CN111690802B - Method for installing and debugging furnace roller of roller-hearth heat treatment furnace - Google Patents
Method for installing and debugging furnace roller of roller-hearth heat treatment furnace Download PDFInfo
- Publication number
- CN111690802B CN111690802B CN202010552288.9A CN202010552288A CN111690802B CN 111690802 B CN111690802 B CN 111690802B CN 202010552288 A CN202010552288 A CN 202010552288A CN 111690802 B CN111690802 B CN 111690802B
- Authority
- CN
- China
- Prior art keywords
- furnace
- roller
- measuring
- rollers
- heat treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 47
- 239000010959 steel Substances 0.000 claims description 47
- 238000005259 measurement Methods 0.000 claims description 17
- 229910052738 indium Inorganic materials 0.000 claims description 14
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 14
- 238000009825 accumulation Methods 0.000 abstract description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0006—Details, accessories not peculiar to any of the following furnaces
- C21D9/0012—Rolls; Roll arrangements
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention provides a method for installing and debugging a furnace roller of a roller-hearth heat treatment furnace, which comprises the following steps of: s01: all furnace rollers are pre-installed on the roller bed frame through bearing blocks. S02: and debugging the horizontal elevations of all the furnace rollers. S03: and adjusting the parallelism between the furnace rollers of all the furnace rollers. S04: and fixing the bearing seats pre-adjusted in the steps with a roller bed frame, and connecting power input ends of all furnace rollers with a power unit. S05: and starting the power unit to drive all furnace rollers to rotate, placing test boards with different specifications on a power input side, a middle position and a fixed side in the width direction of the roller way to operate, recording the offset of the test boards after single operation and repeated reciprocating operation, and adjusting the horizontal elevations of all the furnace rollers and the parallelism between the furnace rollers according to the offset. The method is adopted to install and debug the furnace roller, the installation and debugging speed is high, the error accumulation can be effectively avoided, and the installation precision of the furnace roller is improved.
Description
Technical Field
The invention relates to the field of installation of mechanical equipment of a heat treatment furnace, in particular to an installation and debugging method of a furnace roller of a roller-hearth heat treatment furnace for heat treatment of aluminum alloy medium-thickness plates.
Background
With the development of science and technology, aluminum alloy is widely used as a high-strength light metal, so that the demand for producing high-quality aluminum alloy plates is increasing. The heat treatment of the aluminum alloy plate can be completed in an aluminum alloy plate roller hearth type heat treatment furnace at present, a heat-resistant stainless steel furnace roller is adopted in the roller hearth type heat treatment furnace to bear and convey the aluminum plate, and in order to ensure the conveying precision, the parallelism, the level and the like of the furnace roller in the furnace need to be adjusted before the roller hearth type heat treatment furnace is put into use.
Disclosure of Invention
Technical problem to be solved
The invention relates to a method for installing and debugging a furnace roller of a roller-hearth heat treatment furnace, which solves the problems of low installation precision and high installation difficulty of the furnace roller of the roller-hearth heat treatment furnace in the prior art.
Disclosure of the invention
Aiming at the defects in the prior art, the invention provides a method for installing and debugging a furnace roller of a roller-hearth heat treatment furnace, which has the following specific technical scheme:
a method for installing and debugging furnace rollers of a roller-hearth heat treatment furnace comprises the following steps: s01: pre-mounting all furnace rollers on a roller bed frame through bearing blocks; s02: measuring the horizontal elevations of all furnace rollers by using a horizontal elevation measuring device, and adjusting the horizontal elevations of all furnace rollers according to the measuring result; s03: measuring the parallelism among the furnace rollers of all the furnace rollers by using a device for measuring the parallelism among the furnace rollers, and adjusting the parallelism among the furnace rollers of all the furnace rollers according to the measurement result; s04: fixing the bearing seats pre-adjusted in the steps with a roller bed frame, and connecting power input ends of all furnace rollers with a power unit; s05: starting a power unit to drive all furnace rollers to rotate, placing test boards with different specifications on a power input side, a middle position and a fixed side in the width direction of a roller way to operate, recording the offset of the test boards after single operation and repeated reciprocating operation, and adjusting the horizontal elevations of all the furnace rollers and the parallelism among the furnace rollers according to the offset;
and in the step S05, when the offset of the test board in single operation is less than or equal to 20mm and the offset of the test board in repeated reciprocating continuous operation for 4-6 h is less than or equal to 200mm, the furnace roller is considered to be installed and debugged.
