CN216989201U - Device for measuring roller angle of skew pipe rolling mill - Google Patents
Device for measuring roller angle of skew pipe rolling mill Download PDFInfo
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- CN216989201U CN216989201U CN202220059592.4U CN202220059592U CN216989201U CN 216989201 U CN216989201 U CN 216989201U CN 202220059592 U CN202220059592 U CN 202220059592U CN 216989201 U CN216989201 U CN 216989201U
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- inclination angle
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Abstract
The utility model discloses a device for measuring the roller angle of a skew pipe rolling mill, which comprises a groove body and an inclination angle measuring instrument connected with the groove body, wherein one end of the groove body, which is far away from the inclination angle measuring instrument, is provided with a groove, and the groove is provided with two edges; the inclination angle measuring instrument can measure the angle of an object relative to a horizontal plane, and the axis of the inclination angle measuring instrument is equal to the axis of the groove body. The angle measuring device is placed on the roller, one end of the groove body with the edge angle is in contact with the roller, the axis of the angle measuring device and the axis of the roller are in the same plane, the inclination angle of the roller of the skew tube rolling mill relative to the horizontal plane can be detected, and then the corresponding rolling angle or the feeding angle is calculated through the corresponding mathematical algorithm based on the inclination angle. The angle measuring device is simple in structure, applicable to measuring the inclination angle of the roller of the skew pipe rolling mill, simple and easy to use, high in measured angle precision and capable of meeting the requirements of actual production.
Description
Technical Field
The utility model relates to the technical field of angle measuring equipment, in particular to a device for measuring the roller angle of a skew tube rolling mill.
Background
In the production process, the adjustment of the rolling angle of the skew tube rolling mill has important influence significance on the quality of products. The reason is that the rolling angle is not easy to be too large, the longitudinal speed component of the roller is reduced due to the increase of the rolling angle, the circumferential speed component is increased, and the local feeding angle and the local angular speed are increased; the larger the rolling angle is, the more easily the metal at the throat part is subjected to tangential deformation to cause the diameter expansion phenomenon, and meanwhile, the slightly larger feeding angle is matched with the rolling angle to be beneficial to the longitudinal extension of the steel pipe, so that the rolling angle is very important for production if the size of the rolling angle can be known in time; secondly, because the precision of the equipment on the production line can not satisfy the design requirement by one hundred percent, and in addition wear in daily production can lead to the angle of roll to shift, if not discover in time this moment, then can bring unnecessary loss for production. However, in the actual production field, only some simple mechanical means can be used for detecting the relevant angle, the result is relatively inaccurate, and the operation is relatively difficult, so that the significance of daily, accurate, simple and convenient monitoring of the size of the rolling angle is great.
The inclination measuring instrument is usually used for measuring horizontal angles, relative angles and inclination angles, but the roller is cylindrical, so that the inclination measuring instrument needs to be held by hands or by other auxiliary tools, and is not convenient to use. At present, other types of angle measuring devices exist, but the structure is complex, the use mode is complex, or the device is not suitable for measuring the inclination angle of the roller of the skew tube rolling mill.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide an angle measuring device for a roll of a skew rolling mill, which is used to solve the problems in the prior art that the roll angle of the skew rolling mill is difficult to monitor, the result is inaccurate, and the angle measuring device is not suitable for measuring the roll inclination angle of the skew rolling mill.
In order to achieve the above and other related objects, the present invention provides an angle measuring device for a roll of a skew pipe rolling mill, comprising a groove and an inclination angle measuring instrument connected with the groove, wherein one end of the groove, which is far away from the inclination angle measuring instrument, is provided with a groove, and the groove is provided with two edges; the inclination angle measuring instrument can measure the angle of an object relative to a horizontal plane, and the axis of the inclination angle measuring instrument is level with the axis of the groove body.
The working principle of the device is as follows: and (3) contacting one end of the groove body with the edge angle with the roller, enabling the axis of the angle measuring device and the axis of the roller to be in the same plane, measuring the inclination angle through the inclination angle measuring instrument, and calculating according to a corresponding mathematical algorithm to obtain a corresponding rolling angle or a corresponding feeding angle.
Furthermore, one end of the groove body, which is far away from the inclination angle measuring instrument, is provided with a V-shaped groove.
Further, the groove body is made of a material capable of being attracted by a magnet, and the inclination angle measuring instrument is connected with one end, far away from the V-shaped groove, of the groove body through strong magnetism.
Further, the tank body is made of iron, cobalt or nickel.
Furthermore, the inclination angle measuring instrument is internally provided with strong magnetism.
Further, strong magnetism is installed on the surface or inside of the groove body.
Further, the size of the groove body is matched with that of the dip meter.
Further, the tank body is in a rectangular parallelepiped shape, and the size (length × width × height) of the tank body is (5-20) cm × (2-15) cm × (3-20) cm, preferably (8-15) cm × (2-10) cm × (3-10) cm, and more preferably (8-15) cm × (3-8) cm × (3-5) cm.
