CN109865747A - Continuous rolling mill roller rack positioning system and method - Google Patents
Continuous rolling mill roller rack positioning system and method Download PDFInfo
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- CN109865747A CN109865747A CN201910170633.XA CN201910170633A CN109865747A CN 109865747 A CN109865747 A CN 109865747A CN 201910170633 A CN201910170633 A CN 201910170633A CN 109865747 A CN109865747 A CN 109865747A
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- main engine
- roll stand
- engine bed
- block
- perpendicular positioning
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Abstract
The invention discloses a kind of continuous rolling mill roller rack positioning system and methods, the system includes: main engine bed, roll stand and machine frame push-and-pull device, machine frame push-and-pull device is for being pushed into predeterminated position on main engine bed for roll stand in the horizontal direction, it is provided with first level locating piece and the first perpendicular positioning block on the side wall of roll stand, the second horizontal location block and the second perpendicular positioning block are provided on the side wall of main engine bed.Lifting body is provided on main engine bed, for lifting roll stand.Continuous rolling mill roller rack positioning system of the invention and method, alignment precision is higher, and each locating piece integrated distribution, on roll line, the line of tension of roll stand is more concentrated, and ensure that the rigidity of roll stand and main engine bed.
Description
Technical field
The present invention relates to steel pipe's production technical field more particularly to a kind of continuous rolling mill roller rack positioning systems and method.
Background technique
Tandem mill is a kind of industrial machinery continuous rolling mill, can be used for steel band rolling, seamless steel tube production etc..Tandem mill
Usually it is made of main engine bed, multiple roll stands and machine frame push-and-pull device.Machine frame push-and-pull device is for rolling-mill housing to be pushed to
Predeterminated position on main engine bed, then roll stand is relatively fixed with main engine bed, rolls roll fixed-axis rotation.
Roll stand is positioned and fixed in the following way with main engine bed in the prior art: roll stand is positive six sides
Shape structure is respectively arranged with two positioning plates at the left upper apex and bottom left vertex of roll stand, and the corresponding position of main engine bed is set
It is equipped with corresponding two positioning plates.Roll stand is pushed on main engine bed after predeterminated position by machine frame push-and-pull device, and positioning plate connects
Touching indicates alignment.Then apply pressure by being located at the hydraulic locking oil cylinder above roll stand, roll stand is fixed
On main engine bed.
The inventor finds that the existing technology has at least the following problems: roll stand is during being pushed into main engine bed, roll
Sliding friction can be generated between rack and the contact surface of main engine bed, cause to be lost.When roll stand is pressed abd fixed on main engine bed,
The frayed influence of its centerline height may be not quite identical with main engine bed center line, and then leads to the center of multiple roll stands
Line is not conllinear, influence of rolled effect.
Summary of the invention
To solve above-mentioned the technical problems existing in the prior art, the present invention provides a kind of positioning of continuous rolling mill roller rack
System and method.Specific technical solution is as follows:
In a first aspect, providing a kind of continuous rolling mill roller rack positioning system, comprising: main engine bed, roll stand and rack
Push-pull device at fixed, the machine frame push-and-pull device preset position for being in the horizontal direction pushed into the roll stand on the main engine bed
It sets, first level locating piece and the first perpendicular positioning block, the side wall of the main engine bed is provided on the side wall of the roll stand
On be provided with the second horizontal location block and the second perpendicular positioning block, the roll stand is pushed into predeterminated position on the main engine bed
Afterwards, the center line of the first level locating piece and the second horizontal location block contact and the main engine bed is located at described first
In plane where the contact surface of horizontal location block and the second horizontal location block, the first perpendicular positioning block and described
The center line of the contact of two perpendicular positioning blocks and the main engine bed is located at the first perpendicular positioning block and second perpendicular positioning
In plane where the contact surface of block；It is provided with lifting body on the main engine bed, for lifting the roll stand.
