CN110328247A - The device of temperature is mended to composite metal plate in rolling and mends warm method - Google Patents
The device of temperature is mended to composite metal plate in rolling and mends warm method Download PDFInfo
- Publication number
- CN110328247A CN110328247A CN201910342350.9A CN201910342350A CN110328247A CN 110328247 A CN110328247 A CN 110328247A CN 201910342350 A CN201910342350 A CN 201910342350A CN 110328247 A CN110328247 A CN 110328247A
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- China
- Prior art keywords
- temperature
- pinch roller
- metal composite
- slab
- composite slab
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/006—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/004—Heating the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radiation Pyrometers (AREA)
Abstract
The device of temperature is mended to composite metal plate in rolling and mends warm method, belong to Metal Forming field, it is characterized in that mending warm device is that position is equipped with upper and lower pinch roller in front of upper and lower roll, the first, second infrared radiation thermometer is installed respectively before and after top pinch roll, the positive and negative anodes of the pulse power are connect with upper and lower pinch roller respectively；It is as follows to mend warm method implementation steps: when 1. metal composite slabs are transported to position in front of top pinch roll, slab being monitored by the first infrared radiation thermometer, monitoring data are fed back into computer；2. after slab touches upper and lower pinch roller, the current loop that the positive and negative anodes of high power pulsed source are formed between upper and lower pinch roller and slab respectively is connected, board briquette increases, and by calculating the voltage for adjusting power supply, pulsewidth, frequency, slab is made to reach rolling preset temperature；3. monitoring board briquette by the second infrared radiation thermometer after top pinch roll, and by data feedback to computer.Advantage is that the benefit temperature apparatus structure is simple, and energy consumption is small, high-efficient.
Description
Technical field
The invention belongs to Metal Forming fields, and in particular to mend the device of temperature to composite metal plate in rolling and mend temperature
Method.
Technical background
With the continuous improvement of China's economic level and national comprehensive strength, requirement of the various industries to metal material performance
It is continuously improved, single metal material, alloy material have been difficult the requirement for meeting modern production to material property, more metals
Composite material is the strip that one or more metals are added on one layer of metal, can play the respective advantage of metal material,
It realizes the allocation optimum of each metal material resource, saves precious metal material, realize the unappeasable performance requirement of single metal.
Composite metal plate has higher specific strength, wearability, corrosion-resistant and high temperature resistance, is a kind of with high-performance
Advanced composite material (ACM), have very high application prospect in fields such as space flight and aviation, ship automobile and mechano-electronics.Compound is main
Method has explosion composite method, roll-bonding method etc..
Plate heating is first of critical process of composite metal plate production, and the quality of plate heating quality directly affects
It can be gone on smoothly to the operation of rolling.Finishing temperature is the important parameter that product and mechanical property are influenced in the operation of rolling.It influences
The factor of finishing temperature has time of staying temperature, tapping temperature, room temperature, material feed speed etc..
Metallic composite panel during the rolling process, by heating furnace discharge to enter top and bottom rolls before time in, due to gold
Belong to the convection current of composite board superficial air and heat radiation will cause heat loss and temperature decline, this situation will affect finish to gauge temperature
Degree, it is final to influence product size precision and product structure property, influence the final mass of product.
Summary of the invention
It is an object of the present invention to provide a kind of to mend the device of temperature to composite metal plate in rolling and mend warm method, can be effectively
Overcome disadvantage of the existing technology.
The present invention is implemented as follows: it is characterized in that in the rolling to composite metal plate mend temperature device be it is upper,
Position is equipped with upper and lower pinch roller in front of bottom roll, installs the first, second infrared measurement of temperature respectively in the forward and backward upper position of top pinch roll
Instrument, the positive and negative anodes of the pulse power are connect with upper and lower pinch roller respectively.
The benefit temperature method implementation steps are as follows:
1. the metal composite slab come out of the stove is transported to position in front of top pinch roll, by the first infrared radiation thermometer to metal composite
Slab is monitored, and monitoring data are fed back to computer center；
2. after metal composite slab touches upper and lower pinch roller, the positive and negative anodes of the pulse power respectively with upper and lower pinch roller and gold
Belong to the current loop formed between composite plate blanks to be connected, metal composite slab temperature quickly increases, and calculates by computer center
The voltage of the adjusting pulse power, pulsewidth, frequency carry out metal composite slab to mend temperature, so that metal composite slab is reached rolling default
Temperature；
3. monitoring metal composite slab temperature by the second infrared radiation thermometer after top pinch roll, and monitoring data are fed back into meter
Calculation machine center.
Advantage of the present invention and good effect are:
The present invention mends warm apparatus structure simply, flexibly, and output is accurate, stablizes, and temperature adjustable extent is wide, especially suitable for metal
The requirement of composite plate different heating area and temperature adjustment；Equipment energy consumption is small, the thermal efficiency is high, at low cost；It is easy to operate, easy to mend warm method
It goes, is reliable, save the cost, improving production efficiency and product quality.
Detailed description of the invention
Fig. 1 is that the present invention mends warm schematic device；
In figure: 1, the 4-the first, second infrared radiation thermometer, 3,3 '-upper and lower pinch rollers, 5,5 '-upper and lower rolls, 2-metals are multiple
Plywood base, the 6-pulse powers.
Specific embodiment:
As shown in Figure 1, upper and lower pinch roller 3,3 ' is equipped in the front of upper and lower roll 5,5 ' position, on top pinch roll 3 is forward and backward
Orientation is separately installed with the first, second infrared radiation thermometer 1,4, and the positive and negative anodes of the pulse power 6 connect with upper and lower pinch roller 3,3 ' respectively
It connects.When the metal composite slab 2 come out of the stove is transmitted to upper and lower 3,3 ' front position of pinch roller by 1 pair of gold of the first infrared radiation thermometer
Belong to composite plate blanks 2 and carry out temperature monitoring, and by the data feedback of monitoring to computer center；When metal composite slab 2 touches
The current loop formed when upper bottom pinch roll 3,3 ' with the pulse power 6 is connected, and the temperature of metal composite slab 2 increases rapidly, is led to
It crosses computer center and calculates and adjust the voltage of the pulse power, pulsewidth, frequency metal composite slab is carried out to mend temperature, it is red by second
Outer temperature measurer 4 carries out temperature monitoring to metal composite slab 2, and gives the data feedback of monitoring to calculating center, makes metal composite
Slab 2 achievees the purpose that dynamic mends temperature.
Specific embodiment:
Embodiment 1:
If the plate width heated is 15mm, plate thickness is transmitted to for copper/aluminium/stainless steel clad plate base of 10mm through rollgang close
Upper and lower pinch roller 3,3 ', copper/aluminium/stainless steel clad plate rolling temperature are advisable at 350 DEG C；
Multiple to metal with the first infrared radiation thermometer 1 when 1. above-mentioned metal composite slab 2 is sent to upper and lower pinch roller 3,3 ' before by
Plywood base 2 carries out temperature monitoring, and temperature is 320 DEG C, and temperature data is fed back to computer center；
2. metal composite slab is touching upper and lower pinch roller 3,3 ', current loop is connected afterwards, is calculated and is adjusted by computer center
The output voltage of the section pulse power, pulsewidth, frequency carry out metal composite slab 2 to mend temperature, keep the second of 3 rear portion of top pinch roll red
The temperature that outer temperature measurer 4 monitors reaches 350 DEG C of preset temperature of rolling, and temperature rise rate can reach 106℃·S-1Magnitude, arteries and veins
The exportable peak point current 20000A of power supply is rushed, by temperature transient heating to 350 DEG C；
3. monitors 2 finishing temperature of metal composite slab by the second infrared radiation thermometer 4, and monitoring data are fed back to computer
Center.
Embodiment 2:
If the plate width heated is 15mm, plate thickness is that the mild steel Q235D/304L composite plate blanks of 10mm are transmitted to through rollgang
Close to upper and lower pinch roller, the rolling temperature of mild steel Q235D/304L composite plate is advisable at 1250 DEG C；
Multiple to metal with the first infrared radiation thermometer 1 when 1. above-mentioned metal composite slab 2 is sent to upper and lower pinch roller 3,3 ' before by
Plywood base 2 carries out temperature monitoring, and temperature is 1180 DEG C, and temperature data is fed back to computer center；
2. metal composite slab is touching upper and lower pinch roller 3,3 ', current loop is connected afterwards, is calculated and is adjusted by computer center
The output voltage of the section pulse power, pulsewidth, frequency carry out metal composite slab 2 to mend temperature, keep the second of 3 rear portion of top pinch roll red
The temperature that outer temperature measurer 4 monitors reaches 1250 DEG C of preset temperature of rolling, and temperature rise rate can reach 106℃·S-1Magnitude, arteries and veins
The exportable peak point current 20000A of power supply is rushed, by 1250 DEG C of temperature transient heating；
3. passes through the second infrared radiation thermometer 4 monitoring 2 finishing temperature of metal composite slab before roll, and monitoring data are fed back
To computer center.
Embodiment 3:
If the plate width heated is 15mm, copper/aluminum composite plate base that plate thickness is 10mm is transmitted to through rollgang close to upper and lower folder
Roller is sent, copper/aluminum composite plate base start rolling temperature is 350 DEG C；
Multiple to metal with the first infrared radiation thermometer 1 when 1. above-mentioned metal composite slab 2 is sent to upper and lower pinch roller 3,3 ' before by
Plywood base 2 carries out temperature monitoring, and temperature is 300 DEG C, and temperature data is fed back to computer center；
2. metal composite slab is touching upper and lower pinch roller 3,3 ', current loop is connected afterwards, is calculated and is adjusted by computer center
The output voltage of the section pulse power, pulsewidth, frequency carry out metal composite slab 2 to mend temperature, keep the second of 3 rear portion of top pinch roll red
The temperature that outer temperature measurer 4 monitors reaches 350 DEG C of preset temperature of rolling, and temperature rise rate can reach 106℃·S-1Magnitude, arteries and veins
The exportable peak point current 20000A of power supply is rushed, by 350 DEG C of temperature transient heating；
3. passes through the second infrared radiation thermometer 4 monitoring 2 finishing temperature of metal composite slab before roll, and monitoring data are fed back
To computer center.
Claims (2)
1. the device of temperature is mended in rolling to composite metal plate, it is characterized in that:
Position is equipped with upper and lower pinch roller (3,3 ') in front of the upper and lower roll (5,5 '), is installed respectively top pinch roll (3) is forward and backward
First, second infrared radiation thermometer (1,4), the positive and negative electrode of the pulse power (6) are connect with upper and lower pinch roller (3,3 ') respectively.
2. to the benefit temperature method of composite metal plate in rolling, it is characterized in that: the benefit temperature method implementation steps are as follows:
1. the metal composite slab (2) come out of the stove is transported to position in front of top pinch roll (3) by, pass through the first infrared radiation thermometer
(1) metal composite slab (2) is monitored, and monitoring data is fed back into computer center；
2. after metal composite slab (2) touches upper and lower pinch roller (3,3 '), the positive and negative anodes of the pulse power (6) respectively with
The current loop formed between upper and lower pinch roller (3,3 ') and metal composite slab (2) is connected, metal composite slab (2) temperature
It increases, the voltage for adjusting the pulse power (6), pulsewidth, frequency is calculated by computer center, metal composite slab (2) is mended
Temperature makes metal composite slab (2) reach rolling preset temperature；
3. passes through the temperature of the second infrared radiation thermometer (4) monitoring metal composite slab (2) after top pinch roll (3), and will prison
Measured data feeds back to computer center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910342350.9A CN110328247A (en) | 2019-04-26 | 2019-04-26 | The device of temperature is mended to composite metal plate in rolling and mends warm method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910342350.9A CN110328247A (en) | 2019-04-26 | 2019-04-26 | The device of temperature is mended to composite metal plate in rolling and mends warm method |
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| CN110328247A true CN110328247A (en) | 2019-10-15 |
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| CN201910342350.9A Pending CN110328247A (en) | 2019-04-26 | 2019-04-26 | The device of temperature is mended to composite metal plate in rolling and mends warm method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058984A (en) * | 2020-07-28 | 2020-12-11 | 深圳新顿科技有限公司 | Light alloy plate punch forming process and punching device |
| CN115608780A (en) * | 2022-12-19 | 2023-01-17 | 太原科技大学 | Method for controlling copper-containing stainless steel cracks and stainless steel |
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| CN1891363A (en) * | 2005-07-06 | 2007-01-10 | 清华大学深圳研究生院 | Electroplastic rolling method and apparatus for deformable magnesium alloy sheet, band and wire rod |
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| CN108273847A (en) * | 2018-01-17 | 2018-07-13 | 云南民族大学 | A kind of method that the vacuum rolling of electric current auxiliary prepares composite metal plate |
| CN108356075A (en) * | 2018-02-10 | 2018-08-03 | 太原理工大学 | A kind of milling method being applied to pulse current on composite metal plate |
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| KR100418530B1 (en) * | 2003-05-23 | 2004-02-14 | 주식회사 경인특수금속 | Electric Heating Type Rolling Device |
| CN1891363A (en) * | 2005-07-06 | 2007-01-10 | 清华大学深圳研究生院 | Electroplastic rolling method and apparatus for deformable magnesium alloy sheet, band and wire rod |
| CN2815536Y (en) * | 2005-07-14 | 2006-09-13 | 鞍钢集团新钢铁有限责任公司 | On-line flame concurrent heating device for medium-thin sheet contnuous casting billet direct rolling |
| CN203108932U (en) * | 2013-01-29 | 2013-08-07 | 清华大学深圳研究生院 | Metal electricity-plasticity asymmetrical rolling system |
| CN204294619U (en) * | 2014-11-21 | 2015-04-29 | 清华大学深圳研究生院 | The efficient Electroplastic rolling system of titanium alloy strip |
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| CN108126991A (en) * | 2017-12-01 | 2018-06-08 | 中南大学 | A kind of compound variable-thickness strip pulse current asynchronous rolling process of bimetallic |
| CN108273847A (en) * | 2018-01-17 | 2018-07-13 | 云南民族大学 | A kind of method that the vacuum rolling of electric current auxiliary prepares composite metal plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058984A (en) * | 2020-07-28 | 2020-12-11 | 深圳新顿科技有限公司 | Light alloy plate punch forming process and punching device |
| CN115608780A (en) * | 2022-12-19 | 2023-01-17 | 太原科技大学 | Method for controlling copper-containing stainless steel cracks and stainless steel |
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Application publication date: 20191015 |