Further, step S02 is: selecting A, B two points at the shaft end of each furnace roller as measuring points, and measuring the horizontal elevation H of the furnace roller at each measuring point by using a horizontal elevation measuring devicenSelecting the highest point H of the horizontal elevationmaxThe measuring point of (2) is an installation reference point, and the difference value delta H between the horizontal elevation at the measuring point and the horizontal elevation at the installation reference point is defined as Hmax-HnThe delta H is the adjusting value of the horizontal elevation at the measuring point;
adding one or more gaskets at the bottom of the bearing seat on the side where the measuring point is located according to the size of the delta H, so that the horizontal elevation at the measuring point is the same as the horizontal elevation at the mounting reference point; wherein the thickness of the gasket is more than or equal to 0.05 mm.
Further, for each furnace roller: the distance between the measurement point A and the furnace roller end at the side of the measurement point A is 100-1000 mm; the distance between the measurement point B and the furnace roller end on the side where the measurement point B is located is 100-1000 mm; the A measuring point and the B measuring point are symmetrical relative to the central line of the roller way.
Preferably, the horizontal elevation measuring device comprises an indium steel ruler and an electronic digital display level gauge; the indium steel ruler is provided with a leveling vapor bubble, the indium steel ruler is placed at a measuring point of a furnace roller to be tested at present, and the leveling vapor bubble is arranged in the middle; the electronic digital display level is erected on the open ground, the electronic digital display level is in opposite incidence on the indium steel ruler, and the numerical value displayed by the electronic digital display level is the horizontal elevation of the measuring point; the measurement precision of the electronic digital display level gauge is +/-0.01 mm.
Preferably, the furnace roller parallelism measuring device adopted in the step S03 includes an inside micrometer, a swing link, a flange, a shaft sleeve, a steel wire and an information prompting device; the two sides of the flange are respectively fixed with a shaft sleeve and a swing rod, and the inner diameter type micrometer is fixed at the other side of the swing rod connected with the flange; the shaft sleeve is sleeved on the shaft end of the furnace roller and can synchronously rotate with the furnace roller; the steel wire is pulled on one side of a furnace roller way of the heat treatment furnace and is parallel to the central line of the roller way; two ends of the information prompting device are respectively electrically connected with the steel wire and the inner diameter type micrometer through electric wires; when the inside diameter micrometer contacts with the steel wire, the information prompting device, the steel wire and the inside diameter micrometer form an electric loop, and the information prompting device sends out a signal for prompting.
Further, the concrete process of adopting the parallelism measuring device between the furnace rollers to debug the parallelism between the furnace rollers is as follows:
adjusting the contact of the inside diameter micrometer and the steel wire, sending a signal prompt by an information prompt device, and recording the reading of the inside diameter micrometer as L1;
rotating the furnace roller by 180 degrees, adjusting the inside diameter micrometer to be in contact with the steel wire, sending a signal prompt by an information prompt device, recording the reading of the inside diameter micrometer as L2, and setting the Delta L as L1-L2;
and according to the value of the delta L, moving the bearing seat at the non-measuring end of the measuring furnace roller to the side with larger reading along the longitudinal direction of the roller bed frame by jackscrews arranged at two sides of the bearing seat, wherein the moving distance is half of the difference delta L, and finally, after adjustment, the delta L is ensured to be less than or equal to 0.05 mm.
Preferably, the mounting plates are symmetrically arranged on two sides of the bearing seat, the mounting plates are perpendicular to the roller bed frame and fixed with the roller bed frame, the jackscrew is perpendicular to the mounting plates, one end of the jackscrew is screwed on the mounting plates, and the other end of the jackscrew is abutted to the bearing seat.
Preferably, the thickness of the test plate adopted in the step S05 is 4-260 mm, the width is 1000-4000 mm, and the length is 1000-8000 mm.
Preferably, the running speed of the test board in the step S05 is 0.05-60 m/min.
(III) advantageous effects
The invention has the beneficial effects that:
by adopting the method for installing and debugging the furnace rollers of the roller hearth type heat treatment furnace, the horizontal elevation of each furnace roller is directly measured through the elevation measuring device, and is adjusted, the installation and debugging speed is high, the error accumulation can be effectively avoided, and the consistency of the whole horizontal elevation of the roller bed is improved.
The parallelism between the furnace rollers of each furnace roller is respectively measured through the furnace roller parallelism measuring device, and the parallelism between the furnace rollers of each furnace roller is respectively adjusted, so that the error accumulation can be effectively avoided, and the installation and debugging speed is high.
The test board of different specifications is placed in the different positions operation of the good roll table of preliminary debugging, and the offset of surveying the test board after single operation and the reciprocal operation many times is surveyed in the record, adjusts the horizontal elevation of stove roller and the depth of parallelism between the stove roller according to the offset, can effectually avoid surveying the off tracking of survey the test board when operation on the roll table and hit the wall, has improved the installation and debugging precision of stove roller.
