor, a height control mechanism, a rotating mechanism, a fixing frame, a compression roller and an arc-shaped plate; the transmission frame is arranged between the adjacent frames; the fixing frames are provided with a pair of fixing frames and symmetrically fixed on the transmission frame; the height control mechanism is arranged on one side of the fixed frame and is fixed on the transmission frame; the motor is fixed on the height control mechanism; two ends of the rotating mechanism are connected with the height control mechanism; the compression roller and the arc-shaped plate are movably connected with a rotating mechanism. According to the utility model, the warping head part of the plate is quickly leveled through the rotating mechanism and the pressing roller.

Description

825 iron-nickel base alloy hot continuous rolling plate coil production line

Technical Field

The utility model belongs to the technical field of rolling production of iron-nickel-based alloy plates, and particularly relates to a 825 iron-nickel-based alloy hot continuous rolling coil production line.

Background

825 Fe-Ni based alloy is a Ni-Fe-Cr solid solution strengthening Ni-based corrosion resistant alloy added with Mo, Cu and Ti, which is developed for use in two media of reducibility and oxidizability, has the capabilities of resisting chloride ion stress corrosion cracking, pitting corrosion, crevice corrosion and a plurality of corrosive solutions, has good sulfuric acid resistance and phosphoric acid resistance, and has certain corrosion resistance to various acid solutions, and the 825 Fe-Ni based alloy can be accompanied with a plurality of production problems in the plate rolling process; the method comprises the phenomena of end warping and the like in the rolling process of the plate; when an 825 iron-nickel-based alloy hot continuous rolling plate coil is produced, the end part is easy to warp, the plate is difficult to accurately and smoothly enter a rolling state when entering a next rolling mechanism for rolling, and the phenomenon that the warped part pushes against equipment such as a rolling roller and the like can occur;

therefore, a device is needed to flatten the raised end of the plate, so that the plate can be rolled smoothly.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a 825 iron-nickel-based alloy hot continuous rolling coil production line, which can quickly level the raised head part of a plate through a rotating mechanism and a compression roller so as to ensure the smooth rolling of the plate.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a825 iron-nickel base alloy hot continuous rolling coil production line comprises a rolling line and a pickling line; the rolling line comprises a heating furnace, a rough rolling mechanism, a finish rolling mechanism, a nose raising leveling device and a curling mechanism I, and the heating furnace, the rough rolling mechanism, the finish rolling mechanism, the nose raising leveling device and the curling mechanism I are sequentially arranged from one end to the other end in the position relation; the pickling line comprises an uncoiling mechanism, a welding mechanism, an annealing mechanism, a descaling mechanism, a pickling mechanism, a cleaning and drying mechanism and a curling mechanism II; the position relation of the device is that an uncoiling mechanism, a welding mechanism, an annealing mechanism, a descaling mechanism, an acid washing mechanism, a cleaning and drying mechanism and a coiling mechanism II are arranged from one end to the other end in sequence.

The warping head flattening device comprises a rack, a transmission frame, a motor, a height control mechanism, a rotating mechanism, a fixing frame, a compression roller and an arc-shaped plate; the transmission frame is arranged between the adjacent frames; the fixing frames are provided with a pair of fixing frames and symmetrically fixed on the transmission frame; the height control mechanism is arranged on one side of the fixed frame and is fixed on the transmission frame; the motor is fixed on the height control mechanism; two ends of the rotating mechanism are connected with the height control mechanism; the compression roller and the arc-shaped plate are movably connected with a rotating mechanism; the transmission frame bears motor, height control mechanism, slewing mechanism, mount, compression roller, arc.

The fixing frame is provided with a guide groove and a through groove, supporting plates are symmetrically arranged on two sides of the fixing frame, and two ends of each supporting plate are fixedly connected with the transmission frame and the fixing frame respectively.

The height control mechanism comprises an oil cylinder, an auxiliary stable guide post, a fixed seat I and a fixed seat II; one end of the fixing seat I is provided with a guide block I, the guide block I is arranged in the through groove, two sides of the guide block I are provided with guide blocks II, and the guide blocks II are arranged in the guide grooves; the oil cylinder is fixed on the transmission frame, and the oil cylinder top shaft is fixedly connected with the fixing seat I; the auxiliary stabilizing guide posts are arranged in a group and symmetrically fixed on two sides of the oil cylinder, penetrate through the fixing seat I and are movably connected through the through holes; II one ends of fixing base are equipped with guide block I equally, connect the mount through guide block I to II below of fixing base are equipped with the hydro-cylinder and with hydro-cylinder apical axis fixed connection.

The rotating mechanism comprises a rotating roller I, a fixed arm and a rotating roller II; two ends of the rotating roller I are respectively provided with a rotating roller II; the fixing arms are provided with two groups and symmetrically fixed at two ends of the rotating roller I, and a plurality of fixing arms are arranged in each group of fixing arms and uniformly fixed on the rotating roller I; one end of the fixed arm is provided with a clamping block and is fixed through a bolt; a fixed shaft is arranged on the inner side of the fixed arm, and a fixed cap is arranged on the fixed shaft and is fixed with the fixed shaft through a bolt; rotating rollers II at two ends of the rotating roller I penetrate through the fixing seat II and the fixing seat I and are movably connected through bearings; a rotating roller II at one end of the fixed seat I is provided with a gear and is connected with a gear at the shaft end of the motor through a chain; the compression roller is movably connected with one end of the fixed arm through the rotating shaft and the bearing, and the compression roller and the bearing are fixed through the fixture block.

The arc-shaped plate is provided with an arc-shaped block, a fixed lug plate I, a scraper knife and an elastic supporting mechanism; an arc through groove is formed in the arc block; rotating shafts are arranged at two ends of the scraper knife and are hinged with the fixed ear plate I through the rotating shafts; the elastic supporting mechanism is movably connected with the scraper knife and the arc-shaped plate; the elastic supporting mechanism comprises a fixed lug plate II, a guide shaft and a spring; one end of the guide shaft is movably connected with the fixed lug plate II through a pin shaft, the other end of the guide shaft penetrates through the arc-shaped plate, and the guide shaft and the arc-shaped plate are movably connected through a through hole; one end of the guide shaft is fixedly provided with a limiting plate I, and the other end of the guide shaft is provided with a limiting plate II which are movably connected; the spring is sleeved with the guide shaft, one end of the spring is in contact with the limiting plate II, and the other end of the spring is in contact with the limiting plate I; the fixed shaft is inserted into the arc through groove to fix the position of the arc plate.

The conveying frame is provided with a conveying roller and a top plate, and the top plate is fixed right below the rotating mechanism; and a rolling mechanism is arranged on the frame.

Preferably, the fixture block is provided with an insert block, and the insert block is matched with the fixed arm.

Compared with the prior art, the utility model has the beneficial effects that:

1) two groups of fixed arms are arranged on the rotating mechanism and symmetrically fixed at two ends of the rotating roller I, and a plurality of fixed arms are arranged in each group of fixed arms and uniformly fixed on the rotating roller I; two ends of the compression roller are movably connected with one end of the fixed arm through a bearing; the motor drives the rotating mechanism and the pressing roller to rotate at a constant speed and continuously, so that the warping head of the nickel-based alloy plate is continuously leveled, the warping head is leveled more regularly, and the effect is more obvious; meanwhile, the leveling height of the rotating mechanism is controlled by the height control mechanism;

2) be equipped with spiller and elastic support mechanism on the arc, the spiller can be at any time to debris such as the cinder of pasting on the compression roller shovel clearance, and elastic support mechanism swing joint spiller plays the cushioning effect at the in-process on spiller clearance compression roller surface, avoids the spiller to receive great resistance suddenly and collapses the blade.

