CN115463982A - Steel feeding speed-increasing device for cooling bed - Google Patents
Steel feeding speed-increasing device for cooling bed Download PDFInfo
- Publication number
- CN115463982A CN115463982A CN202210948996.3A CN202210948996A CN115463982A CN 115463982 A CN115463982 A CN 115463982A CN 202210948996 A CN202210948996 A CN 202210948996A CN 115463982 A CN115463982 A CN 115463982A
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- CN
- China
- Prior art keywords
- steel
- plate
- connecting rod
- cooling bed
- guide groove
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- Pending
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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
- 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
- B21B43/04—Cooling beds comprising rolls or worms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
- B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
- B21B39/165—Guides or guide rollers for rods, bars, rounds, tubes ; Aligning guides
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- 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
- B21B43/003—Transfer to bed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The invention discloses a steel feeding speed-up device on a cooling bed, and relates to the technical field of bar production equipment; the device comprises a shifting block component and a tail pressing component which are sequentially arranged between a multi-length shear and a cooling bed; the shifting block assembly comprises a first cylinder which is close to an inlet of the cooling bed and drives one end of a shifting steel plate to move from one side of the guide groove to the other side so as to stagger the subsequently input multiple-length bars, and the other end of the shifting steel plate is hinged with one side of the guide groove through a hinge seat; the tail pressing component comprises a connecting rod, the connecting rod stretches over the conveying roller way and the braking apron board, the middle of the connecting rod is hinged to the top end of a supporting column standing on the motor base, a downward pressing plate is arranged at one end of the connecting rod, and a second cylinder for driving the pressing plate to ascend or descend is arranged at the other end of the connecting rod. The invention can solve the problems that the braking apron board flies steel and the multiple length bars impact the cooling bed when the multiple length bars enter the cooling bed from the roller conveyor after the controlled rolling and cooling technology of the bar production line is modified.
Description
Technical Field
The invention relates to the technical field of bar production equipment, in particular to a steel feeding speed increasing device for a cooling bed.
Background
In a bar production line of a steel enterprise, after a billet output from a heating furnace is rolled into a bar by a rolling mill, the billet needs to be sheared and segmented into a double-length bar by a double-length shear, then the double-length bar is thrown into a cooling bed by a conveying roller way for cooling, and a guide groove for guiding the double-length bar into the conveying roller way is arranged at the output end of the double-length shear; a roller driving motor is arranged on one side of the output end of the conveying roller way through a motor base, a braking apron plate and a straightening plate are sequentially arranged between the other side of the output end of the conveying roller way and the input end of the cooling bed, and the multiple-length rods transversely enter a tooth groove at the starting end of the straightening plate through the lifting of the braking apron plate after reaching the output end of the conveying roller way and then enter the cooling bed after being straightened by the tooth groove. In order to improve the strength, toughness and welding performance of the bars, a steel mill needs to perform controlled rolling and controlled cooling technical transformation on a bar production line, and is limited by the space of a production plant, after controlled rolling and controlled cooling equipment is added, the lengths of a cooling bed and a conveying roller way are shortened, so that the layout of each component equipment on the production line is very compact after technical transformation, the running speed of the equipment is also improved, however, the rolling outlet speed of a rolling mill is lifted upwards, the distance between the front and rear double-length bars cannot be pulled, the head of the lower double-length bar is easy to rear the tail of the upper double-length bar, the head of the lower double-length bar is thrown out in advance, finally, a brake apron plate is braked to fly, the braking distance is lengthened when the double-length bars enter the cooling bed at the increased speed, the length of the cooling bed is shortened, the double-length bar often impacts the cooling bed, and the problem finally causes that the upper steel working procedure that the double-length bars enter the cooling bed from the conveying roller way cannot be accelerated, the production yield is limited, and the effect of controlled cooling technical transformation is also influenced.
Disclosure of Invention
The invention aims to provide a steel feeding and speed increasing device for a cooling bed, which can solve the problems that the lengths of the cooling bed and a conveying roller way are shortened and the rolling outlet speed of a rolling mill is increased after a controlled rolling and controlled cooling technology of a bar production line is improved, so that a braking apron plate flies steel and a double-length bar impacts the cooling bed when the double-length bar enters the cooling bed from the conveying roller way.
In order to solve the problems, the invention adopts the technical scheme that: the steel feeding and speed increasing device for the cooling bed comprises a shifting block assembly and a tail pressing assembly which are sequentially arranged between a multi-length shear and the cooling bed; the shifting block assembly comprises a first cylinder which is close to an inlet of the cooling bed and drives one end of a shifting steel plate to move from one side of the guide groove to the other side so as to stagger the multiple-length bars which are input subsequently, and the other end of the shifting steel plate is hinged with one side of the guide groove through a hinge seat; the tail pressing assembly comprises a connecting rod, the connecting rod stretches across the upper portion of the conveying roller way and the upper portion of the braking apron board, the middle portion of the connecting rod is hinged to the top end of a supporting column which is erected on the motor base, a downward pressing plate used for pressing a double-length bar on a tooth groove at the starting end of the straightening plate in a pressing mode is arranged at one end of the connecting rod, and a second air cylinder used for driving the pressing plate to ascend or descend is arranged at the other end of the connecting rod.
In the above technical solution, a more specific technical solution may also be: the first air cylinder is transverse to the guide groove, an opening is formed in one side of the guide groove, a supporting plate is connected to the guide groove below the opening, the hinged seat is arranged on the supporting plate at one end of the opening, the poking steel plate is contained in the opening, one end of the poking steel plate is hinged to the telescopic end of the first air cylinder, and the other end of the poking steel plate is hinged to the hinged seat.
Further, the first cylinder is disposed on the support plate at the other end of the opening.
Furthermore, one end of the connecting rod is downwards provided with two first connecting plates, the pressing plate is upwards provided with a second connecting plate inserted between the two first connecting plates, and the first connecting plate is connected with the second connecting plate through a bolt.
Furthermore, the conveying roller way is driven to operate by a roller way driving motor, and a motor base is arranged between the roller way driving motor and the motor base.
Furthermore, the steel pulling plate and the pressing plate are made of wear-resistant materials.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. when the double-length bar cold-rolling device works, a steel billet output from a heating furnace is rolled into a bar by a rolling mill 13, and then is cut by a double-length shear and segmented into double-length bars, a plurality of groups of double-length bars sequentially enter a guide groove and run towards a cooling bed, after a front group of double-length bars pass through a shifting block assembly, when a rear group of double-length bars reach the shifting block assembly, the shifting block assembly is started, a first air cylinder drives one end of a shifting steel plate to move from one side of the guide groove to the other side, so that the head of the rear group of double-length bars is pushed towards the other side of the guide groove, the tail of the front group of double-length bars and the head of the rear group of double-length bars are staggered, the rear end collision is avoided, and the problem that the head of the rear group of double-length bars is thrown out in advance to brake skirting board steel flying is avoided; when the multiple-length bars transversely enter the tooth grooves at the starting ends of the straightening plates, the multiple-length bars slide on the inclined surfaces of the tooth grooves, the tail pressing assembly is started, the second air cylinder drives the pressing plate to descend and press the sliding multiple-length bars, the sliding distance of the multiple-length bars on the straightening plates is reduced by using the friction resistance of the pressing plate and the multiple-length bars, and the multiple-length bars are effectively prevented from impacting the cooling bed body.
2. The invention can be implemented on the basis of not changing the original main production structure and production process, has simple transformation and low investment cost, can be started or stopped according to production needs, and does not influence the original production process after being stopped; the automatic control system can control the starting and resetting time of the shifting block assembly and the tail pressing assembly, the shifting block assembly can effectively separate the head and the tail of the front group of multi-length bars and the rear group of multi-length bars, the tail pressing assembly can perform auxiliary braking on the multi-length bars to help the multi-length bars to stably enter the cooling bed, and the speed of the steel feeding process on the cooling bed can be effectively increased by 20% through actual production and use.
Drawings
FIG. 1 is a schematic diagram of the operation of the present invention;
FIG. 2 is a schematic view of the use of the pick assembly of FIG. 1;
fig. 3 is a schematic view of the use of the tail assembly of fig. 1.
Detailed Description
The invention will be further described in detail with reference to the following examples:
the steel feeding and speed increasing device for the cooling bed as shown in fig. 1 to 3 comprises a shifting block component 3 and a tail pressing component 4 which are sequentially arranged between a multi-length shear 1 and a cooling bed 2; the shifting block component 3 comprises a first cylinder 3-2 which is close to an inlet of the cooling bed 2 and drives one end of a shifting steel plate 3-1 to move from one side of the guide groove 5 to the other side so as to stagger a multiple length bar 8 which is input subsequently, and the other end of the shifting steel plate 3-1 is hinged with one side of the guide groove 5 through a hinge seat 3-3; the tail pressing component 4 comprises a connecting rod 4-1, the connecting rod 4-1 stretches across the upper portion of the conveying roller way 6 and the brake apron board 7, the middle portion of the connecting rod 4-1 is hinged to the top end of a supporting column 4-2 standing on a motor base 9, a pressing plate 4-3 used for pressing a double-length bar 8 on a tooth groove at the starting end of the straightening plate 10 downwards is arranged at one end of the connecting rod 4-1, and a second air cylinder 4-4 used for driving the pressing plate 4-3 to ascend or descend is arranged at the other end of the connecting rod 4-1.
The first cylinder 3-2 is transverse to the guide groove 5, an opening is formed in one side of the guide groove 5, a supporting plate 3-4 is connected to the guide groove 5 below the opening, a hinge seat 3-3 is arranged on the supporting plate 3-4 at one end of the opening, the steel shifting plate 3-1 is contained in the opening, one end of the steel shifting plate 3-1 is hinged to the telescopic end of the first cylinder 3-2, and the other end of the steel shifting plate is hinged to the hinge seat 3-3. The first cylinder 3-2 is disposed on the support plate 3-4 at the other end of the opening.
One end of the connecting rod 4-1 is downwards provided with two first connecting plates 4-5, the pressing plate 4-3 is upwards provided with a second connecting plate 4-6 inserted between the two first connecting plates 4-5, and the first connecting plate 4-5 is connected with the second connecting plate 4-6 through a bolt.
The conveying roller way 6 runs under the drive of a roller way driving motor 11, and a motor base 12 is arranged between the roller way driving motor 11 and the motor base 9.
The steel pulling plate 3-1 and the pressing plate 4-3 are made of wear-resistant materials, so that the service life is prolonged.
When the invention works, after a billet output from a heating furnace is rolled into a bar by a rolling mill 13, the billet needs to be cut by a double-length shear 1 and is segmented into double-length bars 8, a plurality of groups of double-length bars 8 sequentially enter a guide groove 5 and run towards a cooling bed 2, after the front group of double-length bars 8 pass through a shifting block assembly 3, when the rear group of double-length bars 8 reach the shifting block assembly 3, the shifting block assembly 3 is started, one end of a shifting steel plate 3-1 is driven by a first air cylinder 3-2 to move from one side to the other side of the guide groove 5, so that the head of the rear group of double-length bars 8 is pushed towards the other side of the guide groove 5, the tail of the front group of double-length bars 8 and the head of the rear group of double-length bars 8 are staggered, the rear end collision is avoided, and the problem of apron board 7 steel flying caused by the head of the rear group of double-length bars 8 being thrown out in advance is prevented.
When the multi-length bar 8 transversely enters the tooth grooves at the starting ends of the straightening plates 10, the multi-length bar slides on the inclined surfaces of the tooth grooves, the tail pressing component 4 is started, the second air cylinder 4-4 drives the pressing plate 4-3 to descend and press the sliding multi-length bar 8, the sliding distance of the multi-length bar 8 on the straightening plates 10 is reduced by using the friction resistance of the pressing plate 4-3 and the multi-length bar 8, and the multi-length bar 8 is effectively prevented from impacting the cooling bed 2.
Claims (6)
1. The utility model provides a steel acceleration rate device on cold bed which characterized in that: the device comprises a shifting block assembly and a tail pressing assembly which are sequentially arranged between a multiple length shear and a cooling bed; the shifting block assembly comprises a first cylinder which is close to an inlet of the cooling bed and drives one end of a shifting steel plate to move from one side of the guide groove to the other side so as to stagger the multiple-length bars which are input subsequently, and the other end of the shifting steel plate is hinged with one side of the guide groove through a hinge seat; the tail pressing assembly comprises a connecting rod, the connecting rod stretches across the upper portion of the conveying roller way and the upper portion of the braking apron board, the middle portion of the connecting rod is hinged to the top end of a supporting column which is erected on the motor base, a downward pressing plate used for pressing a double-length bar on a tooth groove at the starting end of the straightening plate in a pressing mode is arranged at one end of the connecting rod, and a second air cylinder used for driving the pressing plate to ascend or descend is arranged at the other end of the connecting rod.
2. The steel feeding speed increasing device of the cooling bed according to claim 1, characterized in that: the first cylinder is transverse to the guide groove, an opening is formed in one side of the guide groove, a supporting plate is connected to the guide groove below the opening, the hinged seat is arranged on the supporting plate at one end of the opening, the poking steel plate is contained in the opening, one end of the poking steel plate is hinged to the telescopic end of the first cylinder, and the other end of the poking steel plate is hinged to the hinged seat.
3. The steel-feeding accelerating device of claim 2, characterized in that: the first cylinder is disposed on the support plate at the other end of the opening.
4. The steel-on-cold-bed speed-increasing device according to any one of claims 1 to 3, characterized in that: one end of the connecting rod is downwards provided with two first connecting plates, the pressing plate is upwards provided with a second connecting plate inserted between the two first connecting plates, and the first connecting plates are connected with the second connecting plates through bolts.
5. The steel-feeding accelerating device of claim 4, which is characterized in that: the conveying roller way is driven to operate by a roller way driving motor, and a motor base is arranged between the roller way driving motor and the motor base.
6. The steel feeding speed increasing device of the cooling bed according to claim 5, characterized in that: the steel pulling plate and the pressing plate are made of wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210948996.3A CN115463982A (en) | 2022-08-09 | 2022-08-09 | Steel feeding speed-increasing device for cooling bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210948996.3A CN115463982A (en) | 2022-08-09 | 2022-08-09 | Steel feeding speed-increasing device for cooling bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115463982A true CN115463982A (en) | 2022-12-13 |
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ID=84366589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210948996.3A Pending CN115463982A (en) | 2022-08-09 | 2022-08-09 | Steel feeding speed-increasing device for cooling bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115463982A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000790A (en) * | 2023-10-07 | 2023-11-07 | 陕西钢铁集团有限公司 | Head-tail separation device and method for cooling bed on steel rolling short distance |
-
2022
- 2022-08-09 CN CN202210948996.3A patent/CN115463982A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000790A (en) * | 2023-10-07 | 2023-11-07 | 陕西钢铁集团有限公司 | Head-tail separation device and method for cooling bed on steel rolling short distance |
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