In a kind of possible design, the lifting body is locked hydraulic cylinder.
In a kind of possible design, the bottom end of the roll stand is provided with latch segment, is used for and the lifting body
It offsets.
In a kind of possible design, slideway is provided on the main engine bed, the bottom end of the roll stand is provided with cunning
Plate.
In a kind of possible design, the quantity of the first level locating piece is two, and two first levels are fixed
Position block is symmetrically distributed in the left and right sides of the roll stand, and the quantity of the second horizontal location block is two, described in two
Second horizontal location block is symmetrically distributed in the left and right sides of the main engine bed；The quantity of the first perpendicular positioning block is two,
Two the first perpendicular positioning blocks are symmetrically distributed in the two sides up and down of the roll stand, the number of the second perpendicular positioning block
Amount is two, and two the second perpendicular positioning blocks are symmetrically distributed in the two sides up and down of the main engine bed.
Second aspect provides a kind of continuous rolling mill roller rack localization method, which comprises
Roll stand is pushed on main engine bed by machine frame push-and-pull device in the horizontal direction, until the first perpendicular positioning block and second
The contact of perpendicular positioning block；
Lifting body movement, lifts the roll stand upwards, until first level locating piece and the second horizontal location block
Contact.
The major advantage of technical solution of the present invention is as follows:
Continuous rolling mill roller rack positioning system of the invention and method make roll stand and host by machine frame push-and-pull device
Center line is aligned seat in the vertical direction, makes roll stand and main engine bed center line pair in the horizontal direction by lifting body
Standard, avoid caused by the frictional dissipation between roll stand and the contact surface of main engine bed can not alignment issues, alignment precision is higher,
And each locating piece integrated distribution, on roll line, the line of tension of roll stand is more concentrated, and ensure that roll stand and main engine bed
Rigidity.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes of the invention one
Point, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, does not constitute improper limitations of the present invention.Attached
In figure:
Structural representation when Fig. 1 is continuous rolling mill roller rack positioning system misalignment provided by one embodiment of the present invention
Figure；
Fig. 2 is the structural schematic diagram after continuous rolling mill roller rack positioning system provided by one embodiment of the present invention alignment；
Fig. 3 is continuous rolling mill roller rack positioning system partial enlarged view provided by one embodiment of the present invention.
Description of symbols:
1- main engine bed, 2- roll stand, 3- machine frame push-and-pull device, 4- first level locating piece, the first perpendicular positioning of 5- block,
The second horizontal location of 6- block, the second perpendicular positioning of 7- block, 8- lifting body, 9- latch segment.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only of the invention
A part of the embodiment, instead of all the embodiments.Based on the embodiment of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Below in conjunction with attached drawing, the technical solution of embodiment that the present invention will be described in detail offer.
In a first aspect, the embodiment of the invention provides a kind of continuous rolling mill roller rack positioning systems, such as attached drawing 1 and attached drawing 2
Shown, which includes: main engine bed 1, roll stand 2 and machine frame push-and-pull device 3, and machine frame push-and-pull device 3 is in the horizontal direction
Roll stand 2 is pushed into predeterminated position on main engine bed 1, first level locating piece 4 and first are provided on the side wall of roll stand 2
Perpendicular positioning block 5 is provided with the second horizontal location block 6 and the second perpendicular positioning block 7 on the side wall of main engine bed 1, and roll stand 2 pushes away
On to main engine bed 1 after predeterminated position, first level locating piece 4 and the second horizontal location block 6 contact and main engine bed 1 center line position
In in the plane where the contact surface of first level locating piece 4 and the second horizontal location block 6, the first perpendicular positioning block 5 and second
The center line of the contact of perpendicular positioning block 7 and main engine bed 1 is located at the contact surface of the first perpendicular positioning block 5 and the second perpendicular positioning block 7
In the plane at place.Lifting body 8 is provided on main engine bed 1, for lifting roll stand 2.
