CN114777647B - Method for measuring supporting roller of sintering mixer - Google Patents
Method for measuring supporting roller of sintering mixer Download PDFInfo
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- CN114777647B CN114777647B CN202210411045.2A CN202210411045A CN114777647B CN 114777647 B CN114777647 B CN 114777647B CN 202210411045 A CN202210411045 A CN 202210411045A CN 114777647 B CN114777647 B CN 114777647B
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- supporting roller
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000005245 sintering Methods 0.000 title abstract description 6
- 238000013461 design Methods 0.000 claims description 24
- 238000005259 measurement Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/03—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring coordinates of points
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The application discloses a method for measuring a supporting roller of a sintering mixer, which comprises the steps of erecting a laser tracker at a first station erection position, leveling and calibrating, and establishing a ground level; measuring the roller surface and the side surface of the support roller c at a point, respectively fitting into a cylinder and a surface, and finding out the axis of the support roller c and the intersection point of the axis and the side surface of the support roller c; carrying out station conversion on the laser tracker; measuring the roller surfaces and the side surfaces of the supporting roller a, the supporting roller b and the supporting roller d by taking points, fitting the roller surfaces and the side surfaces into cylinders and surfaces, respectively finding out the axes of the supporting roller a, the supporting roller b and the supporting roller d, and respectively finding out the intersection points of the axes of the supporting roller a, the supporting roller b and the supporting roller d and the side surfaces; fitting out the axes of the supporting rollers a and b, and fitting out the axes of the supporting rollers c and d in a similar way; fitting out a central line total axis, and finding out an endpoint; and establishing a coordinate system, and evaluating the mounting deviation of the mixer according to the coordinate system and the drawing size. The application does not need other auxiliary measuring tools, and has high measuring precision, accuracy and reliability.
Description
Technical Field
The application relates to the technical field of mechanical equipment, in particular to a method for measuring a supporting roller of a sintering mixer.
Background
At present, the supporting roller of the mixer is not measured by a certain means, and is mainly measured by drawing a steel wire and a feeler gauge, and in recent years, the measuring technology of a laser tracker is continuously developed, so that a technical means is provided for solving the difficult problem of measuring the supporting roller of the mixer.
Comparative data 1: application of laser tracker in installation of segmented cylinder
The large-sized cylinder mixer cylinder body is limited by the conditions of processing size, transportation and the like, and needs to be manufactured in sections, the positioning welding is carried out on site, and the on-site positioning precision directly influences the quality of equipment. The field test of the laser tracker shows that the laser tracker is simple and quick to operate and high in measurement accuracy, coaxiality of the large-sized segmented cylinder and end face circle runout of the large gear ring can be accurately measured, and accurate detection of the size is provided for machining and field welding of the segmented cylinder of the large-sized cylinder mixer. Whereas the present application is for making mixer backup roll measurements.
Disclosure of Invention
The application aims to provide a method for measuring a supporting roller of a sintering mixer, which is used for detecting the precision of the mixer in the installation and use processes and evaluating the installation quality of the supporting roller of the mixer and the abrasion condition in the use processes; the application does not need other auxiliary measuring tools, and has high measuring precision, accuracy and reliability.
In order to solve the technical problems, the application adopts the following technical scheme:
the application discloses a method for measuring a supporting roller of a sintering mixer, which comprises the following steps:
s1, erecting a laser tracker at a first station erection position, leveling and calibrating, and establishing a ground level;
s2, using a laser tracker to match with a target ball and a computer, performing point measurement on the surface and the side surface of the support roller c, respectively fitting into a cylinder and a surface, and finding out the axis of the support roller c and the intersection point of the axis and the side surface of the support roller c;
s3, converting the laser tracker to be erected at the erection positions of the second, third and fourth stations for leveling;
s4, the laser tracker is matched with a target ball and a computer, the roller surfaces and the side surfaces of the supporting roller a, the supporting roller b and the supporting roller d are subjected to point taking measurement, the roller surfaces are matched with computer software to be fitted into cylinders and surfaces, the axes of the supporting roller a, the supporting roller b and the supporting roller d are respectively found out, and the intersection points of the axes of the supporting roller a, the supporting roller b and the supporting roller d and the side surfaces are respectively found out; fitting out the axes of the supporting rollers a and b, and fitting out the axes of the supporting rollers c and d in a similar way; fitting out a central line total axis, and finding out an endpoint;
s5, establishing a coordinate system, and evaluating the mounting deviation of the mixer according to the coordinate system and the drawing size.
