CN102814344B - Axial play measuring method for horizontal roll of universal rolling mill - Google Patents
Axial play measuring method for horizontal roll of universal rolling mill Download PDFInfo
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- CN102814344B CN102814344B CN201110152788.4A CN201110152788A CN102814344B CN 102814344 B CN102814344 B CN 102814344B CN 201110152788 A CN201110152788 A CN 201110152788A CN 102814344 B CN102814344 B CN 102814344B
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- measuring method
- installing plate
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- measuring stick
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Abstract
The invention discloses an axial play measuring method for a horizontal roll of a universal rolling mill. The axial play measuring method incudes measuring axial displacement of a roll shaft (21) and/or a bearing (22) of the horizontal roll relative to a mill housing (20) of the universal rolling mill. According to the technical scheme, by the method of measuring the axial displacement of the horizontal roll relative to the mill housing, measurement error caused by displacement of a mill housing in the prior art is eliminated, and accurate reference data are provided for the subsequent regulating operation.
Description
Technical field
The play that the present invention relates to universal mill horizontal roll is measured, and particularly, relates to a kind of measuring method of axial float of horizontal roll of universal mill.
Background technology
In steel rail rolling process, the body of roll both sides unbalance stress of the horizontal roll of universal mill, owing to there is the gap of fit-up gap or parts wear generation, horizontal roll may be moved vertically under the effect of side direction roll-force.Thering is provided accurate parameter for ease of adjustment horizontal roll or for eliminating mill gap, needing to measure milling train axial float with Mechanical measurement device.Due to universal mill structure closely, the space around roll is very little, to the connection of measurement mechanism be fixed with higher requirement.Usually, the measurement mechanism basis (such as ground) be fixed on outside mill housing is gone up and is passed through horizontal measuring stick contact measurement point.The displacement of measuring in this way may be the related displacement causing roll of the displacement of mill housing, thus easily causes measuring inaccuracy.In addition, because measurement mechanism is fixed on outside mill housing, cause the hypertelorism of survey tool and roll, thus need the measuring stick that length is very long, this requires that measuring stick possesses good rigidity, namely need the cross-sectional area and the volume that increase measuring stick, then increase the deadweight of survey tool and may have an impact to certainty of measurement because the deadweight of survey tool increases.
Summary of the invention
The object of the invention is to improve the standard the certainty of measurement of axial float of roll.
To achieve these goals, the invention provides a kind of measuring method (hereinafter referred to as measuring method) of axial float of horizontal roll of universal mill, this measuring method comprises the axial displacement relative to the mill housing of universal mill of the roll shaft of detection level roll or bearing.
Preferably, use measurement mechanism to measure the axial displacement relative to described mill housing of described roll shaft or bearing, described measurement mechanism is installed on described mill housing by connector.
Preferably, described measurement mechanism comprises: installing plate, be fixed on the scale on this installing plate, with the measuring stick of described installing plate pivot joint, for regulating the positioning unit of the relative positioning of described installing plate and described measuring stick, and for the connector of the mill housing that connects described installing plate and universal mill, one end of described measuring stick is provided with pointer, and the other end is provided with push rod.
Preferably, described positioning unit comprises fixed head, spring and adjustment screw, and described fixed head is connected with described installing plate, and one end of described spring is connected with described measurement plate, and the other end is connected with described fixed head by described adjustment screw.
Preferably, the other end of described measuring stick is provided with the screw extended transverse to described measuring stick, and described push rod has the screw thread coordinated with this screw.
Preferably, described push rod is than the pivot points of described pointer closer to described installing plate and described measuring stick.
Preferably, described connector is U-shaped and comprises waist and two legs, these two legs are connected to the two ends of described waist, described waist is provided with the first connecting portion, each leg is provided with the second connecting portion, described waist is connected with described measurement mechanism by described first connecting portion, and described leg is connected with described mill housing by described second connecting portion.