Further, the inclination measuring instrument is a single-axis inclination measuring instrument capable of measuring the angle of an object relative to a horizontal plane. As described above, the device for measuring the angle of the roller of the skew pipe rolling mill of the present invention has the following beneficial effects:
the angle measuring device has a simple structure, is suitable for measuring the inclination angle of the roller of the skew pipe mill relative to the horizontal plane, has a simple and easy using method, can measure the angle precision to one ten thousandth, and can meet the requirement of actual production.
Drawings
Fig. 1 is a schematic structural diagram of an angle measuring apparatus according to embodiment 1 of the present invention.
Fig. 2 is a schematic view showing a state where the angle measuring device is mounted on the roll in embodiments 2 and 3 of the present invention.
Fig. 3 is a side view showing the angle measuring apparatus according to embodiments 2 and 3 of the present invention when it is assembled to a roll.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings, rather than the shapes, the sizes and the shapes of the components in the actual implementation are drawn, the shapes, the amounts and the proportions of the components in the actual implementation can be changed freely, and the layout of the components can be more complicated. The structures, proportions, sizes, and other dimensions shown in the drawings and described in the specification are for understanding and reading the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined in the claims, and are not essential to the art, and any structural modifications, changes in proportions, or adjustments in size, which do not affect the efficacy and attainment of the same are intended to fall within the scope of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms may be changed or adjusted without substantial change in the technical content.
Description of reference numerals:
the device comprises an angle measuring device 1, an inclination angle measuring instrument 2, a groove body 3, a roller 4 and a roller shaft 5.
Example 1
As shown in fig. 1 and 2, the present embodiment provides an angle measuring device 1 for a roll 4 of a skew pipe mill, which includes a groove body 3 and an inclination measuring instrument 2 connected to the groove body 3.
A groove with two edges is arranged at one end of the tank body 3 away from the inclinometer 2; in this embodiment, a V-shaped groove is formed at one end of the groove body 3 away from the inclinometer 2. Due to the fact that the edges and the V-shaped grooves are formed, the groove body 3 can be well matched with the surface of the roll shaft 5, and the angle measuring device 1 is convenient to install on the roll shaft 5 to measure the inclination angle of the roll 4 of the skew tube rolling mill.
The dip meter 2 is a single shaft and can measure the angle of an object relative to a horizontal plane, and the axis of the dip meter 2 is level with the axis of the tank body 3. The inclinometer 2 in this embodiment can be an inclinometer 2 with strong magnetism, such as TLL-90S, DMI810, DMI820 (model), or a common inclinometer 2 without strong magnetism, such as DMI825, DMI815, PRO3600 (model).
The housing 3 is made of a material that can be attracted by a magnet, such as iron, cobalt, nickel, preferably iron, but it is not suitable to use a magnet directly, since the magnet is not wear-resistant and affects the accuracy. When the dip meter 2 with strong magnetism is adopted, the dip meter 2 is connected with the tank body 3 through the strong magnetism in the dip meter. When the ordinary inclination angle measuring instrument 2 without strong magnetism is adopted, strong magnetism can be arranged on the surface or in the groove body 3, so that the inclination angle measuring instrument 2 is connected with the groove body 3.
The size of the groove body 3 is matched with that of the dip angle measuring instrument 2. Specifically, the tank 3 is a rectangular parallelepiped, and the dimension (length × width × height) of the tank 3 is (5 to 20) cm × (2 to 15) cm × (3 to 20) cm, preferably (8 to 15) cm × (2 to 10) cm × (3 to 10) cm, and more preferably (8 to 15) cm × (3 to 8) cm × (3 to 5) cm.
Example 2
The angle measuring device 1 in the embodiment 1 is adopted to measure and calculate the angle of the roller of the two-roller skew tube rolling mill, as shown in fig. 2 and fig. 3, the angle measuring device 1 is placed on a roller shaft 5, one end of a groove body 3 with edges is in contact with the roller 4, a V-shaped groove on the groove body 3 is just matched with the outer surface of the roller shaft 5, and the axis of the angle measuring device 1 and the axis of the roller 4 are in the same plane; at the same time, the angle measuring device 1 is fixed to the roll shaft 5 by strong magnetism.
Under the condition of ensuring that the V-shaped groove is well matched with the surface of the shaft, the inclination angle measuring instrument 2 can be arranged at any position of the surface of the rolling roller shaft 5, the angle measured by the inclination angle measuring instrument 2 is just the inclination angle of the rolling roller 4 relative to the horizontal plane, and the rolling angle can be calculated based on the measured inclination angle.
For the upper roll and the lower roll of the two-roll skew rolling mill, the rolling angle is β, and the angle measured by the inclinometer 2 is α, where β is α.
Example 3
The angle measuring device 1 in the embodiment 1 is adopted to measure and calculate the angle of the roller of the three-roller skew tube rolling mill, as shown in fig. 2 and fig. 3, the angle measuring device 1 is placed on a roller shaft 5, one end of a groove body 3 with edges is in contact with the roller 4, a V-shaped groove on the groove body 3 is just matched with the outer surface of the roller shaft 5, and the axis of the angle measuring device 1 and the axis of the roller 4 are in the same plane; meanwhile, the angle measuring device 1 is fixed to the roll shaft 5 by strong magnetism.
Under the condition of ensuring that the V-shaped groove is well matched with the surface of the shaft, the inclination angle measuring instrument 2 can be arranged at any position of the surface of the roll shaft 5, the angle measured by the inclination angle measuring instrument 2 is just the inclination angle of the roll 4 relative to the horizontal plane, and the rolling angle can be calculated based on the measured inclination angle.
The rolling angle algorithm part of the three-roller skew tube rolling mill is concretely as follows:
(1) for the upper roll, the rolling angle is set as beta ', the angle measured by the inclinometer 2 is set as alpha', and at the moment
β'＝α'；
(2) For the right lower roll, the feed angle is set to theta, the rolling angle is set to beta ", three intermediate angles are introduced and set to < 1, < 2, and gamma, respectively, and the angle measured by the inclinometer 2 is set to alpha", at which time
According to the equation set (i), the feeding angle theta and the angle alpha measured by the dip angle measuring instrument 2, the rolling angle beta of the right lower roll can be obtained.
(3) For the left lower roller, the feeding angle is set as theta ', the rolling angle is set as beta', three intermediate angles are introduced and respectively set as < 1', < 2', and gamma ', the angle measured by the inclinometer 2 is set as alpha', and at this time, the feeding angle is set as theta ', the rolling angle is set as beta', and the three intermediate angles are introduced and respectively set as < 1', < 2', and gamma ', and the angle measured by the inclinometer 2 is set as alpha', and at this time
According to the equation set II, the feeding angle theta ' and the angle alpha ' measured by the dip angle measuring instrument 2, the rolling angle beta ' of the left lower roll can be obtained.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. It will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims.
Claims (10)
1. The utility model provides a skew tube rolling mill roll angle measurement device which characterized in that: the device comprises a groove body and an inclination angle measuring instrument connected with the groove body, wherein one end of the groove body, far away from the inclination angle measuring instrument, is provided with a groove which is two edges and corners; the inclination angle measuring instrument can measure the angle of an object relative to a horizontal plane, and the axis of the inclination angle measuring instrument is equal to the axis of the groove body.
2. The angle measuring apparatus according to claim 1, wherein: one end of the groove body, which is far away from the inclination angle measuring instrument, is provided with a V-shaped groove.
3. The angle measuring apparatus according to claim 1, wherein: the groove body is made of a material capable of being attracted by a magnet, and the inclination angle measuring instrument is connected with one end, far away from the V-shaped groove, of the groove body through strong magnetism.
4. The angle measuring apparatus according to claim 3, wherein: the tank body is made of iron, cobalt or nickel.
5. The angle measuring apparatus according to claim 3, wherein: the inclination angle measuring instrument is internally provided with strong magnetism.
6. The angle measuring apparatus according to claim 3, wherein: and strong magnetism is arranged on the surface or inside the groove body.
7. The angle measuring apparatus according to claim 1, wherein: the size of the groove body is matched with that of the dip angle measuring instrument.
8. The angle measuring apparatus according to claim 1, wherein: the tank body is in a cuboid shape.
9. The angle measuring apparatus according to claim 8, wherein: the size of the groove body is as follows: the length is 5-20 cm, the width is 2-15 cm, and the height is 3-20 cm.
10. The angle measuring apparatus according to claim 1, wherein: the inclination angle measuring instrument is a single-shaft inclination angle measuring instrument capable of measuring the angle of an object relative to a horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220059592.4U CN216989201U (en) | 2022-01-11 | 2022-01-11 | Device for measuring roller angle of skew pipe rolling mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220059592.4U CN216989201U (en) | 2022-01-11 | 2022-01-11 | Device for measuring roller angle of skew pipe rolling mill |
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| CN216989201U true CN216989201U (en) | 2022-07-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273428A (en) * | 2022-01-11 | 2022-04-05 | 中冶赛迪工程技术股份有限公司 | Angle calculation method, measuring device and detection method for roller of skew tube rolling mill |
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2022
- 2022-01-11 CN CN202220059592.4U patent/CN216989201U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273428A (en) * | 2022-01-11 | 2022-04-05 | 中冶赛迪工程技术股份有限公司 | Angle calculation method, measuring device and detection method for roller of skew tube rolling mill |
| CN114273428B (en) * | 2022-01-11 | 2023-11-28 | 中冶赛迪工程技术股份有限公司 | Angle calculation method, measuring device and detection method for inclined tube mill roller |
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