Drawings
FIG. 1: the installation and debugging flow chart of the furnace roller of the roller hearth type heat treatment furnace provided by the specific embodiment;
FIG. 2: in the specific embodiment, the furnace roller horizontal elevation adjustment schematic diagram of the roller hearth type heat treatment furnace is shown;
FIG. 3: a schematic diagram of a parallelism adjusting device between furnace rollers of a roller-hearth heat treatment furnace in a specific embodiment;
FIG. 4: a schematic view of adjusting parallelism between furnace rollers of a roller hearth heat treatment furnace according to the first embodiment;
FIG. 5: a furnace roller parallelism adjusting schematic diagram of a roller hearth heat treatment furnace according to the following second embodiment;
FIG. 6: a schematic diagram of a roller path of a roller hearth heat treatment furnace in a specific embodiment;
[ reference numerals ]
1. A furnace roller; 2. a bearing seat; 3. a bolt; 4. carrying out top thread; 5. mounting a plate; 6. a gasket; 7. an indium steel ruler; 8. an electronic digital display level gauge; 9. a steel wire; 10. a universal meter; 11. an electric wire; 12. a, measuring points; 13. an inside micrometer; 14. a screw; 15. a fixed tube; 16. a swing rod; 17. a flange; 18. b, measuring points; 19. a shaft sleeve; 20. a pin; 21. the central line of the roller way; 22. an LED flashlight; 23. a roller bed frame; 24. a test board; 25. and a power unit.
Detailed Description
The following detailed description of specific embodiments of the invention refers to the accompanying drawings.
Example one
Referring to fig. 1 to 6, in the present embodiment, a method for installing and debugging a furnace roller of a roller hearth heat treatment furnace is provided, which includes the following steps:
s01: all furnace rollers 1 are pre-installed on a roller way frame 23 through bearing blocks 2;
s02: measuring the horizontal elevations of all furnace rollers 1 by using a horizontal elevation measuring device, and adjusting the horizontal elevations of all furnace rollers 1 according to the measuring result;
s03: measuring the parallelism among the furnace rollers of all the furnace rollers 1 by using a device for measuring the parallelism among the furnace rollers, and adjusting the parallelism among the furnace rollers of all the furnace rollers 1 according to the measurement result;
s04: fixing the bearing seats 2 pre-adjusted in the steps with the roller bed frame 23, and connecting the power input ends of all the furnace rollers 1 with the power unit 25;
s05: and starting the power unit 25 to drive all the furnace rollers 1 to rotate, placing the test boards 24 with different specifications on the power input side, the middle position and the fixed side in the width direction of the roller way to operate, recording the offset of the test boards 24 after single operation and repeated reciprocating operation, and adjusting the horizontal elevations of all the furnace rollers 1 and the parallelism among the furnace rollers according to the offset.
The debugging process of the step S02 on the horizontal elevations of all the furnace rollers 1 specifically comprises the following steps: respectively selecting A, B two points at the shaft end of each furnace roller 1 as measuring points, and respectively measuring the horizontal elevation H of the measuring point of each furnace roller A, B by a horizontal elevation measuring devicenSelecting the highest point H of the horizontal elevationmaxThe measuring point of (2) is an installation reference point and is in horizontal elevation value H with other measuring pointsnBy subtraction, i.e. Δ Hn＝Hmax-HnAnd the difference is the level of the measuring point to be adjusted. The specific adjustment mode is as follows: the level at the measuring point is made the same as the level at the installation foundation point by adding one or more shims 6 under the bearing block 2 on the side of the measuring point. Wherein, the thinnest of gasket 6 is 0.05mm, so the adjustment precision can reach +/-0.05 mm. Through the horizontal elevation of each stove roller 1 of horizontal elevation measuring device direct measurement to adjust the horizontal elevation of each stove roller 1, the installation and debugging is fast, and can effectively avoid the error accumulation, improves the whole horizontal elevation uniformity of roll table.
Preferably, for all furnace rollers 1, the A measuring point 12 is selected within the range of 100-1000 mm from the shaft end of the furnace roller 1 on the side of the A measuring point 12, the B measuring point 18 is selected within the range of 100-1000 mm from the shaft end of the furnace roller 1 on the side of the B measuring point 18, and the A measuring point 12 and the B measuring point 18 are symmetrical relative to the central line 21 of the roller way.
Specifically, the horizontal elevation measuring device adopted in step S02 includes an indium steel ruler 7 and an electronic digital display level 8, wherein the indium steel ruler 7 is provided with a leveling bubble, the indium steel ruler 7 is placed at a current testing point for measuring the furnace roller 1, and the leveling bubble is ensured to be in a middle position, and the lower end surface of the indium steel ruler 7 is tangent to the furnace roller 1. And (3) placing the electronic digital display level gauge 8 on the air ground, adjusting the electronic digital display level gauge 8 to be in opposite incidence on the indium steel ruler 7, wherein the numerical value displayed by the electronic digital display level gauge 8 is the horizontal elevation of the current measuring point of the furnace roller 1. Wherein, the measurement accuracy of the electronic digital display level gauge 8 is +/-0.01 mm, the measurement accuracy is high, and the measurement error is effectively avoided.
The furnace roller parallelism measuring device adopted in the step S03 comprises an inner diameter type micrometer 13, a swing rod 16, a flange 17, a shaft sleeve 19, a steel wire 9 and an information prompting device. The shaft sleeve 19 and the swing rod 16 are respectively fixed on two sides of the flange 17, the inner diameter micrometer 13 is fixed on the other side of the swing rod 16 connected with the flange 17, and the shaft sleeve 19 is sleeved on the shaft end of the furnace roller 1 and can synchronously rotate with the furnace roller 1. The steel wire 9 is drawn at one side of the furnace roller way of the heat treatment furnace and is parallel to the central line 21 of the roller way. The both ends of information suggestion device pass through electric wire 11 and steel wire 9 and internal diameter formula micrometer 13 electric connection, adjust internal diameter formula micrometer 13 and steel wire 9 contact, and information suggestion device, steel wire 9 and internal diameter formula micrometer 13 constitute an electric circuit, and information suggestion device signals and reminds.
The specific process of adopting the parallelism measuring device between the furnace rollers to adjust the parallelism between the furnace rollers comprises the following steps: when the inner diameter type micrometer 13 is adjusted to be in contact with the steel wire 9, the information prompting device sends out signal prompt, and at the moment, the reading of the inner diameter type micrometer 13 is manually recorded as L1;
rotating the furnace roller 1 by 180 degrees, adjusting the inside diameter micrometer 13 to be in contact with the steel wire 9, sending a signal prompt by an information prompt device, recording the reading of the inside diameter micrometer 13 as L2 again, and setting the L-equal to L1-L2;
according to the value of the delta L, the bearing seat 2 at the non-measuring end of the current measuring furnace roller 1 is moved to the side with larger reading along the longitudinal direction of the roller bed frame 23 by the jackscrews 4 arranged at the two sides of the bearing seat 2, the moving distance is half of the difference delta L, and the delta L is ensured to be less than or equal to 0.05mm after final adjustment.
The parallelism between the furnace rollers of each furnace roller 1 is respectively measured through the furnace roller parallelism measuring device, and the parallelism between the furnace rollers of each furnace roller 1 is respectively adjusted, so that the adjustment precision of the parallelism between the furnace rollers can reach +/-0.05 mm, the error accumulation can be effectively avoided, and the installation and debugging speed is high. The measuring precision of the inside diameter micrometer can reach +/-0.01 mm, so that the measuring error is effectively avoided, and the mounting precision of the parallelism between the furnace rollers is further improved.
Preferably, referring to fig. 3, the mounting plates 5 are symmetrically arranged on two sides of the bearing seat 2, the mounting plates 5 are perpendicular to the roller frame 23 and fixed with the roller frame 23, the jackscrew 4 is perpendicular to the mounting plates 5 and is screwed on the mounting plates 5 at one end, and the other end of the jackscrew 4 abuts against the bearing seat 2. Wherein the adjustable distance of the jackscrew 4 is 0.05-5 mm. In the process of adjusting the parallelism between the furnace rollers, the adjusting distance can be controlled, and the parallelism between the furnace rollers of the furnace roller 1 is further ensured.
Preferably, the installation height of the steel wire 9 is 200-500 mm higher than the horizontal height of the furnace roller 1, and the steel wire is installed on the furnace roller way side of the heat treatment furnace where the furnace roller 1 extends.
Preferably, the length of the oscillating bar 16 is 1200-2000 m, the oscillating bar 16 and the central line of the furnace roller form a certain angle and are fixed on the flange 17, and the specific installation angle is 15-35 degrees.
Preferably, a fixed pipe 15 is fixed on the other side of the swing rod 16 connected with the flange 17, the fixed pipe is parallel to the furnace roller 1, and the inside micrometer 13 is inserted into the fixed pipe 15 and fixed through a screw 14.
Preferably, the shaft sleeve 19 and the furnace roller 1 are axially and radially fixed by pins 20, and correspondingly, a through pin hole for inserting the pin 20 is opened on the outer periphery of the shaft sleeve 19. The inside diameter micrometer 13 and the furnace roller 1 can be effectively ensured to synchronously rotate, and the parallelism of the furnace roller 1 can be directly measured, so that the measuring result is more accurate.
Preferably, the thickness of the test board 24 selected in step S05 is 4-260 mm, the width is 1000-4000 mm, and the length is 1000-8000 mm.
Preferably, the running speed of the test board 24 in step S05 is 0.05-60 m/min.
Preferably, after the step S05, when the offset of a test board 24 with different specifications in a single operation is less than or equal to 20mm and the offset of the test board in a repeated operation for 4-6 hours is less than or equal to 200mm, the furnace roller 1 is considered to be debugged.
The test board 24 with different specifications is placed at different positions of a pre-debugged roller way to run, the offset of the test board 24 after single running and repeated reciprocating running is recorded, and the horizontal elevation of the furnace roller 1 and the parallelism between the furnace rollers are adjusted according to the offset. Further improves the horizontal elevation of the furnace rollers 1 and the installation precision of the parallelism between the furnace rollers, ensures the normal operation of the test board 24 on the roller way, and does not deviate and hit the wall.
In this embodiment, referring to fig. 4, in this embodiment, the light prompting device, specifically, the LED flashlight 22 is selected as the information prompting device, the anode of the LED flashlight 22 is connected to the steel wire 9 through the wire 11, and the cathode of the LED flashlight 22 is connected to the inside micrometer 13 through the wire 11. The specific use mode is as follows: in the moment of contact between the inner diameter type micrometer 13 and the steel wire 9, the LED flashlight 22, the steel wire 9 and the inner diameter type micrometer 13 form a group of electric loops, the LED flashlight 22 sends a light signal to remind, and after receiving the light signal to remind, installation and debugging personnel stop adjusting the inner diameter type micrometer 13 and read the reading of the inner diameter type micrometer 13. The LED flashlight 22 sends out light signal when the inside diameter micrometer 13 contacts the steel wire 9 to remind, and installation and debugging personnel immediately stop adjusting the inside diameter micrometer, so that the test result is more accurate, and human errors are effectively avoided.
Example two
Different from the first embodiment, see fig. 5, information suggestion device chooses for use sound suggestion device in this embodiment, specifically is universal meter 10, transfers universal meter 10 to the shelves of buzzing, and universal meter 10's black pen-shape metre passes through electric wire 11 to be connected with steel wire 9, and red pen-shape metre passes through electric wire 11 to be connected with internal diameter type micrometer 13. The specific use mode is as follows: adjust internal diameter formula micrometer 13 and steel wire 9 contact, multimeter 10, steel wire 9 and internal diameter formula micrometer 13 constitute a set of electric return circuit, and multimeter 10 sends voice signal and reminds, and installation and debugging personnel receive voice signal and remind the back, stop adjusting internal diameter formula micrometer 13 and read internal diameter formula micrometer 13's reading. Multimeter 10 sends speech signal when the contact of inside diameter micrometer 13 and steel wire 9 reminds, and installation and debugging personnel stop adjusting inside diameter micrometer 13 immediately for the test result is more accurate, has avoided human error effectively.
It can be known from the first and second embodiments that the information prompting device is not limited to the LED flashlight 22 of the light prompting device, but is also a buzzer of the multimeter 10 used in the voice prompting device. Other embodiments for reminding installation and debugging personnel to stop adjusting the inside diameter micrometer 13 are within the protection scope of the invention as long as the inside diameter micrometer 13 can send out signal reminding when in contact with the steel wire 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept within the technical scope of the present invention.
Claims (9)
1. A method for installing and debugging furnace rollers of a roller-hearth heat treatment furnace is characterized by comprising the following steps:
s01: pre-mounting all furnace rollers on a roller bed frame through bearing blocks;
s02: measuring the horizontal elevations of all furnace rollers by using a horizontal elevation measuring device, and adjusting the horizontal elevations of all furnace rollers according to the measuring result;
s03: measuring the parallelism among the furnace rollers of all the furnace rollers by using a device for measuring the parallelism among the furnace rollers, and adjusting the parallelism among the furnace rollers of all the furnace rollers according to the measurement result;
s04: fixing the bearing seats pre-adjusted in the steps with a roller bed frame, and connecting power input ends of all furnace rollers with a power unit;
s05: starting a power unit to drive all furnace rollers to rotate, placing test boards with different specifications on a power input side, a middle position and a fixed side in the width direction of a roller way to operate, recording the offset of the test boards after single operation and repeated reciprocating operation, and adjusting the horizontal elevations of all the furnace rollers and the parallelism among the furnace rollers according to the offset;
and in the step S05, when the offset of the test in single operation is less than or equal to 20mm and the offset of the test board in repeated reciprocating continuous operation for 4-6 h is less than or equal to 200mm, the furnace roller is considered to be installed and debugged.
