CN104858239A - Rapid roll changing device and method for multi-roll mill - Google Patents
Rapid roll changing device and method for multi-roll mill Download PDFInfo
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- CN104858239A CN104858239A CN201510258621.4A CN201510258621A CN104858239A CN 104858239 A CN104858239 A CN 104858239A CN 201510258621 A CN201510258621 A CN 201510258621A CN 104858239 A CN104858239 A CN 104858239A
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- spindle nose
- reductor
- slewing equipment
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Abstract
The invention relates to a rapid roll changing device and method for a multi-roll mill. The rapid roll changing device comprises a rotation shaft head, a worm gear and worm mechanism, a rotation device reducer, a rotation device motor, a traction crossbeam, a traction motor, a traction reducer, a balance box and a rotation transmission shaft. The traction crossbeam is installed on a track arranged in the balance box, the traction crossbeam is provided with a rack meshed with a gear arranged on the traction reducer, the rotation shaft head is installed at the front end of the traction crossbeam, the worm gear and worm mechanism is installed on the rotation shaft head, and the rotation device motor and the traction motor are arranged on the balance box. The rotation device motor is connected with the rotation device reducer through a motor coupler, the rotation device reducer is connected with one end of the rotation transmission shaft, and the rotation transmission shaft is connected with the worm gear and worm mechanism. The traction motor is connected with the traction reducer. The rapid roll changing device runs stably and reliably and is small in occupied space and compact in structure, roll changing is convenient, and roll changing efficiency is high.
Description
Technical field
The present invention relates to mill milling production technical field, be specifically related to a kind of changing rig and method of Novel multi-roll mill.
Background technology
In line of rolling apparatus, because roll needs often to change, the whether easy to use of roll-changing method just seems very important, directly affects the production efficiency of milling train.Roll change many employings roll changing carriage cart forward-reverse of milling train in the past, be arranged on the roll in the tractor traction milling train on cart, after the roll pull-out milling train in milling train, carrying out replacing roll with roll change cart, this roll-changing method, roll-changing equipment floor space is large, complex structure, roll changing carriage is all provided with very long track, needs to dock with the changing track for roll in milling train, often impulse ratio is comparatively large, and tractor is not easy a roll and extracts out in milling train.For multi-roll mill, pony roll footpath roll is many, if with large roll changing carriage, need a lot of changing track for roll, and spended time, obviously not too applicable to the roll change of multi-roll mill.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of Quick roll-changing device and method of multi-roll mill, operate steadily reliable, floor space is little, compact conformation, roll change is convenient, and roll change efficiency is high.
In order to achieve the above object, the technical scheme that the present invention takes is: a kind of Quick roll-changing device of multi-roll mill, comprise and take back tupelo, worm-and-wheel gear, slewing equipment reductor, slewing equipment motor, traction crossbeam, traction electric machine, traction reductor, balance box, revolution power transmission shaft, described traction crossbeam is arranged on the track that is provided with in the middle part of balance box, the bottom of described traction crossbeam is provided with tooth bar, the gears meshing that this tooth bar and the traction reductor being fixed on balance box rear end are provided with, described revolution spindle nose is arranged on the front end of traction crossbeam, and revolution spindle nose is along traction crossbeam central axis, the worm gear set of described worm-and-wheel gear is located at the rear end of revolution spindle nose, and worm-and-wheel gear drives revolution spindle nose to rotate,
Described slewing equipment motor and traction electric machine are separately fixed on balance box; Described slewing equipment reductor is located at balance box front end, and with slewing equipment motor homonymy, described slewing equipment motor is connected by motor coupler with described slewing equipment reductor, described slewing equipment reductor is connected with described revolution turning cylinder, the other end of described revolution power transmission shaft is arranged with the first tooth cover, and this first tooth cover is connected by the first odontoid belt with the second tooth cover that the worm screw of worm-and-wheel gear is provided with;
The power transmission shaft of described traction electric machine and the power transmission shaft of traction reductor one end are respectively equipped with the 3rd tooth cover and the 4th tooth cover, and the 3rd described tooth cover is connected by the second odontoid belt with the 4th tooth cover.
The top of described balance box is mounted by means of screws with lifting support body, and this upending frame body is positioned at directly over traction crossbeam.
