CN109482640A - A kind of V-alloyed steel muscle endless rolling system - Google Patents
A kind of V-alloyed steel muscle endless rolling system Download PDFInfo
- Publication number
- CN109482640A CN109482640A CN201811341905.XA CN201811341905A CN109482640A CN 109482640 A CN109482640 A CN 109482640A CN 201811341905 A CN201811341905 A CN 201811341905A CN 109482640 A CN109482640 A CN 109482640A
- Authority
- CN
- China
- Prior art keywords
- mobile fixture
- endless rolling
- alloyed steel
- steel muscle
- flash welder
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- 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.)
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Classifications
-
- 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
- B21B1/16—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 wire rods, bars, merchant bars, rounds wire or material of like small cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
-
- 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
- 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
- B21B37/76—Cooling control on the run-out table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B43/00—Cooling beds, whether stationary or moving; Means specially associated with cooling beds, e.g. for braking work or for transferring it to or from the bed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
The present invention discloses a kind of V-alloyed steel muscle endless rolling system, including the intermediate frequency induction heating device set gradually, insulating roller way, milling train group, cooling bed and coiling machine, mobile fixture is provided in insulating roller way, mobile fixture for clamp bar and with bar synchronizing moving, the flash welder with the mobile fixture synchronizing moving is provided in mobile fixture, flash welder is used to weld the bar of head and the tail docking to form continuous made-up belt, flash welder is connected with power control system, control system is connected with the first infrared temperature measurement apparatus, first infrared temperature measurement apparatus is set in mobile fixture, for detecting the temperature of flash welder weld part, power control system is used to adjust power and the weld interval of the flash welder according to the testing result of first infrared temperature measurement apparatus, the application provides a kind of V-alloyed steel muscle endless rolling system, have The advantages of automatic control, welding quality height, endless rolling high yield rate.
Description
Technical field
The present invention relates to a kind of endless rolling systems, and in particular to a kind of V-alloyed steel muscle endless rolling system.
Background technique
In the bar shaped steel rolling production line of bar steel, wire rod etc., need to remove the head of bar or sheet material after billet rolling, with
Guarantee that the final product quality of rolling carries out welding in traveling making its company in recent years in order to improve ratio defective product by flash welder
It is continuous, and continuous rolling is carried out to the steel disc of the serialization.
But during billet rolling, there are the different trades mark, the steel billet of model, the trade mark, the model diameter of axle are different, welding
Temperature, the time, there is also differences, and also resulted in temperature fluctuation by the variation of external environment after heating steel billet.If flash of light
The weld interval of welding machine, moderate holding was identical, it is likely that because weld heating time short-range missile causes bar welding quality to reduce, if
The weld interval of flash welder is too long, and power is excessive, then causes welding portion deflection big, reduces the quality of rolling bar.
Summary of the invention
In view of this, the application provides a kind of V-alloyed steel muscle endless rolling system, have automatically control, welding quality is high,
The advantages of endless rolling high yield rate.
In order to solve the above technical problems, technical solution provided by the invention is a kind of V-alloyed steel muscle endless rolling system, packet
Include the intermediate frequency induction heating device set gradually, insulating roller way, milling train group, cooling bed and coiling machine are set in the insulating roller way
Be equipped with mobile fixture, the mobile fixture for clamp bar and with bar synchronizing moving, be provided in the mobile fixture with
The flash welder of the mobile fixture synchronizing moving, the flash welder are used to weld to be formed continuously by the bar of head and the tail docking
Made-up belt, the flash welder are connected with power control system, and the control system is connected with the first infrared temperature measurement apparatus, and described
One infrared temperature measurement apparatus is set in mobile fixture, for detecting the temperature of flash welder weld part, the power control system
For adjusting power and the weld interval of the flash welder according to the testing result of first infrared temperature measurement apparatus.
Preferably, the first roller group is provided in the insulating roller way, first roller group includes several biographies being set side by side
Roller is sent, the top of first roller group is arranged in the mobile fixture.
Preferably, the mobile fixture includes horizontally disposed linear guide, and the linear guide is located at first roller
Above group, the sliding block for fixing the flash welder is set in the linear guide, the sliding block is connected with horizontal drive
The two sides of mechanism, the flash welder moving direction are provided with lifting clamp assemblies.
Preferably, the horizontal drive mechanism is specially horizontally disposed hydraulic linear driving mechanism, the hydraulic linear
Driving mechanism is connected with velocity sensor, and the velocity sensor is opposite between bar and sliding block in the first roller group for detecting
Movement speed, the linear reciprocation driving mechanism are used to adjust sliding block transfer speed according to the testing result of the velocity sensor
Degree, moves synchronously the sliding block along the linear guide and the bar.
Preferably, the lifting clamp assemblies include the lifting dress for being symmetricly set on the two sides of flash welder moving direction
It sets, the bottom of the lifting device is provided with niproll, and the axis of the niproll is parallel with the transfer roller axis.
Preferably, the insulating roller way further includes the insulation cover being covered on above first roller group, the mobile fixture
It is arranged between the insulation cover and first roller group.
Preferably, asbestos are filled in the insulation cover.
Preferably, the milling train group includes roughing mill, intermediate mill and finishing mill, the roughing mill and intermediate mill it
Between, between the intermediate mill and finishing mill be respectively arranged with the second intermediate frequency induction heating device and trimming device.
Preferably, it is described it is cooling bed on be provided with spray cooling device, the spray cooling device includes top spray device, bottom
Spray apparatus and side-spraying device, for made-up belt described in spraying cooling, the top spray device is set to above made-up belt, the end spray apparatus
It is set to below made-up belt, the side-spraying device is set to the side of the made-up belt, and the end spray apparatus includes several interlaced
Spray head is sprayed at the bottom of axial sides, and bottom spray spray head and the horizontal plane are in 45 degree of angles.
Preferably, the spray cooling device is connected with flow pump, and the flow pump is connected with flow control system, described
Flow control system is connected with the second infrared temperature measurement apparatus, and second infrared temperature measurement apparatus is for measuring the made-up belt through spraying
Temperature after cooling, the flow control system are used to adjust the stream according to the testing result of second infrared temperature measurement apparatus
Measure the flow of pump.
Compared with prior art, detailed description are as follows by the application:
This application discloses a kind of V-alloyed steel muscle endless rolling system, including flash welder, flash welder and to be welded
Bar synchronizing moving, the application passes through the temperature of real-time detection welding portion, when adjusting bonding power or the welding of flash welder
Between, it can cause to weld not complete enough problem to avoid because of steel diameter change or type of steels variation, guarantee socket part to be welded
While dividing welding completely, welding quality can be effectively controlled, excessive melting welding is prevented.
Heat losses of the preheating bar in transmit process, mobile fixture and flash of light can be effectively prevented in insulating roller way
Welding machine is arranged in insulating roller way, and the process of welding without a head can be completed during bar transportation.
Mobile fixture adjusts the movement speed of mobile fixture by detection bar movement speed, guarantees flash welder always
Opposing stationary with part to be welded, the stability of mobile fixture during the motion can be improved in linear guide.
The lifting clamp assemblies that can be gone up and down are additionally provided in mobile fixture, lifting clamp assemblies are docked for clamping head and the tail
Bar, when go up and down clamp assemblies decline when, lifting clamp assemblies adjacent two bar is pressed in the first roller group, make adjacent two stick
Positional relationship between material is relatively fixed.
Top spray device and end spray apparatus are used to guarantee the uniform of made-up belt cooling, and end spray apparatus is staggered, and and horizontal plane
It is in a certain angle, bottom basin spray head can be blocked to avoid slag in made-up belt cooling procedure；The stream for the cooling liquid that side-spraying device sprays
It measures pressure and is greater than top spray device, end spray apparatus, the side-spraying device is used to replace the high temperature water layer on made-up belt surface, keeps made-up belt quick
It is cooled to suitable coiling temperature.
The flow of flow pump can be adjusted according to the made-up belt temperature that the second infrared temperature measurement apparatus detects, the flow control
System is for guaranteeing that the temperature of made-up belt also can make made-up belt moderate temperature be maintained at suitable even if made-up belt size changes
Coiling temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this system；
Fig. 2 is the structural schematic diagram of insulating roller way 2 and mobile fixture 6 in Fig. 1；
Fig. 3 is the structural schematic diagram of spray cooling device；
Fig. 4 is the connection relationship diagram of flash welder 7 and power control system 71.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to make those skilled in the art more fully understand technical solution of the present invention
Applying example, the present invention is described in further detail.
As shown, the application discloses a kind of V-alloyed steel muscle endless rolling system, the Medium frequency induction including setting gradually adds
Thermal 1, insulating roller way 2, milling train group 3, cooling bed 4 and coiling machine 5, the intermediate frequency induction heating device 1 are to be welded for heating
The bar connect, the bar after the insulating roller way 2 is used to heat are sent into milling train group 3, are introduced into the bar speed of the rolling of milling train group 3
Degree reduces, and the bar of the subsequent submitting of intermediate frequency induction heating device 1 docks in insulating roller way 2 with first bar head and the tail, keeps the temperature
The bar of the clamping head and the tail docking of mobile fixture 6 on roller-way 2, and movement is synchronized, the flash welder 7 in mobile fixture 6 will
The band embryo for becoming a connection after bar head and the tail welding fabrication is sent into milling train group 3, and made-up belt passes through after the molding of 3 continuous rolling of milling train group
Cooling bed 4 are cooled to certain temperature, then crimp through coiling machine 5.
The first roller group is provided in the insulating roller way 2, first roller group includes several transfer rollers 21 being set side by side,
The transfer roller 21 is used to transmit the bar heated through the intermediate frequency induction heating device 1.The insulating roller way 2 further includes covering
Insulation cover 22 above first roller group, the mobile fixture 6 are arranged between the insulation cover 22 and first roller group；
Asbestos are filled in the insulation cover 22.The insulation cover 22 can prevent the excess calories of bar to be lost, and guarantee that bar is welding
There is suitable temperature before connecing.
The mobile fixture 6 is arranged in insulating roller way 2, and the mobile fixture 6 includes linear guide 61, the straight line
Guide rail 61 is horizontally disposed along the extending direction of the insulating roller way 2, and both ends are fixed on the bracket of the insulating roller way 2.
The sliding block 62 that can be moved back and forth along the linear guide 61 is set in the linear guide 61, the sliding block 62 is connected with
Hydraulic linear driving mechanism 63, the hydraulic linear driving mechanism 63 is for driving the sliding block 62 in the linear guide 61
It moves horizontally.
The hydraulic linear driving mechanism 63 is connected with velocity sensor 66, and the velocity sensor 66 is for detecting first
Relative moving speed in roller group between bar and sliding block 62, the linear reciprocation driving mechanism are used for according to the velocity pick-up
The testing result of device 66 adjusts 62 screen of sliding block, keeps the sliding block 62 synchronous with the bar along the linear guide 61
Movement.
It include flash welder 7 and the lifting clamp assemblies that 7 two sides of flash welder are set, the lifting on the sliding block 62
Clamp assemblies are arranged along 7 moving direction of flash welder.The lifting clamp assemblies include being symmetricly set on the movement of flash welder 7
The lifting device 64 of the two sides in direction, the bottom of the lifting device 64 are provided with niproll 65, the axis of the niproll 65
It is parallel with 21 axis of transfer roller.The lifting clamp assemblies are used to clamp the bar of head and the tail docking, when lifting clamp assemblies
When decline, adjacent two bar is pressed in the first roller group by lifting clamp assemblies, keeps the positional relationship between adjacent two bar opposite
It is fixed；Two neighboring bar can be effectively prevented for welding bar, the disclosure as set forth herein lifting clamp assemblies in flash welder 7
Relative positional relationship shift, guarantee welding quality.
The flash welder 7 is connected with power control system 71, and the power control system 71 is connected with the first infrared survey
Warm device 72, first infrared temperature measurement apparatus 72 is set in mobile fixture 6, for detecting the temperature of 7 weld part of flash welder
Degree, the power control system 71 are used to adjust the flash welder according to the testing result of first infrared temperature measurement apparatus 72
7 power and weld interval.Specifically, power control system 71 is used when the infrared measurement of temperature of bar weld seam reaches target temperature
In closing flash welder 7；When the infrared measurement of temperature heating rate of bar weld seam is smaller, power control system 71 is dodged for increasing
The bonding power of welding machine 7 increases weld interval, until when the infrared measurement of temperature of bar weld seam reaches target temperature, power control
System 71 closes flash welder 7.
The milling train group 3 includes roughing mill 31, intermediate mill 32 and finishing mill 33, the roughing mill 31 and intermediate mill 32
Between, between the intermediate mill 32 and finishing mill 33 be respectively arranged with the second intermediate frequency induction heating device 34 and trimming device
35, the second intermediate frequency induction heating device 34 is used to modify the burr on made-up belt for heating made-up belt, the trimming device 35.
Spray cooling device is provided on described cooling bed 4, the spray cooling device includes top spray device 41, bottom spray dress
42 and side-spraying device 43 are set, for made-up belt described in spraying cooling, the top spray device 41 is set to above made-up belt, the bottom spray dress
It sets 42 to be set to below made-up belt, the side-spraying device 43 is set to the side of the made-up belt, and the end spray apparatus 42 includes several
Spray head 44 is sprayed at the interlaced bottom in axial sides, and bottom spray spray head 44 and the horizontal plane are in 45 degree of angles.The top
Spray apparatus 41, end spray apparatus 42 cool down made-up belt from above and below respectively；The side-spraying device 43 is used for from side spraying cooling
Water, the fluid pressure of the side-spraying device 43 are greater than the fluid pressure of top spray device 41, end spray apparatus 42, the side-spraying device 43
For replacing the high temperature water layer on made-up belt surface, made-up belt is made to be quickly cooled to suitable coiling temperature.
The spray cooling device is connected with flow pump 45, and the flow pump 45 is connected with flow control system 46, described
Flow control system 46 is connected with the second infrared temperature measurement apparatus 47, and second infrared temperature measurement apparatus 47 is for measuring the bar
Temperature after spraying cooling, the flow control system 46 are used for the testing result according to second infrared temperature measurement apparatus 47
The flow of the flow pump 45 is adjusted, the flow control system 46 is used to guarantee the temperature of made-up belt, even if made-up belt size occurs
Variation, also can make made-up belt moderate temperature be maintained at suitable coiling temperature.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (10)
1. a kind of V-alloyed steel muscle endless rolling system, which is characterized in that including the intermediate frequency induction heating device (1) set gradually,
Insulating roller way (2), milling train group (3), cooling bed (4) and coiling machine (5) are provided with mobile fixture on the insulating roller way (2)
(6), the mobile fixture (6) for clamp bar and with bar synchronizing moving, be provided on the mobile fixture (6) with it is described
The flash welder (7) of mobile fixture (6) synchronizing moving, the flash welder (7) are used to weld to be formed by the bar of head and the tail docking
Continuous made-up belt, the flash welder (7) are connected with power control system (71), and the control system is connected with the first infrared survey
Warm device (72), first infrared temperature measurement apparatus (72) are set on mobile fixture (6), for detecting flash welder (7) weldering
The temperature of socket part, the power control system (71) are used to be adjusted according to the testing result of first infrared temperature measurement apparatus (72)
The power of the flash welder (7) and weld interval.
2. a kind of V-alloyed steel muscle endless rolling system according to claim 1, which is characterized in that the insulating roller way (2)
On be provided with the first roller group, first roller group includes several transfer rollers (21) being set side by side, the mobile fixture (6) setting
In the top of first roller group.
3. a kind of V-alloyed steel muscle endless rolling system according to claim 2, which is characterized in that the mobile fixture (6)
Including horizontally disposed linear guide (61), the linear guide (61) is located above first roller group, the linear guide
(61) sliding block (62) for fixing the flash welder (7) is set on, the sliding block (62) is connected with horizontal drive mechanism,
The two sides of flash welder (7) moving direction are provided with lifting clamp assemblies.
4. a kind of V-alloyed steel muscle endless rolling system according to claim 3, which is characterized in that the horizontal drive mechanism
Specially horizontally disposed hydraulic linear driving mechanism (63), the hydraulic linear driving mechanism (63) are connected with velocity sensor
(66), the velocity sensor (66) is used to detect the relative moving speed in the first roller group between bar and sliding block (62), institute
Linear reciprocation driving mechanism is stated for adjusting sliding block (62) screen according to the testing result of the velocity sensor (66), is made
The sliding block (62) moves synchronously along the linear guide (61) with the bar.
5. a kind of V-alloyed steel muscle endless rolling system according to claim 3, which is characterized in that the lifting clamp assemblies
Lifting device (64) including being symmetricly set on the two sides of flash welder (7) moving direction, the bottom of the lifting device (64)
It is provided with niproll (65), the axis of the niproll (65) is parallel with the transfer roller (21) axis.
6. a kind of V-alloyed steel muscle endless rolling system according to any one of claims 2 to 5, which is characterized in that the guarantor
Warm roller-way (2) further includes the insulation cover (22) being covered on above first roller group, and the heat preservation is arranged in the mobile fixture (6)
It covers between (22) and first roller group.
7. a kind of V-alloyed steel muscle endless rolling system according to claim 6, which is characterized in that in the insulation cover (22)
Filled with asbestos.
8. a kind of V-alloyed steel muscle endless rolling system described in claim 1, which is characterized in that the milling train group (3) includes thick
Milling train (31), intermediate mill (32) and finishing mill (33), between the roughing mill (31) and intermediate mill (32), the centre rolls
The second intermediate frequency induction heating device (34) and trimming device (35) are respectively arranged between machine (32) and finishing mill (33).
9. a kind of V-alloyed steel muscle endless rolling system described in claim 1, which is characterized in that be arranged on cooling bed (4)
There is spray cooling device, the spray cooling device includes top spray device (41), end spray apparatus (42) and side-spraying device (43), is used
The made-up belt described in spraying cooling, the top spray device (41) are set to above made-up belt, and the end spray apparatus (42) is set to made-up belt
Lower section, the side-spraying device (43) are set to the side of the made-up belt, the end spray apparatus (42) include it is several it is interlaced
Spray head (44) are sprayed at the bottom of axial sides, and bottom spray spray head (44) and the horizontal plane are in 45 degree of angles.
10. a kind of V-alloyed steel muscle endless rolling system as claimed in claim 9, which is characterized in that the spray cooling device connects
It is connected to flow pump (45), the flow pump (45) is connected with flow control system (46), flow control system (46) connection
Have the second infrared temperature measurement apparatus (47), second infrared temperature measurement apparatus (47) is for measuring the made-up belt after spraying cooling
Temperature, the flow control system (46) are used to adjust the stream according to the testing result of second infrared temperature measurement apparatus (47)
The flow of amount pump (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341905.XA CN109482640A (en) | 2018-11-12 | 2018-11-12 | A kind of V-alloyed steel muscle endless rolling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341905.XA CN109482640A (en) | 2018-11-12 | 2018-11-12 | A kind of V-alloyed steel muscle endless rolling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109482640A true CN109482640A (en) | 2019-03-19 |
Family
ID=65694294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811341905.XA Pending CN109482640A (en) | 2018-11-12 | 2018-11-12 | A kind of V-alloyed steel muscle endless rolling system |
Country Status (1)
| Country | Link |
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| CN (1) | CN109482640A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110814058A (en) * | 2019-11-28 | 2020-02-21 | 绍兴夏鸥科技有限公司 | Hot rolling auxiliary rolling equipment |
| CN114653762A (en) * | 2022-05-10 | 2022-06-24 | 新余钢铁股份有限公司 | Water-cooling and cooling-control method and system for head of high-speed wire rod |
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|---|---|---|---|---|
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Application publication date: 20190319 |