Drawings

FIG. 1 is a schematic view of the production line structure of 825 Fe-Ni based alloy hot continuous rolled plate coil of the present invention

FIG. 2 is a schematic structural diagram of a warping and flattening device in a 825 Fe-Ni based alloy hot continuous rolling coil production line according to the present invention;

FIG. 3 is a schematic structural connection diagram of a height control mechanism and a rotating mechanism in a 825 Fe-Ni based alloy hot continuous rolling coil production line according to the present invention;

FIG. 4 is a schematic structural diagram of a fixing seat I in a 825 iron-nickel-based alloy hot continuous rolling coil production line according to the utility model;

FIG. 5 is a schematic structural diagram of a rotating mechanism, a press roll and an arc-shaped plate in a 825 Fe-Ni based alloy hot continuous rolling coil production line according to the present invention;

FIG. 6 is a schematic view of an arc plate in a 825 Fe-Ni based alloy hot continuous rolling coil production line according to the present invention;

FIG. 7 is an enlarged view of a portion of the structure of FIG. 6;

in the figure: 1. a frame; 2. a transmission rack; 201. a top plate; 202. a transfer roller; 3. a motor; 4. a height control mechanism; 401. an oil cylinder; 402. an auxiliary stabilizing guide post; 403. a fixed seat I; 4031. a guide block I; 40311. a guide block II; 404. a fixed seat II; 5. a rotating mechanism; 501. rotating the roller I; 502. a fixed arm; 5021. a clamping block; 50211. inserting a block; 5022. a fixed shaft; 50221. a fixing cap; 503. a rotating roller II; 6. a fixed mount; 601. a guide groove; 602. a through groove; 603. a support plate; 7. a compression roller; 8. an arc-shaped plate; 801. an arc-shaped block; 8011. an arc-shaped through groove; 802. fixing the ear plate I; 803. a scraper knife; 804. an elastic support mechanism; 8041. fixing the ear plate II; 8042. a guide shaft; 80421. a limiting plate I; 80422. a limiting plate II; 8043. a spring; 9. a nickel-based alloy sheet.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 7.

The warping head flattening device comprises a rack 1, a transmission frame 2, a motor 3, a height control mechanism 4, a rotating mechanism 5, a fixing frame 6, a pressing roller 7 and an arc-shaped plate 8; the transmission frame 2 is arranged between the adjacent frames 1; the fixed frames 6 are provided with a pair and symmetrically fixed on the transmission frame 2; the height control mechanism 4 is arranged on one side of the fixed frame 6 and is fixed on the transmission frame 2; the motor 3 is fixed on the height control mechanism 4; the two ends of the rotating mechanism 5 are connected with the height control mechanism 4; the compression roller 7 and the arc-shaped plate 8 are movably connected with the rotating mechanism 5; the transmission frame 2 bears a motor 3, a height control mechanism 4, a rotating mechanism 5, a fixed frame 6, a compression roller 7 and an arc-shaped plate 8.

The fixing frame 6 is provided with a guide groove 601 and a through groove 602, supporting plates 603 are symmetrically arranged on two sides of the fixing frame 6, and two ends of each supporting plate 603 are respectively and fixedly connected with the transmission frame 2 and the fixing frame 6, so that the fixing frame 6 is supported and stabilized in an auxiliary manner.

The height control mechanism 4 comprises an oil cylinder 401, an auxiliary stable guide column 402, a fixed seat I403 and a fixed seat II 404; one end of the fixing seat I403 is provided with a guide block I4031, the guide block I4031 is arranged in the through groove 602, two sides of the guide block I4031 are provided with guide blocks II 40311, and the guide blocks II 40311 are arranged in the guide grooves 601; the oil cylinder 401 is fixed on the transmission frame 2, and the top shaft of the oil cylinder 401 is fixedly connected with a fixing seat I403; the auxiliary stabilizing guide posts 402 are provided with one group and symmetrically fixed on two sides of the oil cylinder 401, the auxiliary stabilizing guide posts 402 penetrate through the fixing seat I403 and are movably connected through holes; one end of the second fixing seat 404 is also provided with a guide block I4031 which is connected with the fixing frame 6 through the guide block I4031, and an oil cylinder 401 is arranged below the second fixing seat 404 and is fixedly connected with a top shaft of the oil cylinder 401; the oil cylinder 401 drives the fixing seat I403 and the fixing seat II 404 to move up and down along the through groove 602 and the guide groove 601.

