CN203459459U - Anti-tear roller device - Google Patents
Anti-tear roller device Download PDFInfo
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- CN203459459U CN203459459U CN201320447648.4U CN201320447648U CN203459459U CN 203459459 U CN203459459 U CN 203459459U CN 201320447648 U CN201320447648 U CN 201320447648U CN 203459459 U CN203459459 U CN 203459459U
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- swing arm
- hydraulic cylinder
- bearing
- roller
- tear
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Abstract
The utility model discloses an anti-tear roller device, which belongs to the technical field of leveling devices of annealed strip steels. A roller (1) of the device is arranged in a bearing seat (2), wherein the bearing seat (2) is connected with a swing arm (3); the swing arm (3) is arranged on two fixing supports (4) and can swing along the rotating centers of the fixing supports (4) and move along the axial lines of the fixing supports; the piston rod of a hydraulic cylinder (6) is movably connected with the other arrangement end of the swing arm (3), and the tail of the hydraulic cylinder (6) is movably connected with a connecting seat (5). The hydraulic cylinder stretches out to drive the swing arm to rotate so as to drive the roller to press downwards, and the roller is always away from a steel coil for a distance, so that an uncoiling angle and a pressure are basically constant to prevent or reduce cross breaking or edge tearing phenomenon generated by annealing adhesion in a thin strip uncoiling process. The anti-tear roller device disclosed by the utility model can adapt to the threading requirements of strip steels with different coil diameters and different thicknesses. The anti-tear roller device disclosed by the utility model is simple in structure, reliable in work, prominent in effect, capable of significantly improving the levelness quality of the strip steels and suitable for use on leveling machine sets of cold rolled strip steel.
Description
Technical field
An anti-tear roller arrangement, relates to the anti-tear roller arrangement of a kind of cold-strip steel finishing, relates in particular to a kind of smooth anti-tear roller arrangement technical field of high speed of Thin Strip Steel, belongs to after annealing the flattening device technical field with steel.
Background technology
After bell type annealing furnace recrystallization annealing, often there is bonding phenomenon in cold-rolled steel coils.Effect due to bonding force, make uncoiling breaking up point depart from point of contact, and diminishing along with coil diameter, the angle of spread increases thereupon, cause the strength degree to the power of tearing much larger than adhesive spots steel with steel Instantaneous Method, thus while often there is uncoiling with the tearing or jackknifing of steel, cause the fluctuation of tension force simultaneously, have a strong impact on belt steel flating quality, especially true to the book band that high speed is smooth.
Utility model content
The purpose of this utility model is to provide a kind of anti-tear roller arrangement, and diminishing of coil diameter in the time of can be by uncoiling and servo-actuated depressing makes uncoiling angle and pressure substantially keep constant is with when can prevent or alleviate uncoiling that steel is bonding to be torn.It has advantages of simple in structure, reliable operation, remarkably productive.
The anti-tear roller arrangement that the utility model provides, this device contains roller, swing arm, hold-down support, Connection Block, hydraulic cylinder, displacement transducer, head earrings, support, bearing, magnet ring; Roller is placed in swing arm front end; Swing arm is placed on two hold-down supports, and can swing and move along axis around the hold-down support centre of gyration; Two one of hold-down supports are installed on ground, and another is arranged on uncoiler box body of speed reducer; Another set terminal of the piston rod of hydraulic cylinder and swing arm is flexibly connected, and the afterbody of hydraulic cylinder is flexibly connected with Connection Block, and Connection Block is arranged on uncoiler deceleration box; Displacement transducer is fixed on hydraulic cylinder body by bearing, and bearing is threaded with cylinder body, and magnet ring is connected with the tailpiece of the piston rod of hydraulic cylinder by support, and magnet ring is threaded with support, and the support other end is pressed and put at tailpiece of the piston rod by head earrings.
Described roller is placed in bearing block, and bearing block is connected with screw with swing arm set terminal.
Described swing arm structure is: front arm is fixed on axle by key and locking nut; Back arm is fixed on axle by key and locking nut, has jointly formed swing arm.
Described two hold-down supports are positioned inside bearing separately, and swing arm two ends are placed in bearing; Wherein, be placed in ground hold-down support splendid attire axle sleeve, bearing is placed in axle sleeve, and bearing can slide in axle sleeve; The traversing drive of uncoiler realizes swing arm and moves along axis.
The piston rod of described hydraulic cylinder is flexibly connected with another set terminal of swing arm with bearing pin by head earrings, and head earrings is connected with piston rod thread.The afterbody of described hydraulic cylinder is flexibly connected with the set terminal of Connection Block with bearing pin.
