CN214200056U - Quick measuring and calibrating device for loop of hot rolled strip steel finishing mill group - Google Patents
Quick measuring and calibrating device for loop of hot rolled strip steel finishing mill group Download PDFInfo
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- CN214200056U CN214200056U CN202023178876.5U CN202023178876U CN214200056U CN 214200056 U CN214200056 U CN 214200056U CN 202023178876 U CN202023178876 U CN 202023178876U CN 214200056 U CN214200056 U CN 214200056U
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- loop
- digital display
- fixed
- rod
- finishing mill
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 238000005098 hot rolling Methods 0.000 claims abstract description 5
- 239000012634 fragment Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 abstract description 12
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000012031 short term test Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a hot rolling strip steel finishing mill unit loop short-term test calibration device, including fixed outrigger, handle, digital display bevel protractor, spirit level, fixed outrigger includes keel pole, end bar, keel pole both ends fixedly connected with end bar, and the handle is fixed on keel pole, and digital display bevel protractor and keel pole mutually perpendicular are fixed, and the spirit level is installed on digital display bevel protractor. The advantages are that: simple structure, easily operating personnel operates, utilizes fixed outrigger to provide stable measuring environment for the digital display angle gauge, through digital display angle gauge direct measurement loop angle, and the operation is swift, marks the precision height, can effectively improve rolling in-process loop device stability, and the non-repair time of being convenient for simultaneously measures at any time and checks loop angle precision, shortens calibration time, improves work efficiency, reduces the incident incidence.
Description
Technical Field
The utility model relates to a hot rolling strip steel finishing mill unit loop short-term test calibration device suitable for slab band rolling mill finishing mill unit.
Background
In the rolling process of the strip tandem mill, the function of a loop between frames of the finish rolling tandem mill is very important, and the loop mainly ensures that the second flow between the frames is equal when threading; the speed of the rolling mill is adjusted in the rolling process, the tension among the racks is constant, steel stacking and pulling are prevented, and the rolling stability is improved. The loop angle of the finishing mill needs to be calibrated after overhauling or replacing electrical elements of the loop every time, the loop angle is ensured to be within a required value, and the loop structure is shown in figure 1. The calibration method for the initial angle of the general rolling loop is mainly characterized in that the initial angle of the rolling loop is judged by visual inspection through experience to calibrate or a measuring scale is adopted, the calibration method has large error and inaccurate calibration value, the measurement in the calibration process of the measuring scale is more complicated, serious potential safety hazard exists in the measurement process, and the operability of calibrating and checking the angle of the rolling loop is lower in the normal steel rolling process.
Disclosure of Invention
For overcoming the not enough of prior art, the utility model aims at providing a hot rolling strip steel finishing mill unit loop short-term test calibration device can accurate swift measurement loop angle, and the operating personnel of being convenient for is to loop angular measurement, demarcation, check, guarantees loop angle precision.
In order to achieve the above object, the utility model discloses a following technical scheme realizes:
the utility model provides a calibration device is measured fast to hot rolling strip steel finishing mill unit loop, includes fixed outrigger, handle, digital display bevel protractor, spirit level, and fixed outrigger includes fossil fragments pole, end bar, fossil fragments pole both ends fixedly connected with end bar, and the handle is fixed on fossil fragments pole, and digital display bevel protractor and fossil fragments pole mutually perpendicular are fixed, and the spirit level is installed on the digital display bevel protractor.
The keel rod and the end rod are both made of square steel tubes; the included angle alpha of the plane connecting the end rod and the keel rod is equal to the included angle beta of the outer side of the loop frame and the central line of the loop frame.
Still include the dead lever, the dead lever is fixed with fossil fragments pole mutually perpendicular in fossil fragments pole center department, and digital display bevel protractor and dead lever are coaxial fixed.
The length of the fixing rod is 150 mm-2000 mm.
The length of the keel rod is 240 mm-300 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the quick measuring and calibrating device for the loop of the hot-rolled strip steel finishing mill unit is simple in structure, easy to operate by operators, capable of providing a stable measuring environment for the digital display angle ruler by utilizing the fixed outer frame, capable of directly measuring the loop angle through the digital display angle ruler, quick to operate, high in calibrating precision, capable of effectively improving stability of the loop device in the rolling process, convenient to measure and check the loop angle precision at any time in non-overhaul time, shortened in calibrating time, improved in working efficiency and reduced in safety accident occurrence rate.
Drawings
FIG. 1 is a schematic view of a loop structure.
In fig. 1: a-the central line b of the loop frame, c of the loop frame, a horizontal line and an included angle between the outer side of the beta frame and the central line of the frame.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a side view of the present invention.
FIG. 5 is a schematic view of the digital display angle ruler.
In fig. 2-5: 1-keel rod 2-end rod 3-digital display angle ruler 4-level 5-handle 6-fixed rod 31-upper board ruler 32-lower board ruler 33-electronic angle measurer 34-locking knob.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings, but it should be noted that the present invention is not limited to the following embodiments.
According to the figures 2-4, the quick measuring and calibrating device for the loop of the hot-rolled strip steel finishing mill set comprises a fixed outer frame, a handle 5, a digital display angle ruler 3 and a level meter 4, wherein the fixed outer frame comprises a keel rod 1 and end rods 2, the end rods 2 are fixedly connected to the two ends of the keel rod 1, the handle 5 is fixed on the keel rod 1, the digital display angle ruler 3 is fixed with the keel rod 1 in a mutually perpendicular mode, and the level meter 4 is installed on the digital display angle ruler 3.
Wherein, the keel rod 1 and the end rod 2 are both made of square steel pipes; the included angle alpha of the plane connecting the end rod 2 and the keel rod 1 is equal to the included angle beta of the outer side of the loop frame and the central line of the loop frame.
The quick measuring and calibrating device for the loop of the hot-rolled strip steel finishing mill unit further comprises a fixing rod 6, the fixing rod 6 is vertically fixed with the keel rod 1 at the center of the keel rod 1, and the digital display angle ruler 3 is coaxially fixed with the fixing rod 6. The length of the fixed rod 6 is 150 mm-2000 mm. The length of the keel rod 1 is 240 mm-300 mm. The length of the end rod 2 is 80 mm-150 mm. Referring to fig. 5, the digital display angle ruler 3 generally comprises two rulers, an electronic angle measurer 33 and a locking knob 34, wherein the two rulers are overlapped up and down and hinged at the end part through the locking knob 34, the electronic angle measurer 33 is fixed at one end of the upper ruler 31, and the lower ruler 32 and the fixing rod 6 are fixed into a whole in a way that the central line of the lower ruler 32 is overlapped with the central line of the fixing rod 6. The level gauge 4 is fixed on the upper plate ruler 31 and used for measuring the horizontal position of the digital display angle ruler 3.
During measurement:
1. the handle 5 is held by hand to insert the end rod 2 along one side of the small section of the loop frame b, and the inserted end rod moves along the large section of the central line a of the loop frame until being tightly clamped and fixed on the loop frame.
2. The upper plate ruler 31 on which the level 4 is mounted is moved downwards until the level 4 shows a horizontal position, i.e. coincides with the horizontal line C.
3. And reading the angle of the digital display angle ruler 3, namely the actual angle value of the loop.
Claims (5)
1. The utility model provides a calibration device is measured fast to hot rolling strip steel finishing mill unit loop, its characterized in that, including fixed outrigger, handle, digital display bevel protractor, spirit level, fixed outrigger includes fossil fragments pole, end bar, fossil fragments pole both ends fixedly connected with end bar, and the handle is fixed on fossil fragments pole, and digital display bevel protractor and fossil fragments pole mutually perpendicular are fixed, and the spirit level is installed on digital display bevel protractor.
2. The quick measuring and calibrating device for the loop of the hot-rolled strip steel finishing mill set according to claim 1, characterized in that the keel rod and the end rod are both made of square steel tubes; the included angle alpha of the plane connecting the end rod and the keel rod is equal to the included angle beta of the outer side of the loop frame and the central line of the loop frame.
3. The quick measuring and calibrating device for the loop of the hot-rolled strip steel finishing mill set as claimed in claim 1, further comprising a fixing rod, wherein the fixing rod is fixed at the center of the keel rod and perpendicular to the keel rod, and the digital display angle ruler is coaxially fixed with the fixing rod.
4. The quick measuring and calibrating device for the loop of the hot strip finishing mill unit according to claim 3, characterized in that the length of the fixing rod is 150 mm-2000 mm.
5. The quick measuring and calibrating device for the loop of the hot strip finishing mill unit according to claim 1, wherein the length of the keel rod is 240 mm-300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023178876.5U CN214200056U (en) | 2020-12-25 | 2020-12-25 | Quick measuring and calibrating device for loop of hot rolled strip steel finishing mill group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023178876.5U CN214200056U (en) | 2020-12-25 | 2020-12-25 | Quick measuring and calibrating device for loop of hot rolled strip steel finishing mill group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214200056U true CN214200056U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023178876.5U Active CN214200056U (en) | 2020-12-25 | 2020-12-25 | Quick measuring and calibrating device for loop of hot rolled strip steel finishing mill group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214200056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918264A (en) * | 2022-07-22 | 2022-08-19 | 太原科技大学 | Strip steel tension-width control method with gain compensator |
-
2020
- 2020-12-25 CN CN202023178876.5U patent/CN214200056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918264A (en) * | 2022-07-22 | 2022-08-19 | 太原科技大学 | Strip steel tension-width control method with gain compensator |
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