CN214441997U - Multi-roll lacing steel composite stretching straightener with roll changing device - Google Patents
Multi-roll lacing steel composite stretching straightener with roll changing device Download PDFInfo
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- CN214441997U CN214441997U CN202023291091.9U CN202023291091U CN214441997U CN 214441997 U CN214441997 U CN 214441997U CN 202023291091 U CN202023291091 U CN 202023291091U CN 214441997 U CN214441997 U CN 214441997U
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Abstract
The utility model provides a multi-roll lacing steel composite stretching straightener with roll changing device, which comprises an inlet tension machine, a straightening host machine, an outlet tension machine and a roll changing device, wherein the inlet tension machine comprises a tension roll and a tension measuring roll, the straightening host machine comprises two rows of bending straightening roll components, a lower straightening roll and a multi-straightening roll group; the outlet tension machine comprises a tension roller and two compression rollers; the roll changing device comprises a roll changing frame and a hydraulic cylinder connected with the roll changing frame, so that in a strip steel processing line, strip steel firstly enters an inlet tension machine, then enters a tension leveler host through a tension roll with power, the tension roll provides power or resistance for the strip steel through a large wrap angle with the strip steel, then enters a lower straightening roll and a multi-roll straightening roll group to carry out composite processing on the strip steel shape, and finally enters an outlet tension machine to complete a stretching and straightening process.
Description
Technical Field
The utility model relates to a metallurgical machinery equipment technical field, more specific relates to a compound tensile straightening machine of multi-roll frenulum steel with roll change device.
Background
The stretching straightener is used for eliminating various three-dimensional plate shape defects of double-side waves, single-side waves, middle waves, double-rib waves, warping, buckling, potential bad plate shape and the like of rolled plate strips. In the rolling process of the strip material, the strip shape defects are generated on the rolled strip material due to poor roll shape, poor roll gap shape and the like. These defects occur as a result of the rolling stress being disturbed due to the uneven longitudinal extension of the rolled material in the width direction. In order to eliminate the poor shape of the rolled plate strip and make the internal stress tend to be uniform, the rolled plate strip needs to be corrected. The stretch bending straightener is a device for obtaining better straightening effect by plastic extension of a strip under the combined action of stretching and continuous alternating bending. And a group of tension rollers are respectively arranged at the inlet and the outlet of the roller straightening unit, so that the tension is stable, the fluctuation is reduced, and the strip is stretched and straightened under the action of the tension roller group.
The existing tension leveler has an integral memorial archway type and an upper and lower split type, the roll changing mode of the integral memorial archway type tension leveler is side roll changing, but the roll system only has two bends and one correction and two bends and two corrections; the upper and lower split type withdrawal and straightening machines have various roller systems, but the rollers can be changed only by turning the upper half part by 180 degrees, and the structure is complex.
Therefore, a multi-roll steel strip composite stretching straightener with a roll changing device which not only has a plurality of roll systems, but also can facilitate roll changing is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a multi-roll lacing steel composite stretching straightener with roll changing device, to solve the problems that the existing stretching straightener has an integral memorial archway type and a vertically split type, the roll changing mode of the integral memorial archway type stretching straightener is a side roll changing mode, but the roll system has only two bends and one straightening and two bends and two straightening; the upper and lower split type withdrawal and straightening machine has various roller systems, but the roller can be changed only by turning the upper half part 180 degrees, and the structure is complex.
The utility model provides a multi-roll lacing steel composite stretching straightener with roll changing device, which comprises an inlet tension machine, a pulling and straightening host machine connected with the inlet tension machine, an outlet tension machine connected with the pulling and straightening host machine, and a roll changing device, wherein,
the inlet tension machine comprises a tension roller and a tension measuring roller;
the pulling and straightening main machine comprises two rows of bending straightening roller assemblies, a lower straightening roller connected with the bending straightening roller assemblies, and a plurality of straightening roller sets connected with the lower straightening roller; the two rows of bending straightening roller assemblies, the lower straightening roller and the multiple straightening roller sets are arranged on the same housing window;
the outlet tension machine comprises a tension roller and a compression roller;
the roll changing device comprises a roll changing frame and a hydraulic cylinder connected with the roll changing frame.
In addition, the preferred structure is that the inlet tension machine comprises four tension rollers, two compression rollers and one tension measuring roller;
the outlet tension machine comprises four tension rollers and two compression rollers.
In addition, it is preferable that the bending and straightening roll assembly includes an upper bending roll and a lower bending roll, and the upper bending roll and the lower bending roll are disposed to be opposite to each other in an up-down direction.
In addition, the preferable structure is that the device also comprises an oil cylinder,
the upper bending roll is locked and arranged at the upper part of the pulling and straightening main machine through the oil cylinder.
Further, it is preferable that the multiple straightener roll groups include an upper multiple straightener roll group and a lower multiple straightener roll group.
Further, it is preferable that the upper bending roll, the lower straightening roll, the upper multi-roll group, and the lower multi-roll group are provided on a frame of the main straightening and withdrawal machine, and are vertically slidable along a slide plate on the frame.
In addition, the preferable structure is that the lower roll adjusting lifter is also included,
the lower bending roll, the lower straightening roll and the lower multi-straightening roll group are adjustably fixed at the lower part of the withdrawal and straightening main machine through the lower roll adjusting lifter.
In addition, it is preferable that the lower bending roll, the lower straightening roll, and the lower multi-roll group are respectively connected with a quick opening cylinder.
In addition, the preferred structure is that the roll changing device is connected with a roll box in the pulling and straightening main machine through a pin shaft.
In addition, the roller changing device preferably further comprises a roller changing track,
the roll changing frame is arranged on the roll changing track.
From the above description, the utility model provides a multi-roll lacing steel composite stretching straightener with roll changing device, including entry tensioner, draw and rectify host computer, export tensioner, and roll changing device, wherein, entry tensioner includes tension roll and tension roll, draws and rectifies the host computer and includes two rows of crooked straightening roll subassemblies, lower straightening roll, and many straightening roll group; moreover, the two rows of bending straightening roller assemblies, the lower straightening roller and the multiple straightening roller sets are arranged on the same housing; the outlet tension machine comprises a tension roller and two compression rollers; the roll changing device comprises a roll changing frame and a hydraulic cylinder connected with the roll changing frame, so that in a strip steel processing line, strip steel firstly enters an inlet tension machine, passes through a tension roll with power and then enters a main machine of a tension leveler, the tension roll provides power or resistance for the strip steel through a large wrap angle with the strip steel, then the strip steel enters a bending roll in a bending and straightening roll assembly, then enters a lower straightening roll and a multi-roll straightening roll assembly to carry out composite processing on the strip steel shape, finally enters the outlet tension machine to complete a stretching and straightening process, the roll changing device is arranged on the operation side of a main machine frame, the hydraulic cylinder pushes the roll changing frame to move to a roll changing position during roll changing, a pin shaft is used for connecting a roll box and the roll changing frame, then the hydraulic cylinder pushes the roll changing frame, then the roll box is pulled out of the main machine of the tension leveler to carry out the work of changing the roll box, and the roll box can be turned over after being pulled out, the replacement operation is convenient.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a schematic overall structure diagram of a multi-roll lacing steel composite stretching straightener with a roll changing device according to an embodiment of the invention;
FIG. 2 is a schematic roll change diagram of a multi-roll steel tie composite stretch straightener with a roll change device according to an embodiment of the present invention;
wherein the reference numerals include: 1. the device comprises an inlet tension machine, 2, tension measuring rollers, 3, upper bending rollers, 4, oil cylinders, 5, an upper multi-straightening roller group, 6, guide rollers, 7, an outlet tension machine, 8, a lower multi-straightening roller group, 9, lower straightening rollers, 10, lower bending rollers, 11, a lower roller adjusting lifter, 12, a quick opening oil cylinder, 13, a tension machine driving device, 14, a roller changing device, 15 and a hydraulic cylinder.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The existing tension leveler has an integral memorial archway type and an upper and lower split type, the roller changing mode of the integral memorial archway type tension leveler is side roller changing, but the roller system only has two bends and one correction and two bends and two corrections; the upper and lower split type withdrawal and straightening machines have various roller systems, but the rollers can be changed only by turning the upper half part by 180 degrees, and the structure is complex.