Described slewing equipment motor and traction electric machine are located on balance box, and are positioned at the both sides of lifting support body.
Described traction reductor is arranged on the rear end of the inside of balance box.
A fast roll changing method for multi-roll mill, according to following steps roll change:
Step one: tear the roll needing to change open; First with driving, this changing rig is sling, then the revolution spindle nose of changing rig is aimed at the roll end in milling train, turning motor rotates, drive slewing equipment reductor to rotate, by revolution power transmission shaft and the odontoid belt of connection, drive worm-and-wheel gear to rotate, the worm gear wheel of worm-and-wheel gear drives revolution spindle nose to rotate, the externally threaded roll end position needing to change of gyroaxis head tapped hole precession band, screws after putting in place, fixes roll; Traction electric machine rotates, traction reductor is driven to rotate, drive the pinion rotation of the other end of traction reductor, due to gear and the tooth bar engagement of the bottom of traction crossbeam, drive traction crossbeam that roll is extracted out in milling train, then the driving whole changing rig that plays is placed to roll change frame roll, and slewing equipment motor rotates backward, revolution spindle nose completes the roll needing dismounting after unloading the roll needing to change;
Step 2: install new roll; Slewing equipment motor rotates forward, the new roll of milled is contained on revolution spindle nose, hoisting traveling crane hangs whole changing rig near rolling-mill housing, traction crossbeam advances roll in milling train under the driving of traction electric machine, after placing roll, reversely rotates revolution spindle nose, unload bottom roll, traction crossbeam exits backward again, and hoisting traveling crane is placed to correct position whole changing rig, completes the installation of new roll.
The present invention adopts above technical scheme, has the following advantages, operate steadily reliable, floor space is little, compact conformation, roll change is convenient, and whole roll change process only needs a human assistance to complete, simple to operation, save roll changing time, and then improve the production efficiency of multi-roll mill.
Accompanying drawing explanation
Fig. 1: structural representation of the present invention.
In figure: 1. turn round spindle nose; 2. worm-and-wheel gear; 3. slewing equipment reductor; 4. slewing equipment motor; 5. lift by crane support body; 6. draw crossbeam; 7. traction electric machine; 8. the first odontoid belt; 9. draw reductor; 10. balance box; 11. revolution power transmission shafts; 12. first tooth covers; 13. second tooth covers; 14 the 3rd tooth covers; 15. the 4th tooth covers; 16. second profile of tooth leather sheaths.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
Embodiment 1
As shown in Figure 1, a kind of Quick roll-changing device of multi-roll mill, comprise and take back tupelo 1, worm-and-wheel gear 2, slewing equipment reductor 3, slewing equipment motor 4, traction crossbeam 6, traction electric machine 7, traction reductor 9, balance box 10, revolution power transmission shaft 11, described traction crossbeam 6 is arranged on the track that is provided with in the middle part of balance box 10, the bottom of described traction crossbeam 6 is provided with tooth bar, the gears meshing that this tooth bar and the traction reductor 9 being fixed on balance box 10 rear end are provided with, described revolution spindle nose 1 is arranged on the front end of traction crossbeam 6, and revolution spindle nose 1 is along traction crossbeam 6 central axis, the worm gear set of described worm-and-wheel gear 2 is located at the rear end of revolution spindle nose 1, and worm-and-wheel gear 2 drives revolution spindle nose 1 to rotate,
Described slewing equipment motor 4 and traction electric machine 7 are separately fixed on balance box 10; Described slewing equipment reductor 3 is located at balance box 10 front end, and with slewing equipment motor 4 homonymy, described slewing equipment motor 4 is connected by motor coupler with described slewing equipment reductor 3, described slewing equipment reductor 3 is connected with described revolution turning cylinder 11, the other end of described revolution power transmission shaft 11 is arranged with the first tooth cover 12, and this first tooth cover 12 is overlapped 13 with the second tooth that the worm screw of worm-and-wheel gear 2 is provided with and is connected by the first odontoid belt 8;
The power transmission shaft of described traction electric machine 7 and the power transmission shaft of traction reductor 9 one end are respectively equipped with the 3rd tooth cover 14 and the 4th tooth cover 15, and the 3rd described tooth cover 14 is overlapped 15 with the 4th tooth and is connected by the second odontoid belt 16.
