CN206661930U - A kind of milling train and its compound roll-separating mechanism - Google Patents
A kind of milling train and its compound roll-separating mechanism Download PDFInfo
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- CN206661930U CN206661930U CN201621487758.3U CN201621487758U CN206661930U CN 206661930 U CN206661930 U CN 206661930U CN 201621487758 U CN201621487758 U CN 201621487758U CN 206661930 U CN206661930 U CN 206661930U
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- layer sleeve
- milling train
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- slide
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Abstract
The utility model discloses a kind of milling train and its compound roll-separating mechanism, wherein, inner layer sleeve coordinates with wire rod thread, without the big Traffic control system roll gap of load, outer layer sleeve is set on screw mandrel and is connected with roll chock, and the bottom of outer layer sleeve is offseted by ball ring and inner layer sleeve, balance nut coordinates with wire rod thread, transparent cover is set on screw mandrel and lower end is connected with outer layer sleeve and roll chock, balance nut is located at therein by transparent cover, preloading spring is arranged between transparent cover and balance nut, ball ring is sphere plunger pad, the bottom of outer layer sleeve is provided with plunger cavity, sphere plunger pad is placed in plunger cavity, it is additionally provided with outer layer sleeve for the hydraulic pressure oil duct with plunger cavity is connected with servo-control system；Plunger case is formed between plunger pad and plunger cavity, realizes that band of the milling train under as-rolled condition carries fine setting roll gap using the oil pressure of hydraulic oil, is favorably improved product quality.
Description
Technical field
Milling equipment technical field is the utility model is related to, more particularly to a kind of milling train and its compound roll-separating mechanism.
Background technology
Milling train, for blank to be carried out into roll forming, is such as used for screw-thread steel as the capital equipment on steel production line
The rolling of the isometric material types of steel of muscle, round steel, band steel.Because milling train is the final molding instrument of steel product, the operation of its milling train
Performance quality will directly affect the quality and production efficiency of rolled products.
In the prior art, in the patent of Application No. 201521065831.3, a kind of roll-separating mechanism is disclosed, is wrapped
Include：The lower guide roll support that both ends are connected with bottom bearing block respectively；The lower guide roll being rotatably arranged on lower guide roll support；Two
End is connected with upper end bearing block respectively, and upper guide roller support corresponding with lower guide roll support；It is rotatably arranged in deflector roll branch
Upper deflector roll on frame；Wherein, bearing block is threaded through inner layer sleeve and is connected with wire rod thread；The bottom of outer layer sleeve passes through sphere
Sleeve gasket offsets with inner layer sleeve；Balance nut is threaded on screw mandrel；Transparent cover is set on screw mandrel and lower end and outer layer sleeve
It is connected；There is preloading spring between transparent cover and balance nut.It is arranged on by guide roller support on bearing block, in adjustment roll seam
When can synchronous adjustment deflector roll gap, and preloading spring applies upward elastic force to transparent cover, and the elastic force will pass through transparent cover transmission
To outer layer sleeve, then it is transferred on inner layer sleeve, inner layer sleeve is lifted upwards to eliminate between screw thread by outer layer sleeve
Gap, in said structure, its mill roll-gap adjustment mechanism, roll gap is adjusted using screw-driven vice mechanism, due in rolling process,
Roll-force is very big, and after screw thread pair carrying roll-force, the moment of friction for being rotated further by overcoming needed for screw thread is huge, so as to be difficult to turn
It is dynamic, therefore adjust roll gap in place during the screw-driven roll-separating mechanism, usually milling train not steel rolling of existing milling train, rolling process
In be unable to fast speed belt carry adjustment mill roll-gap.But during steel rolling, due to factors such as roll groove abrasion, rolling temperature, mill springs
Influence so that rolled piece can have deviation by the cross dimensions that milling train is shut out with demand, and Product Precision is low, existing milling train screw-driven
Roll-separating mechanism, it is impossible to it is inclined to compensate the size occurred in the product operation of rolling caused by factor such as mill spring and groove abrasion
Difference.