In view of the above, the present invention provides a multi-roll steel composite stretching and straightening machine with a roll changer, which will be described in detail with reference to the accompanying drawings.
In order to illustrate the multi-roll lacing steel composite stretching straightener with the roll changing device provided by the utility model, the overall structure of the multi-roll lacing steel composite stretching straightener with the roll changing device provided by the embodiment of the utility model is exemplarily marked in fig. 1; fig. 2 shows an exemplary overall structure of the multi-roll steel-strip composite stretch-straightening machine with a roll changing device, which includes a roll changing operation according to an embodiment of the present invention.
The following description of the exemplary embodiment(s) is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
As shown in fig. 1 and fig. 2, the multi-roller lacing steel composite stretching straightener with the roller changing device of the present invention comprises an inlet tension machine 1, a straightening host connected to the inlet tension machine 1, an outlet tension machine 7 connected to the straightening host, and a roller changing device 14, wherein the inlet tension machine 1 comprises tension rollers and tension measuring rollers, the specific number is not limited specifically, in this embodiment, a tension machine driver 13 is connected to the front end of the inlet tension machine 1, the tension machine driver 13 is used for providing power to the inlet tension machine 1, the inlet tension machine 1 comprises four tension rollers, two compression rollers and one tension measuring roller, and the tension rollers are steel rollers, the tension measuring rollers are phi 200 × 1500mm (including two sets of sensors), thus, the strip steel firstly enters the inlet tension machine 1, the strip steel is provided with power or resistance through the large wrap angle of the steel rollers and the strip steel, so that the strip steel enters the main machine of the straightening and withdrawal machine after passing through the steel roller with power.
In the embodiment shown in fig. 1 and 2 together, the main pulling-straightening machine is in an integral memorial archway type, the frame of the main pulling-straightening machine consists of two memorial archways, an upper cross beam, a lower roll box track and the like, and the main pulling-straightening machine comprises two rows of bending straightening roll assemblies, a lower straightening roll 9 connected with the bending straightening roll assemblies and a plurality of straightening roll groups connected with the lower straightening roll 9; the two rows of bending straightening roller assemblies, the lower straightening roller and the multiple straightening roller sets are arranged on the same housing; the memorial archway refers to a memorial archway type frame; the straightening and withdrawing host machine further comprises a balance roller device, so that the straightening and withdrawing host machine has an integral memorial archway structure and a plurality of roller systems, is simple in structure and convenient to replace rollers, and can play an accurate shaping role in strip steel.
More specifically, in the embodiment shown in fig. 1 and 2, the bending and straightening roll assembly comprises an upper bending roll 3 and a lower bending roll 10, and the upper bending roll 3 is arranged opposite to the lower bending roll 10 up and down; the upper bending roll 3 is locked and arranged at the upper part of the straightening and withdrawal main machine through an oil cylinder 4; the multi-straightening roller group comprises an upper multi-straightening roller group 5 and a lower multi-straightening roller group 8; the upper bending roll 3, the lower bending roll 10, the lower straightening roll 9, the upper multi-straightening roll group 5 and the lower multi-straightening roll group 8 are arranged on a frame of a pulling and straightening host machine and can slide up and down along a sliding plate on the frame, so that the bending amount of the strip steel can be flexibly adjusted, and the upper bending roll 3, the lower bending roll 10, the lower straightening roll 9, the upper multi-straightening roll group 5 and the lower multi-straightening roll group 8 are arranged on different axes on the frame of the pulling and straightening host machine, wherein the different axes can be different upper and lower cross beams and can also be connecting pieces in the upper and lower cross beams at different horizontal lines, so that the upper bending roll 3, the lower bending roll 10, the lower straightening roll 9, the upper multi-straightening roll group 5 and the lower multi-straightening roll group 8 can also be drawn out from an operation side along the respective axes so as to facilitate roll changing operation.
As shown in fig. 1 and 2, the multi-roll steel-belted composite stretch-straightening machine with the roll-changing device of the present invention further includes a lower roll adjusting elevator, the lower bending roll 10, the lower straightening roll 9 and the lower multi-straightening roll group 8 are adjustably fixed at the lower part of the straightening-straightening main machine through the lower roll adjusting elevator 11, the position of the roll box of the lower roll system (the lower bending roll 10, the lower straightening roll 9 and the lower multi-straightening roll group 8) is adjusted through the lower roll adjusting elevator to adjust the roll and the belted steel wrap angle, and the up-and-down motion of the lower roll system is realized by the individually connected elevating device respectively, the elevating device at least includes two elevators, a speed reducing motor, a top head and a coupler, so as to ensure that the press-in amount of the roll box of the lower roll system is more convenient in operation, and the parallelism between the working rolls is more convenient to adjust in maintenance.
In the embodiment shown in fig. 1 and 2, the lower bending roll 10, the lower straightening roll 9 and the lower multi-straightening roll group 8 are respectively connected with a quick-opening cylinder 12, the quick-opening cylinder 12 can enable the lower bending roll 10, the lower straightening roll 9 and the lower multi-straightening roll group 8 to be quickly opened and quickly reset, the quick-opening cylinder 12 is arranged at the bottom of a frame of a straightening and pulling host, the quick-opening cylinder 12 can drag a bottom beam of the elevator, and all lower roll adjusting elevators are driven to quickly lift through the action of the quick-opening cylinder 12 so as to realize quick opening and resetting of all lower roll systems, and the maximum opening can reach 100 mm.
In the embodiment shown in fig. 1 and fig. 2 together, the outlet tension machine 7 includes tension rollers and compression rollers, the number of which is not limited in particular, in this embodiment, the outlet tension machine 7 includes four tension rollers and two compression rollers, the tension rollers in the inlet tension machine 1 and the outlet tension machine 7 are 400 × 1500mm, and the compression rollers are 150 × 700mm (including surface polyurethane), so that the strip steel plate enters the outlet tension machine after being subjected to the composite treatment, and the stretch straightening process is completed.
In addition, in the embodiment shown in fig. 1 and 2, two baffles are arranged on the end faces of the roller box operation side of the upper bending roller 3, the lower bending roller 10, the lower straightening roller 9, the upper multi-straightening roller group 5 and the lower multi-straightening roller group 8, and a lock catch is arranged on the baffles.
In the embodiment shown in fig. 1 and fig. 2, the roll changing device comprises a roll changing frame (a place of a person station) and a hydraulic cylinder 15 connected with the roll changing frame, and the roll changing device is arranged at the operation side of the main machine of the pulling-straightening machine and comprises a roll changing frame, a roll changing track, a supporting roller, a connecting rod and other parts, the roll changing frame is arranged on the roll changing track, the roll changing frame is pushed by the hydraulic cylinder 15 to move on the roll changing track during roll changing operation until the roll changing track moves to a roll changing position, the roll box is connected with the roll changing frame by a pin shaft, then the roll changing frame is pushed by the hydraulic cylinder 15 to pull the roll box out of the main machine frame of the pulling-straightening machine so as to carry out the work of changing the roll box, and the roll box at the upper part of the main machine of the pulling-straightening machine can be overturned after being pulled out, thereby facilitating the replacing operation.
