CN214976806U - Quick roll changing tool for profile steel leading-in device of row straightening machine - Google Patents
Quick roll changing tool for profile steel leading-in device of row straightening machine Download PDFInfo
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- CN214976806U CN214976806U CN202022828684.8U CN202022828684U CN214976806U CN 214976806 U CN214976806 U CN 214976806U CN 202022828684 U CN202022828684 U CN 202022828684U CN 214976806 U CN214976806 U CN 214976806U
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Abstract
The utility model relates to a shaped steel leading-in device of in bank straightener roller change instrument fast. The quick roll change tool comprises: the guide groove, the roller assembly, the long nut, the hanging ring, the fastening nut and the fastening screw are arranged on the guide groove; wherein, the guide groove is a member with a door-shaped section, and at least two groups of roller assemblies are arranged in the guide groove in a rolling way; a plurality of studs are arranged at the upper part of the guide groove along the length direction and are used for connecting the guide groove with the swing bracket; the quick roll changing tool is fixedly arranged on the roll changing tool mounting surface on the swing bracket through a connecting stud and a fastening nut on the upper part of the guide groove; and the connecting studs, the long nuts and the fastening screws at the two ends of the guide groove are fixedly arranged in the mounting holes at the two sides of the bracket. The utility model discloses when in bank straightener gatherer roll change/maintenance operation, can install the hookup with the swing bracket convenience fast in the frame, with the quick immigration of backing roll and shift out shaped steel gatherer, the utility model discloses quick roll change instrument has that the installation hookup is simple, convenient, reliable, and the backing roll is changed fast, efficient advantage.
Description
Technical Field
The utility model relates to a quick roll change instrument of leading-in device backing roll belongs to the shaped steel aligning and equips technical field.
Background
The row straightening machine is a process device capable of straightening a plurality of section steels at the same time; the straightening process has the advantages that the straightening efficiency is improved by multiple times due to the characteristics of the multi-section steel row straightening process, and the productivity of a steel rolling operation line is effectively matched. The accuracy and effectiveness of the section steel guiding device of the row-straightening machine and the quick replacement performance of the roller system are important for exerting the advantages of the row-straightening process and improving the working efficiency of the row-straightening machine.
Because the section steel leading-in device of the row straightening machine is suitable for the conditions of various section steels and various specifications, different supporting rolls and pressing rolls are arranged for different types and specifications of section steels; therefore, the section steel introducing apparatus of the gang leveler must have the function of quickly replacing the entire body of the back-up roll and the press roll, while having the function of smoothly guiding and feeding the gang section steel.
The utility model discloses when overhauing the operation to a shaped steel gatherer of in bank straightener, backing roll quick replacement's functional demand combines rack construction, swing support structure characteristics, provides a quick roll change instrument and method of gatherer backing roll.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide a quick roll changing tool and a method for a section steel leading-in device supporting roll of a row straightening machine can realize the quick replacement of the section steel leading-in device supporting roll.
The utility model discloses a quick roll changing tool of a profile steel leading-in device of a row of straightening machines, which comprises a frame, a supporting roll, a driving mechanism, a lifting mechanism, a compression roll, a swing bracket and a hydraulic cylinder; the supporting roll is arranged on a lifting mechanism at the lower part of the frame, a motor reducer of the driving mechanism is hung at the end part of the supporting roll and is connected with the lifting mechanism, and the supporting roll is driven by the driving mechanism to rotate; the press roller is arranged on a swing bracket at the upper part of the frame, and one end of the swing bracket rotates around a trunnion fixed on the frame;
the supporting roll and the compression roll adopt a roll system integral assembly unit structural form; the supporting roll/press roll is quickly connected with a bearing seat frame of a lower bearing seat frame/swing bracket of the lifting mechanism by utilizing the groove structures of bearing seats at two ends of the roll system;
the outer porch of the circular bearing seat at the two ends of the roller system is provided with a groove structure for positioning and fixing and is used for matching with the corresponding annular convex structure of the bearing seat frame on the lifting mechanism/swing bracket; when the gland bolt of the bearing seat frame is screwed in/disassembled, the condition of integral quick assembly/disassembly of the supporting roller/press roller system can be met, and the supporting roller/press roller can be quickly replaced;
the quick roll change tool comprises: the guide groove, the roller assembly, the long nut, the hanging ring, the fastening nut and the fastening screw are arranged on the guide groove;
wherein, the guide groove is a member with a door-shaped section, and at least two groups of roller assemblies are arranged in the guide groove in a rolling way;
a plurality of studs are arranged at the upper part of the guide groove along the length direction and are used for connecting the guide groove with the swing bracket;
the quick roll changing tool is fixedly arranged on the roll changing tool mounting surface on the swing bracket through a connecting stud and a fastening nut on the upper part of the guide groove; and the connecting studs, the long nuts and the fastening screws at the two ends of the guide groove are fixedly arranged in the mounting holes at the two sides of the bracket.