2. The method for mounting and adjusting the furnace roller of the roller hearth heat treatment furnace according to claim 1, wherein the step S02 is:
selecting A, B two points at the shaft end of each furnace roller as measuring points, and measuring the horizontal elevation H of the furnace roller at each measuring point by using a horizontal elevation measuring devicenSelecting the highest point H of the horizontal elevationmaxThe measuring point of (2) is an installation reference point, and the difference value delta H between the horizontal elevation at the measuring point and the horizontal elevation at the installation reference point is defined as Hmax-HnThe delta H is the adjusting value of the horizontal elevation at the measuring point;
adding one or more gaskets at the bottom of the bearing seat on the side where the measuring point is located according to the size of the delta H, so that the horizontal elevation at the measuring point is the same as the horizontal elevation at the mounting reference point;
the thickness of the gasket is more than or equal to 0.05 mm.
3. The method for mounting and adjusting the furnace rollers of the roller hearth heat treatment furnace according to claim 2, wherein for each furnace roller:
the distance between the measurement point A and the furnace roller end at the side of the measurement point A is 100-1000 mm;
the distance between the measurement point B and the furnace roller end on the side where the measurement point B is located is 100-1000 mm;
the A measuring point and the B measuring point are symmetrical relative to the central line of the roller way.
4. The method for installing and debugging the furnace roller of the roller hearth heat treatment furnace according to claim 2, wherein the horizontal elevation measuring device comprises an indium steel ruler and an electronic digital display level gauge;
the indium steel ruler is provided with a leveling vapor bubble, the indium steel ruler is placed at a measuring point of a furnace roller to be tested at present, and the leveling vapor bubble is arranged in the middle;
the electronic digital display level is erected on the air and ground, the electronic digital display level is in opposite incidence on the indium steel ruler, and the numerical value displayed by the electronic digital display level is the horizontal elevation of the measuring point;
the measurement accuracy of the electronic digital display level is +/-0.01 mm.
5. The method for installing and debugging the furnace rollers of the roller hearth heat treatment furnace according to claim 1, wherein the furnace roller parallelism measuring device adopted in the step S03 comprises an internal diameter micrometer, a swing rod, a flange, a shaft sleeve, a steel wire and an information prompting device;
the inner diameter type micrometer is fixed on the other side of the swing rod connected with the flange;
the shaft sleeve is sleeved on the shaft end of the furnace roller and can synchronously rotate with the furnace roller;
the steel wire is pulled on one side of a furnace roller way of the heat treatment furnace and is parallel to the central line of the roller way;
two ends of the information prompting device are respectively electrically connected with the steel wire and the inner diameter type micrometer through electric wires;
when the inside micrometer is in contact with the steel wire, the information prompting device, the steel wire and the inside micrometer form an electric loop, and the information prompting device sends out a signal for prompting.
6. The method for installing and debugging the furnace rollers of the roller hearth heat treatment furnace according to claim 5, wherein the specific process of debugging the parallelism among the furnace rollers by adopting the device for measuring the parallelism among the furnace rollers comprises the following steps:
when the inside diameter micrometer is adjusted to be in contact with the steel wire, the information prompting device sends out a signal prompt, and the reading of the inside diameter micrometer is manually recorded as L1;
rotating the furnace roller by 180 degrees, adjusting the inside diameter micrometer to be in contact with the steel wire, sending a signal prompt by the information prompt device, recording the reading of the inside diameter micrometer as L2, and setting the L-equal to L1-L2;
and according to the value of the delta L, moving the bearing seat at the non-measuring end of the measuring furnace roller to the side with larger reading along the longitudinal direction of the roller bed frame by jackscrews arranged at two sides of the bearing seat, wherein the moving distance is half of the difference delta L, and finally, after adjustment, the delta L is ensured to be less than or equal to 0.05 mm.
7. The method for installing and debugging the furnace roller of the roller hearth heat treatment furnace according to claim 6, wherein mounting plates are symmetrically arranged on two sides of the bearing seat, the mounting plates are perpendicular to the roller bed frame and are fixed with the roller bed frame, the jackscrew is perpendicular to the mounting plates, one end of the jackscrew is screwed on the mounting plates, and the other end of the jackscrew is abutted to the bearing seat; the mounting plates are symmetrically arranged on the roller bed frames on two sides of the bearing seat.
8. The method for mounting and adjusting the furnace roller of the roller hearth heat treatment furnace according to claim 1, wherein the thickness of the test plate used in the step S05 is 4 to 260mm, the width is 1000 to 4000mm, and the length is 1000 to 8000 mm.
9. The method for mounting and adjusting the furnace roller of the roller hearth heat treatment furnace according to claim 8, wherein the test board is operated at a speed of 0.05 to 60m/min in step S05.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552288.9A CN111690802B (en) | 2020-06-17 | 2020-06-17 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552288.9A CN111690802B (en) | 2020-06-17 | 2020-06-17 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111690802A CN111690802A (en) | 2020-09-22 |
| CN111690802B true CN111690802B (en) | 2021-11-09 |
Family
ID=72481415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010552288.9A Active CN111690802B (en) | 2020-06-17 | 2020-06-17 | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111690802B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112296133B (en) * | 2020-11-19 | 2022-08-09 | 东台市德源不锈钢制品有限公司 | Leveling machine capable of leveling |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4091542A (en) * | 1976-05-07 | 1978-05-30 | Concast Ag | Measuring apparatus for determining the position of the roller apron of a continuous casting installation |
| FR2606137A1 (en) * | 1986-10-30 | 1988-05-06 | Clecim Sa | METHOD AND DEVICE FOR VERIFYING ROLL ALIGNMENT OF A CONTINUOUS CASTING PLANT |
| JPH033727A (en) * | 1989-05-29 | 1991-01-09 | Rohm Co Ltd | Transfer and positioning mechanism for hoop frame |
| CN201266069Y (en) * | 2008-08-08 | 2009-07-01 | 河北省安装工程公司 | Roller installation axes positioning and measuring apparatus for multi-roller system |
| CN102410803A (en) * | 2010-09-26 | 2012-04-11 | 上海梅山钢铁股份有限公司 | Two roller parallelism measuring instrument and measuring method |
| CN104368609A (en) * | 2014-11-07 | 2015-02-25 | 中国一冶集团有限公司 | Alignment device and alignment method for loop swing door carrier roller |
| CN104567670A (en) * | 2014-12-15 | 2015-04-29 | 北京首钢建设集团有限公司 | Mounting and detection method of multi-roll mill |
| CN204854603U (en) * | 2015-08-07 | 2015-12-09 | 贵州航瑞科技有限公司 | Axiality inspection measuring tool |
| CN106834643A (en) * | 2016-12-28 | 2017-06-13 | 中冶天工集团天津有限公司 | Roller hearth heat-treated furnace conveying roller installation accuracy control method |
| CN107514967A (en) * | 2016-06-16 | 2017-12-26 | 中冶宝钢技术服务有限公司 | A kind of annealing furnace roller water detection quadratic method |
| CN108036702A (en) * | 2017-12-27 | 2018-05-15 | 苏州臻嘉辰精密机械有限公司 | A kind of measuring for verticality equipment |
| CN108369093A (en) * | 2016-01-20 | 2018-08-03 | 三菱重工业株式会社 | Gap measuring apparatus and gap measuring method |
| KR20190036023A (en) * | 2017-09-27 | 2019-04-04 | 주식회사 대화산기 | Centering array apparatus of carcass for tire |
| CN209416257U (en) * | 2019-03-23 | 2019-09-20 | 佛山市崇源机械有限公司 | A kind of deflector roll parallelism detection tool |
| CN110940258A (en) * | 2019-12-18 | 2020-03-31 | 江苏擎邦机械有限公司 | Main shaft coaxiality detection device for key strip type air-expanding shaft |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4041205A1 (en) * | 1990-12-21 | 1992-06-25 | Schloemann Siemag Ag | Hot rolling of strip from thin cast sections |
| CN108592755A (en) * | 2018-04-27 | 2018-09-28 | 安徽华茂纺织股份有限公司 | Pinning frame cradle roller positioning rule composition error calibration equipment and method of calibration |
| CN108728630B (en) * | 2018-04-28 | 2019-10-29 | 首钢京唐钢铁联合有限责任公司 | A kind of method and device avoiding strip running deviation |
-
2020
- 2020-06-17 CN CN202010552288.9A patent/CN111690802B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4091542A (en) * | 1976-05-07 | 1978-05-30 | Concast Ag | Measuring apparatus for determining the position of the roller apron of a continuous casting installation |
| FR2606137A1 (en) * | 1986-10-30 | 1988-05-06 | Clecim Sa | METHOD AND DEVICE FOR VERIFYING ROLL ALIGNMENT OF A CONTINUOUS CASTING PLANT |
| JPH033727A (en) * | 1989-05-29 | 1991-01-09 | Rohm Co Ltd | Transfer and positioning mechanism for hoop frame |
| CN201266069Y (en) * | 2008-08-08 | 2009-07-01 | 河北省安装工程公司 | Roller installation axes positioning and measuring apparatus for multi-roller system |
| CN102410803A (en) * | 2010-09-26 | 2012-04-11 | 上海梅山钢铁股份有限公司 | Two roller parallelism measuring instrument and measuring method |