The rotating mechanism 5 comprises a rotating roller I501, a fixed arm 502 and a rotating roller II 503; two ends of the rotating roller I501 are respectively provided with a rotating roller II 503; two groups of fixed arms 502 are arranged and symmetrically fixed at two ends of the rotating roller I501, and a plurality of fixed arms 502 are arranged in each group of fixed arms 502 and uniformly fixed on the rotating roller I501; a fixture block 5021 is arranged at one end of the fixing arm 502 and is fixed through a bolt; a fixing shaft 5022 is arranged on the inner side of the fixing arm 502, and a fixing cap 50221 is arranged on the fixing shaft 5022 and is fixed with each other through bolts; rotating rollers II 503 at two ends of the rotating roller I501 penetrate through the fixing seat II 404 and the fixing seat I403 and are movably connected through bearings; a rotating roller II 503 at one end of the fixed seat I403 is provided with a gear and is connected with a gear at the shaft end of the motor 3 through a chain; the motor 3 provides power to drive the rotating roller I501 to rotate; the two ends of the compression roller 7 are provided with rotating shafts, the compression roller 7 is movably connected with one end of the fixing arm 502 through the rotating shafts and the bearings, the compression roller 7 and the bearings are fixed through the fixture block 5021, and meanwhile, the use of the fixture block 5021 facilitates replacement and maintenance of the compression roller 7.

The arc-shaped plate 8 is provided with an arc-shaped block 801, a fixed lug plate I802, a scraper knife 803 and an elastic supporting mechanism 804; an arc through groove 8011 is arranged on the arc block 801; two ends of the shovel blade 803 are provided with rotating shafts, and the shovel blade is hinged with the fixed ear plate I802 through the rotating shafts; the elastic supporting mechanism 804 is movably connected with the scraper knife 803 and the arc-shaped plate 8; the elastic supporting mechanism 804 comprises a fixed ear plate II 8041, a guide shaft 8042 and a spring 8043; one end of the guide shaft 8042 is movably connected with the fixed lug plate II 8041 through a pin shaft, the other end of the guide shaft 8042 penetrates through the arc-shaped plate 8, and the guide shaft 8042 and the arc-shaped plate are movably connected through a through hole; one end of the guide shaft 8042 is fixedly provided with a limiting plate I80421, and the other end is provided with a limiting plate II 80422 which is movably connected; the spring 8043 is sleeved with the guide shaft 8042, one end of the spring 8043 is in top contact with the limit plate II 80422, and the other end of the spring 8043 is in top contact with the limit plate I80421; the scraper knife 803 is pushed by the elasticity of the spring 8043 to remove impurities such as oxide skin adhered to the surface of the compression roller 7; the fixing shaft 5022 is inserted into the arc-shaped through groove 8011 to fix the position of the arc-shaped plate 8, and the fixing cap 50221 plays a role in limiting; the arc-shaped plates 8 can slide left and right along the arc-shaped through groove 8011; the use of the curved channel 8011 and the resilient support 804 provides a cushioning effect to the scraping action of the scraper blade 803.

The conveying frame 2 is provided with a conveying roller 202 and a top plate 201, the top plate 201 is fixed under the rotating mechanism 5, and the top plate 201 is matched with the pressing roller 7 to flatten the nickel-based alloy plate 9; a rolling mechanism is arranged on the frame 1; when the nickel-based alloy plate 9 is rolled by the rolling mechanism, the end part of the nickel-based alloy plate is warped, the rotating mechanism 5 drives the press roller 7 to flatten the warped end before the nickel-based alloy plate is rolled by the next rolling mechanism, and then the scraper 803 scrapes impurities such as oxide skin on the press roller 7; the warping head can stably enter the next rolling mechanism for rolling through the flattening of the compression roller 7 for multiple batches; when the tilting head is higher, the height of the rotating mechanism 5 can be adjusted through the height control mechanism 4.

An insert 50211 is arranged on the fixture block 5021, the insert 50211 is matched with the fixed arm 502, and the fixture block is rapidly connected with and fixed to the fixed arm through the insert.