The roll changing operation method for axially moving out the supporting roll by the rapid roll changing tool comprises the following steps:
firstly, a press roller and a swing bracket are driven by a hydraulic cylinder to rise to the highest point in a machine frame, and a supporting roller is driven by a lifting mechanism to rise to the highest point;
secondly, disassembling the connection between an anti-torsion plate of the supporting roller driving mechanism and a gland on a bearing seat frame of the supporting roller, and separating the gland;
thirdly, the press roll and the swing bracket fall down to enable the mounting surface of the roll changing tool to be in a horizontal position, and then the quick roll changing tool is mounted and connected with the bracket and the swing bracket;
fourthly, hoisting the supporting roll on a hoisting ring of the rapid roll changing tool by using a hoisting rope;
fifthly, the supporting roll is driven by the lifting mechanism to fall to the lowest point, so that the supporting roll is separated from a lower bearing pedestal of the lifting mechanism;
sixthly, axially moving a roller assembly of the rapid roller changing tool along a supporting roller, and horizontally moving the supporting roller out of the section steel guiding device of the straightening machine in a hoisting state;
the process of moving the supporting roll changing operation into the frame is the reverse process of the six-step operation.
Furthermore, limit stops are arranged at two ends of the guide groove and used for limiting the limit moving position of the roller assembly.
Further, the roller assembly comprises a roller bracket and a connecting screw rod; one end of the connecting screw rod is arranged in the roller bracket, the other end of the connecting screw rod is connected with the long nut through threads, and the connecting screw rod can freely rotate around the central line of the connecting shaft hole in the connecting end of the roller bracket so as to be conveniently connected and arranged with the long nut; one end of the long nut is connected with the connecting screw rod, and the other end of the long nut is connected with the hanging ring, so that the quick connection and disassembly of the hanging ring and the roller assembly are realized.
Has the advantages that: the utility model relates to a quick roll change instrument of gatherer backing roll, when in bank straightener gatherer overhauls the operation, can install the hookup with the swing bracket convenience fast in the frame, with the quick immigration of backing roll and shift out shaped steel gatherer, the utility model discloses quick roll change instrument has that the installation hookup is simple, convenient, reliable, and the backing roll is changed fast, efficient advantage.
The utility model relates to a quick roll change instrument and method of gatherer backing roll when in bank straightener gatherer roll change/maintenance operation, can install the hookup with the swing bracket convenience fast in the frame, with the quick immigration of backing roll and shift out shaped steel gatherer, the utility model discloses quick roll change instrument has that the installation hookup is simple, convenient, reliable, and the backing roll is changed fast, efficient advantage.
Drawings
FIG. 1 is a schematic view of a rapid roll change tool and method for a backup roll of a lead-in device;
FIG. 2 is a schematic view of a back-up roll system and a press roll system;
FIG. 3 is a schematic view of the attachment of the support rollers in the support roller system;
FIG. 4 is a schematic view of the connection structure of the press roll and the press roll holder;
FIG. 5 is a schematic view of a roller system of the backup roller;
FIG. 6 is a schematic view of a roller system of the press roller;
FIG. 7 is a schematic view of a rapid roll change tool;
FIG. 8 is a front view of the quick change tool installation;
FIG. 9 is a side view of the quick change tool installation;
FIG. 10 is a schematic view of a backup roll change service position;
FIG. 11 is a schematic view of a second working position for supporting roll replacement and maintenance;
FIG. 12 is a schematic view of a supporting roll changing maintenance working position III;
FIG. 13 is a fourth schematic view of a supporting roll changing maintenance working position;
wherein: 1. the device comprises a frame, 1.1, a trunnion, 1.2, a frame window, 2, a supporting roll system, 3, a press roll system, 4, a quick roll changing tool, 4.1, a guide groove, 4.1.1, a stud, 4.1.2, a limit stop, 4.2, a roller assembly, 4.2.1, a roller support, 4.2.2, a connecting screw, 4.3, a long nut, 4.4, a lifting ring, 4.5, a fastening nut, 4.6, a fastening screw, 5, a lifting mechanism, 5.1, a lower bearing support, 5.2, a bearing support cover I, 6, a driving mechanism, 6.1, a motor reducer, 6.2, an anti-torsion plate, 7, a supporting roll, 7.1, a supporting roll bearing support, 8, a press roll, 8.1, a press roll bearing support, 9.1, an upper bearing support, 9.2, a bearing support cover II, 9.3, a roll changing tool, 10 and a hydraulic cylinder mounting surface.