Therefore, how a kind of mechanism is provided, realizes that band carries adjustment mill roll-gap, suppresses the dimensional discrepancy change of rolled piece,
Also the appearance of roll gap deviation can be avoided under load condition, product quality is improved, it is urgently to be resolved hurrily to turn into those skilled in the art
Important technological problems.
Utility model content
In view of this, the utility model provides one kind and rolled and its compound roll-separating mechanism, realizes that band carries adjustment milling train
Roll gap, suppress the dimensional discrepancy change of rolled piece, improve the purpose of product quality.
To achieve the above object, the utility model provides following technical scheme：
A kind of compound roll-separating mechanism of milling train, including screw mandrel, inner layer sleeve, outer layer sleeve, balance nut, transparent cover and
Preloading spring, the inner layer sleeve cooperatively form screw mandrel slide block mechanism with the wire rod thread, and the outer layer sleeve is set in institute
State on screw mandrel and be connected with roll chock, and the bottom of the outer layer sleeve is offseted by ball ring and the inner layer sleeve,
The balance nut and the wire rod thread coordinate, the transparent cover be set on the screw mandrel and lower end and the outer layer sleeve and
The roll chock is connected, and the balance nut is located at therein, the both ends point of the preloading spring by the transparent cover
Do not offseted with the transparent cover and the balance nut, the ball ring is sphere plunger pad, and the bottom of the outer layer sleeve is set
There is plunger cavity, cooperation is slidingly sealed between the sphere plunger pad and the plunger cavity, use is additionally provided with the outer layer sleeve
In the hydraulic pressure oil duct with the plunger cavity is connected with servo-control system.
Preferably, pressure sensor, the pressure sensor and the SERVO CONTROL are additionally provided with the hydraulic pressure oil duct
The signal input part connection of system.
Preferably, displacement transducer, institute's displacement sensors and the SERVO CONTROL system are additionally provided with the bearing block
The signal input part of system is connected, the signal output part of the servo-control system and the motor phase for controlling the screw mandrel to rotate
Even.
A kind of milling train, it is characterised in that including the compound roll-separating mechanism of milling train described in as above any one.
Preferably, in addition to axial adjusting device, the axial adjusting device include worm gear and worm screw, and the worm screw sets
Be placed in one end of the roll of the milling train and the axial direction of the worm screw and the roll it is axially vertical, the worm gear rolls with described
Roller is coaxially disposed, and the tooth-shape structure for coordinating with the worm screw, the worm gear are provided with the peripheral outer wall face of the worm gear
Peripheral outer wall face and the roll chock screw thread cooperatively form screw thread pair.
Preferably, the axial adjusting device also includes locking case, and the locking case is connected in the roll bearing
Therein is located on seat and by the end of the roll, the worm gear and the worm screw.
Preferably, in addition to support base and wedge, the screw mandrel is rotatably arranged with the support base, the locking
Case is contradicted by the wedge and the support base to be coordinated.
Preferably, in addition to slide, the support base middle part and bottom are provided with U-lag, are provided with the slide
Latch and bolt is opened soon, U-lag and the latch of the support base bottom coordinate, and the U-lag at middle part opens spiral shell soon with described
Bolt coordinates.
Preferably, the support base includes the front support seat and rear support seat for being divided into the roll both ends, before described
It is connected between support base and the rear support seat by crossbeam, the crossbeam, the front support seat, the rear support seat and institute
State slide and form frame structure.
Preferably, in addition to guide and guard base device, the guide and guard base device are slideably positioned in the slide by dovetail configuration
On, the guide and guard base device includes main body and the latch mechanism of staying being arranged in the main body, is provided with and is used in the main body
The dovetail groove coordinated with the slide, described stay on latch mechanism are provided with compact heap, and the compact heap is stretched into the dovetail groove
And the mating surface for being engaged with the slide is provided with the compact heap, screwed hole is provided with the main body, is locked
Tight bolt contradicts through the screwed hole to be used to the mating surface being pressed on the slide on the compact heap.