Further, when the coordinate system is established in the step S5, the first element is a total axis endpoint, the second element is a total axis, and the third element is a ground level.
Compared with the prior art, the application has the beneficial technical effects that:
the application does not need other auxiliary measuring tools, and has high measuring precision, accuracy and reliability.
Drawings
The application is further described with reference to the following description of the drawings.
FIG. 1 is an overall view of a mixer backup roll;
FIG. 2 is a top view of a mixer backup roll;
reference numerals illustrate: 1-a mixer cylinder; 2-a backup roll a; 21-support roller a axis; 22-the support roller a inlet side intersection; 23-intersection point of exit side of the supporting roller a; 3-a support roller b; 31-support roller b axis; 32-the intersection point of the entry side of the backup roll b; 33-intersection point of exit side of the support roller b; 4-a backup roll c; 41-backing roll c-axis; 42-the support roller c inlet side intersection; 43-support roller c exit side intersection; 5-a support roller d; 51-backing roll d axis; 52-the entry side intersection of the backing roll d; 53-exit side intersection of the backup roll d; 6-ground level; 7-is the axes of the supporting rollers a and b; 8-is the axis of the supporting roller c and d; 9-a laser tracker; 91-a first station erection site; 92-a second station erection site; 93-a third station erection location; 94-fourth station erection site; 10-total axis; 101—the total axis endpoint.
Detailed Description
With reference to fig. 1 and 2, an exemplary method of measuring a backing roll of a sinter mixer according to the application is described below by way of this example.
The specific implementation steps comprise:
(1) erecting a laser tracker 9 at a first station erection position 91, performing leveling calibration, and establishing a ground level 6;
(2) the laser tracker is matched with a 9-axis target ball and a computer, the outer roller surface of the supporting roller c4 is subjected to point taking measurement, the roller surface is fitted into a cylinder by matching with computer software, the axis 41 of the supporting roller c is found, the side surface of the roller is also subjected to point taking measurement and fitted into a surface, and the intersection point of the axis 41 of the supporting roller c and the side surface of the supporting roller c4 is found as follows: an entrance-side intersection point 42 of the backup roller c and an exit-side intersection point 43 of the backup roller c;
(3) the laser tracker 9 is transferred to a second station and set up at a second station setting up position 92 for leveling. The laser tracker 9 cooperates with a target ball and a computer to perform point measurement on the outer surface of the d5 shaft of the support roller, cooperates with computer software (conventional software in the field) to fit into a cylinder, finds the d axis 51 of the support roller, performs point measurement on the side surface of the roller and fits into a surface, and finds out that two intersection points of the d axis 51 of the support roller and the d5 side surface of the support roller are: an entry-side intersection 52 of the backup roll d and an exit-side intersection 53 of the backup roll d;
(4) similarly, the laser tracker 9 is turned to stand and is respectively erected at the third and fourth erection positions 93 and 94 for leveling. The laser tracker 9 cooperates with a target ball and a computer to measure the roller surfaces and the side surfaces of the supporting roller a2 and the supporting roller b3, cooperates with computer software to fit into cylinders and surfaces, and respectively finds out the intersection points of the axes 21 and 31 of the supporting roller a and the supporting roller a2 and the side surfaces of the supporting roller b3 as follows: an inlet-side intersection 22 of the backup roll a, an outlet-side intersection 23 of the backup roll a, an inlet-side intersection 32 of the backup roll b, and an outlet-side intersection 33 of the backup roll b;
(5) fitting the support roller a and b axes 7 by using four intersection points of the support roller a inlet side intersection point 22, the support roller a outlet side intersection point 23, the support roller b inlet side intersection point 32 and the support roller b outlet side intersection point 33, and similarly fitting the support roller c and d axes 8;
(6) fitting out the central line total axis 10 of the axes 7 of the supporting rollers a and b and the axes 8 of the supporting rollers c and d, and finding out a total axis endpoint 101;
(7) establishing a coordinate system: the first element is the total axis end point 101; the second element is the total axis 10 and the third element is the ground level 6.