The working principle of continuous rolling mill roller rack positioning system provided in an embodiment of the present invention is illustrated below:
In use, roll stand 2 is pushed on main engine bed 1 by machine frame push-and-pull device 3 in the horizontal direction, until first is vertical fixed
Position block 5 and the contact of the second perpendicular positioning block 7, the center line of the center line of roll stand 2 and main engine bed 1 is in same vertical plane at this time
On, and the center line of roll stand 2 is located at the underface of the center line of main engine bed 1.Lifting body 8 acts, and lifts roll upwards
Rack 2, until first level locating piece 4 and the second horizontal location block 6 contact, the center line of roll stand 2 and main engine bed 1 at this time
Center line be overlapped, complete roll stand 2 positioning.
As it can be seen that continuous rolling mill roller rack positioning system provided in an embodiment of the present invention, makes roll by machine frame push-and-pull device 3
Center line is aligned rack 2 in the vertical direction with main engine bed 1, makes roll stand 2 and main engine bed 1 in level by lifting body 8
Center line is aligned on direction, is avoided not being aligned caused by the frictional dissipation between roll stand 2 and the contact surface of main engine bed 1 and be asked
Topic, alignment precision is higher, and each locating piece integrated distribution, on roll line, the line of tension of roll stand 2 is more concentrated, and be ensure that and is rolled
The rigidity of roller frame 2 and main engine bed 1.
In continuous rolling mill roller rack positioning system provided in an embodiment of the present invention, lifting body 8 can be locked hydraulic cylinder.
The lower section on main engine bed 1 and being located at roll stand 2 is arranged in locked hydraulic cylinder, plays top to roll stand 2 by the way that oil cylinder is flexible
Liter and fixed function.
Further, it is contacted for the ease of lifting body 8 with roll stand 2, the bottom end of roll stand 2 is provided with latch segment
9, for offseting with lifting body 8.The contact condition of lifting body 8 and latch segment 9 may refer to attached drawing 3.
Optionally, in order to improve stability when jacking, the quantity of locked hydraulic cylinder can be two, and two lockings are hydraulic
Cylinder is symmetrically distributed in the left and right sides, and accordingly, there are two latch segments 9 for the setting of the bottom end of roll stand 2, respectively with two locking liquid
Cylinder pressure is opposite.
Roll stand 2 slides on main engine bed 1 under the action of machine frame push-and-pull device 3, is pushed on main engine bed 1
Predeterminated position is provided with slideway on main engine bed 1 for the ease of the opposite sliding of main engine bed 1 and roll stand 2, roll stand 2
Bottom end is provided with slide plate.So set, reducing sliding-frictional resistance, on the one hand convenient for pushing, friction on the other hand can be reduced
Loss.
Specifically, the quantity of first level locating piece 4 is two, and two first level locating pieces 4 are symmetrically distributed in roll
The left and right sides of rack 2, the quantity of the second horizontal location block 6 are two, and two the second horizontal location blocks 6 are symmetrically distributed in host
The left and right sides of seat 1；The quantity of first perpendicular positioning block 5 is two, and two the first perpendicular positioning blocks 5 are symmetrically distributed in roller mill
The two sides up and down of frame 2, the quantity of the second perpendicular positioning block 7 are two, and two the second perpendicular positioning blocks 7 are symmetrically distributed in main engine bed
1 two sides up and down.
As shown in Figure 1 and Figure 2,4 locating pieces on roll stand 2 are distributed along horizontal line and vertical line respectively, right
Ying Di, 4 locating pieces on main engine bed 1 are distributed along horizontal line and vertical line, and the center of four locating pieces is center line.
It is understood that on the basis of attached drawing 1 and attached direction shown in Fig. 2, when roll stand 2 is pushed into master from right to left
Predeterminated position on base 1, when roll stand 2 is aligned with main engine bed 1, first level locating piece 4 is located at the second horizontal location block 6
The downside of lower section, the upper side of first level locating piece 4 and the second horizontal location block 6 is the contact surface of the two.First is vertical
Locating piece 5 is located at the right side of the second perpendicular positioning block 7, the right side of the left side of the first perpendicular positioning block 5 and the second perpendicular positioning block 7
Side is the contact surface of the two.
Second aspect, the embodiment of the invention provides a kind of continuous rolling mill roller rack localization methods, this method comprises:
Roll stand 2 is pushed on main engine bed 1 by machine frame push-and-pull device 3 in the horizontal direction, until 5 He of the first perpendicular positioning block
The contact of second perpendicular positioning block 7.
Lifting body 8 acts, and lifts roll stand 2 upwards, until first level locating piece 4 and the second horizontal location block 6
Contact.
Roll stand 2 is pushed on main engine bed 1 by machine frame push-and-pull device 3 in the horizontal direction, until 5 He of the first perpendicular positioning block
The contact of second perpendicular positioning block 7, the center line of the center line of roll stand 2 and main engine bed 1 is on same vertical plane at this time, and rolls
The center line of roller frame 2 is located at the underface of the center line of main engine bed 1.Lifting body 8 acts, and lifts roll stand 2 upwards, directly
It is contacted to first level locating piece 4 and the second horizontal location block 6, at this time the center line of the center line of roll stand 2 and main engine bed 1
It is overlapped, completes the positioning of roll stand 2.
As it can be seen that continuous rolling mill roller rack localization method provided in an embodiment of the present invention, makes roll by machine frame push-and-pull device 3
Center line is aligned rack 2 in the vertical direction with main engine bed 1, makes roll stand 2 and main engine bed 1 in level by lifting body 8
Center line is aligned on direction, is avoided not being aligned caused by the frictional dissipation between roll stand 2 and the contact surface of main engine bed 1 and be asked
Topic, alignment precision is higher, and each locating piece integrated distribution, on roll line, the line of tension of roll stand 2 is more concentrated, and be ensure that and is rolled
The rigidity of roller frame 2 and main engine bed 1.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In addition, placement shape of "front", "rear", "left", "right", "upper", the "lower" herein to be indicated in attached drawing
State is reference.
Finally, it should be noted that the above examples are only used to illustrate the technical scheme of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of continuous rolling mill roller rack positioning system, comprising: main engine bed, roll stand and machine frame push-and-pull device, the rack
Push-pull device at fixed is for being pushed into predeterminated position on the main engine bed for the roll stand in the horizontal direction, which is characterized in that described
It is provided with first level locating piece and the first perpendicular positioning block on the side wall of roll stand, is provided on the side wall of the main engine bed
Second horizontal location block and the second perpendicular positioning block, the roll stand are pushed on the main engine bed after predeterminated position, and described
The center line of one horizontal location block and the second horizontal location block contact and the main engine bed is located at first level positioning
In plane where the contact surface of block and the second horizontal location block, the first perpendicular positioning block and described second is vertically determined
The center line of position block contact and the main engine bed is located at the contact of the first perpendicular positioning block and the second perpendicular positioning block
In plane where face；
It is provided with lifting body on the main engine bed, for lifting the roll stand.
2. continuous rolling mill roller rack positioning system according to claim 1, which is characterized in that the lifting body is locking
Hydraulic cylinder.
3. continuous rolling mill roller rack positioning system according to claim 1 or 2, which is characterized in that the roll stand
Bottom end is provided with latch segment, for offseting with the lifting body.
4. continuous rolling mill roller rack positioning system according to claim 1, which is characterized in that be provided on the main engine bed
The bottom end of slideway, the roll stand is provided with slide plate.
5. continuous rolling mill roller rack positioning system according to claim 1, which is characterized in that the first level locating piece
Quantity be two, two first level locating pieces are symmetrically distributed in the left and right sides of the roll stand, described second
The quantity of horizontal location block is two, and two the second horizontal location blocks are symmetrically distributed in the left and right sides of the main engine bed；
The quantity of the first perpendicular positioning block is two, and two the first perpendicular positioning blocks are symmetrically distributed in the roller mill
The two sides up and down of frame, the quantity of the second perpendicular positioning block are two, and two the second perpendicular positioning blocks are symmetrically distributed in
The two sides up and down of the main engine bed.
6. a kind of continuous rolling mill roller rack localization method, which is characterized in that the described method includes:
Roll stand is pushed on main engine bed by machine frame push-and-pull device in the horizontal direction, until the first perpendicular positioning block and second is vertically
Locating piece contact；
Lifting body movement, lifts the roll stand upwards, until first level locating piece and the second horizontal location block contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170633.XA CN109865747A (en) | 2019-03-07 | 2019-03-07 | Continuous rolling mill roller rack positioning system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170633.XA CN109865747A (en) | 2019-03-07 | 2019-03-07 | Continuous rolling mill roller rack positioning system and method |
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| Publication Number | Publication Date |
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| CN109865747A true CN109865747A (en) | 2019-06-11 |
Family
ID=66919903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910170633.XA Pending CN109865747A (en) | 2019-03-07 | 2019-03-07 | Continuous rolling mill roller rack positioning system and method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274274A (en) * | 1978-10-16 | 1981-06-23 | Kocks Technik Gmbh & Co. | Rolling mills |
| CN102036762A (en) * | 2008-05-22 | 2011-04-27 | 丹尼尔和科菲森梅克尼齐有限公司 | Rolling mill stand and related rolling mill for longitudinally rolling rod-shaped bodies |
| CN102172625A (en) * | 2011-01-30 | 2011-09-07 | 太原科技大学 | Seamless steel pipe three-roller skew tandem rolling production method and apparatus thereof |
| CN202174107U (en) * | 2011-07-14 | 2012-03-28 | 中冶赛迪工程技术股份有限公司 | Three-roller pipe continuous mill |
| CN202779182U (en) * | 2012-09-29 | 2013-03-13 | 西安航空发动机集团机电石化设备有限公司 | Novel quick-changing device of rolling mill |
| CN105142812A (en) * | 2013-04-11 | 2015-12-09 | 丹尼尔和科菲森梅克尼齐有限公司 | Three-rolling stand with lateral change |
| CN105764621A (en) * | 2013-11-08 | 2016-07-13 | 丹尼尔和科菲森梅克尼齐有限公司 | Three-roll rolling mill stand with side change with respect to the rolling line |
-
2019
- 2019-03-07 CN CN201910170633.XA patent/CN109865747A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274274A (en) * | 1978-10-16 | 1981-06-23 | Kocks Technik Gmbh & Co. | Rolling mills |
| CN102036762A (en) * | 2008-05-22 | 2011-04-27 | 丹尼尔和科菲森梅克尼齐有限公司 | Rolling mill stand and related rolling mill for longitudinally rolling rod-shaped bodies |
| CN102172625A (en) * | 2011-01-30 | 2011-09-07 | 太原科技大学 | Seamless steel pipe three-roller skew tandem rolling production method and apparatus thereof |
| CN202174107U (en) * | 2011-07-14 | 2012-03-28 | 中冶赛迪工程技术股份有限公司 | Three-roller pipe continuous mill |
| CN202779182U (en) * | 2012-09-29 | 2013-03-13 | 西安航空发动机集团机电石化设备有限公司 | Novel quick-changing device of rolling mill |
| CN105142812A (en) * | 2013-04-11 | 2015-12-09 | 丹尼尔和科菲森梅克尼齐有限公司 | Three-rolling stand with lateral change |
| CN105764621A (en) * | 2013-11-08 | 2016-07-13 | 丹尼尔和科菲森梅克尼齐有限公司 | Three-roll rolling mill stand with side change with respect to the rolling line |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190611 |
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| RJ01 | Rejection of invention patent application after publication |