Detailed Description
The preferred embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
As shown in FIG. 1, the section steel introducing apparatus of the line leveler includes a frame 1, a back-up roll system 2, and a roll system 3. Realize quick roll change function needs for the leading-in dress of shaped steel, the utility model discloses further shaped steel leading-in device has configured quick roll change instrument 4.
As shown in fig. 2, the support roller system 2 includes: lifting mechanism 5, drive mechanism 6, backing roll 7. The press roll system 3 includes: a press roll 8, a swing bracket 9 and a hydraulic cylinder 10.
The lifting mechanism 5 is installed on the frame 1, and when the lifting mechanism 5 moves vertically up and down, the supporting roll 7 is lifted and lowered. The height of the adjusting supporting roll 7 in the vertical direction can meet the straightening height requirements of different types and specifications of profile steels and the functional requirements of the lifting supporting roll in the maintenance working state of the supporting roll.
One end of the swing bracket 9 is connected with the fixed position of the frame 1 through a rotary trunnion 1.1, and the other end of the swing bracket adopts a bearing bracket structure for installing the press roller 8.
The swing of the swing bracket 9 is realized by the telescopic motion of the hydraulic cylinder 10. The tail end of a hydraulic cylinder 10 is hung on the upper part of the frame 1, the piston rod end of the hydraulic cylinder 10 is hinged with a swing bracket 9, and the swing bracket 9 is driven to swing around a trunnion 1.1 at the connection part of the frame 1 when the hydraulic cylinder 10 moves telescopically.
The press roll 8 is arranged on the swing bracket 9, and the bearing of the press roll 8 is seated on the upper bearing pedestal 9.1 of the swing bracket 9 to realize connection with the upper bearing pedestal.
The surface of the press roll 8 is provided with a plurality of holes along the axial direction, and the holes are used for guiding the rows of section steel into the holes which are distributed on the straightening roll in the row of straightening machine body along the axial direction. The shape, size and number of the groove holes distributed on the surface of the compression roller are determined by the process parameters such as the type and specification of the section steel, the number of rows of section steel and the like. In the straightening state, the press roll 8 rotates to press to a certain position on the upper part of the row of section steel, and the row of section steel is guided and sent into a subsequent straightening roll.
Frame windows 1.2 are arranged on two sides of the frame 1, and the frame windows 1.2 are arranged at the highest lifting point of the supporting roll 7. Under the roller changing maintenance operation state, the hydraulic cylinder 10 retracts, and the press roller 8 rotates around the trunnion 1.1 to the highest point along with the swing bracket 9. Simultaneously, the lifting mechanism 5 is lifted to the highest point, and the driving mechanism 6 and the supporting roll 7 are lifted to the highest point, so that the supporting roll 7 can be conveniently moved into/out of the device along the axial direction.
As shown in fig. 3, the driving mechanism 6 comprises a motor reducer 6.1 and an anti-twist plate 6.2; the lifting mechanism 5 comprises a lower bearing pedestal 5.1 and a bearing seat frame gland 5.2. The motor reducer 6.1 is sleeved at the shaft end of the supporting roller 7 to realize the rotation of the supporting roller 7. And the other end of the anti-torsion plate 6.2 with one end fixed on the motor speed reducer 6.1 is fixedly connected with the bearing seat gland 5.2 by bolts to balance the rotary torque of the motor speed reducer 6.1. For convenient maintenance and replacement, the supporting roll 7 and the supporting roll bearing seat 7.1 adopt an integral assembly structure and are arranged on the lower bearing seat frame 5.1 through a bearing seat frame gland bush I5.2.
As shown in fig. 4, in order to facilitate the maintenance and replacement, the compression roller 8 and the compression roller bearing seat 8.1 are integrally assembled into a structural unit and are arranged in an upper bearing seat frame 9.1 on the swing bracket 9 through a bearing seat gland bush II 9.2.