At work, revolution spindle nose 1 is used for coordinating with the roll needing to change and new roll, slewing equipment motor 4 rotates, and turn round power transmission shaft 11 after being slowed down by slewing equipment reductor 3 and rotate, revolution power transmission shaft 11 drives worm-and-wheel gear 2 to rotate, worm-and-wheel gear 2 drives revolution spindle nose 1 to rotate, come to carry out being connected or disconnecting with the roll needing to change and new roll, after revolution spindle nose 1 and roll complete and are connected, after traction electric machine 7 is slowed down by traction reductor 9, drive the pinion rotation on traction reductor 9, this pinion rotation, the traction crossbeam 6 with tooth bar engaged with it is driven to move left and right, the installation and removal of breaker roll are carried out.Can find out, this plant running steadily reliable, floor space is little, compact conformation, roll change is convenient, and whole roll change process only needs a human assistance to complete, simple to operation, saves roll changing time, and then improves the production efficiency of multi-roll mill.
Embodiment 2
Rotation can be driven by worm gear structure 2 to turn round spindle nose 1, and can be driven by traction crossbeam 6 and move left and right, described revolution spindle nose 1 is connected by the bearing drawing crossbeam 6 front end with traction crossbeam 6, bearing inner race is fixed on traction crossbeam 6, and bearing outer ring is arranged on the endoporus of revolution spindle nose 1.
Embodiment 3
The top of described balance box 10 is mounted by means of screws with lifting support body 5, this suspension bracket body 5 is positioned at directly over traction crossbeam 6, in the process of whole lifting, to lift by crane the hook coupled position of support body and driving for fulcrum, balance box 10 moves forward and backward in process at traction crossbeam 6 and serves balanced action, prevents tumbling and rocking of whole changing rig.
Implement 4
In order to make the floor space of this device less, structure is more compact, and described slewing equipment motor 4 and traction electric machine 7 are located on balance box 10, and is positioned at the both sides of lifting support body 5.
Described traction reductor 9 is arranged on the rear end of the inside of balance box 10.
A fast roll changing method for multi-roll mill, structure as shown in Figure 1, specifically according to following steps roll change:
Step one: tear the roll needing to change open; First with driving, this changing rig is sling, then the revolution spindle nose 1 of changing rig is aimed at the roll end in milling train, turning motor 4 rotates, drive slewing equipment reductor 3 to rotate, by revolution power transmission shaft 11 and the odontoid belt 8 of connection, drive worm-and-wheel gear 2 to rotate, the worm gear wheel of worm-and-wheel gear 2 drives revolution spindle nose 1 to rotate, the externally threaded roll end position needing to change of revolution spindle nose 1 tapped hole precession band, screws after putting in place, fixes roll; Traction electric machine 7 rotates, traction reductor 9 is driven to rotate, drive the pinion rotation of the other end of traction reductor 9, due to gear and the tooth bar engagement of the bottom of traction crossbeam 6, drive traction crossbeam 6 that roll is extracted out in milling train, the whole changing rig that plays of then driving a vehicle is placed to roll change frame roll, and slewing equipment motor 4 rotates backward, revolution spindle nose 1 completes the roll needing dismounting after unloading the roll needing to change;
Step 2: install new roll; Slewing equipment motor 4 rotates forward, the new roll of milled is contained on revolution spindle nose 1, hoisting traveling crane hangs whole changing rig near rolling-mill housing, traction crossbeam 6 advances roll in milling train under the driving of traction electric machine 7, after placing roll, reversely rotates revolution spindle nose 1, unload bottom roll, traction crossbeam 6 exits backward again, and hoisting traveling crane is placed to correct position whole changing rig, completes the installation of new roll.Whole roll change process only needs a human assistance to complete, simple to operation, saves roll changing time, and then improves the production efficiency of multi-roll mill.
