CN202621558U - Roller and universal mill - Google Patents
Roller and universal mill Download PDFInfo
- Publication number
- CN202621558U CN202621558U CN 201220325654 CN201220325654U CN202621558U CN 202621558 U CN202621558 U CN 202621558U CN 201220325654 CN201220325654 CN 201220325654 CN 201220325654 U CN201220325654 U CN 201220325654U CN 202621558 U CN202621558 U CN 202621558U
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- roll
- face
- demarcation face
- demarcation
- lower roll
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Abstract
The utility model discloses a roller, comprising an upper roller (1) and a lower roller (2) which can relatively move along the axial direction, wherein the axes of the upper roller and the lower roller are parallel to each other; and an upper roller calibration surface (100) and a lower roller calibration surface (200), which are mutually matched and used for calibrating the relative positions of the upper roller and the lower roller, are arranged on the mill surfaces of the upper roller and the lower roller respectively. The upper roller calibration surface and the lower roller calibration surface respectively comprises a first calibration surface (11) and a second calibration surface (21) which are in convex-concave limit match in the radial direction of the upper roller and the lower roller and used for limiting the relative positions of the upper roller and the lower roller along the axial direction. On the other aspect, the utility model further provides a universal mill comprising the roller. According to the roller structure provided by the utility model, the relative positions of the upper roller and the lower roller can be limited in axial and radial directions of the roller, so that the aperture alignment error of the universal mill under a double-roller mill mode is effectively reduced or even eliminated.
Description
Technical field
The utility model relates to the steel rolling field, particularly, relates to a kind of roll and universal mill.
Background technology
Universal mill has two kinds of rolling modes: universal rolling pattern and two rolling molding formulas.The universal rolling pattern is formed a pass jointly by two horizontal rolls and two edger rolls, is mainly used in the rolling of symmetrical section section bars such as heavy rail, H shaped steel, I-steel; Two rolling molding formulas constitute its pass by two horizontal rolls up and down usually, are mainly used in the rolling of asymmetric section section bar.The universal rolling pattern can be carried out zero roll gap calibration and pass and aim at demarcation through the calibration structure on two orthogonal directions of horizontal roll and edger roll, and its error of demarcating scheme is less, comparatively reliable.But in two rolling molding formulas, only odd usually roll gap calibration structure, the pass that lacks on another direction is aimed at calibration structure.And (about 1.5m) grown in the guide and guard of universal mill, can't aim at pass through manual measurement and check.Therefore, in this rolling mode, cause the pass alignment error easily, and then cause problems such as tapping in the operation of rolling is reversed, product specification off-dimension.
The utility model content
The purpose of the utility model provides a kind of roll and universal mill, in order to reduce the pass alignment error under the two rolling molding formulas in the universal mill.
To achieve these goals; The utility model provides a kind of roll; Top roll and lower roll that this roll comprises that axis is parallel to each other and can relatively move along axis direction; On the rolling surface of top roll and lower roll, be respectively arranged with the top roll that being used to of cooperatively interacting demarcate the relative position of top roll and lower roll and demarcate face and lower roll demarcation face.Wherein, top roll is demarcated the first demarcation face and the second demarcation face along the relative position of axis direction that are used to limit top roll and lower roll that face and lower roll demarcation face are included in the concavo-convex spacing cooperation in the radial direction of top roll and lower roll respectively.
Preferably, top roll is demarcated the 3rd demarcation face and the 4th demarcation face that comprises the spacing between the axis that is used to demarcate top roll and lower roll on face and the lower roll demarcation face respectively.Wherein, an end of the 3rd demarcation face forms an end of the rolling surface of top roll, and an end of the 4th demarcation face forms an end of the rolling surface of lower roll, and the other end of the 3rd demarcation face connects the first demarcation face, and the other end of the 4th demarcation face connects the second demarcation face; And the first demarcation face is raised in the 3rd demarcation face, and the second demarcation face is depressed in the 4th demarcation face.
Preferably, the bus of the first demarcation face, the second demarcation face, the 3rd demarcation face and the 4th demarcation face is a straight line; And top roll demarcation face is parallel to lower roll and demarcates face.
Preferably, at the connecting portion of the 3rd demarcation face and the first demarcation face, use the plane of the axis of process top roll to cut open on the formed cross section of top roll, formation first angle between the bus of the bus of the 3rd demarcation face and the first demarcation face; At the connecting portion of the 4th demarcation face and the second demarcation face, use the plane of the axis of process lower roll to cut open on the formed cross section of lower roll, formation second angle between the bus of the bus of the 4th demarcation face and the second demarcation face; Wherein, first angle is arranged to 90 °-180 °, and first angle and the second angle sum equal 360 °.
Preferably, first angle is arranged to 90 °-120 °.
Preferably, under the state that top roll and lower roll are aimed at fully, the spacing * sin between the spacing between the first demarcation face and the second demarcation face=the 3rd demarcation face and the 4th demarcation face (first angle-90 °); Perhaps under the state that top roll and lower roll are aimed at fully, the spacing * sin between the spacing between the first demarcation face and the second demarcation face=the 3rd demarcation face and the 4th demarcation face (second angle-240 °).
Preferably, the two ends of the rolling surface of top roll and lower roll all are provided with top roll and demarcate face and lower roll demarcation face.
Preferably, the axis along continuous straight runs of top roll and lower roll extends; Wherein, on axis direction, the fixed-site of top roll, lower roll can move with respect to top roll.
Preferably, roll Pass is a Yi shape.
On the other hand, the utility model also provides a kind of universal mill, and this universal mill has above-mentioned roll.
Through technique scheme, the utility model has increased the first demarcation face and the second demarcation face that are used to demarcate the pass aligning in the calibration structure of top roll and lower roll.Through the concavo-convex cooperation that the first demarcation face and second is demarcated face, define the relative position along axis direction of top roll and lower roll.Therefore, compared with prior art, the roll structure that the utility model provides can be from the relative position that axially limits top roll and lower roll with both direction radially of roll, effectively reduces even has eliminated the pass alignment error under the universal mill two rolling molding formulas.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation according to the roll of an embodiment of the utility model;
Fig. 2 is the structural representation according to the roll of another embodiment of the utility model.
Description of reference numerals
1 top roll, 2 lower rolls
100 top rolls are demarcated face 200 lower rolls and are demarcated face
11 first demarcation faces, 21 second demarcation faces
13 the 3rd demarcation faces 23 the 4th demarcation face
Spacing between the t first demarcation face and the second demarcation face
Spacing between s the 3rd demarcation face and the 4th demarcation face
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
With reference to figure 1 and Fig. 2, the utility model provides a kind of roll.According to the embodiment of the utility model, this roll can be applicable to various passes, includes but not limited to the better simply pass as shown in fig. 1 and the Yi shape pass of complicacy as shown in Figure 2.This roll comprises the top roll 1 and lower roll 2 that axis is parallel to each other, and top roll 1 can direction vertically relatively move with lower roll 2.According to the embodiment of the utility model, the axis along continuous straight runs of top roll 1 and lower roll 2 extends, and on the bearing of trend of axis, the fixed-site of top roll 1, lower roll 2 can move with respect to top roll 1.Should be appreciated that top roll 1 can move freely on perpendicular to the direction of axis with lower roll 2.
According to the embodiment of the utility model, the bus of the 3rd demarcation face 13 and the 4th demarcation face 23 is the straight line that is parallel to the axis of top roll 1 and lower roll 2.That is, the 3rd demarcation face 13 and the 4th demarcation face 23 are columnar.Shown in Fig. 1 and Fig. 2, an end of the 3rd demarcation face 13 forms an end of the rolling surface of top roll 1, and an end of the 4th demarcation face 23 forms an end of lower roll 2 rolling surfaces.Like this, can measure the spacing between the 3rd demarcation face 13 and the 4th demarcation face 23, thereby calibrate the height of the pass in the vertical direction between top roll 1 and the lower roll 2 from the end of top roll 1 and lower roll 2.
Continuation is with reference to figure 1 and Fig. 2, and based on the embodiment of the utility model, top roll is demarcated face 100 and also comprised the first demarcation face 11, and lower roll is demarcated face 200 and also comprised the second demarcation face 21.Wherein, the first demarcation face 11 is connected with the other end of the 3rd demarcation face 13, and the second demarcation face 21 is connected with the other end of the 4th demarcation face 23.And the first demarcation face 11 is raised in the 3rd demarcation face 13, the second demarcation faces 21 and is depressed in the 4th demarcation face 23.Like this, the first demarcation face 11 and the second demarcation face 21 just form the concavo-convex spacing cooperation in the radial direction of top roll 1 and lower roll 2.When carrying out roll gap calibration; Approaching along with the distance of top roll 1 and lower roll 2; The boss that is formed by the first demarcation face 11 is inserted into the depression position that is formed by the second demarcation face 21, forms to limit top roll 1 and the position limiting structure of lower roll 2 along the relative position of axis direction.That is to say that the first demarcation face 11 and the second demarcation face 21 are applied to pass on the direction of the axis of top roll 1 and lower roll 2 and aim at and demarcate.Should be appreciated that in another embodiment, the first demarcation face 11 of can being arranged to is depressed in the 3rd demarcation face 13, the second demarcation faces 21 and is raised in the 4th demarcation face 23.
According to the embodiment of the utility model, the bus of the first demarcation face 11 and the second demarcation face 21 is the same with the bus of the 3rd demarcation face 13 and the 4th demarcation face 23, also is arranged to straight line.Wherein, by the top roll demarcation face 100 that the 3rd demarcation face 13 is connected with the first demarcation face 11 and forms, be parallel to the lower roll demarcation face 200 that is connected with the second demarcation face 21 and forms by the 4th demarcation face 23.Like this, can demarcate face 100 and lower roll at top roll and demarcate and form uniform gap between the face 200, when the 3rd demarcation face 13 and the 4th demarcation face 23 fully on time, the first demarcation face 11 and the second demarcation face 21 be aligning fully also.Reduce thus and demarcate difficulty, improve and demarcate efficient.
More specifically, at the connecting portion of the 3rd demarcation face 13 and the first demarcation face 11, when cutting top roll 1 open, form first angle between the bus of the 3rd demarcation face 13 in the formed cross section and the bus of the first demarcation face 11 with the plane of process axis
1At the connecting portion of the 4th demarcation face 23 and the second demarcation face 21, when cutting lower roll 2 open, form second angle between the bus of the 4th demarcation face 23 in the formed cross section and the bus of the second demarcation face 21 with the plane of process axis
2According to the embodiment of the utility model, first angle
1Be arranged to 90 °-180 °.Because top roll is demarcated face 100 and is parallel to each other with lower roll demarcation face 200, therefore first angle
1With second angle
2Addition equals 360 °, second angle
2Can correspondingly be arranged to 270 °-180 °.
Further preferred, can be with first angle
1Be arranged to 90 °-120 °, with second angle
2Be arranged to 270 °-240 ° accordingly.So, for the collars that is formed by the 3rd demarcation face 13 and the 4th demarcation face 23, the collars that is formed by the first demarcation face 11 and the second demarcation face 21 can have the steeper gradient, therefore also has better positioning effect.In addition,, top roll all is set at the two ends of the rolling surface of top roll 1 and lower roll 2 demarcates face 100 and demarcate face 200, demarcate simultaneously from the two ends of top roll 1 and lower roll 2, to improve the degree of accuracy of demarcating with lower roll according to the embodiment of the utility model.
Still with reference to figure 1 and Fig. 2.According to the embodiment of the utility model, under the state that top roll 1 and lower roll 2 are aimed at fully, the spacing t between the first demarcation face 11 and the second demarcation face 21 can be preferably distance s * sin (first angle that equals between the 3rd demarcation face 13 and the 4th demarcation face 23
1-90 °.Perhaps under the state that top roll 1 and lower roll 2 are aimed at fully, the spacing t between the first demarcation face 11 and the second demarcation face 21 can be preferably distance s * sin (second angle that equals between the 3rd demarcation face 13 and the 4th demarcation face 23
2-240 °).So, make and avoid rubbing between top roll 1 and the lower roll 2 when pass is accurately aimed at.
Illustrate the roll gap calibration process of the roll of the utility model below.In this instance, the original state of lower roll 2 departs from for the left side in Fig. 1 or Fig. 2, timing signal, and top roll 1 is close to each other with lower roll 2.In this process, the bottom of the first demarcation face 11 in left side at first touches the second demarcation face 21.Because the fixed-site of top roll 1, lower roll 2 can axially with radially move with respect to top roll 1 on the both direction, so lower roll 2 moves under the active force of the bottom of the first demarcation face 11 vertically to the right.After the demarcation between the 3rd demarcation face 13 and the 4th demarcation face 23 was accomplished, the demarcation between the first demarcation face 11 and the second demarcation face 21 was also accomplished simultaneously.When depart from the right side of original state in Fig. 1 or Fig. 2 of lower roll 2, with in like manner above-mentioned.
In addition; Embodiment according to the utility model; Consider the product mismachining tolerance, allow the spacing between the first demarcation face 11 and the second demarcation face 21 to have error, but the error sum of the first demarcation face 11 at roll two ends and the second demarcation face 21 should be controlled at 0mm between+the 0.5mm.
On the other hand, the utility model also provides a kind of universal mill, and this universal mill has above-mentioned roll.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (10)
1. roll; Top roll (1) and lower roll (2) that this roll comprises that axis is parallel to each other and can relatively move along axis direction; On the rolling surface of said top roll (1) and lower roll (2), be respectively arranged with the top roll that being used to of cooperatively interacting demarcate the relative position of said top roll (1) and lower roll (2) and demarcate face (100) and lower roll demarcation face (200);
It is characterized in that said top roll is demarcated first demarcation face (11) and the second demarcation face (21) along the relative position of axis direction that are used to limit said top roll (1) and lower roll (2) that face (100) and lower roll demarcation face (200) are included in the concavo-convex spacing cooperation in the radial direction of said top roll (1) and lower roll (2) respectively.
2. roll according to claim 1; It is characterized in that said top roll is demarcated the 3rd demarcation face (13) and the 4th demarcation face (23) that comprises the spacing between the axis that is used to demarcate said top roll (1) and lower roll (2) on face (100) and the lower roll demarcation face (200) respectively;
Wherein, One end of said the 3rd demarcation face (13) forms an end of the rolling surface of said top roll (1); One end of said the 4th demarcation face (23) forms an end of the rolling surface of said lower roll (2); The other end of said the 3rd demarcation face (13) connects the said first demarcation face (11), and the other end of said the 4th demarcation face (23) connects the said second demarcation face (21); And
The said first demarcation face (11) is raised in said the 3rd demarcation face (13), and the said second demarcation face (21) is depressed in said the 4th demarcation face (23).
3. roll according to claim 2 is characterized in that, the bus of the said first demarcation face (11), the second demarcation face (21), the 3rd demarcation face (13) and the 4th demarcation face (23) is a straight line; And
Said top roll is demarcated face (100) and is parallel to said lower roll demarcation face (200).
4. according to claim 2 or 3 described rolls; It is characterized in that; Connecting portion at said the 3rd demarcation face (13) and the first demarcation face (11); Plane at the axis of using the said top roll of process (1) is cut open on the formed cross section of said top roll (1), forms the first angle (α between the bus of the bus of said the 3rd demarcation face (13) and the first demarcation face (11)
1);
Connecting portion at the 4th demarcation face (23) and the second demarcation face (21); Plane at the axis of using the said lower roll of process (2) is cut open on the formed cross section of said lower roll (2), forms the second angle (α between the bus of the bus of said the 4th demarcation face (23) and the second demarcation face (21)
2);
Wherein, the said first angle (α
1) be arranged to 90 °-180 °, the said first angle (α
1) and the said second angle (α
2) sum equals 360 °.
5. roll according to claim 4 is characterized in that, the said first angle (α
1) be arranged to 90 °-120 °.
6. roll according to claim 5; It is characterized in that; Under the state that said top roll (1) and lower roll (2) are aimed at fully, spacing (s) * sin (first angle (α between the spacing (t) between said first demarcation face (11) and the second demarcation face (21)=said the 3rd demarcation face (13) and the 4th demarcation face (23)
1)-90 °); Perhaps
Under the state that said top roll (1) and lower roll (2) are aimed at fully, spacing (s) * sin (second angle (α between the spacing (t) between said first demarcation face (11) and the second demarcation face (21)=said the 3rd demarcation face (13) and the 4th demarcation face (23)
2)-240 °).
7. roll according to claim 4 is characterized in that, the two ends of the rolling surface of said top roll (1) and lower roll (2) all are provided with said top roll and demarcate face (100) and lower roll demarcation face (200).
8. roll according to claim 1 is characterized in that, the axis along continuous straight runs of said top roll (1) and lower roll (2) extends;
Wherein, on axis direction, the fixed-site of said top roll (1), said lower roll (2) can move with respect to said top roll (1).
9. roll according to claim 1 is characterized in that, said roll Pass is a Yi shape.
10. a universal mill is characterized in that, this universal mill has each described roll among the claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325654 CN202621558U (en) | 2012-07-06 | 2012-07-06 | Roller and universal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325654 CN202621558U (en) | 2012-07-06 | 2012-07-06 | Roller and universal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202621558U true CN202621558U (en) | 2012-12-26 |
Family
ID=47374802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220325654 Expired - Fee Related CN202621558U (en) | 2012-07-06 | 2012-07-06 | Roller and universal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202621558U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984999A (en) * | 2015-07-14 | 2015-10-21 | 攀钢集团攀枝花钢钒有限公司 | Joist steel multi-pair conjugate pass roller arranging method |
| CN113270022A (en) * | 2021-05-24 | 2021-08-17 | 攀钢集团攀枝花钢钒有限公司 | Steel rail all-purpose rolling metal flow plane demonstration control method |
| CN113327502A (en) * | 2021-05-24 | 2021-08-31 | 攀钢集团攀枝花钢钒有限公司 | Adjusting mechanism of metal flow demonstration die of steel rail edging mill |
| CN113362693A (en) * | 2021-05-24 | 2021-09-07 | 攀钢集团攀枝花钢钒有限公司 | Demonstration control method for metal flow plane of steel rail edging mill |
-
2012
- 2012-07-06 CN CN 201220325654 patent/CN202621558U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984999A (en) * | 2015-07-14 | 2015-10-21 | 攀钢集团攀枝花钢钒有限公司 | Joist steel multi-pair conjugate pass roller arranging method |
| CN113270022A (en) * | 2021-05-24 | 2021-08-17 | 攀钢集团攀枝花钢钒有限公司 | Steel rail all-purpose rolling metal flow plane demonstration control method |
| CN113327502A (en) * | 2021-05-24 | 2021-08-31 | 攀钢集团攀枝花钢钒有限公司 | Adjusting mechanism of metal flow demonstration die of steel rail edging mill |
| CN113362693A (en) * | 2021-05-24 | 2021-09-07 | 攀钢集团攀枝花钢钒有限公司 | Demonstration control method for metal flow plane of steel rail edging mill |
| CN113270022B (en) * | 2021-05-24 | 2022-03-22 | 攀钢集团攀枝花钢钒有限公司 | Steel rail all-purpose rolling metal flow plane demonstration control method |
| CN113362693B (en) * | 2021-05-24 | 2022-03-22 | 攀钢集团攀枝花钢钒有限公司 | Demonstration control method for metal flow plane of steel rail edging mill |
| CN113327502B (en) * | 2021-05-24 | 2022-07-19 | 攀钢集团攀枝花钢钒有限公司 | Adjusting mechanism of metal flow demonstration die of steel rail edging mill |
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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: 20121226 Termination date: 20180706 |