As shown in fig. 5 and 6, the supporting roller 7 and the press roller 8 adopt a roller system integral assembly unit structure form; the supporting roll 7/the press roll 8 realize rapid connection with the lower bearing pedestal 5.1 of the lifting mechanism 5/the upper bearing pedestal 9.1 of the swing bracket 9 by utilizing the specific structure of the bearing pedestals (7.1, 8.1) at the two ends of the roll system. The outer porches of the bearing seats at the two ends in the roller system are provided with groove structures for positioning and fixing and are used for matching with corresponding annular convex structures of bearing seat frames on the lifting mechanism 5/the swing bracket 9; when the gland bolt of the bearing seat frame is screwed in/disassembled, the integral rapid assembly/disassembly condition of the supporting roller 7/the compression roller 8 roller system can be met, and the supporting roller 7/the compression roller 8 can be rapidly replaced.
As shown in fig. 7, the quick roll-changing tool 4 includes: 4.1 of guide slot, 4.2 of roller assembly, 4.3 of long nut, 4.4 of rings, 4.5 of fastening nut, 4.6 of fastening screw.
The guide groove 4.1 is provided with a stud 4.1.1 structure. In order to limit the limit moving position of the roller assembly 4.2, two ends of the guide groove 4.1 are provided with limit stops 4.1.2. The roller assembly 4.2 is mounted in the guide groove 4.1 and can roll in the direction of the track of the guide groove. The roller assembly 4.2 comprises a roller support 4.2.1 and a coupling screw 4.2.2. One end of the connecting screw rod 4.2 is arranged in the roller bracket 4.2.1, the other end is connected with the long nut 4.3 through threads, and the connecting screw rod 4.2 can freely rotate around the central line of the connecting shaft hole in the connecting end of the roller bracket 4.2.1 so as to be conveniently connected and arranged with the long nut 4.3. One end of the long nut 4.3 is connected with the connecting screw rod 4.2.2, and the other end is connected with the hanging ring 4.4, so that the hanging ring 4.4 and the roller component 4.2 can be quickly connected and detached.
As shown in fig. 8 and 9, the quick roll changing tool 4 is fixedly mounted on a roll changing tool mounting surface 9.3 on the swing bracket 9 through a connecting stud 4.1.1 and a fastening nut 4.5 in the middle of the guide groove 4.1; the connecting studs 4.1.1, the long nuts 4.3 and the fastening screws 4.6 at the two ends of the guide groove 4.1 are fixedly arranged in the mounting holes at the two sides of the bracket 1.
As demonstrated in fig. 10-13, the removal process and method for the roll changing operation of the supporting roll 7 are as follows:
in the first step, the press roll 8 and the swing bracket 9 are driven by the hydraulic cylinder to rise to the highest position in the frame, and the supporting roll 7 is driven by the lifting mechanism 5 to rise to the highest position as the position condition of the front process of the roll changing operation of the supporting roll 7 (as shown in figure 10).
Secondly, disassembling the connection between the torsion-proof plate 6.2 of the driving mechanism of the supporting roller 7 and the gland 5.2 on the bearing frame of the supporting roller, and separating the gland 5.2 (as shown in figure 10).
Thirdly, the press roll 8 and the swing bracket 9 fall down to enable the installation surface 9.3 of the roll changing tool to be in a horizontal position, and then the quick roll changing tool 4 is installed and connected with the bracket 1 and the swing bracket 9.
And fourthly, hoisting the supporting roll 7 on a hoisting ring 4.4 of the quick roll changing tool 4 by using a hoisting rope. (see fig. 11)
And fifthly, the supporting roll 7 is driven by the lifting mechanism 5 to fall to the lowest point, so that the supporting roll 7 is separated from the lower bearing pedestal 5.1 of the lifting mechanism 5. (see fig. 12)
And sixthly, axially moving the roller component 4.2 of the rapid roller changing tool 4 along the supporting roller 7, and translating the supporting roller 7 in a hoisting state to form a steel guiding device of the in-row straightener type. (see fig. 13)
The moving-in process of the supporting roller changing operation is the reverse process of the six-step operation.
Firstly, a supporting roll 7 is hung on a roller assembly 4.2 through a lifting rope, the roller assembly 4.2 of the quick roll changing tool 4 is transversely moved towards the inner side direction of the section steel leading-in device, and the supporting roll 7 is moved into the section steel leading-in device along with the roller assembly.
And secondly, the supporting roll 7 is driven by the lifting mechanism 5 to be lifted to the highest point, so that the supporting roll 7 is combined with a lower bearing pedestal 5.1 of the lifting mechanism 5, and the lower bearing pedestal 5.1 is in a state of bearing the supporting roll 7.