Use procedure of the present utility model: on uncoiler,, after volume, threading, machine is set up and opened, anti-tear roller hydraulic cylinder stretches out and drives swing arm to rotate, and roller presses down, but keeps certain distance with coil of strip.Along with smooth carrying out, coil of strip diameter diminishes, and hydraulic cylinder stretches out at any time and drives roller to press down, and keeps certain distance all the time with coil of strip, uncoiling angle and pressure keep constant substantially like this, and cross break seal or limit portion due to the bonding generation of annealing in the time of can preventing or reduce strip uncoiling tear phenomenon.System is according to the coil diameter recording, by certain functional relation Real Time Drive hydraulic cylinder, to stretch out certain length roller is pressed down and keep certain distance with coil of strip, and the extension elongation of hydraulic cylinder is controlled by displacement transducer.Smooth being over, uncoiler is shut down, and anti-tear roller hydraulic cylinder is retracted drive swing arm to rotate completely, and roller is raised to highest order and waits for upper volume next time.
When the utility model utilizes displacement transducer to control hydraulic cylinder extension elongation and then controls roller drafts and meet different coil diameter with the roughly the same uncoiling angle of steel, thereby cross break seal or limit portion due to the bonding generation of annealing when preventing or reducing strip uncoiling tear phenomenon, have improved smooth quality.Also adapt to different coil diameters, the needs of different-thickness band steel threading simultaneously.The utlity model has simple in structure, reliable operation, the advantage such as remarkably productive.By of the present utility model, install and use, can obviously improve belt steel flating quality, suitablely on the smooth unit of cold-strip steel, install and use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the anti-tear roller arrangement of the utility model duty when maximum is rolled up.
Fig. 2 is that A in Fig. 1 is to view.
Fig. 3 is swing arm structure schematic diagram.Wherein, Fig. 3 (a) is the front view of swing arm structure; Fig. 3 (b) is the side view of swing arm structure.
Fig. 4 is the structural representation of anti-tear roller arrangement duty when rouleau.
Fig. 5 is the structural representation of anti-tear roller arrangement duty when opening.
Parts label in accompanying drawing: 1-roller, 2-bearing block, 3-swing arm, 4-hold-down support, 5-Connection Block, 6-hydraulic cylinder, 7-displacement transducer, 8-head earrings, 9-bearing pin, 10-bearing, 11-axle sleeve, 12-support, 13-bearing, 14-magnet ring, 15-S roller, 16-front arm, 17-locking nut, 18-key, 19-axle, 20-back arm.
The specific embodiment
Below in conjunction with drawings and Examples, further illustrate the utility model.
Fig. 1 is the structural representation of the anti-tear roller arrangement of the utility model duty when maximum is rolled up.Fig. 2 is that A in Fig. 1 is to view.As depicted in figs. 1 and 2, in figure, H is steel band, Z is ground, P is the steel band direction of motion, anti-tear roller arrangement of the present utility model, is comprised of roller 1, bearing block 2, swing arm 3, hold-down support 4, Connection Block 5, hydraulic cylinder 6, displacement transducer 7, head earrings 8, bearing pin 9, bearing 10, axle sleeve 11, support 12, bearing 13, magnet ring 14, and roller 1 is placed in swing arm 3 front ends; Swing arm 3 is placed on hold-down support 4, and can swing and move along axis around hold-down support 4 centres of gyration; The piston rod of hydraulic cylinder 6 is flexibly connected with swing arm 3 another set terminals, and the afterbody of hydraulic cylinder 6 is flexibly connected with Connection Block 5, and displacement transducer 7 is placed on hydraulic cylinder 6.
The syndeton that described roller 1 is placed in swing arm 3 front ends is that roller 1 is placed in bearing block 2, and bearing block 2 is connected with screw with swing arm 3 set terminals.
Fig. 3 is swing arm structure schematic diagram.Wherein, Fig. 3 (a) is the front view of swing arm structure; Fig. 3 (b) is the side view of swing arm structure.In figure, 16 is front arm, and 17 is locking nut, and 18 is key, and 19 is axle, and 20 is back arm, and swing arm 3 structures are: front arm 16 is fixed on axle 19 by key 18 and locking nut 17; Back arm 20 is fixed on axle 19 by key 18 and locking nut 17, has jointly formed swing arm 3.B on axle 19, c position are the bearing positions of installing in hold-down support 4.
Described swing arm 3 is placed on hold-down support 4, and can be two hold-down supports, 4 positioned inside bearings 10 around hold-down support 4 centres of gyration swings and the structure moving along axis, and the two ends of swing arm 3 are placed in the interior realization of bearing 10 and swing; Be placed in ground hold-down support 4 splendid attire axle sleeves 11, bearing 10 is placed in axle sleeve 11, and bearing 10 can be in the interior slip of axle sleeve 11, and uncoiler traversing realizes swing arm 3 and move along axis.
The piston rod of described hydraulic cylinder 6 is flexibly connected with another set terminal of swing arm 3 by head earrings 8 use bearing pins 9 with the piston rod that swing arm 3 another set terminal movable connection structures are hydraulic cylinder 6, and head earrings 8 is connected with piston rod thread; The afterbody of described hydraulic cylinder 6 is flexibly connected with the set terminal of Connection Block 5 with bearing pin 9 with the afterbody that Connection Block 5 movable connection structures are hydraulic cylinder 6.
It is that displacement transducer 7 is fixed on hydraulic cylinder 6 cylinder bodies by bearing 13 that described displacement transducer 7 is placed in structure on hydraulic cylinder 6, bearing 13 is threaded with cylinder body, magnet ring 14 is connected with tailpiece of the piston rod by support 12, magnet ring 14 is threaded with support 12, and support 12 other ends are pressed and put at tailpiece of the piston rod by head earrings 8.
Fig. 1 is the structural representation of the anti-tear roller arrangement of the utility model duty when maximum is rolled up., when belt steel thickness >1mm, with steel, pass through the top roll of S roller 15; During belt steel thickness≤1mm, with steel, pass through the lower roll of S roller 15.
Refer to Fig. 4, Fig. 4 is the structural representation of anti-tear roller arrangement duty when rouleau.When as shown in Figure 4, band steel threading mode is with maximum coil diameter, use state the same.
Refer to Fig. 5, Fig. 5 is the structural representation of anti-tear roller arrangement duty when opening, and hydraulic cylinder 6 piston rods are retracted into the shortest position, drives swing arm 3 rotations to make roller 1 rise to maximum position, ready for rolling up on uncoiler.
The use procedure of anti-tear roller arrangement: on uncoiler,, after volume, threading, machine is set up and opened, anti-tear roller hydraulic cylinder 6 stretches out and drives swing arm 3 to rotate, and roller 1 presses down, but keeps certain distance with coil of strip.Along with smooth carrying out, coil of strip diameter diminishes, and hydraulic cylinder 6 stretches out at any time and drives roller 1 to press down, and keeps certain distance all the time with coil of strip, uncoiling angle and pressure keep constant substantially like this, and cross break seal or limit portion due to the bonding generation of annealing in the time of can preventing or reduce strip uncoiling tear phenomenon.Device is according to the coil diameter recording, by certain functional relation Real Time Drive hydraulic cylinder 6, to stretch out certain length roller 1 is pressed down and keep certain distance with coil of strip, and the extension elongation of hydraulic cylinder 6 is controlled by displacement transducer 7.Smooth being over, uncoiler is shut down, and anti-tear roller hydraulic cylinder 6 is retracted drive swing arm 3 to rotate completely, and roller 1 is raised to highest order and waits for upper volume next time.
The utility model be exactly when utilizing displacement transducer to control hydraulic cylinder extension elongation and then controlling roller drafts and meet different coil diameter with the roughly the same uncoiling angle of steel, thereby cross break seal or limit portion due to the bonding generation of annealing when preventing or reducing strip uncoiling tear phenomenon, have improved smooth quality.Also adapt to different coil diameters, the needs of different-thickness band steel threading simultaneously.The utlity model has simple in structure, reliable operation, the advantage such as remarkably productive.By of the present utility model, install and use, can obviously improve belt steel flating quality, suitablely on the smooth unit of cold-strip steel, install and use.
In this description, the utility model is described with reference to its specific embodiment, still, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, description of the present utility model and accompanying drawing are considered to illustrative and nonrestrictive.