(8) The following coordinates were extracted from the laser tracker measurement software: the support roller a entrance side intersection 22 (x 22 、y 22 、z 22 ) The exit-side intersection point 23 (x) 23 、y 23 、z 23 ) The support roller b inlet side intersection point 32 (x 32 、y 32 、z 32 ) The exit-side intersection point 33 (x) 33 、y 33 、z 33 ) The method comprises the steps of carrying out a first treatment on the surface of the The support roller c inlet side intersection point 42 (x 42 、y 42 、z 42 ) And the exit side intersection point 43 (x) 43 、y 43 、z 43 ) The method comprises the steps of carrying out a first treatment on the surface of the The support roller d entrance side intersection point 52 (x 52 、y 52 、z 52 ) And the exit side intersection point 53 (x) 53 、y 53 、z 53 )；
(9) Finding out the designed horizontal distance y between the total axis 10 and the axes 21, 31, 41 and 51 of the supporting roller a, b, c and d Is provided with And the design height difference between the exit side intersection point 43 of the support roller c (the entrance side intersection point 22 of the support roller a) and the entrance side intersection point 52 of the support roller d (or the exit side intersection point 33 of the support roller b) is z Is provided with ；
And (3) calculating a result:
the height difference between the exit side intersection point 43 of the backup roller c and the entrance side intersection point 52 of the backup roller d is set to be equal to the design deviation value: z 43 -z 52 |-z Is provided with ；
The height difference and design deviation value of the support roller a inlet side intersection 22 and the support roller b outlet side intersection 33:
|z 22 -z 33 |-z is provided with ；
The support roller a inlet side intersection 22 and design deviation value: y 22 -y Is provided with |；
The support roller a exit side intersection point 23 and the design deviation value: y 23 -y Is provided with |；
The support roller b inlet side intersection 32 and design deviation value: y 32 -y Is provided with |；
The support roller b exit side intersection 33 and design deviation value: y 33 -y Is provided with |；
The support roller c inlet side intersection point 42 and the design deviation value: y 42 -y Is provided with |；
The support roller c exit side intersection point 43 and the design deviation value: y 43 -y Is provided with |；
The support roller d inlet side intersection point 52 and the design deviation value: y 52 -y Is provided with |；
The exit side intersection 53 of the backup roll d and the design deviation value: y 53 -y Is provided with |。
Remarks: the laser tracker, computer and software used in the present application are all conventional and commonly used in the art (i.e., prior art).
The above embodiments are only illustrative of the preferred embodiments of the present application and are not intended to limit the scope of the present application, and various modifications and improvements made by those skilled in the art to the technical solutions of the present application should fall within the protection scope defined by the claims of the present application without departing from the design spirit of the present application.
Claims (1)
1. A method of measuring a backing roll of a sinter mixer, comprising the steps of:
(1) erecting a laser tracker (9) at a first station erection position (91), performing leveling calibration, and establishing a ground level (6);
(2) the laser tracker is matched with a target ball and a computer, the outer roller surface of the supporting roller c4 is subjected to point taking measurement, the roller surface is matched with computer software to be fitted into a cylinder, the axis (41) of the supporting roller c is found, the side surface of the roller is also subjected to point taking measurement and fitted into a surface, and the intersection point of the axis (41) of the supporting roller c and the side surface of the supporting roller c4 is found as follows: an inlet-side intersection (42) of the backup roll c and an outlet-side intersection (43) of the backup roll c;
(3) carrying out station turning on a laser tracker (9), erecting the laser tracker at a second station erection position (92), leveling, carrying out point taking measurement on the outer surface of a d5 shaft of a support roller by using the laser tracker (9) in cooperation with a target ball and a computer, fitting the laser tracker into a cylinder by using computer software, finding out a d axis (51) of the support roller, carrying out point taking measurement on the side surface of the roller, fitting the roller into a surface, and finding out two intersection points of the d axis (51) of the support roller and the side surface of the support roller d5, wherein the two intersection points are as follows: an inlet-side intersection (52) of the backup roll d and an outlet-side intersection (53) of the backup roll d;
