CN214601056U - Device for conveying and transferring high-temperature deformed steel bar to cooling bed in steel rolling production - Google Patents
Device for conveying and transferring high-temperature deformed steel bar to cooling bed in steel rolling production Download PDFInfo
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- CN214601056U CN214601056U CN202022955874.6U CN202022955874U CN214601056U CN 214601056 U CN214601056 U CN 214601056U CN 202022955874 U CN202022955874 U CN 202022955874U CN 214601056 U CN214601056 U CN 214601056U
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Abstract
The utility model discloses a carry and shift to device of cold bed to high temperature screw-thread steel in steel rolling production, arrange in proper order by a plurality of conveying units and constitute, the conveying unit is used for carrying high temperature screw-thread steel and cools off and straighten to the cold bed board of straightening on, each conveying unit includes: the high-temperature thread steel conveying device comprises an input motor, a brake component and a cooling bed straightening plate, wherein an output end of the input motor is provided with an input roller, the input roller is loaded with high-temperature thread steel and used for conveying the high-temperature thread steel, the input roller is arranged to incline downwards to form an initial inclined surface, the top of the brake component is a brake inclined surface, the brake inclined surface is parallel to the initial inclined surface, and the brake component is used for moving upwards or downwards, so that the high-temperature thread steel rolls onto the brake inclined surface along the gradient of the initial inclined surface and conveys the high-temperature thread steel on the input roller to the cooling bed straightening plate; the utility model discloses can pass through rolling mode uninstallation to high temperature deformed steel bar on the cold bed, little to the damage of high temperature deformed steel bar, the qualification rate is high, improves production efficiency.
Description
Technical Field
The utility model belongs to steel rolling production field especially relates to a carry and shift to the device of cold bed to high temperature screw-thread steel in steel rolling production.
Background
Steel rolling, in which a steel ingot is changed between rotating rollers, and a pressure processing process of a billet shape is called steel rolling. The purpose of rolling is the same as other press working, on the one hand, to obtain the desired shape, for example: steel plates, strip steels, wire rods, and various types of steel sections; on the other hand, in order to improve the internal quality of steel, common automobile plates, bridge steel, boiler steel, pipeline steel, deformed steel, steel bars, electrical silicon steel, galvanized plates and tin-plated plates, including train wheels, are processed by a steel rolling process.
The steel rolling method can be divided into hot rolling and cold rolling according to different rolling temperatures; longitudinal rolling, transverse rolling and skew rolling can be divided according to different relative motion relations between a rolled piece and a roller during rolling; general rolling and special rolling can be further classified according to the forming characteristics of the rolled product. The periodic rolling, the spinning rolling, the bending forming and the like all belong to special rolling methods.
Deformed steel bar is commonly known as hot-rolled ribbed steel bar, and the mark of the common hot-rolled steel bar consists of HRB and the minimum value of the yield point of the mark. In the steel rolling production, the high-temperature deformed steel bar needs to be rolled and then is transported to a cooling bed for natural or artificial cooling, but the temperature of the high-temperature deformed steel bar is 880-920 ℃, the working environment is severe, the performance of equipment for transporting the deformed steel bar needs to be high, the deformed steel bar is transported by using a roller way in the prior art, but when the deformed steel bar is transported to the vicinity of the cooling bed, the deformed steel bar is unloaded on the cooling bed in a natural falling mode, the deformed steel bar is easily damaged, and the qualification rate is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a carry and shift to the device of cold bed to high temperature screw-thread steel in steel rolling production to the solution is when transporting near to the cold bed, through the form uninstallation that falls naturally, produces the damage to the screw-thread steel easily on the cold bed, influences the problem of qualification rate.
The utility model adopts the following technical scheme: a device for conveying and transferring high-temperature deformed steel bars to a cooling bed in steel rolling production is composed of a plurality of conveying units which are sequentially arranged, wherein the conveying units are used for conveying the high-temperature deformed steel bars to a straightening plate of the cooling bed for cooling and straightening,
each conveying unit includes:
an input motor, an output end of which is provided with an input roller, the input roller is loaded with high-temperature screw-thread steel and is used for transporting the high-temperature screw-thread steel, the input roller is arranged to incline downwards to form an initial inclined plane,
the braking piece is used for moving upwards or downwards to enable the braking inclined plane and the initial inclined plane to be in the same plane, then the high-temperature deformed steel bar rolls onto the braking inclined plane along the gradient of the initial inclined plane, and the high-temperature deformed steel bar on the input roller is conveyed to the cooling bed straightening plate.
Further, the stopper includes:
the brake top plate is obliquely arranged, the upper plate surface of the brake top plate is a brake inclined surface,
a support column positioned below the braking top plate, the upper end of the support column is fixedly connected with the braking top plate,
the movable oil cylinder is positioned below the supporting column, the piston end of the movable oil cylinder is fixedly connected with the supporting column and is used for driving the supporting column and the brake top plate to move up and down, and when the movable oil cylinder moves down, the initial inclined plane and the brake inclined plane are in the same plane, so that the high-temperature deformed steel conveyed to a preset position is guaranteed to roll onto the brake inclined plane from the initial inclined plane; when the movable oil cylinder moves upwards, the braking inclined surface is higher than the initial inclined surface, and the braking inclined surface and the receiving plate of the cooling bed straightening plate are in the same plane, so that the high-temperature deformed steel bar rolls onto the cooling bed straightening plate from the braking inclined surface.
Furthermore, the support column is a cuboid or a cube with the top surface being an inclined plane, the inclination angle of the top surface of the support column is the same as that of the braking top plate, the size and the shape of the top surface of the support column are matched with those of the braking top plate, and the gap between one side surface of the support column close to the input roller and the input roller is smaller than the diameter of any high-temperature deformed steel bar.
Furthermore, one side surface of the support column close to the input roller is a first sliding surface, a plurality of first support rods are fixedly connected to two vertical edges of the first sliding surface, the direction of each first support rod is perpendicular to the first sliding surface, and one end of each first support rod is fixedly connected with the support column;
the parallel first slip surface still is provided with first slip roller, and first slip roller level sets up, and its both ends respectively with the other end fixed connection of two first branches of relative setting, installs first gyro wheel on the first slip roller, and when first gyro wheel was used for braking roof upward movement, the high temperature screw-thread steel that is located on the input roll was slided along first slip surface, reduced the damage of high temperature screw-thread steel to the support column, carried high temperature screw-thread steel.
Furthermore, a rolling vertical plate is arranged on one surface, close to the support column, of the cooling bed straightening plate, a second sliding surface is arranged on one surface, close to the support column, of the rolling vertical plate, the second sliding surface and the first sliding surface are parallel to each other, a plurality of second supporting rods are fixedly connected to two vertical edges of the second sliding surface, the direction of each second supporting rod is perpendicular to the second sliding surface, and one end of each second supporting rod is fixedly connected with the rolling vertical plate;
the parallel second glide plane still is provided with the second slip roller, and the second slip roller level sets up, and its both ends respectively with the other end fixed connection of two second branches of relative setting, installs the second gyro wheel on the second slip roller, when the second gyro wheel is used for the brake roof downstream, the high temperature screw-thread steel that is located on the brake roof slides along the second gyro wheel, reduces the damage of high temperature screw-thread steel to the rolling riser.
Furthermore, the free end of the input roller is sleeved with an alloy sleeve, the alloy sleeve is used for protecting the input roller, the input roller is prevented from being damaged by high-temperature deformed steel, and the outer wall of the alloy sleeve is plated with chromium.
Further, the angle between the input roller and the horizontal plane is 15 degrees.
The utility model has the advantages that: the utility model can unload the high temperature deformed steel bar on the cooling bed in a rolling way, has little damage to the high temperature deformed steel bar and high qualification rate, and improves the production efficiency; the input roller is plated with chrome, the normal service life of the input roller reaches 3 months and 45 ten thousand tons, and the high-efficiency conveying requirement of the small-specification deformed steel bar is met; hanging steel of small-size high-temperature deformed steel bars is obviously reduced, the rolling rhythm is guaranteed, the quality of finished steel products is guaranteed, the conveying operation efficiency of a cooling bed is improved, and the labor intensity of finishing workers is obviously reduced; the consumption of spare parts of the input roller is obviously reduced, and the steel rolling benefit is improved.
Drawings
FIG. 1 is a schematic view of the brake of the present invention moving to the maximum limit position;
FIG. 2 is a schematic view of the brake of the present invention moving to the lowest limit;
fig. 3 is a schematic structural diagram of the rolling vertical plate of the present invention.
Wherein: 1. inputting a motor; 2. an input roller; 3. a cooling bed straightening plate; 4. a stopper; 5. an initial bevel; 6. braking the inclined plane; 7. braking the top plate; 8. a support pillar; 9. a movable oil cylinder; 10. rolling the vertical plate; 11. a second sliding surface; 12. a second support bar; 13. a second sliding roller shaft; 14. a second roller.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses a carry and shift to device of cold bed to high temperature screw-thread steel in steel rolling production, as shown in figure 1 and figure 2, arrange in proper order by a plurality of conveying units and constitute, conveying unit is used for carrying high temperature screw-thread steel and cools off and straightens to going up on the cold bed leveling board 3. The roller way is used for transporting the deformed steel bar in the prior art, but when the deformed steel bar is transported to the position near a cooling bed, the deformed steel bar is unloaded on the cooling bed in a natural falling mode, the deformed steel bar is easy to damage, and the qualified rate is influenced.
The utility model can unload the high temperature deformed steel bar on the cooling bed in a rolling way, has little damage to the high temperature deformed steel bar and high qualification rate, and improves the production efficiency; the input roller 2 is plated with chrome, the normal service life of the input roller 2 reaches 3 months and 45 ten thousand tons, and the high-efficiency conveying requirement of the small-specification deformed steel bar is met; hanging steel of small-size high-temperature deformed steel bars is obviously reduced, the rolling rhythm is guaranteed, the quality of finished steel products is guaranteed, the conveying operation efficiency of a cooling bed is improved, and the labor intensity of finishing workers is obviously reduced; the spare parts consumption of the input roller 2 is obviously reduced, and the steel rolling benefit is improved.
Each conveying unit comprises an input motor 1 and a braking part 4, an input roller 2 is installed at the output end of the input motor 1, high-temperature thread steel is loaded on the input roller 2, the input roller 2 is used for conveying the high-temperature thread steel, an initial inclined plane 5 is formed by downward inclination of the input roller 2, the included angle between the input roller 2 and the horizontal plane is 15 degrees, the top of the braking part 4 is a braking inclined plane 6, the braking inclined plane 6 is parallel to the initial inclined plane 5, the braking part 4 is used for moving upwards or downwards, the braking inclined plane 6 and the initial inclined plane 5 are in the same plane, further the high-temperature thread steel rolls to the braking inclined plane 6 along the gradient of the initial inclined plane 5, and the high-temperature thread steel positioned on the input roller 2 is conveyed to the cooling bed straightening plate 3.
The braking part 4 comprises a braking top plate 7, a supporting column 8 and a movable oil cylinder 9, the braking top plate 7 is obliquely arranged, the upper plate surface of the braking top plate 7 is a braking inclined surface 6, the supporting column 8 is positioned below the braking top plate 7, the upper end of the supporting column 8 is fixedly connected with the braking top plate 7, the movable oil cylinder 9 is positioned below the supporting column 8, the piston end of the movable oil cylinder 9 is fixedly connected with the supporting column 8, the movable oil cylinder 9 is used for driving the supporting column 8 and the braking top plate 7 to move up and down, and when the movable oil cylinder 9 moves downwards, the initial inclined surface 5 and the braking inclined surface 6 are in the same plane, so that the high-temperature thread steel conveyed to a preset position is ensured to roll from the initial inclined surface 5 to the braking inclined surface 6; when the movable oil cylinder 9 moves upwards, the braking inclined plane 6 is higher than the initial inclined plane 5, the braking inclined plane 6 and the receiving plate of the cooling bed straightening plate are in the same plane, and then the high-temperature deformed steel bar rolls onto the cooling bed straightening plate 3 from the braking inclined plane 6.
The support column 8 is the cuboid or cube that the top surface is the inclined plane, the top surface of support column 8 is the same with the inclination of braking roof 7, the top surface of support column 8 suits with the size and the shape of braking roof 7, the clearance that a side of support column 8 is close to input roller 2 and input roller 2 is less than the diameter of arbitrary high temperature deformed steel bar, because high temperature deformed steel bar needs to pass through initial inclined plane 5 earlier, roll to the cooling bed leveling plate 3 on through braking inclined plane 6, and input roller 2 is the slope setting again, consequently, must have the gap between input roller 2 and the support column 8, in order to make things convenient for support column 8 up-and-down motion, but this gap must be little again, avoid the deformed steel bar of small dimension to drop from this gap, consequently, need adjust the gap between support column 8 and the input roller 2 to be less than the diameter of arbitrary high temperature deformed steel bar.
A side that support column 8 is close to input roller 2 is first glide plane, a plurality of first branches of fixedly connected with on two vertical borders along first glide plane, the trend of each first branch is perpendicular with first glide plane, the one end and the support column 8 fixed connection of each first branch, parallel first glide plane still is provided with first slip roller, first slip roller level sets up, and its both ends respectively with the other end fixed connection of two first branches of relative setting, install first gyro wheel on the first slip roller, when first gyro wheel is used for 7 upward movement of brake roof, the high temperature screw-thread steel that is located on input roller 2 slides along first glide plane, reduce the damage of high temperature screw-thread steel to support column 8.
As shown in fig. 3, a rolling vertical plate 10 is arranged on one surface of the cooling bed straightening plate 3 close to the support column 8, a second sliding surface 11 is arranged on one surface of the rolling vertical plate 10 close to the support column 8, the second sliding surface 11 and the first sliding surface are parallel to each other, a plurality of second support rods 12 are fixedly connected to two vertical edges of the second sliding surface 11, the direction of each second support rod 12 is perpendicular to the second sliding surface 11, one end of each second support rod 12 is fixedly connected with the rolling vertical plate 10, a second sliding roller 13 is further arranged parallel to the second sliding surface 11, the second sliding roller 13 is horizontally arranged, and two ends of the second sliding roll shaft are respectively fixedly connected with the other ends of the two second supporting rods 12 which are oppositely arranged, a second roller 14 is arranged on the second sliding roll shaft 13, when the second roller 14 is used for braking the top plate 7 to move downwards, the high-temperature thread steel on the braking top plate 7 slides along the second roller 14, so that the damage of the high-temperature thread steel to the rolling vertical plate 10 is reduced.
The free end of the input roller 2 is sleeved with the alloy sleeve, the alloy sleeve is used for protecting the input roller 2, the input roller 2 is prevented from being damaged by high-temperature deformed steel, the outer wall of the alloy sleeve is plated with chromium, the input roller 2 in the steel rolling production field is in direct contact with the high-temperature deformed steel, the temperature of the high-temperature deformed steel is 880-920 ℃, the working environment is severe, the wear resistance and the temperature resistance of the input roller 2 must be high, when the small-specification deformed steel is rolled, due to the improvement of the rolling process, when the 12 deformed steel is rolled in five-segment mode, the yield per unit time is improved, the input roller 2 is abraded fast, the groove grinding depth exceeds 2mm only can be maintained for 20 days, the turning operation of the conveyed deformed steel is affected, at the moment, the input roller 2 must be replaced, the normal state can be recovered, and the yield of the input roller 2 in the small-specification deformed steel per hour is improved.
The problem of wear resistance of the input roller 2 is particularly prominent in the production process of small-specification deformed steel bars, and the existing input roller 2 has some defects under the condition of increasing the yield of the small-specification deformed steel bars in hours:
1. the steel rolling speed is improved, the steel amount is greatly increased in hours, the temperature and the speed are obviously improved in the steel input process compared with the prior art, the hardness of the steel is reduced, the toughness is enhanced, and the friction of the steel in the input process is increased, so that the abrasion of the input roller 2 is aggravated.
2. The steel amount is increased after the hour, the five-cutting process causes the increase of the steel row on the surface of the input roller 2, the heat conduction in unit time is increased, the temperature of the input roller 2 is increased, and the abrasion of the input roller 2 is aggravated.
3. The abrasion of the input roller 2 is aggravated, so that the speed of conveying steel is difficult to adjust, and meanwhile, when the abrasion is light, steel hanging and steel bending are caused, the yield is influenced, and the labor intensity of workers is increased rapidly; when the abrasion is large, the machine error such as steel flying is caused, and the steel rolling production is seriously influenced.
4. The input roller 2 is worn in a short time, so that frequent scheduled shutdown inspection and replacement misoperation are caused, and the steel rolling production is influenced.
In order to adapt to the change of the abrasion resistance of the alloy sleeve of the input roller due to the poor conveying condition, the high-chromium material is adopted to perform spray welding treatment on the surface of the alloy sleeve, so that the abrasion resistance problem is solved, and the costs of bending of the related hanging steel, steel flying, false machine and the like are reduced. The alloy sleeve in the utility model is practically used, the wear resistance is greatly improved, the situation that no spray welding layer is completely worn in 3 months can be achieved, and the durability of the input roller 2 is obviously improved; the cost of bending of the related hanging steel, steel flying mismachine and the like is greatly reduced, the service life of the input roller 2 is obviously prolonged, and the normal conveying of the small-specification high-temperature deformed steel bar is ensured.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The device for conveying and transferring the high-temperature deformed steel bar to a cooling bed in the steel rolling production is characterized by comprising a plurality of conveying units which are sequentially arranged, wherein the conveying units are used for conveying the high-temperature deformed steel bar to a straightening plate (3) of the cooling bed for cooling and straightening,
each of the conveying units includes:
the device comprises an input motor (1), an input roller (2) is installed at the output end of the input motor, high-temperature screw steel is loaded on the input roller (2), the input roller (2) is used for transporting the high-temperature screw steel, the input roller (2) is arranged to incline downwards to form an initial inclined plane (5),
the braking piece (4) is provided with a braking inclined surface (6) at the top, the braking inclined surface (6) is parallel to the initial inclined surface (5), the braking piece (4) is used for moving upwards or downwards, so that the braking inclined surface (6) and the initial inclined surface (5) are in the same plane, further, the high-temperature deformed steel bar rolls onto the braking inclined surface (6) along the gradient of the initial inclined surface (5), and the high-temperature deformed steel bar positioned on the input roller (2) is conveyed onto the cooling bed straightening plate (3).
2. The apparatus for conveying and transferring high-temperature deformed steel bars to a cooling bed in steel rolling production according to claim 1, wherein the braking member (4) comprises:
a brake top plate (7) which is obliquely arranged, the upper plate surface of the brake top plate is a brake inclined surface (6),
a supporting column (8) which is positioned below the braking top plate (7), the upper end of the supporting column is fixedly connected with the braking top plate (7),
the movable oil cylinder (9) is positioned below the supporting column (8), the piston end of the movable oil cylinder is fixedly connected with the supporting column (8) and is used for driving the supporting column (8) and the brake top plate (7) to move up and down, and when the movable oil cylinder (9) moves downwards, the initial inclined plane (5) and the brake inclined plane (6) are in the same plane, so that the high-temperature thread steel conveyed to a preset position is guaranteed to roll from the initial inclined plane (5) to the brake inclined plane (6); when the movable oil cylinder (9) moves upwards, the braking inclined plane (6) is higher than the initial inclined plane (5), the braking inclined plane (6) and the receiving plate of the cooling bed straightening plate are in the same plane, and then the high-temperature deformed steel bar rolls onto the cooling bed straightening plate (3) from the braking inclined plane (6).