The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. A825 iron-nickel base alloy hot continuous rolling coil production line comprises a rolling line and a pickling line; the rolling line comprises a heating furnace, a rough rolling mechanism, a finish rolling mechanism, a nose raising leveling device and a curling mechanism I, and the heating furnace, the rough rolling mechanism, the finish rolling mechanism, the nose raising leveling device and the curling mechanism I are sequentially arranged from one end to the other end in the position relation; the pickling line comprises an uncoiling mechanism, a welding mechanism, an annealing mechanism, a descaling mechanism, a pickling mechanism, a cleaning and drying mechanism and a curling mechanism II; the position relation of the device is that an uncoiling mechanism, a welding mechanism, an annealing mechanism, a descaling mechanism, an acid washing mechanism, a cleaning and drying mechanism and a coiling mechanism II are arranged from one end to the other end in sequence;

the head warping leveling device is characterized by comprising a rack, a transmission frame, a motor, a height control mechanism, a rotating mechanism, a fixing frame, a compression roller and an arc-shaped plate; the transmission frame is arranged between the adjacent frames; the fixed frames are provided with a pair of fixed frames and are symmetrically fixed on the transmission frame 825; the height control mechanism is arranged on one side of the fixed frame and is fixed on the transmission frame; the motor is fixed on the height control mechanism; two ends of the rotating mechanism are connected with the height control mechanism; the compression roller and the arc-shaped plate are movably connected with a rotating mechanism; the transmission frame bears the motor, the height control mechanism, the rotating mechanism, the fixing frame, the compression roller and the arc-shaped plate;

the fixing frame is provided with a guide groove and a through groove, supporting plates are symmetrically arranged on two sides of the fixing frame, and two ends of each supporting plate are fixedly connected with the transmission frame and the fixing frame respectively;

2. The 825 iron-nickel based alloy hot continuous rolling plate coil production line according to claim 1, wherein the rotating mechanism comprises a rotating roller I, a fixed arm and a rotating roller II; two ends of the rotating roller I are respectively provided with a rotating roller II; the fixing arms are provided with two groups and symmetrically fixed at two ends of the rotating roller I, and a plurality of fixing arms are arranged in each group of fixing arms and uniformly fixed on the rotating roller I; one end of the fixed arm is provided with a clamping block and is fixed through a bolt; a fixed shaft is arranged on the inner side of the fixed arm, and a fixed cap is arranged on the fixed shaft and is fixed with the fixed shaft through a bolt; rotating rollers II at two ends of the rotating roller I penetrate through the fixing seat II and the fixing seat I and are movably connected through bearings; a rotating roller II at one end of the fixed seat I is provided with a gear and is connected with a gear at the shaft end of the motor through a chain; the compression roller is movably connected with one end of the fixed arm through the rotating shaft and the bearing, and the compression roller and the bearing are fixed through the fixture block.

3. The 825 iron-nickel based alloy hot continuous rolling coil production line according to claim 1, wherein the arc plate is provided with an arc block, a fixed lug plate I, a scraper knife and an elastic supporting mechanism; an arc through groove is formed in the arc block; rotating shafts are arranged at two ends of the scraper knife and are hinged with the fixed ear plate I through the rotating shafts; the elastic supporting mechanism is movably connected with the scraper knife and the arc-shaped plate; the elastic supporting mechanism comprises a fixed lug plate II, a guide shaft and a spring; one end of the guide shaft is movably connected with the fixed lug plate II through a pin shaft, the other end of the guide shaft penetrates through the arc-shaped plate, and the guide shaft and the arc-shaped plate are movably connected through a through hole; one end of the guide shaft is fixedly provided with a limiting plate I, and the other end of the guide shaft is provided with a limiting plate II which are movably connected; the spring is sleeved with the guide shaft, one end of the spring is in contact with the limiting plate II, and the other end of the spring is in contact with the limiting plate I; the fixed shaft is inserted into the arc through groove to fix the position of the arc plate.

4. The 825 fe-ni based alloy hot continuous rolled coil production line according to claim 1, wherein the transport frame is provided with transport rolls and a top plate, the top plate being fixed directly below the rotating mechanism; and a rolling mechanism is arranged on the frame.

5. The 825 Fe-Ni based alloy hot continuous rolling coil production line according to claim 2, wherein the fixture blocks are provided with inserts, and the inserts are engaged with the fixing arms.