| CN104368609A (en) * | 2014-11-07 | 2015-02-25 | 中国一冶集团有限公司 | Alignment device and alignment method for loop swing door carrier roller |
| CN104567670A (en) * | 2014-12-15 | 2015-04-29 | 北京首钢建设集团有限公司 | Mounting and detection method of multi-roll mill |
| CN204854603U (en) * | 2015-08-07 | 2015-12-09 | 贵州航瑞科技有限公司 | Axiality inspection measuring tool |
| CN108369093A (en) * | 2016-01-20 | 2018-08-03 | 三菱重工业株式会社 | Gap measuring apparatus and gap measuring method |
| CN107514967A (en) * | 2016-06-16 | 2017-12-26 | 中冶宝钢技术服务有限公司 | A kind of annealing furnace roller water detection quadratic method |
| CN106834643A (en) * | 2016-12-28 | 2017-06-13 | 中冶天工集团天津有限公司 | Roller hearth heat-treated furnace conveying roller installation accuracy control method |
| KR20190036023A (en) * | 2017-09-27 | 2019-04-04 | 주식회사 대화산기 | Centering array apparatus of carcass for tire |
| CN108036702A (en) * | 2017-12-27 | 2018-05-15 | 苏州臻嘉辰精密机械有限公司 | A kind of measuring for verticality equipment |
| CN209416257U (en) * | 2019-03-23 | 2019-09-20 | 佛山市崇源机械有限公司 | A kind of deflector roll parallelism detection tool |
| CN110940258A (en) * | 2019-12-18 | 2020-03-31 | 江苏擎邦机械有限公司 | Main shaft coaxiality detection device for key strip type air-expanding shaft |
Non-Patent Citations (5)
| Title |
|---|
| 1750mm五机架六辊连轧机安装监理的质量控制;孙智强;《设备监理》;20131110(第06期);44-48+57 * |
| Semi-automatic determination of the parallelism of rollers in the aluminium factory TLM-Sibenik;Solaric, N 等;《SURVEY REVIEW》;20040731;第37卷(第293期);577-588 * |
| 中厚板厂制造执行系统的设计;赵大东等;《轧钢》;20091015(第05期);69-72 * |
| 冷轧厂辊子安装精度对生产线影响及辊子测量方法探究;薛红金;《科技资讯》;20130903(第25期);94 * |
| 退火炉辊道安装精度控制技术;徐丽玲等;《安装》;20150715(第07期);32-34 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111690802A (en) | 2020-09-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100516875C (en) | Apparatus for testing cement-based material deformation under multiple environmental conditions | |
| US5005423A (en) | Crack growth rate measuring instrument | |
| CN203396314U (en) | Rope-pulling type displacement meter calibration device | |
| CN102032850A (en) | Device and method for measuring diameters of internal and external raceways of wind power bearing | |
| CN111690802B (en) | Method for installing and debugging furnace roller of roller-hearth heat treatment furnace | |
| CN106885584A (en) | Inclinometer composition error test device and measuring method | |
| CN210981108U (en) | Internal spline tooth top circle diameter inspection fixture | |
| CN108313327A (en) | Steering engine integrated tester | |
| CN108120403A (en) | A kind of glacing flatness ruler verifying bench device and its application method | |
| CN216283307U (en) | Warping degree detection device | |
| CN2639842Y (en) | Crank shaft measuring tool | |
| CN201555539U (en) | Air valve check tool | |
| CN111024131B (en) | Calibration method for horizontal reference mirror | |
| CN210893341U (en) | Calibration device for flow testing tool of electromagnetic flowmeter | |
| CN116046594B (en) | Non-contact type material testing machine displacement rate calibration method | |
| CN113984279A (en) | Batch full-automatic calibration method for pointer type pressure gauges | |
| CN220063730U (en) | Non-contact type material testing machine displacement rate calibrating device | |
| CN212227965U (en) | Furnace roller parallelism debugging system of roller-hearth heat treatment furnace | |
| CN111121734A (en) | Device and method for measuring deformation of inertial equipment mounting base | |
| CN206891361U (en) | A kind of cylinder linearity testing apparatus | |
| CN220063731U (en) | Novel dual-purpose material testing machine displacement rate calibration device | |
| CN106767932B (en) | Level i angle detection device and detection method | |
| CN206300585U (en) | One kind is for the measurement of deformation contactor contact travel and position regulator | |
| CN220231975U (en) | Quick detection device of ultrasonic micro-distance sensor | |
| CN212907074U (en) | Magnetic head support elasticity testing arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |