CN205732274U - Teaching single stand four-roller reversible cold rolling milling train - Google Patents
Teaching single stand four-roller reversible cold rolling milling train Download PDFInfo
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- CN205732274U CN205732274U CN201620117275.8U CN201620117275U CN205732274U CN 205732274 U CN205732274 U CN 205732274U CN 201620117275 U CN201620117275 U CN 201620117275U CN 205732274 U CN205732274 U CN 205732274U
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- side frame
- roller
- milling train
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Abstract
nullA kind of teaching single stand four-roller reversible cold rolling milling train，Including the fore side and the transmission side rolling-mill housing that support roller system、Connect transmission side and the lower and upper cross-member of fore side frame、Support milling train fore side and the rolling mill base of transmission side frame、For adjusting the adjusting apparatus of roller system roll line、Reductor platform，The combination gear case being fixed on reductor platform、The mair motor being connected with combination gear case power shaft、Roller system it is connected with speed reducer output shaft by universal shaft coupling device，The top working roll axially positioned by the jam plate in fore side frame and bottom working roll、Ensure the compensating cylinder of upper backup roll balance、Ensure the roll-bending cylinder of work roll bending balance、There is provided mill rolling force presses oil cylinder、It is positioned at the Working roll changing buggy of fore side and supports roller roll change buggy，Its structure is the simplest，Volume and floor space are little，And meet reversible rolling，Operation and maintenance low cost，Make student can carry out independently operating and the milling equipment of safety.
Description
Technical field
This utility model patent relates to a kind of novel milling train, is related specifically to teaching single stand four-roller reversible cold rolling milling train.
Background technology
Cold rolling is an important procedure in cold rolled strip steel production, and cold rolling mill is the main equipment of cold rolling production.Reversing cold mill is the cold rolling mill that a kind of versatility is the strongest, but the rolling mill structure currently used is complicated, it is big, dangerous high to take up an area space, there is the enterprise of this equipment again to keep the safety in production with economic benefit as main target, it is reluctant to receive practising method, or during Shi Xi, student can not carry out independent equipment operation, is not suitable for teaching and uses.
Summary of the invention
Problem to be solved in the utility model is just to provide a kind of teaching single stand four-roller reversible cold rolling milling train, its structure is not only simple, and volume and floor space are little, and meet reversible rolling, operation and maintenance low cost, makes student can carry out independently operating and the milling equipment of safety.
For achieving the above object, this utility model be the technical scheme is that
nullA kind of teaching single stand four-roller reversible cold rolling milling train，Including the fore side and the transmission side rolling-mill housing that support roller system、Connect transmission side and the lower and upper cross-member of fore side frame、Support milling train fore side and the rolling mill base of transmission side frame、For adjusting the adjusting apparatus of roller system roll line、Reductor platform，The combination gear case being fixed on reductor platform、The mair motor being connected with combination gear case power shaft、Roller system it is connected with speed reducer output shaft by universal shaft coupling device，The top working roll axially positioned by the jam plate in fore side frame and bottom working roll、Ensure the compensating cylinder of upper backup roll balance、Ensure the roll-bending cylinder of work roll bending balance、There is provided mill rolling force presses oil cylinder、It is positioned at the Working roll changing buggy of fore side and supports roller roll change buggy，Described mair motor is one，Described combination gear case has single input axle and the double output shaft being positioned at the same side，The rotating shaft of mair motor connects the power shaft of combination gear case by shaft coupling，The power shaft of described combination gear case is tooth axle，Engaged with lower output shaft by intermediate gear shaft，Upper output shaft engages with lower output shaft，Oppositely oriented synchronism output，Each output shaft connects Hooks coupling universal coupling one end by output shaft spindle，The Hooks coupling universal coupling other end connects roll spindle，Described roll spindle is arranged on roll，For flat head structure，Can slide at roll spindle nose.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, top working roll and bottom working roll are arranged between upper backup roll and lower backing roll, and upper backup roll, top working roll, bottom working roll and lower backing roll are on a vertical straight line.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, the base of described mair motor is structure as a whole with the base of combination gear case.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, described upper backup roll and lower backing roll are all live-roller, and synchronous axial system, direction of rotation is contrary.
In above-mentioned reversable mill, the diameter range φ of described working roll 100～φ 110 millimeters, working roll length 300 millimeters.
In above-mentioned reversable mill, the diameter range φ of described support roller 300～φ 320 millimeters, support roller length 300 millimeters.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, the axle head of described upper backup roll and lower backing roll transmission side is flat head structure.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, described compensating cylinder is separately mounted in fore side frame and transmission side frame, it is symmetrically installed two-by-two, balance upper backup roll and the gravity of bearing block thereof, eliminate the small-gap suture between bearing block and screw-down, screw-down inside, prevent from producing between working roll and backing roll skidding.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, described roll-bending cylinder is separately mounted in fore side frame and transmission side frame, it is symmetrically installed two-by-two, by applying the positive bending roller force of hydraulic pressure to working roll roll neck, make roll produce the effective convexity of addition bend instantaneous change roll, thus adjust the convexity of rolled piece.Roller operating pressure can electrodeless regulate, in order to according to adjustment of technology roll shape.
In above-mentioned teaching single stand four-roller reversible cold rolling milling train, described offer mill rolling force press the bottom that oil cylinder is separately mounted in fore side and transmission side frame, it is provided that milling train need roll-force.
By the enforcement of such scheme, become experiment porch, it is possible not only to make student understand and grasp strip steel reversible cold rolling production principle, equipment composition, production technology, and it is familiar with some new technologies in cold rolling production, new technique, new equipment, also training student has analysis, solves agricultural technology problem, and the ability of operation cold rolled strip steel production equipment.
This utility model has the advantage that
(1) reversible rolling technique is flexible and changeable, strong adaptability.
(2) reversible rolling speed is relatively low, and typically between 5～30m/s, scale is less, it is adaptable to rouleau weight.
(3) reversable mill equipment is simple, and floor space is little, and investment cost is low, builds and produces effects fast.
(4) advanced control system is used, it is possible to realize man-machine interaction, key parameter when detection milling train runs automatically, it is shown to the picture of monitoring system in real time, and carries out fault pre-diagnosing and fault real-time diagnosis according to these parameters.
(5) operation safety, energy-conserving and environment-protective.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the schematic front view of this utility model milling train；
Fig. 2 is the left view schematic diagram of Fig. 1；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is milling train fore side frame front view；
Fig. 5 is that mill drive side frame watches figure attentively；
Fig. 6 is the sectional view of operation roll of mill；
Fig. 7 is the sectional view of milling train upper backup roll；
Fig. 8 is the sectional view of milling train lower backing roll；
nullReference is: 1-fore side frame、2-upper backup roll compensating cylinder、3-working roll bending cylinder、4-rolling line adjusting device、5-upper backup roll、6-top working roll、7-bottom working roll、8-upper backup roll jam plate、9-working roll jam plate、10-lower backing roll、11-lower backing roll jam plate、12-presses oil cylinder、13-rolling mill base、14-combination gear case、15-combination gear case output shaft spindle、16-reductor platform、17-mair motor、18-Hooks coupling universal coupling、19-supporting frame of universal coupling、20-supports roll shaft abutting shaft、21-transmission side frame、22-entablature、23-sill、24-supports roller roll change buggy、25-supports roller roller change bracket、26-Working roll changing buggy、27-work roll changing backing plate、Working roll track in 28-machine、29-machine inner support roller track、30-bearing wheel.
Detailed description of the invention:
For ease of explanation and convenient understanding, first basic direction and position concept are described.
Mill drive side refers to the side being connected with power, and side corresponding thereto is fore side.It is the position for horizontal positioned up and down.
nullIn conjunction with accompanying drawing，Such as Fig. 1、Shown in Fig. 2 and Fig. 3，This milling train includes fore side frame 1 and transmission side frame 20、The entablature 21 of attended operation side frame 1 and transmission side frame 20 and sill 22、Support milling train fore side frame 1 and the rolling mill base 13 of transmission side frame 20、For adjusting the adjusting apparatus 4 of roller system roll line、The combination gear case 14 being fixed on reductor platform 16、The mair motor 17 being connected with combination gear case 14 power shaft、The upper backup roll 5 being connected with speed reducer output shaft by universal shaft coupling device 18 and lower backing roll 10、Supporting frame of universal coupling 19、The top working roll 6 axially positioned by the working roll jam plate 9 in fore side frame 1 and bottom working roll 7、The upper backup roll 5 axially positioned by the upper backup roll jam plate 8 in fore side frame 1、The lower backing roll 10 axially positioned by the lower backing roll jam plate 11 in fore side frame 1、It is contained in lower backing roll 10 bearing block both sides bearing wheel 30、Ensure upper backup roll 5 balance backup roll's balancing cylinder 2、Ensure the roll-bending cylinder 3 of work roll bending balance、There is provided mill rolling force presses oil cylinder 12、It is positioned at the support roller roll change buggy 23 of fore side、Support roller roller change bracket 24 when changing upper backup roll 5 and Working roll changing buggy 25 and the roller backing plate 26 that changes jobs、The working roll track 27 being connected in fore side frame 1 and transmission side frame 20 and support roller track 28.
Mair motor 17 is one, described combination gear case 14 has single input axle and the double output shaft being positioned at the same side, the rotating shaft of mair motor 17 connects the power shaft of combination gear case 14 by shaft coupling, the power shaft of described combination gear case is tooth axle, engaged with lower output shaft by intermediate gear shaft, upper output shaft engages with lower output shaft, oppositely oriented synchronism output, each output shaft connects Hooks coupling universal coupling one end by output shaft spindle 15, it is arranged on the Hooks coupling universal coupling other end and connects roll spindle 19, described roll spindle 19 is arranged on the roll spindle nose of upper backup roll 5 and lower backing roll 10 transmission side, the roll spindle nose of upper backup roll 5 and lower backing roll 10 transmission side is flat head structure, roll spindle can be slided at roll spindle nose.
In above-mentioned reversable mill, described compensating cylinder 2 is separately mounted in fore side frame 1 and transmission side frame 20, it is symmetrically installed two-by-two, balance upper backup roll 5 and the gravity of bearing block thereof, eliminate the small-gap suture between bearing block and adjusting apparatus 4, adjusting apparatus 4 inside, prevent from producing between top working roll 6 and top backing up roll 5 skidding.
In above-mentioned reversable mill, described roll-bending cylinder 3 is separately mounted in fore side frame 1 and transmission side frame 20, it is symmetrically installed two-by-two, the positive bending roller force of hydraulic pressure is applied by working up roll neck at roller 6 and bottom working roll 7, make roll produce addition bend instantaneous change top working roll 6 and the effective convexity of bottom working roll 7, thus adjust the convexity of rolled piece.Roller operating pressure can electrodeless regulate, in order to according to adjustment of technology roll shape.
In above-mentioned reversable mill, the oil cylinder 12 that presses of described offer mill rolling force is two, is separately mounted to the bottom in fore side frame 1 and transmission side frame 20, it is provided that the roll-force that milling train needs.
nullIn above-mentioned reversable mill，The roll change buggy 26 of described top working roll 6 and bottom working roll 7 is the dolly of the upper bands rail inferior portion wheel that manually can promote，Two wheels at rear portion are universal wheel，Convenient adjustment dolly direction，During roll change，In people promotes dolly to make the track on dolly top and machine, working roll track 28 aligns，The roller backing plate 27 that changes jobs is placed on bottom working roll 7 fore side and transmission side bearing block，Retraction roll-bending cylinder 3，Top working roll just falls on bottom working roll，The rolling bearing being simultaneously received in bottom working roll 7 two end axles bearing will fall in machine on working roll track 28，Conveniently manually extract working roll out，Then open working roll jam plate 9 can manually top working roll 6 be extracted out together with bottom working roll 7 in frame，Old roller is hung dolly，Put new roller to Working roll changing buggy 26 track，With working roll track alignment in machine，Manually working roll is pushed working roll track 27 in machine，Lock working roll jam plate 9，The roller that changes jobs completes.
nullIn above-mentioned reversable mill，Described support roller roll change buggy 24 is the dolly that upper bands rail inferior portion is band wheel that manually can promote，When changing lower backing roll 10，First pressure oil cylinder 12 off-load，The bearing wheel 30 at lower backing roll 10 bearing block two ends to be contained in is fallen on frame inner support roller track 29，The Hooks coupling universal coupling of transmission side falls on bracket 19，Artificial promotion supports roller roll change buggy 24，The track on support roller roll change buggy 24 and the support roller track 29 in frame is made to align，Open lower backing roll jam plate 11，Manually lower backing roll 10 is extracted out in frame，The old roller extracted out is called away，Change new roller to supporting on roller roll change buggy 24 track，Align with working roll track 29 in machine again，Manually push on the support roller track 29 in frame supporting roller，The homalocephalus making support roller transmission side axle head is inserted in support roll shaft abutting shaft 20，Lock lower backing roll jam plate 11，Complete the roll change of lower backing roll 10；When changing upper backup roll 5, first lower backing roll 10 is extracted out, load onto and change upper backup roll support 24, again frame is pushed, then upper backup roll compensating cylinder 2 is fallen, upper backup roll 5 is made to fall on upper backup roll support 24, then lower backing roll 10, upper backup roll roller change bracket 24 extracts frame out together with upper backup roll 5, hang away old upper backup roll 5, change new upper backup roll 5 to upper backup roll roller change bracket 24, push away upper backup roll 5 and enter frame, lock upper backup roll jam plate 8, rise upper backup roll compensating cylinder 2, then pull out lower backing roll 10 and upper backup roll roller change bracket 25, hang away upper backup roll roller change bracket 25, lower backing roll 10 is advanced into frame again, lock lower backing roll jam plate 11, complete the roll change work of upper backup roll 5.
Time actually used, first do and pre-be pressed against in order to obtain the electric zero point of mill roll-gap, typically carry out when equipment is installed and more renewed roller for the first time.nullIts process is: lower backing roll 10 is in bottom，The Hooks coupling universal coupling 18 connecting lower backing roll 10 leans against on bracket 19，Can not rotate，Upper backup roll compensating cylinder is stretched 2 and is gone out，Working roll bending cylinder 3 stretches out，Now，Upper backup roll 5 and top working roll 6 compress sturdy，Roll gap is had between top working roll 6 and bottom working roll 7，Control to press oil cylinder 12 to rise，After pressing the Hooks coupling universal coupling 18 after oil cylinder 12 rising connection lower backing roll 10 and disengaging bracket 19，Lower backing roll 10 rotates，After contacting with bottom working roll 7，Bottom working roll 7 is driven to rotate together，Because of lower backing roll and 10 and upper backup roll 5 be synchronous backward rotate，So top working roll 6 rotates under the drive of upper backup roll 5 the most together，Afterwards，Continue to press oil cylinder 12 to continue to rise，Until the contact that top working roll 6 is the most parallel with bottom working roll 7，And slightly pressure (contact pressure)，Confirm to completely attach to.Stress control can be entered with current actual pressure for setting pressure.Slowly increase pressure to pre-by power.After stable etc. pressure at both sides, can reset with roll gap, obtain electric zero point, afterwards, hydraulic unloading, main frame stall.I.e. complete pre-being pressed against.
When carrying out rolling work, locking axial locking device upper backup roll jam plate 8, working roll jam plate 9, lower backing roll jam plate 11, start and drive motor 17, Extension support roller compensating cylinder 2, stretch out working roll bending cylinder 3 so that it is be in and initially set bending roller force, be in unloading condition (main oil cylinder piston retraction) pressing oil cylinder 12, then according to technological requirement rolls, and according to rolling practical situation adjustment suitable to technological parameter.When the first passage rolls, Non-follow control roll gap is in milling train original state, unit inverted running, carry out reversible rolling, set rolling according to technological requirement, and according to rolling practical situation adjustment suitable to technological parameter, the passage specified according to rolling mill practice code is rolled and required finished product thickness.
Claims (10)
- null1. a teaching single stand four-roller reversible cold rolling milling train，Including fore side frame (1) and transmission side frame (20)、The entablature (21) of attended operation side frame (1) and transmission side frame (20) and sill (22)、Support milling train fore side frame (1) and the rolling mill base (13) of transmission side frame (20)、For adjusting the adjusting apparatus (4) of roller system roll line、The combination gear case (14) being fixed on reductor platform (16)、The mair motor (17) being connected with combination gear case (14) power shaft、The upper backup roll (5) being connected with speed reducer output shaft by universal shaft coupling device (18) and lower backing roll (10)、Supporting frame of universal coupling (19)、Top working roll (6) and bottom working roll (7) by the axially location of the working roll jam plate (9) in fore side frame (1)、Upper backup roll (5) by the axially location of the upper backup roll jam plate (8) in fore side frame (1)、Lower backing roll (10) by the axially location of the lower backing roll jam plate (11) in fore side frame (1)、Ensure the backup roll's balancing cylinder (2) that upper backup roll (5) balances、Ensure the roll-bending cylinder (3) of work roll bending balance、There is provided mill rolling force presses oil cylinder (12)、It is positioned at support roller roll change buggy (23) of fore side、Support roller roller change bracket (24) and Working roll changing buggy (25) when changing upper backup roll (5) and the roller backing plate (26) that changes jobs、It is connected to the working roll track (27) in fore side frame (1) and transmission side frame (20) and supports roller track (28).