From the above description, the utility model provides a multi-roll lacing steel composite stretching straightener with roll changing device, including entry tensioner, draw and rectify host computer, export tensioner, and roll changing device, wherein, entry tensioner includes tension roll and tension roll, draws and rectifies the host computer and includes two rows of crooked straightening roll subassemblies, lower straightening roll, and many straightening roll group; moreover, the two rows of bending straightening roller assemblies, the lower straightening roller and the multiple straightening roller sets are arranged on the same housing; the outlet tension machine comprises a tension roller and two compression rollers; the roll changing device comprises a roll changing frame and a hydraulic cylinder connected with the roll changing frame, so that in a strip steel processing line, strip steel firstly enters an inlet tension machine, passes through a tension roll with power and then enters a main machine of a tension leveler, the tension roll provides power or resistance for the strip steel through a large wrap angle with the strip steel, then the strip steel enters a bending roll in a bending and straightening roll assembly, then enters a lower straightening roll and a multi-roll straightening roll assembly to carry out composite processing on the strip steel shape, finally enters the outlet tension machine to complete a stretching and straightening process, the roll changing device is arranged on the operation side of a main machine frame, the hydraulic cylinder pushes the roll changing frame to move to a roll changing position during roll changing, a pin shaft is used for connecting a roll box and the roll changing frame, then the hydraulic cylinder pushes the roll changing frame, then the roll box is pulled out of the main machine of the tension leveler to carry out the work of changing the roll box, and the roll box can be turned over after being pulled out, the replacement operation is convenient.
The multi-roll steel strip composite stretch straightener with roll changing device according to the present invention is described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that various modifications can be made to the multi-roll steel tie composite stretch straightening machine with the roll changing device of the present invention without departing from the scope of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. A multi-roll lacing steel composite stretching straightener with a roll changing device is characterized by comprising an inlet tension machine, a pulling and straightening host machine connected with the inlet tension machine, an outlet tension machine connected with the pulling and straightening host machine, and a roll changing device, wherein,
the inlet tension machine comprises a tension roller and a tension measuring roller;
the pulling and straightening main machine comprises two rows of bending straightening roller assemblies, a lower straightening roller connected with the bending straightening roller assemblies, and a plurality of straightening roller sets connected with the lower straightening roller; the two rows of bending straightening roller assemblies, the lower straightening roller and the multiple straightening roller sets are arranged on the same housing window;
the outlet tension machine comprises a tension roller and a compression roller;
the roll changing device comprises a roll changing frame and a hydraulic cylinder connected with the roll changing frame.
2. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 1,
the inlet tension machine comprises four tension rollers, two compression rollers and a tension measuring roller;
the outlet tension machine comprises four tension rollers and two compression rollers.
3. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 2,
the bending straightening roller assembly comprises an upper bending roller and a lower bending roller, and the upper bending roller and the lower bending roller are arranged oppositely from top to bottom.
4. The multi-roll tied steel composite stretching straightener with roll changing device according to claim 3, characterized in that, further comprises an oil cylinder,
the upper bending roll is locked and arranged at the upper part of the pulling and straightening main machine through the oil cylinder.
5. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 4,
the multiple straightening roller sets comprise an upper multiple straightening roller set and a lower multiple straightening roller set.
6. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 5,
the upper bending roll, the lower straightening roll, the upper multi-straightening roll group and the lower multi-straightening roll group are arranged on a frame of the pulling and straightening main machine and can slide up and down along a sliding plate on the frame.
7. The multi-roll tied steel composite stretching straightener with roll changing device of claim 6, further comprising a lower roll adjusting lifter,
the lower bending roll, the lower straightening roll and the lower multi-straightening roll group are adjustably fixed at the lower part of the withdrawal and straightening main machine through the lower roll adjusting lifter.
8. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 7,
the lower bending roll, the lower straightening roll and the lower multi-straightening roll group are respectively connected with a quick opening oil cylinder.
9. The multi-roll steel tie composite stretching straightener with roll changing device according to claim 1,
the roll changing device is connected with a roll box in the straightening and withdrawal host machine through a pin shaft.
10. The multi-roll tied steel composite stretching straightener with roll changing device according to claim 9, characterized in that the roll changing device further comprises a roll changing track,
the roll changing frame is arranged on the roll changing track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023291091.9U CN214441997U (en) | 2020-12-30 | 2020-12-30 | Multi-roll lacing steel composite stretching straightener with roll changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023291091.9U CN214441997U (en) | 2020-12-30 | 2020-12-30 | Multi-roll lacing steel composite stretching straightener with roll changing device |
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| CN214441997U true CN214441997U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023291091.9U Active CN214441997U (en) | 2020-12-30 | 2020-12-30 | Multi-roll lacing steel composite stretching straightener with roll changing device |
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