And thirdly, releasing the lifting rope to separate the supporting roll 7 from the lifting ring 4.4 of the quick roll changing tool 4.
Fourthly, the quick roll changing tool 4 is detached from the bracket 1 and the swing bracket 9.
In a fifth step, the pressure roller 8 together with the swing bracket 9 swings to the highest position to leave a space for the next mounting operation. The motor speed reducer 6.1 is arranged at the end part of the supporting roller 7 in a hanging mode, the bearing seat first gland 5.2 is arranged on the lower bearing seat frame 5.1, and the anti-torsion plate 6.2 is arranged on the bearing seat first gland 5.2.
And sixthly, the supporting roller 7 is driven by the lifting mechanism 5 to fall to the working height.
To sum up, above utility model device can realize quick roll change instrument and frame and the convenient quick installation of swing bracket and fix, when in bank straightener gatherer carries out roll change/maintenance operation, moves in the backing roll fast and shifts out shaped steel gatherer, the utility model discloses instrument and method have installation hookup convenience, reliable, efficient advantage.
Claims (3)
1. The utility model provides a shaped steel leading-in device quick roll change instrument of in bank straightener which characterized in that: the row straightening machine comprises a rack, supporting rollers, a driving mechanism, a lifting mechanism, a press roller, a swinging bracket and a hydraulic cylinder; the supporting roll is arranged on a lifting mechanism at the lower part of the frame, a motor reducer of the driving mechanism is hung at the end part of the supporting roll and is connected with the lifting mechanism, and the supporting roll is driven by the driving mechanism to rotate; the press roller is arranged on a swing bracket at the upper part of the frame, and one end of the swing bracket rotates around a trunnion fixed on the frame;
the supporting roll and the compression roll adopt a roll system integral assembly unit structural form; the supporting roll/press roll is quickly connected with a bearing seat frame of a lower bearing seat frame/swing bracket of the lifting mechanism by utilizing the groove structures of bearing seats at two ends of the roll system;
the outer porch of the circular bearing seat at the two ends of the roller system is provided with a groove structure for positioning and fixing and is used for matching with the corresponding annular convex structure of the bearing seat frame on the lifting mechanism/swing bracket; when the gland bolt of the bearing seat frame is screwed in/disassembled, the condition of integral quick assembly/disassembly of the supporting roller/press roller system can be met, and the supporting roller/press roller can be quickly replaced;
the quick roll change tool comprises: the guide groove, the roller assembly, the long nut, the hanging ring, the fastening nut and the fastening screw are arranged on the guide groove;
wherein, the guide groove is a member with a door-shaped section, and at least two groups of roller assemblies are arranged in the guide groove in a rolling way;
a plurality of studs are arranged at the upper part of the guide groove along the length direction and are used for connecting the guide groove with the swing bracket;
the quick roll changing tool is fixedly arranged on the roll changing tool mounting surface on the swing bracket through a connecting stud and a fastening nut on the upper part of the guide groove; and the connecting studs, the long nuts and the fastening screws at the two ends of the guide groove are fixedly arranged in the mounting holes at the two sides of the bracket.
2. The section steel leading-in device quick roll changing tool of a straightener in line as claimed in claim 1, wherein both ends of the guide groove are provided with limit stoppers for limiting the extreme moving position of the roller assembly.
3. The section steel guide-in device quick roll changing tool of a straightener in line as claimed in claim 1, wherein the roller assembly comprises a roller bracket and a connecting screw; one end of the connecting screw rod is arranged in the roller bracket, the other end of the connecting screw rod is connected with the long nut through threads, and the connecting screw rod can freely rotate around the central line of the connecting shaft hole in the connecting end of the roller bracket so as to be conveniently connected and arranged with the long nut; one end of the long nut is connected with the connecting screw rod, and the other end of the long nut is connected with the hanging ring, so that the quick connection and disassembly of the hanging ring and the roller assembly are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022828684.8U CN214976806U (en) | 2020-11-30 | 2020-11-30 | Quick roll changing tool for profile steel leading-in device of row straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022828684.8U CN214976806U (en) | 2020-11-30 | 2020-11-30 | Quick roll changing tool for profile steel leading-in device of row straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214976806U true CN214976806U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022828684.8U Active CN214976806U (en) | 2020-11-30 | 2020-11-30 | Quick roll changing tool for profile steel leading-in device of row straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214976806U (en) |
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2020
- 2020-11-30 CN CN202022828684.8U patent/CN214976806U/en active Active
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