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterized in that, steel rolling import and steel rolling outlet is constituted between top working roll (6) and bottom working roll (7), top working roll (6) and bottom working roll (7) are arranged between upper backup roll (5) and lower backing roll (10), and upper backup roll (5), top working roll (6), bottom working roll (7) and lower backing roll (10) are on a vertical straight line.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that the diameter range φ of top working roll (6) and bottom working roll (7) 100～φ 110 millimeters, working roll length 300 millimeters.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that the diameter range φ of upper backup roll (5) and lower backing roll (10) 300～φ 320 millimeters, supports roller length 300 millimeters.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that the base of described mair motor (17) is structure as a whole with the base of combination gear case (14).
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that described mill drive is upper backup roll (5) and lower backing roll (10) double transmission, synchronous axial system, and direction of rotation is contrary.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that the axle head of described upper backup roll (5) and lower backing roll (10) transmission side is flat head structure.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that roll-bending cylinder (3) is separately mounted in fore side frame (1) and transmission side frame (20), is symmetrically installed two-by-two.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that compensating cylinder (2) is separately mounted in fore side frame (1) and transmission side frame (20), is symmetrically installed two-by-two.
- Teaching single stand four-roller reversible cold rolling milling train the most according to claim 1, it is characterised in that the oil cylinder (12) that presses providing mill rolling force is two, is separately mounted to the bottom in fore side frame (1) and transmission side frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620117275.8U CN205732274U (en) | 2016-02-05 | 2016-02-05 | Teaching single stand four-roller reversible cold rolling milling train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620117275.8U CN205732274U (en) | 2016-02-05 | 2016-02-05 | Teaching single stand four-roller reversible cold rolling milling train |
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| Publication Number | Publication Date |
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| CN205732274U true CN205732274U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620117275.8U Expired - Fee Related CN205732274U (en) | 2016-02-05 | 2016-02-05 | Teaching single stand four-roller reversible cold rolling milling train |
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| CN (1) | CN205732274U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583444A (en) * | 2017-01-22 | 2017-04-26 | 北京科技大学 | Combined type multi-function experimental rolling mill unit and reversible rolling mill thereof |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
| CN113118242A (en) * | 2021-04-25 | 2021-07-16 | 中冶赛迪工程技术股份有限公司 | Four roller levelling machines of super high strength steel |
| CN113333485A (en) * | 2021-06-08 | 2021-09-03 | 大力神铝业股份有限公司 | Dual-purpose rolling cold rolling mill equipment for aluminum alloy plate coil |
| CN114786832A (en) * | 2019-12-11 | 2022-07-22 | Sms集团有限公司 | Hot rolling stand for a hot rolling mill and for producing a metallic flat product, hot rolling mill and method for operating a hot rolling mill |
-
2016
- 2016-02-05 CN CN201620117275.8U patent/CN205732274U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106583444A (en) * | 2017-01-22 | 2017-04-26 | 北京科技大学 | Combined type multi-function experimental rolling mill unit and reversible rolling mill thereof |
| CN106583444B (en) * | 2017-01-22 | 2018-11-09 | 北京科技大学 | A kind of combined multifunctional experimental mill unit and its reversable mill |
| CN114786832A (en) * | 2019-12-11 | 2022-07-22 | Sms集团有限公司 | Hot rolling stand for a hot rolling mill and for producing a metallic flat product, hot rolling mill and method for operating a hot rolling mill |
| CN112296099A (en) * | 2020-10-12 | 2021-02-02 | 广东恒华重工有限公司 | Detection platform for short stress rolling mill |
| CN113118242A (en) * | 2021-04-25 | 2021-07-16 | 中冶赛迪工程技术股份有限公司 | Four roller levelling machines of super high strength steel |
| CN113333485A (en) * | 2021-06-08 | 2021-09-03 | 大力神铝业股份有限公司 | Dual-purpose rolling cold rolling mill equipment for aluminum alloy plate coil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20180205 |