Worm-and-wheel gear 2 in above-described embodiment is technology well-known in the art, here describes with regard to not carrying out one by one.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (6)
1. the Quick roll-changing device of a multi-roll mill, it is characterized in that, comprise and take back tupelo (1), worm-and-wheel gear (2), slewing equipment reductor (3), slewing equipment motor (4), traction crossbeam (6), traction electric machine (7), traction reductor (9), balance box (10), revolution power transmission shaft (11), described traction crossbeam (6) is arranged on the track that is provided with of balance box (10) middle part, the bottom of described traction crossbeam (6) is provided with tooth bar, the gears meshing that this tooth bar and the traction reductor (9) being fixed on balance box (10) rear end are provided with, described revolution spindle nose (1) is arranged on the front end of traction crossbeam (6), and revolution spindle nose (1) is along traction crossbeam (6) central axis, the worm gear set of described worm-and-wheel gear (2) is located at the rear end of revolution spindle nose (1), and worm-and-wheel gear (2) drives revolution spindle nose (1) to rotate,
Described slewing equipment motor (4) and traction electric machine (7) are separately fixed on balance box (10); Described slewing equipment reductor (3) is located at balance box (10) front end, and with slewing equipment motor (4) homonymy, described slewing equipment motor (4) is connected by motor coupler with described slewing equipment reductor (3), described slewing equipment reductor (3) is connected with described revolution turning cylinder (11), the other end of described revolution power transmission shaft (11) is arranged with the first tooth cover (12), and the second tooth cover (13) that this first tooth cover (12) and the worm screw of worm-and-wheel gear (2) are provided with is connected by the first odontoid belt (8);
The power transmission shaft of described traction electric machine (7) and the power transmission shaft of traction reductor (9) one end are respectively equipped with the 3rd tooth cover (14) and the 4th tooth cover (15), and the 3rd described tooth cover (14) is connected by the second odontoid belt (16) with the 4th tooth cover (15).
2. the Quick roll-changing device of a kind of multi-roll mill according to claim 1, it is characterized in that, described revolution spindle nose (1) is connected by the bearing drawing crossbeam (6) front end and be provided with traction crossbeam (6), this bearing inner race is fixed in traction crossbeam (6), and bearing outer ring is arranged on the endoporus of revolution spindle nose (1).
3. the Quick roll-changing device of a kind of multi-roll mill according to claim 1, is characterized in that, the top of described balance box (10) is mounted by means of screws with lifting support body (5), and this suspension bracket body (5) is positioned at directly over traction crossbeam (6).
4. the Quick roll-changing device of a kind of multi-roll mill according to claim 3, is characterized in that, described slewing equipment motor (4) and traction electric machine (7) are located on balance box (10), and is positioned at the both sides of lifting support body (5).
5. the Quick roll-changing device of a kind of multi-roll mill according to claim 1, is characterized in that, described traction reductor (9) is arranged on the rear end of the inside of balance box (10).
6. the Quick roll-changing device of a kind of multi-roll mill according to claim 1 provides a kind of fast roll changing method of multi-roll mill, it is characterized in that, according to following steps roll change:
Step one: tear the roll needing to change open; First with driving, this changing rig is sling, then the revolution spindle nose (1) of changing rig is aimed at the roll end in milling train, turning motor (4) rotates, slewing equipment reductor (3) is driven to rotate, by revolution power transmission shaft (11) and the odontoid belt (8) of connection, worm-and-wheel gear (2) is driven to rotate, the worm gear wheel of worm-and-wheel gear (2) drives revolution spindle nose (1) to rotate, the externally threaded roll end position needing to change of revolution spindle nose (1) tapped hole precession band, screw after putting in place, fix roll; Traction electric machine (7) rotates, traction reductor (9) is driven to rotate, drive the pinion rotation of the other end of traction reductor (9), due to gear and the tooth bar engagement of the bottom of traction crossbeam (6), drive traction crossbeam (6) that roll is extracted out in milling train, then the driving whole changing rig that plays is placed to roll change frame roll, and slewing equipment motor (4) rotates backward, revolution spindle nose (1) completes the roll needing dismounting after unloading the roll needing to change;
Step 2: install new roll; Slewing equipment motor (4) rotates forward, the new roll of milled is contained in revolution spindle nose (1), hoisting traveling crane hangs whole changing rig near rolling-mill housing, traction crossbeam (6) advances roll in milling train under the driving of traction electric machine (7), after placing roll, reversely rotates revolution spindle nose (1), unload bottom roll, traction crossbeam (6) is exited backward again, and hoisting traveling crane is placed to correct position whole changing rig, completes the installation of new roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510258621.4A CN104858239B (en) | 2015-05-20 | 2015-05-20 | The Quick roll-changing device of a kind of multi-roll mill and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510258621.4A CN104858239B (en) | 2015-05-20 | 2015-05-20 | The Quick roll-changing device of a kind of multi-roll mill and method |
Publications (2)
| Publication Number | Publication Date |
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| CN104858239A true CN104858239A (en) | 2015-08-26 |
| CN104858239B CN104858239B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510258621.4A Active CN104858239B (en) | 2015-05-20 | 2015-05-20 | The Quick roll-changing device of a kind of multi-roll mill and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127208A (en) * | 2015-10-12 | 2015-12-09 | 白城福佳科技有限公司 | Single twist machine and rolling machine thereof |
| CN112024609A (en) * | 2019-06-04 | 2020-12-04 | 上海梅山钢铁股份有限公司 | Method for rapidly replacing transmission shaft of cold rolling mill |
| CN114226466A (en) * | 2021-11-12 | 2022-03-25 | 上海神火铝箔有限公司 | Special working roll roller loading device |
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| CN1091061A (en) * | 1993-02-15 | 1994-08-24 | 日铁建材工业株式会社 | Standby more changing device of roll and insert integral roll |
| US5497644A (en) * | 1988-03-01 | 1996-03-12 | Danieli & C. Officine Meccaniche Spa | Device to replace rolls on dual-purpose universal rolling stands |
| JPH09155419A (en) * | 1995-12-06 | 1997-06-17 | Kobe Steel Ltd | Device for changing roll |
| CN201427135Y (en) * | 2009-06-17 | 2010-03-24 | 泰安科诺型钢股份有限公司 | Replacer for replacing rolls |
| CN201505670U (en) * | 2009-05-27 | 2010-06-16 | 武钢集团昆明钢铁股份有限公司 | Replacing device |
| KR20120073518A (en) * | 2010-12-27 | 2012-07-05 | 주식회사 포스코 | Apparus for changing roll |
| CN203292185U (en) * | 2013-05-24 | 2013-11-20 | 中冶南方工程技术有限公司 | Quick roll changing device |
| CN204735536U (en) * | 2015-05-20 | 2015-11-04 | 中国重型机械研究院股份公司 | Cluster mill's quick roll -changing device |
-
2015
- 2015-05-20 CN CN201510258621.4A patent/CN104858239B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5497644A (en) * | 1988-03-01 | 1996-03-12 | Danieli & C. Officine Meccaniche Spa | Device to replace rolls on dual-purpose universal rolling stands |
| CN1091061A (en) * | 1993-02-15 | 1994-08-24 | 日铁建材工业株式会社 | Standby more changing device of roll and insert integral roll |
| JPH09155419A (en) * | 1995-12-06 | 1997-06-17 | Kobe Steel Ltd | Device for changing roll |
| CN201505670U (en) * | 2009-05-27 | 2010-06-16 | 武钢集团昆明钢铁股份有限公司 | Replacing device |
| CN201427135Y (en) * | 2009-06-17 | 2010-03-24 | 泰安科诺型钢股份有限公司 | Replacer for replacing rolls |
| KR20120073518A (en) * | 2010-12-27 | 2012-07-05 | 주식회사 포스코 | Apparus for changing roll |
| CN203292185U (en) * | 2013-05-24 | 2013-11-20 | 中冶南方工程技术有限公司 | Quick roll changing device |
| CN204735536U (en) * | 2015-05-20 | 2015-11-04 | 中国重型机械研究院股份公司 | Cluster mill's quick roll -changing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127208A (en) * | 2015-10-12 | 2015-12-09 | 白城福佳科技有限公司 | Single twist machine and rolling machine thereof |
| CN112024609A (en) * | 2019-06-04 | 2020-12-04 | 上海梅山钢铁股份有限公司 | Method for rapidly replacing transmission shaft of cold rolling mill |
| CN114226466A (en) * | 2021-11-12 | 2022-03-25 | 上海神火铝箔有限公司 | Special working roll roller loading device |
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| Publication number | Publication date |
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| CN104858239B (en) | 2016-08-24 |
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