CN219664858U - Spinning drawing machine for spinning steel pipe - Google Patents
Spinning drawing machine for spinning steel pipe Download PDFInfo
- Publication number
- CN219664858U CN219664858U CN202223546053.2U CN202223546053U CN219664858U CN 219664858 U CN219664858 U CN 219664858U CN 202223546053 U CN202223546053 U CN 202223546053U CN 219664858 U CN219664858 U CN 219664858U
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- spinning
- steel pipe
- machine
- roller
- steel
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- 238000009987 spinning Methods 0.000 title claims abstract description 105
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 56
- 239000010959 steel Substances 0.000 title claims abstract description 56
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000010622 cold drawing Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229910000851 Alloy steel Inorganic materials 0.000 abstract description 3
- 239000010935 stainless steel Substances 0.000 abstract description 3
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 3
- 239000010720 hydraulic oil Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
A three-roller spinning drawing machine is a spinning device for spinning a steel pipe without rotation and a spinning roller bracket with rotation, and is characterized in that: the three spinning rollers are uniformly distributed on the disc frame, and the main transmission drives the spinning system consisting of a main hydraulic oil cylinder, a short core rod and pull rod mechanism and a tube pushing mechanism of the two oil cylinders, wherein the hydraulic thin oil system and the PLC control system realize the feeding of the main oil cylinder and the rotation proportion of the spinning rollers to jointly form a three-spinning roller spinning and pulling machine, so that the spinning of the outer diameter of a steel tube is 219-610 mm, the length of the spinning steel tube reaches 12m, the spinning force of the spinning roller reaches 30 tons, and the spinning machine can be widely applied to the spinning production of gas cylinder steel tubes, high alloy steel tubes, stainless steel tubes and high strength steel tubes; due to the adoption of the three-spinning wheel structure, symmetrical spinning and offset spinning can be realized.
Description
Technical Field
The utility model relates to a spinning drawing machine for spinning steel pipes, which is mainly used in the field of production of large-medium caliber thin-wall spinning steel pipes.
Background
Spinning is an advanced plastic processing technology with less cutting processing, which integrates the technological characteristics of forging, stretching, extrusion, bending, ring rolling, transverse rolling, rolling and the like. The spinning technology is widely applied to the fields of military industry, nuclear power, high-requirement pressure vessels, nonferrous metal processing and the like, and in recent years, the spinning technology gradually enters the field of production of large-medium caliber thin-wall seamless steel pipes, in particular to the production of large-medium caliber high-strength steel pipes, high-requirement alloy steel pipes and stainless steel pipes.
Disclosure of Invention
The utility model aims at overcoming the defects and aims at providing a spinning drawing machine for spinning steel pipes, which improves the production efficiency of the spinning steel pipes and the surface quality of the spinning steel pipes.
The technical scheme adopted by the utility model is as follows: the spinning drawing machine for spinning the steel pipe comprises a spinning machine, wherein a spinning wheel disc for installing a spinning wheel is arranged on the spinning machine, and the steel pipe penetrates through a space formed by each spinning wheel disc of the spinning machine;
one end of the steel pipe is provided with a main oil cylinder connected with the steel pipe, the other end of the steel pipe is provided with a pushing oil cylinder connected with the steel pipe, and the pushing oil cylinder is connected with the steel pipe through an internal mold short core rod extending into the steel pipe.
Further, three spinning wheels are uniformly distributed on the spinning wheel disc.
Further, the main oil cylinder is connected to the steel pipe through a cold drawing trolley.
Further, the pushing oil cylinder drives the spinning wheel disc to rotate through a gear pair transmission mechanism.
The utility model has the advantages that: according to the utility model, the three-roller spinning drawing machine can realize the overlength spinning of the large and medium caliber steel pipe, and a symmetrical spinning process is realized, so that the production efficiency of the spun steel pipe and the surface quality of the spun steel pipe are greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the present adaptation type.
Fig. 2 is a side view of fig. 1.
In the figure, a spinning machine 1, a spinning wheel 2, a spinning wheel 3, a steel pipe 4, a main oil cylinder 5, a pushing oil cylinder 6, an inner mold 7 and a cold drawing trolley 8 are adopted.
Description of the embodiments
The spinning drawing machine for spinning the steel pipe comprises a spinning machine, wherein a spinning wheel disc for installing a spinning wheel is arranged on the spinning machine, and the steel pipe penetrates through a space formed by each spinning wheel disc of the spinning machine;
one end of the steel pipe is provided with a main oil cylinder connected with the steel pipe, the other end of the steel pipe is provided with a pushing oil cylinder connected with the steel pipe, and the pushing oil cylinder is connected with the steel pipe through an internal mold short core rod extending into the steel pipe.