It can be seen from the above technical proposal that the compound roll-separating mechanism of milling train provided by the utility model, including screw mandrel,
Inner layer sleeve, outer layer sleeve, balance nut, transparent cover and preloading spring, wherein, inner layer sleeve cooperatively forms silk with wire rod thread
Bar slide block mechanism, outer layer sleeve is set on screw mandrel and is connected with roll chock, and the bottom of outer layer sleeve passes through ball ring
Offseted with inner layer sleeve, balance nut coordinates with wire rod thread, and transparent cover is set on screw mandrel and lower end and outer layer sleeve and roll
Bearing block is connected, and balance nut is located at therein by transparent cover, the both ends of preloading spring respectively with transparent cover and balance nut phase
Support, ball ring is sphere plunger pad, and the bottom of outer layer sleeve is provided with plunger cavity, slided between sphere plunger pad and plunger cavity close
Envelope coordinates, and is additionally provided with outer layer sleeve for the hydraulic pressure oil duct with plunger cavity is connected with servo-control system；Opened in equipment
Begin to run, not steel rolling, i.e., when adjusting roll gap without load, by motor rotary screw rod, moved with the inner layer sleeve that wire rod thread coordinates
It is dynamic, so as to drive roll chock to move, quick big Traffic control system roll gap；In the operation of rolling, when needing band load adjustment roll gap, it can lead to
Cross servo-control system and hydraulic oil injected into plunger cavity, using hydraulic oil promote outer layer sleeve and bearing block (outer layer sleeve with
Bearing block is structure as a whole) drive roll pressure, because in rolling process, roll-force is larger, now rotary screw rod screw-driven
Pair, its moment of friction is huge, under mill milling band load state, is no longer appropriate for realizing that roll gap is adjusted with motor drives screw mandrel rotation
It is whole, and hydraulic pressure can provide bigger pressure thrust compared with screw-driven adjustment roll gap mechanism, so as to realize that real-time band carries
Roll gap regulation.
The screw-driven pair roll-separating mechanism and hydraulic strip of milling train carry fine setting roll gap mechanism, have both met during without load
The quick roll gap regulation of big stroke, in the case of band when meeting steel rolling again carries, micro-adjustment roll gap is responded real-time, compensation is corrected
The dimensional discrepancy of product.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the milling train that the utility model embodiment provides；
Fig. 2 is the explosive view for the milling train that the utility model embodiment provides；
Fig. 3 is the structural representation for the compound roll-separating mechanism of milling train that the utility model embodiment provides；
Fig. 4 is the sectional view for the milling train that the utility model embodiment provides；
Fig. 5 is the sectional view for the guide and guard base device that the utility model embodiment provides.
Embodiment
The utility model provides a kind of milling train and its compound roll-separating mechanism, realizes that band carries adjustment mill roll-gap, suppression
The dimensional discrepancy change of rolled piece processed, improve the purpose of product quality.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-Fig. 3 is referred to, Fig. 1 is the structural representation for the milling train that the utility model embodiment provides, and Fig. 2 is this practicality
The explosive view for the milling train that new embodiment provides, Fig. 3 are the compound roll-separating mechanism of milling train that the utility model embodiment provides
Structural representation.
The utility model embodiment provide a kind of compound roll-separating mechanism of milling train, including screw mandrel 10, inner layer sleeve 13,
Outer layer sleeve 11, balance nut 14, transparent cover 16 and preloading spring 15.
Wherein, inner layer sleeve 13 cooperatively forms the slide block mechanism of screw mandrel 10 with the screw thread of screw mandrel 10, and outer layer sleeve 11 is set in silk
It is connected on bar 10 and with roll chock 9, and the bottom of outer layer sleeve 11 is offseted by ball ring and inner layer sleeve 13, balances spiral shell
Mother 14 coordinates with the screw thread of screw mandrel 10, and transparent cover 16 is set on screw mandrel 10 and lower end is connected with outer layer sleeve 11 and roll chock 9,
Balance nut 14 is located at therein by transparent cover 16, the both ends of preloading spring 15 respectively with transparent cover 16 and the phase of balance nut 14
Support, ball ring is sphere plunger pad 12, and the bottom of outer layer sleeve 11 is provided with plunger cavity, between sphere plunger pad 12 and plunger cavity
Cooperation is slidingly sealed, is additionally provided with outer layer sleeve 11 for the hydraulic oil with plunger cavity is connected with servo-control system 20
Road.
Compared with prior art, the compound roll-separating mechanism of milling train provided by the utility model, when equipment brings into operation,
Hydraulic oil can be injected into plunger cavity by servo-control system 20, outer layer sleeve 11 and roll chock are promoted using hydraulic oil
9 drive roll pressure, bigger pressure thrust can be provided because hydraulic pressure adjusts roll gap mechanism compared with screw-driven, so as to realize reality
When quickly band carry roll gap regulation, compensate the chi that mill spring and groove abrasion etc. occur in the product operation of rolling caused by factor
Very little deviation, improve product quality.
Further optimize above-mentioned technical proposal, in the utility model embodiment, pressure biography is additionally provided with hydraulic pressure oil duct
Sensor 19, pressure sensor 19 are connected with the signal input part of servo-control system 20, so, can be real by pressure sensor 19
When feedback hydraulic oil pressure force value P (t), you can measure rolling force F (t)=4*P (t) * S (S represents ram area), Jin Erke in real time
Spring X (t)=k*F (t) of milling train is conversed by the rigidity of milling train, then outer layer jacket can be controlled by servo-control system 20
The spring of cylinder 11, i.e. bearing block motion real-Time Compensation milling train, improve the rolling accuracy of product.
To realize the adjust automatically of roll gap, in the utility model embodiment, as shown in figure 3, being additionally provided with bearing block
For measuring the displacement transducer 18 of the position of roll 1, displacement transducer 18 is connected with the signal input part of servo-control system 20,
The signal output part of servo-control system 20 is connected with the motor 17 for controlling screw mandrel 10 to rotate, can by displacement transducer 18
The displacement of roll chock 9 is detected, servo-control system 20 can calculate the gap values between rollers of current milling train according to the displacement, from
And the adjust automatically of roll gap is realized by servo-control system 20.
In the utility model embodiment, servo-control system 20 measures pressure and displacement transducer by pressure sensor
The position of roll is measured, and then was rolled by the product caused by factor such as the compensation mill spring of output hydraulic pressure oil and groove abrasion
The dimensional discrepancy occurred in journey, improve product quality.
The utility model embodiment additionally provides a kind of milling train, it is characterised in that the milling train including as above any one is compound
Roll-separating mechanism.
In the utility model embodiment, above-mentioned milling train also includes axial adjusting device, and axial adjusting device includes worm gear
21 and worm screw 3, referring to Fig. 4, Fig. 4 is the sectional view for the milling train that the utility model embodiment provides, worm screw 3 is arranged at milling train
One end of roll 1 and the axial direction of worm screw 3 and roll 1 it is axially vertical, worm gear 21 is coaxially disposed with roll 1, the week of worm gear 21
The tooth-shape structure for coordinating with worm screw 3, peripheral outer wall face and the screw thread of roll chock 9 of worm gear 21 are provided with to outside wall surface
Cooperatively form screw thread pair.By said apparatus, when needing to adjust 1 axial location of roll, rotary worm 3 is only needed, is allowed to drive
Worm gear 21 rotates, and worm gear 21 drives roll 1 to move axially by the screw thread pair between roll chock 9.
Further optimize above-mentioned technical proposal, in the utility model embodiment, axial adjusting device also includes locking cover
Shell 2, locking case 2 are connected on roll chock 9 and are located at the end of roll 1, worm gear 21 and worm screw 3 in itself
Portion.
To prevent the axial float of roll 1, in the utility model embodiment, milling train also includes support base 5 and wedge 4,
Wherein, screw mandrel 10 coordinates rotatably arranged with support base 5, locking case 2 is contradicted by wedge 4 and support base 5, passes through adjustment
Locking gap between the adjustable locking case 2 in the position of wedge 4 and support base 5, improve the precision of axial locking.
In the utility model embodiment, milling train also includes slide 7, and the middle part of support base 5 and bottom are provided with U-lag
5a, latch being provided with slide 7 and opens bolt 6 soon, U-lag 5a and the latch of the bottom of support base 5 coordinate, the U-lag at middle part
5a coordinates with opening bolt 6 soon, by said structure, support base 5 can be both stably mounted on slide 7, and be easy to dismount again.
Further optimize above-mentioned technical proposal, in the utility model embodiment, support base 5 includes being divided into 1 liang of roll
The front support seat and rear support seat at end, it is connected between front support seat and rear support seat by crossbeam 23, crossbeam 23, front support
Seat, rear support seat and slide 7 form frame structure.The rigidity and stability of milling train can be improved by said frame structure,
The rigidity and stability of axial locking can particularly be improved.
Further optimize above-mentioned technical proposal, in the utility model embodiment, milling train also includes guide and guard base device 8, leads
Defend base device 8 to be slideably positioned on slide 7 by dovetail configuration, guide and guard base device 8 includes main body 81 and is arranged at main body 81
On stay latch mechanism 82, referring to Fig. 5, Fig. 5 be the utility model embodiment provide guide and guard base device sectional view, main body 81
On be provided with dovetail groove for coordinating with slide 7, be provided with compact heap on latch mechanism 82, compact heap stretch into dovetail groove and
The mating surface for being engaged with slide 7 is provided with compact heap, screwed hole is provided with main body 81, clamping screw 22 passes through
Screwed hole contradicts to be used to mating surface being pressed on slide 7 on compact heap.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of compound roll-separating mechanism of milling train, including screw mandrel, inner layer sleeve, outer layer sleeve, balance nut, transparent cover and pre-
Tight spring, the inner layer sleeve cooperatively form screw mandrel slide block mechanism with the wire rod thread, and the outer layer sleeve is set in described
It is connected on screw mandrel and with roll chock, and the bottom of the outer layer sleeve is offseted by ball ring and the inner layer sleeve, institute
State balance nut with the wire rod thread to coordinate, the transparent cover is set on the screw mandrel and lower end and the outer layer sleeve and institute
State roll chock to be connected, the balance nut is located at therein, the both ends difference of the preloading spring by the transparent cover
Offseted with the transparent cover and the balance nut, it is characterised in that the ball ring is sphere plunger pad, the outer layer sleeve
Bottom is provided with plunger cavity, and cooperation is slidingly sealed between the sphere plunger pad and the plunger cavity, is gone back on the outer layer sleeve
It is provided with for the hydraulic pressure oil duct with the plunger cavity is connected with servo-control system.
2. the compound roll-separating mechanism of milling train according to claim 1, it is characterised in that also set up in the hydraulic pressure oil duct
There is pressure sensor, the pressure sensor is connected with the signal input part of the servo-control system.
3. the compound roll-separating mechanism of milling train according to claim 1, it is characterised in that be additionally provided with the bearing block
Displacement transducer, institute's displacement sensors are connected with the signal input part of the servo-control system, the servo-control system
Signal output part be connected with the motor for controlling the screw mandrel to rotate.