(4) similarly, the laser tracker (9) is turned to stand and respectively erected at a third station erection position (93) and a fourth station erection position (94) for leveling; the laser tracker (9) is matched with a target ball and a computer, performs point measurement on the roller surfaces and the side surfaces of the supporting roller a2 and the supporting roller b3, is matched with computer software to be fitted into a cylinder and a surface, and respectively finds out the intersection points of the axis (21) of the supporting roller a and the axis (31) of the supporting roller b and the side surfaces of the supporting roller a2 and the supporting roller b 3: an inlet-side intersection point (22) of the support roller a, an outlet-side intersection point (23) of the support roller a, an inlet-side intersection point (32) of the support roller b, and an outlet-side intersection point (33) of the support roller b;
(5) fitting the axes (7) of the supporting rollers a and b by using four intersection points of the intersection point (22) of the inlet side of the supporting roller a, the intersection point (23) of the outlet side of the supporting roller a, the intersection point (32) of the inlet side of the supporting roller b and the intersection point (33) of the outlet side of the supporting roller b, and fitting the axes (8) of the supporting rollers c and d in a similar way;
(6) fitting out central line total axes (10) of axes a and b (7) of the support rollers and axes c and d (8) of the support rollers, and finding out a total axis endpoint (101);
(7) establishing a coordinate system: the first element is the total axis end point (101); the second element is the total axis (10), and the third element is the ground level (6);
(8) the following coordinates were extracted from the laser tracker measurement software: the support roller a has an inlet side intersection point (22) (x) 22 、y 22 、z 22 ) An intersection point (23) (x) on the exit side of the support roller a 23 、y 23 、z 23 ) An intersection point (32) (x) of the inlet side of the backup roll b 32 、y 32 、z 32 ) An intersection point (33) (x) of the exit side of the backup roll b 33 、y 33 、z 33 ) The method comprises the steps of carrying out a first treatment on the surface of the Support roller c inlet side intersection point (42) (x 42 、y 42 、z 42 ) And an intersection point (43) (x) of the exit side of the support roller c 43 、y 43 、z 43 ) The method comprises the steps of carrying out a first treatment on the surface of the The support roller d has an inlet side intersection point (52) (x) 52 、y 52 、z 52 ) And an exit side intersection point (53) (x) of the support roller d 53 、y 53 、z 53 ）；
(9) The design horizontal distance y between the total axis (10) and the axes (21, 31), c (41) and d (51) of the supporting roller a and b Is provided with And the design height difference between the intersection point (43) of the outlet side of the support roller c and the intersection point (52) of the inlet side of the support roller d is z Is provided with ；
And (3) calculating a result:
height difference and design deviation value of the exit side intersection point (43) of the support roller c and the entrance side intersection point (52) of the support roller d: z 43 -z 52 |-z Is provided with ；
Height difference and design deviation value of the inlet side intersection point (22) of the support roller a and the outlet side intersection point (33) of the support roller b: z 22 -z 33 |-z Is provided with ；
The intersection point (22) of the inlet side of the supporting roller a and the design deviation value: y 22 -y Is provided with |；
The intersection point (23) of the outlet side of the supporting roller a and the design deviation value: y 23 -y Is provided with |；
The intersection point (32) of the inlet side of the support roller b and the design deviation value: y 32 -y Is provided with |；
The intersection point (33) of the outlet side of the supporting roller b is deviated from the design deviation value: y 33 -y Is provided with |；
The intersection point (42) of the inlet side of the support roller c and the design deviation value: y 42 -y Is provided with |；
The intersection point (43) of the outlet side of the support roller c and the design deviation value: y 43 -y Is provided with |；
The intersection point (52) of the inlet side of the support roller d and the design deviation value: y 52 -y Is provided with |；
The intersection point (53) of the exit side of the support roller d and the design deviation value: y 53 -y Is provided with |。
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210411045.2A CN114777647B (en) | 2022-04-19 | 2022-04-19 | Method for measuring supporting roller of sintering mixer |
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| CN202210411045.2A CN114777647B (en) | 2022-04-19 | 2022-04-19 | Method for measuring supporting roller of sintering mixer |
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| CN114777647B true CN114777647B (en) | 2023-12-12 |
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