3. The device for conveying and transferring the high-temperature deformed steel bar to the cooling bed in the steel rolling production is characterized in that the supporting column (8) is a cuboid or a cube with a bevel-shaped top surface, the top surface of the supporting column (8) has the same inclination angle with the braking top plate (7), the top surface of the supporting column (8) is matched with the braking top plate (7) in size and shape, and the gap between one side surface of the supporting column (8) close to the input roller (2) and the input roller (2) is smaller than the diameter of any high-temperature deformed steel bar.
4. The device for conveying and transferring the high-temperature deformed steel bars to the cooling bed in the steel rolling production is characterized in that one side surface of the supporting column (8) close to the input roller (2) is a first sliding surface, a plurality of first supporting rods are fixedly connected to two vertical edges of the first sliding surface, the direction of each first supporting rod is perpendicular to the first sliding surface, and one end of each first supporting rod is fixedly connected with the supporting column (8);
it is parallel first glide plane still is provided with first slip roller, first slip roller level sets up, and its both ends respectively with the other end fixed connection of two first branches of relative setting, install first gyro wheel on the first slip roller, when first gyro wheel is used for braking roof (7) upward movement, the high temperature screw-thread steel that is located on input roller (2) slides along first glide plane, reduces the damage of high temperature screw-thread steel to support column (8), carries high temperature screw-thread steel.
5. The device for conveying and transferring the high-temperature deformed steel bar to the cooling bed in the steel rolling production is characterized in that one surface, close to the supporting column (8), of the straightening plate (3) of the cooling bed is provided with a rolling vertical plate (10), one surface, close to the supporting column (8), of the rolling vertical plate (10) is a second sliding surface (11), the second sliding surface (11) and the first sliding surface are parallel to each other, a plurality of second supporting rods (12) are fixedly connected to two vertical edges of the second sliding surface (11), the direction of each second supporting rod (12) is perpendicular to the second sliding surface (11), and one end of each second supporting rod (12) is fixedly connected with the rolling vertical plate (10);
and a second sliding roller shaft (13) is further arranged in parallel to the second sliding surface (11), the second sliding roller shaft (13) is horizontally arranged, two ends of the second sliding roller shaft are fixedly connected with the other ends of the two second supporting rods (12) which are oppositely arranged, a second roller (14) is installed on the second sliding roller shaft (13), and when the second roller (14) is used for braking the top plate (7) to move downwards, high-temperature thread steel positioned on the braking top plate (7) slides along the second roller (14), so that the damage of the high-temperature thread steel to the rolling vertical plate (10) is reduced.
6. The device for conveying and transferring the high-temperature deformed steel bar to the cooling bed in the steel rolling production is characterized in that the free end sleeve of the input roller (2) is provided with an alloy sleeve, the alloy sleeve is used for protecting the input roller (2) and avoiding the high-temperature deformed steel bar from damaging the input roller (2), and the outer wall of the alloy sleeve is plated with chromium.
7. The apparatus for conveying and transferring high-temperature deformed steel bars to a cooling bed in steel rolling production according to claim 6, wherein the angle between the input roller (2) and the horizontal plane is 15 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022955874.6U CN214601056U (en) | 2020-12-11 | 2020-12-11 | Device for conveying and transferring high-temperature deformed steel bar to cooling bed in steel rolling production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022955874.6U CN214601056U (en) | 2020-12-11 | 2020-12-11 | Device for conveying and transferring high-temperature deformed steel bar to cooling bed in steel rolling production |
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| CN214601056U true CN214601056U (en) | 2021-11-05 |
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| CN202022955874.6U Active CN214601056U (en) | 2020-12-11 | 2020-12-11 | Device for conveying and transferring high-temperature deformed steel bar to cooling bed in steel rolling production |
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