4. a kind of milling train, it is characterised in that including the compound roll-separating mechanism of milling train as described in claim any one of 1-3.
5. milling train according to claim 4, it is characterised in that also including axial adjusting device, the axial adjusting device
Including worm gear and worm screw, the worm screw is arranged at one end of the roll of the milling train and the axial direction of the worm screw and the roll
It is axially vertical, the worm gear is coaxially disposed with the roll, be provided with the peripheral outer wall face of the worm gear for it is described
The tooth-shape structure that worm screw coordinates, the peripheral outer wall face of the worm gear cooperatively form screw thread pair with the roll chock screw thread.
6. milling train according to claim 5, it is characterised in that the axial adjusting device also includes locking case, described
Locking case is connected on the roll chock and is located at the end of the roll, the worm gear and the worm screw
Therein.
7. milling train according to claim 6, it is characterised in that also rotatable including support base and wedge, the screw mandrel
Ground is set on the support base, and the locking case is contradicted by the wedge and the support base to be coordinated.
8. milling train according to claim 7, it is characterised in that be also all provided with including slide, the support base middle part and bottom
U-lag is equipped with, latch is provided with the slide and opens bolt soon, U-lag and the latch of the support base bottom are matched somebody with somebody
Close, the U-lag at middle part opens bolt cooperation soon with described.
9. milling train according to claim 8, it is characterised in that the support base is included before being divided into the roll both ends
Support base and rear support seat, be connected between the front support seat and the rear support seat by crossbeam, the crossbeam, it is described before
Support base, the rear support seat and the slide form frame structure.
10. milling train according to claim 8, it is characterised in that also pass through including guide and guard base device, the guide and guard base device
Dovetail configuration is slideably positioned on the slide, and the guide and guard base device includes main body and be arranged in the main body to stay lock
Mechanism, the dovetail groove for coordinating with the slide is provided with the main body, described stay on latch mechanism is provided with compact heap, institute
Compact heap is stated to stretch into the dovetail groove and be provided with the mating surface for being engaged with the slide, institute on the compact heap
State and screwed hole is provided with main body, clamping screw contradicts through the screwed hole to be used for the mating surface on the compact heap
It is pressed on the slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621487758.3U CN206661930U (en) | 2016-12-30 | 2016-12-30 | A kind of milling train and its compound roll-separating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621487758.3U CN206661930U (en) | 2016-12-30 | 2016-12-30 | A kind of milling train and its compound roll-separating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN206661930U true CN206661930U (en) | 2017-11-24 |
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ID=60357383
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621487758.3U Active CN206661930U (en) | 2016-12-30 | 2016-12-30 | A kind of milling train and its compound roll-separating mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734244A (en) * | 2016-12-30 | 2017-05-31 | 重庆麦拓科技有限公司 | A kind of milling train and its compound roll-separating mechanism |
| CN110340141A (en) * | 2019-06-10 | 2019-10-18 | 浙江泽广泰精密科技有限公司 | A kind of universal wire rod rolling device |
-
2016
- 2016-12-30 CN CN201621487758.3U patent/CN206661930U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734244A (en) * | 2016-12-30 | 2017-05-31 | 重庆麦拓科技有限公司 | A kind of milling train and its compound roll-separating mechanism |
| CN110340141A (en) * | 2019-06-10 | 2019-10-18 | 浙江泽广泰精密科技有限公司 | A kind of universal wire rod rolling device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200214 Address after: 243000 building 3, No. 669, Chaoshan West Road, Ma'anshan economic and Technological Development Zone (Demonstration Park), Ma'anshan City, Anhui Province Patentee after: Anhui Sinosteel Nuotai Engineering Technology Co., Ltd Address before: 400030 C 4-1, University City Education and technology promotion center, 1 University Town South Road, Shapingba District, Chongqing Patentee before: CHONGQING MAITUO TECHNOLOGY CO., LTD. |
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