Claims (6)
1. anti-tear roller arrangement, it is characterized in that, this device contains roller (1), swing arm (3), hold-down support (4), Connection Block (5), hydraulic cylinder (6), displacement transducer (7), head earrings (8), support (12), bearing (13), magnet ring (14);
Roller (1) is placed in swing arm (3) front end; It is upper that swing arm (3) is placed in two hold-down supports (4), and can swing and move along axis around hold-down support (4) centre of gyration;
Two (4) one of hold-down supports are installed on ground, and another is arranged on uncoiler box body of speed reducer;
The piston rod of hydraulic cylinder (6) is flexibly connected with another set terminal of swing arm (3), and the afterbody of hydraulic cylinder (6) is flexibly connected with Connection Block (5), and Connection Block (5) is arranged on uncoiler deceleration box;
Displacement transducer (7) is fixed on hydraulic cylinder (6) cylinder body by bearing (13), bearing (13) is threaded with cylinder body, magnet ring (14) is connected with the tailpiece of the piston rod of hydraulic cylinder (6) by support (12), magnet ring (14) is threaded with support (12), and support (12) other end is pressed and put at tailpiece of the piston rod by head earrings (8).
2. anti-tear roller arrangement according to claim 1, is characterized in that, described roller (1) is placed in bearing block (2), and bearing block (2) is connected with screw with swing arm (3) set terminal.
3. anti-tear roller arrangement according to claim 1, is characterized in that, described swing arm (3) structure is: front arm (16) fixes on axle (19) together by key (18) and locking nut (17); It is upper that back arm (20) is fixed on axle (19) by key (18) and locking nut (17), jointly formed swing arm (3).
4. anti-tear roller arrangement according to claim 1, is characterized in that, described two hold-down supports (4) are positioned inside bearing (10) separately, and swing arm (3) two ends are placed in bearing (10);
Wherein, be placed in ground hold-down support (4) splendid attire axle sleeve (11), bearing (10) is placed in axle sleeve (11), and bearing (10) can slide in axle sleeve (11); The traversing drive of uncoiler realizes swing arm (3) and moves along axis.
5. anti-tear roller arrangement according to claim 1, it is characterized in that, the piston rod of described hydraulic cylinder (6) is flexibly connected with another set terminal of swing arm (3) with bearing pin (9) by head earrings (8), and head earrings (8) is connected with piston rod thread.
6. anti-tear roller arrangement according to claim 1, is characterized in that, the bearing pin for afterbody (9) of described hydraulic cylinder (6) is flexibly connected with the set terminal of Connection Block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447648.4U CN203459459U (en) | 2013-07-25 | 2013-07-25 | Anti-tear roller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320447648.4U CN203459459U (en) | 2013-07-25 | 2013-07-25 | Anti-tear roller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203459459U true CN203459459U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320447648.4U Expired - Fee Related CN203459459U (en) | 2013-07-25 | 2013-07-25 | Anti-tear roller device |
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| Country | Link |
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| CN (1) | CN203459459U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259250A (en) * | 2014-10-24 | 2015-01-07 | 无锡市众程通用机电有限公司 | Uncoiler with bending prevention function |
| CN107583952A (en) * | 2016-07-07 | 2018-01-16 | 天津市宇润德金属制品有限公司 | A kind of adjustable electromagnetism pressure arm |
| CN109351805A (en) * | 2018-10-29 | 2019-02-19 | 中冶南方工程技术有限公司 | A kind of method and device improving cold hot milling band steel surface cross break print |
| CN111644485A (en) * | 2019-05-10 | 2020-09-11 | 襄阳振本传动设备有限公司 | Uncoiler compression roller device |
| CN113941605A (en) * | 2021-10-14 | 2022-01-18 | 中冶南方工程技术有限公司 | Anti-tearing roller control method |
-
2013
- 2013-07-25 CN CN201320447648.4U patent/CN203459459U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259250A (en) * | 2014-10-24 | 2015-01-07 | 无锡市众程通用机电有限公司 | Uncoiler with bending prevention function |
| CN104259250B (en) * | 2014-10-24 | 2016-01-06 | 无锡市众程通用机电有限公司 | There is the uncoiler of recurvation function |
| CN107583952A (en) * | 2016-07-07 | 2018-01-16 | 天津市宇润德金属制品有限公司 | A kind of adjustable electromagnetism pressure arm |
| CN109351805A (en) * | 2018-10-29 | 2019-02-19 | 中冶南方工程技术有限公司 | A kind of method and device improving cold hot milling band steel surface cross break print |
| CN111644485A (en) * | 2019-05-10 | 2020-09-11 | 襄阳振本传动设备有限公司 | Uncoiler compression roller device |
| CN113941605A (en) * | 2021-10-14 | 2022-01-18 | 中冶南方工程技术有限公司 | Anti-tearing roller control method |
| CN113941605B (en) * | 2021-10-14 | 2023-10-27 | 中冶南方工程技术有限公司 | Tear-resistant roller control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20160725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |