CN220111967U - Anti-arch withdrawal and straightening machine for steel billets - Google Patents
Anti-arch withdrawal and straightening machine for steel billets Download PDFInfo
- Publication number
- CN220111967U CN220111967U CN202320927315.5U CN202320927315U CN220111967U CN 220111967 U CN220111967 U CN 220111967U CN 202320927315 U CN202320927315 U CN 202320927315U CN 220111967 U CN220111967 U CN 220111967U
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- Prior art keywords
- straightening
- press rolls
- straightening machine
- arch
- steel billet
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 239000007921 spray Substances 0.000 claims abstract description 26
- 238000005096 rolling process Methods 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 238000007664 blowing Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a steel billet arch-preventing withdrawal and straightening machine, which comprises: the straightening machine comprises a tension leveler frame, straightening press rolls, and an air blowing barrel and a cooling spray assembly which are fixedly arranged on the inner side of the tension leveler frame, wherein the number of the straightening press rolls is several and uniformly divided into two groups, the two groups of straightening press rolls are symmetrically arranged on the inner side of the tension leveler frame, the straightening press rolls of each group are vertically and parallelly arranged on the inner side of the tension leveler frame, a driving frame is fixedly arranged on one side of the tension leveler frame, a driving motor is fixedly arranged on the surface of the driving frame, a main shaft rod is arranged on one side of the straightening press rolls, driving teeth are fixedly sleeved on the surface of the main shaft rod, and a transmission chain connected with the driving motor in a transmission manner is sleeved on the surface of the driving teeth. According to the utility model, the novel anti-arch tension leveler structure is arranged, the anti-arch tension leveler is fixed at the tail end of the tension leveler, rolling transmission is carried out on the edges of two sides of a formed steel billet through the straightening press roll, and cooling is carried out, and in the process, the straightening press roll is utilized to pull the two sides of the steel billet, so that the arch caused by cooling shrinkage of the steel billet is avoided.
Description
Technical Field
The utility model relates to the technical field of steel billet withdrawal and straightening machines, in particular to a steel billet arch-preventing withdrawal and straightening machine.
Background
The billet withdrawal and straightening machine is a device commonly used in the steel production process and is used for stretching and straightening the heated billet to reach the required size and shape. The billet withdrawal and straightening machine is generally composed of a frame, a winch, a traction system, a straightening system, a control system and the like.
The working process of the billet withdrawal and straightening machine comprises the following steps: 1. and taking the preheated steel billet out of the heating furnace, and conveying the steel billet into a withdrawal and straightening machine through a winch. 2. The billet is drawn to a desired length by a drawing system and is straightened. 3. The billet is straightened to the desired shape by a straightening system. 4. After withdrawal and straightening are completed, the billet needs to be kept at a high temperature continuously so as to be processed in the next step. Therefore, in the whole withdrawal and straightening process, the height Wen Danshi needs to be kept high after the withdrawal and straightening is completed, and if the billet is cooled unevenly, the problem of arching and bending can occur on two sides of the billet. This is because the stresses in the billet are not uniform, which causes deformation during cooling, and thus has certain drawbacks. In view of the above, the present utility model has been made in view of the above problems, and it is an object of the present utility model to provide a steel billet arch preventing and straightening machine that solves the problems and improves the practical value.
Disclosure of Invention
The present utility model aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the utility model is as follows: an anti-arch steel billet withdrawal and straightening machine comprising: the straightening machine comprises a straightening machine frame, straightening press rolls, and an air blowing barrel and a cooling spray assembly which are fixedly arranged on the inner side of the straightening machine frame, wherein the number of the straightening press rolls is several and is divided into two groups, the two groups of the straightening press rolls are symmetrically arranged on the inner side of the straightening machine frame, the straightening press rolls of each group are vertically and parallelly arranged on the inner side of the straightening machine frame, a driving frame is fixedly arranged on one side of the straightening machine frame, a driving motor is fixedly arranged on the surface of the driving frame, a driving shaft rod is arranged on one side of the straightening press rolls, driving teeth are fixedly sleeved on the surface of the driving teeth, a transmission chain connected with the driving motor is sleeved on the surface of the straightening press rolls, rolling convex strips are arranged on the surface of the straightening press rolls, and the air blowing barrel and the cooling spray assembly are respectively positioned on the upper portion and the lower portion of the straightening press rolls.
The present utility model may be further configured in a preferred example to: the surface of the tension leveler frame is fixedly provided with a fixing seat, the surface of the fixing seat is slidably provided with an adjusting shaft seat sleeved on the surface of the main shaft rod, and the surface of the fixing seat is provided with an adjusting screw rod movably connected with the top surface of the adjusting shaft seat.
The present utility model may be further configured in a preferred example to: each group of straightening press rollers are alternately arranged, and a space is arranged between the straightening press rollers.
The present utility model may be further configured in a preferred example to: the rolling convex strips are of spiral convex strip structures, the spiral rotation directions of the rolling convex strips on the surfaces of the straightening press rolls on two sides of the tension leveler frame are opposite, and the rolling convex strips are of soft steel strip structures and are embedded into the surfaces of the straightening press rolls.
The present utility model may be further configured in a preferred example to: the cooling spray assembly comprises a cooling spray assembly, wherein the input end of the cooling spray assembly is communicated with a water pump assembly for continuously conveying water, a plurality of evenly distributed atomizing spray heads are arranged on the surface of the cooling spray assembly, and the atomizing spray heads are ultrasonic atomizers.
The present utility model may be further configured in a preferred example to: the inside of the blast cylinder is provided with a rotary drum and a brushless motor for driving the rotary drum to move, the bottom surface of the blast cylinder is provided with an air inlet grille for cooling the surface of the spraying assembly in opposite directions, and the top surface of the blast cylinder is provided with an air outlet.
The beneficial effects obtained by the utility model are as follows:
1. according to the utility model, the novel anti-arch withdrawal and straightening machine structure is arranged, the anti-arch withdrawal and straightening machine is fixed at the tail end of the withdrawal and straightening machine, rolling transmission is carried out on the edges of two sides of a formed steel billet through the straightening press roll, and cooling is carried out, in the process, the straightening press roll is used for pulling the two sides of the steel billet, so that the arch caused by cooling shrinkage of the steel billet is avoided, and a certain transverse rolling force is kept on the steel billet through the rotation of the surface rolling convex strip structure, so that the tension on the surface of the steel billet is kept, and the arch phenomenon of the steel billet is further avoided.
2. According to the utility model, the cooling spray assembly structure is arranged on the inner side of the withdrawal and straightening machine frame, the surface of the steel billet is uniformly cooled by the atomized steam, deformation and bending of the steel billet caused by uneven local cooling are avoided, a negative pressure environment is manufactured above the steel billet and the cooling spray assembly by the blower tube, the steam absorption is carried out, the atomized steam rising movement is guided, the contact efficiency of the steam and the surface of the steel billet is improved, and the cooling effect is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of a frame structure of a tension leveler according to an embodiment of the present utility model;
FIG. 3 is a schematic view showing the structure of a straightening press roll according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a blower cartridge and cooling spray assembly according to one embodiment of the utility model.
Reference numerals:
100. a withdrawal and straightening machine frame; 110. a drive rack; 120. a fixing seat; 130. a drive chain; 111. a driving motor; 121. adjusting the shaft seat;
200. straightening a compression roller; 210. a main shaft lever; 220. rolling the convex strips; 211. a drive tooth;
300. an air blowing tube; 400. cooling the spray assembly.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
Some embodiments of the utility model provide a steel billet arch preventing withdrawal and straightening machine with reference to the accompanying drawings.
Referring to fig. 1 to 4, the present utility model provides a steel billet arch preventing withdrawal and straightening machine, comprising: the straightening machine comprises a straightening machine frame 100, straightening press rolls 200, and a blast cylinder 300 and a cooling spray assembly 400 which are fixedly arranged on the inner side of the straightening machine frame 100, wherein the number of the straightening press rolls 200 is several and is divided into two groups, the two groups of the straightening press rolls 200 are symmetrically arranged on the inner side of the straightening machine frame 100, the straightening press rolls 200 of each group are vertically and parallelly arranged on the inner side of the straightening machine frame 100, a driving frame 110 is fixedly arranged on one side of the straightening machine frame 100, a driving motor 111 is fixedly arranged on the surface of the driving frame 110, a main shaft rod 210 is arranged on one side of the straightening press rolls 200, driving teeth 211 are fixedly sleeved on the surface of the main shaft rod 210, a transmission chain 130 in transmission connection with the driving motor 111 is sleeved on the surface of the driving teeth 211, rolling convex strips 220 are arranged on the surface of the straightening press rolls 200, and the blast cylinder 300 and the cooling spray assembly 400 are respectively positioned above and below the straightening press rolls 200.
In this embodiment, a fixing base 120 is fixedly installed on the surface of the tension leveler frame 100, an adjusting shaft seat 121 sleeved on the surface of the spindle rod 210 is slidably installed on the surface of the fixing base 120, and an adjusting screw rod movably connected to the top surface of the adjusting shaft seat 121 is disposed on the surface of the fixing base 120.
Further, each set of straightening press rolls 200 is arranged alternately, and a space is provided between the straightening press rolls 200.
Specifically, the installation of the straightening press roller 200 can be performed through the fixing seat 120 and the adjusting shaft seat 121, and the space between the straightening press rollers 200 can be adjusted to perform the straightening traction work of billets with different thicknesses.
In this embodiment, the rolling raised strips 220 are in a spiral raised strip structure, and the rolling raised strips 220 on the surfaces of the straightening press rolls 200 on both sides of the straightening frame 100 are in opposite spiral directions, and the rolling raised strips 220 are in a soft steel strip structure and are embedded in the surfaces of the straightening press rolls 200.