Further, three spinning wheels are uniformly distributed on the spinning wheel disc.
Further, the main oil cylinder is connected to the steel pipe through a cold drawing trolley.
Further, the pushing oil cylinder drives the spinning wheel disc to rotate through a gear pair transmission mechanism.
The utility model will be further described to better understand the utility model: spinning principle: the steel tube spinning is cylindrical spinning, usually reverse spinning (the tail end of a blank is fixed, and the flow direction of the material is opposite to the feeding direction of a spinning roller); the spinning Mao Guantao is fixed on the spinning core rod, the parameters of the spinning roller are adjusted, the spinning roller rotates to spin, and meanwhile, the spinning core rod is longitudinally fed according to the set parameters, so that the steel pipe spinning is realized.
The three-roller spinning drawing machine is applied to large and medium caliber steel pipe spinning equipment in which a steel pipe workpiece does not rotate, a roller passively rotates along with a main shaft, and a roller mechanism rotates.
The three-roller spinning drawing machine consists of the following parts:
1) A disc frame provided with three spinning wheels is provided, and the three spinning wheels are uniformly arranged on the disc to form a spinning outer die with a fixed size; the spinning force of the single spinning roller reaches 30 tons;
2) The transmission system driven by direct current or alternating current in a variable frequency way realizes 0 to 300 revolutions per minute of the rotary wheel disc frame through a big gear pair and a small gear pair;
3) The drawing machine system comprises a main hydraulic oil cylinder, a short core rod, a pull rod mechanism and a pushing pipe mechanism of the two oil cylinders, wherein the maximum drawing force is 1500KN;
4) The ratio of feeding of the main oil cylinder and rotation of the spinning roller is realized through a PLC control system, and the numerical range of the spinning feeding ratio is 0-3 mm/rotation.
The three-roller spinning drawing machine is spinning equipment with a spinning steel pipe which does not rotate, and a spinning roller bracket rotates, so that the outer diameter of the steel pipe can be spun to 219-508 mm, the length of the spinning steel pipe reaches 12m, the single-roller spinning force reaches 30 tons, the feeding ratio of the spinning roller is 0-3 mm/rotation, and the three-roller spinning drawing machine can be widely applied to the spinning production of thin-wall high-strength steel pipes, high-alloy steel pipes and stainless steel pipes; due to the adoption of the three-spinning wheel structure, symmetrical spinning can be realized.
Claims (4)
1. The spinning drawing machine for spinning the steel pipe is characterized by comprising a spinning machine, wherein a spinning wheel disc for installing a spinning wheel is arranged on the spinning machine, and the steel pipe passes through a space formed by each spinning wheel disc of the spinning machine;
one end of the steel pipe is provided with a main oil cylinder connected with the steel pipe, the other end of the steel pipe is provided with a pushing oil cylinder connected with the steel pipe, and the pushing oil cylinder is connected with the steel pipe through an internal mold short core rod extending into the steel pipe.
2. The spin-draw machine for spinning steel pipes of claim 1, wherein three spin wheels are uniformly distributed on the spin wheel disc.
3. A spin-draw machine for spinning steel pipes as set forth in claim 1 wherein said master cylinder is connected to said steel pipes by a cold-drawing trolley.
4. The spinning drawing machine for spinning steel pipes according to claim 1, wherein the pushing cylinder drives the spinning wheel disc to rotate through a gear pair transmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223546053.2U CN219664858U (en) | 2022-12-30 | 2022-12-30 | Spinning drawing machine for spinning steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223546053.2U CN219664858U (en) | 2022-12-30 | 2022-12-30 | Spinning drawing machine for spinning steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219664858U true CN219664858U (en) | 2023-09-12 |
Family
ID=87919593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223546053.2U Active CN219664858U (en) | 2022-12-30 | 2022-12-30 | Spinning drawing machine for spinning steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219664858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117282773A (en) * | 2023-11-27 | 2023-12-26 | 扬州龙川能源装备有限公司 | Hot rolling head machine for seamless steel tube |
-
2022
- 2022-12-30 CN CN202223546053.2U patent/CN219664858U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117282773A (en) * | 2023-11-27 | 2023-12-26 | 扬州龙川能源装备有限公司 | Hot rolling head machine for seamless steel tube |
| CN117282773B (en) * | 2023-11-27 | 2024-03-19 | 扬州龙川能源装备有限公司 | Hot rolling head machine for seamless steel tube |
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