Preferably, described first connecting portion comprises sliding groove or multiple first fastener hole, described installing plate is provided with sliding connection plate, this sliding connection plate is provided with at least one sliding hole or chute, this at least one sliding hole or chute coordinate with described sliding groove or multiple first fastener hole
Preferably, at least one sliding hole described or chute are arranged along the bearing of trend of described measuring stick.
Preferably, described second connecting portion comprises at least one second fastener hole.
By technique scheme, by measuring horizontal roll relative to the axial displacement of mill housing, eliminate because of the measure error that the displacement of mill housing causes in prior art, for follow-up adjustment operation provides reference data accurately.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation that connector of the present invention is described;
Fig. 2 is the connecting portion schematic diagram using measurement mechanism of the present invention and mill housing.
Description of reference numerals
10: connector
11: waist 12: leg 13: the first fastener hole 14: the second fastener hole
15: the first securing member 16: the second securing members
20: mill housing 21: horizontal roll shaft 22: bearing
30: measurement mechanism
31: installing plate 32: sliding connection plate 33: scale 34: measuring stick
35: push rod 36: fixed head 37: retainer spring 38: adjustment screw
39: articulated part
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality such as " upper and lower, left and right " of use typically refers to reference to upper and lower, left and right shown in the drawings; " inside and outside " refers to profile inside and outside relative to each parts itself.
Measuring method of the present invention comprises the axial displacement relative to the mill housing 20 of universal mill of the roll shaft 21 of detection level roll or bearing 22.
As mentioned above, the measurement roll shaft 21 of horizontal roll or the axial displacement of bearing 22 are the axial displacement relative to mill housing 20, and this measurement result has more the value of research and reference.
Wherein, various suitable contact measuring apparatus (hereinafter referred to as measurement mechanism) can be used to measure the axial displacement relative to mill housing 20 of the roll shaft 21 of horizontal roll or bearing 22.
The following describes the measurement mechanism 30 used in one embodiment of the present invention.
Described measurement mechanism 30 comprises: installing plate 31, be fixed on the scale 33 on this installing plate 31, with the measuring stick 34 of described installing plate 31 pivot joint, for regulating the positioning unit of the relative positioning of described installing plate 31 and described measuring stick 34, one end of described measuring stick 34 is provided with pointer, and the other end is provided with push rod 35.
During use, measurement mechanism 30 to be arranged on the mill housing 20 of universal mill by connector 10 and to be contacted roll shaft 21 or the bearing 22 of the horizontal roll of universal mill by push rod 35, to measure the axial displacement relative to mill housing 20 of roll shaft 21 or bearing 22, this measurement result has more the value of research and reference.Particularly, when axial displacement occurs for the roll shaft 21 that push rod 35 contacts or bearing 22, measuring stick 34 pivotable also drives the pointer pivotable being positioned at measuring stick 34 one end, thus the size of the scale determination axial displacement of the scale 33 that can point to after throw of pointer.
Preferably, described push rod 35 is than the pivot points of described pointer closer to described installing plate 31 and described measuring stick 34.Such as, as shown in Figure 2, measuring stick 34 by articulated part 39 (such as pivot) and installing plate 31 pivot joint, push rod 35 than pointer closer to articulated part 39.By this layout, the amplitude that the small axial displacement of push rod 35 will make the beat of pointer larger, thus represent small axial displacement with the form of scale amplifying by the scale of pointed.
Wherein, positioning unit is for regulating and keep the relative positioning of installing plate 31 and measuring stick 34.Particularly, when being installed on mill housing 20 by connector 10 by measurement mechanism 30, made 0 graduation mark of pointed scale 33 by positioning unit.In other words, in installation process, positioning unit is used for making pointer remain on 0.When axial displacement occurs for roll shaft 21 or bearing 22, positioning unit can make pointer keep pointing to, to read the scale of scale 33.Therefore, positioning unit can be various suitable structures, as long as can regulate and keep the relative positioning of installing plate 31 and measuring stick 34.
In the preferred embodiment of the present invention, as shown in Figure 2, described positioning unit comprises fixed head 36, spring 37 and adjustment screw 38, described fixed head 36 is connected with described installing plate 31, one end of described spring 37 is connected with described measuring stick 34, and the other end is connected with described fixed head 36 by described adjustment screw 38.In installation process, the elastic force that can apply by regulating the screw-in position of described adjustment screw 38 to carry out regulating spring 37 pairs of measuring sticks 34, to make pointed 0.In measuring process, the elastic force of spring 37 can keep the sensing of pointer.
In addition, in installation process, in order to make push rod 35 just can contact roll shaft 21 or bearing 22, push rod 35 adjustable ground can be made to be arranged on the other end of measuring stick 34.Such as, preferably, as shown in Figure 2, the other end of described measuring stick 34 is provided with the screw extended transverse to described measuring stick 34, described push rod 35 has the screw thread coordinated with this screw, thus push rod 35 can be made just to contact roll shaft 21 or bearing 22 by the screw-in position controlling push rod 35.In addition, because the measurement end face of roll shaft 21 and bearing 22 is not usually in same level, thus can by regulating the horizontal level of measuring stick 34 (bearing of trend namely along measuring stick 34 regulates measuring position) and the axial displacement of roll shaft 21 or bearing 22 is optionally measured in the screw-in position controlling push rod 35.
In addition, mill housing 20 is the framework installing roll, connector 10 can be formed as suitable structure, as long as measurement mechanism 30 can be suitable for be installed on mill housing 20.
In the preferred embodiment of the present invention, as shown in Figure 1, described connector 10 can be U-shaped and comprise waist 11 and two legs 12, these two legs 12 are connected to the two ends of described waist 11, described waist 11 is provided with the first connecting portion, each leg 12 is provided with the second connecting portion, and described waist 11 can be connected with described measurement mechanism 30 by described first connecting portion, and described leg 12 can be connected with described mill housing 20 by described second connecting portion.
Wherein, the first connecting portion and the second connecting portion can be various suitable connecting portions, as long as can by the first connecting portion connection waist 11 and measurement mechanism 30 and by the second connecting portion connected legs 12 and mill housing 20.In a preferred embodiment of the invention, described first connecting portion can comprise sliding groove or multiple first fastener hole 13.Accordingly, measurement mechanism 30 can comprise the sliding connection plate 32 be arranged on installing plate 31, this sliding connection plate 32 can be provided with at least one sliding hole or chute of coordinating with sliding groove or multiple first fastener hole 13.By this layout, measurement mechanism 30 adjustable ground can be made to be connected to connector 10, then can regulate installation, measuring position relative to mill housing 20.
Preferably, at least one sliding hole described or chute can be made to arrange (correspondingly along the bearing of trend of described measuring stick 34, the sliding groove of described waist 11 or multiple first fastener hole 13 arrange along the bearing of trend of described waist 11), thus measuring position can be regulated along the bearing of trend of measuring stick 34 (be also the bearing of trend of waist 11, namely regulate in left-right direction in Fig. 2).Particularly, as shown in Figure 1, sliding connection plate 32 can be provided with chute, 11, described waist is provided with multiple first fastener hole 13 accordingly, thus the measuring position of measurement mechanism 30 can be made to regulate along the bearing of trend of measuring stick 34 by the first securing member 15 (such as screw, bolt etc.) through one of them the first fastener hole 13.Selectively, sliding connection plate 32 can be provided with at least one sliding hole that groove sliding with this is corresponding, 11, described waist can be provided with sliding groove accordingly, thus the measuring position of measurement mechanism 30 can be regulated along the bearing of trend of measuring stick 34 by the first securing member 15.
Described second connecting portion can comprise at least one second fastener hole 14, mill housing 20 can be provided with at least one installing hole that at least one the second fastener hole 14 is corresponding with this.Selectable, as shown in Figure 2, also by suitable securing member (the second securing member 16), leg 12 can be press-fitted on mill housing 20.
In addition, by least one the second fastener hole 14, more firmly mill housing 20 and measurement mechanism 30 can be fixedly connected with by connector 10.Preferably, as depicted in figs. 1 and 2, one in described two legs 12 is provided with second fastener hole 14, another can be provided with two the second fastener holes 14, thus connector 10 and mill housing 20 are stably fixed by 3.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (9)
1. the measuring method of the axial float of the horizontal roll of universal mill, the method comprises the axial displacement relative to the mill housing (20) of universal mill of the roll shaft (21) of detection level roll or bearing (22).
2. measuring method according to claim 1, wherein, measurement mechanism (30) is used to measure the axial displacement relative to described mill housing (20) of described roll shaft (21) or bearing (22), described measurement mechanism (30) comprising: installing plate (31), be fixed on the scale (33) on this installing plate, with the measuring stick (34) of described installing plate (31) pivot joint, for regulating the positioning unit of the relative positioning of described installing plate (31) and described measuring stick (34), and for the connector (10) of the mill housing (20) that connects described installing plate (31) and universal mill, one end of described measuring stick (34) is provided with pointer, the other end is provided with push rod (35).
3. measuring method according to claim 2, wherein, described positioning unit comprises fixed head (36), spring (37) and adjustment screw (38), described fixed head (36) is connected with described installing plate (31), one end of described spring (37) is connected with described measurement plate (34), and the other end is connected with described fixed head (36) by described adjustment screw (38).
4. measuring method according to claim 2, wherein, the other end of described measuring stick (34) is provided with the screw extended transverse to described measuring stick (34), and described push rod (35) has the screw thread coordinated with this screw.
5. measuring method according to claim 2, wherein, described push rod (35) is than the pivot points of described pointer closer to described installing plate (31) and described measuring stick (34).
6. according to the measuring method in claim 2-5 described in any one, wherein, described connector (10) is for U-shaped and comprise waist (11) and two legs (12), these two legs (12) are connected to the two ends of described waist (11), described waist (11) is provided with the first connecting portion, each leg (12) is provided with the second connecting portion, described waist (11) is connected with described measurement mechanism (30) by described first connecting portion, described leg (12) is connected with described mill housing (20) by described second connecting portion.
7. measuring method according to claim 6, wherein, described first connecting portion comprises sliding groove or multiple first fastener hole (13), described installing plate (31) is provided with sliding connection plate (32), this sliding connection plate (32) is provided with at least one sliding hole or chute, this at least one sliding hole or chute coordinate with described sliding groove or multiple first fastener hole (13).
8. measuring method according to claim 7, wherein, at least one sliding hole described or chute are arranged along the bearing of trend of described measuring stick (34).
9. measuring method according to claim 7, wherein, described second connecting portion comprises at least one second fastener hole (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110152788.4A CN102814344B (en) | 2011-06-08 | 2011-06-08 | Axial play measuring method for horizontal roll of universal rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110152788.4A CN102814344B (en) | 2011-06-08 | 2011-06-08 | Axial play measuring method for horizontal roll of universal rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102814344A CN102814344A (en) | 2012-12-12 |
| CN102814344B true CN102814344B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110152788.4A Expired - Fee Related CN102814344B (en) | 2011-06-08 | 2011-06-08 | Axial play measuring method for horizontal roll of universal rolling mill |
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| Country | Link |
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| CN (1) | CN102814344B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309088B (en) * | 2021-11-30 | 2023-06-13 | 邯郸钢铁集团有限责任公司 | Device and method for measuring axial displacement of universal roller system |
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| FR2266045A1 (en) * | 1974-03-26 | 1975-10-24 | Telecommunications Sa | Ball bearing axial play measuring method - clamps outer race and progressively loads inner race for deflection figures |
| CN2361399Y (en) * | 1997-08-18 | 2000-02-02 | 冶金工业部钢铁研究总院 | Oil tank pressing and detecting device for hydraulic rolling mill |
| DE10251045A1 (en) * | 2002-11-02 | 2004-05-19 | Daimlerchrysler Ag | Shaft bearing axial play measurement arrangement comprises a measurement device that detects relative movement between a shaft and its housing when the shaft is subjected to a measurement force by a tensioning component |
| CN201227651Y (en) * | 2007-12-06 | 2009-04-29 | 鞍钢股份有限公司 | Vertical roll gap calibration apparatus for hot strip steel rolling mills |
| CN100561114C (en) * | 2008-06-04 | 2009-11-18 | 益阳橡胶塑料机械集团有限公司 | Closed-smelting machine rotor vibration movement detection device |
| CN201425463Y (en) * | 2009-05-26 | 2010-03-17 | 宝山钢铁股份有限公司 | Online detection device for movement of motor output shaft |
| CN201455008U (en) * | 2009-07-07 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Special tool for measuring axial shifting amount of finishing mill roll shaft |
| CN201707010U (en) * | 2010-07-01 | 2011-01-12 | 广东韶钢松山股份有限公司 | Device for measuring axial movement of gear-box |
| CN202105858U (en) * | 2011-06-08 | 2012-01-11 | 攀钢集团有限公司 | Axial movement measuring device of horizontal roller of universal rolling machine and universal rolling machine |
| CN102814342A (en) * | 2011-06-08 | 2012-12-12 | 攀钢集团有限公司 | Connection method for axial play measuring device for horizontal roll of edging mill |
-
2011
- 2011-06-08 CN CN201110152788.4A patent/CN102814344B/en not_active Expired - Fee Related
Patent Citations (10)
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| FR2266045A1 (en) * | 1974-03-26 | 1975-10-24 | Telecommunications Sa | Ball bearing axial play measuring method - clamps outer race and progressively loads inner race for deflection figures |
| CN2361399Y (en) * | 1997-08-18 | 2000-02-02 | 冶金工业部钢铁研究总院 | Oil tank pressing and detecting device for hydraulic rolling mill |
| DE10251045A1 (en) * | 2002-11-02 | 2004-05-19 | Daimlerchrysler Ag | Shaft bearing axial play measurement arrangement comprises a measurement device that detects relative movement between a shaft and its housing when the shaft is subjected to a measurement force by a tensioning component |
| CN201227651Y (en) * | 2007-12-06 | 2009-04-29 | 鞍钢股份有限公司 | Vertical roll gap calibration apparatus for hot strip steel rolling mills |
| CN100561114C (en) * | 2008-06-04 | 2009-11-18 | 益阳橡胶塑料机械集团有限公司 | Closed-smelting machine rotor vibration movement detection device |
| CN201425463Y (en) * | 2009-05-26 | 2010-03-17 | 宝山钢铁股份有限公司 | Online detection device for movement of motor output shaft |
| CN201455008U (en) * | 2009-07-07 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Special tool for measuring axial shifting amount of finishing mill roll shaft |
| CN201707010U (en) * | 2010-07-01 | 2011-01-12 | 广东韶钢松山股份有限公司 | Device for measuring axial movement of gear-box |
| CN202105858U (en) * | 2011-06-08 | 2012-01-11 | 攀钢集团有限公司 | Axial movement measuring device of horizontal roller of universal rolling machine and universal rolling machine |
| CN102814342A (en) * | 2011-06-08 | 2012-12-12 | 攀钢集团有限公司 | Connection method for axial play measuring device for horizontal roll of edging mill |
Non-Patent Citations (1)
| Title |
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| 机床主轴轴向窜动检测装置;侯铭才;《机械工艺师》;CNKI;20010430(第4期);第41页 * |
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| Publication number | Publication date |
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| CN102814344A (en) | 2012-12-12 |
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