Specifically, the straightening press roll 200 rotates to press the surface of the steel billet, a certain transverse traction effect is generated by the contact of the rolling raised strips 220 with the surface of the steel billet, the surface tension of the steel billet is maintained, and the soft steel strip has certain deformation elasticity to avoid indentation on the surface of the steel billet.
In this embodiment, the input end of the cooling spray assembly 400 is communicated with a water pump assembly for continuously delivering water, the surface of the cooling spray assembly 400 is provided with a plurality of uniformly distributed atomizing nozzles, and the atomizing nozzles are ultrasonic atomizers.
Specifically, fine water mist is sprayed in an ultrasonic atomization split mode to uniformly contact the surface of a moving steel billet, so that rapid and uniform cooling is performed, and the deformation of the steel billet caused by remarkable local cooling is avoided.
In this embodiment, a drum and a brushless motor for driving the drum are provided inside the air drum 300, an air inlet grille for facing the surface of the cooling spray assembly 400 is provided on the bottom surface of the air drum 300, and an air outlet is provided on the top surface of the air drum 300.
Specifically, the blower tube 300 is used for manufacturing a negative pressure environment above the steel billet and the cooling spray assembly 400, absorbing water vapor and guiding atomized water vapor to ascend, so that the contact efficiency of the water vapor and the steel billet surface is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (6)
1. A steel blank arch-preventing withdrawal and straightening machine, comprising: the straightening machine comprises a straightening machine frame (100), straightening press rolls (200) and a blowing cylinder (300) and a cooling spray assembly (400) which are fixedly arranged on the inner side of the straightening machine frame (100), wherein the number of the straightening press rolls (200) is a plurality of groups and is divided into two groups, the straightening press rolls (200) are symmetrically arranged on the inner side of the straightening machine frame (100), the straightening press rolls (200) of each group are vertically and parallelly arranged on the inner side of the straightening machine frame (100), a driving frame (110) is fixedly arranged on one side of the straightening machine frame (100), a driving motor (111) is fixedly arranged on one side of the driving frame (110), driving teeth (211) are fixedly sleeved on one side of the straightening press rolls (200) in a sleeved mode, driving chains (130) in transmission connection with the driving motor (111) are sleeved on the surfaces of the driving teeth (211), rolling convex strips (220) are arranged on the surfaces of the straightening press rolls (200), and the blowing cylinder (300) and the cooling spray assembly (400) are respectively located below the straightening press rolls (200).
2. The steel billet arch-preventing withdrawal and straightening machine according to claim 1, wherein a fixing seat (120) is fixedly arranged on the surface of the withdrawal and straightening machine frame (100), an adjusting shaft seat (121) sleeved on the surface of a main shaft rod (210) is slidably arranged on the surface of the fixing seat (120), and an adjusting screw rod movably connected with the top surface of the adjusting shaft seat (121) is arranged on the surface of the fixing seat (120).
3. The steel billet arch-preventing withdrawal and straightening machine according to claim 1, wherein each set of straightening press rolls (200) is alternately arranged, and a space is provided between the straightening press rolls (200).
4. The steel billet arch prevention withdrawal and straightening machine according to claim 1, wherein the rolling raised strips (220) are in a spiral raised strip structure, the spiral rotation directions of the rolling raised strips (220) on the surfaces of the straightening press rolls (200) on two sides of the withdrawal and straightening machine frame (100) are opposite, and the rolling raised strips (220) are in a soft steel strip structure and are embedded in the surfaces of the straightening press rolls (200).
5. The steel billet arch-preventing withdrawal and straightening machine according to claim 1, wherein the input end of the cooling spray assembly (400) is communicated with a water pump assembly for continuously conveying water, a plurality of evenly distributed atomizing spray heads are arranged on the surface of the cooling spray assembly (400), and the atomizing spray heads are ultrasonic atomizers.
6. The steel billet arch-preventing withdrawal and straightening machine according to claim 1, wherein a rotary drum and a brushless motor for driving the rotary drum to move are arranged in the blast cylinder (300), an air inlet grille for cooling the surface of the spray assembly (400) in opposite directions is arranged on the bottom surface of the blast cylinder (300), and an air outlet is arranged on the top surface of the blast cylinder (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320927315.5U CN220111967U (en) | 2023-04-21 | 2023-04-21 | Anti-arch withdrawal and straightening machine for steel billets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320927315.5U CN220111967U (en) | 2023-04-21 | 2023-04-21 | Anti-arch withdrawal and straightening machine for steel billets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220111967U true CN220111967U (en) | 2023-12-01 |
Family
ID=88896091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320927315.5U Active CN220111967U (en) | 2023-04-21 | 2023-04-21 | Anti-arch withdrawal and straightening machine for steel billets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220111967U (en) |
-
2023
- 2023-04-21 CN CN202320927315.5U patent/CN220111967U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |