CN214185807U - Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device - Google Patents
Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device Download PDFInfo
- Publication number
- CN214185807U CN214185807U CN202022404596.5U CN202022404596U CN214185807U CN 214185807 U CN214185807 U CN 214185807U CN 202022404596 U CN202022404596 U CN 202022404596U CN 214185807 U CN214185807 U CN 214185807U
- Authority
- CN
- China
- Prior art keywords
- cooling
- cooling water
- shaft
- water inlet
- water outlet
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model provides a high frequency tubulation welding roller in-mold cooling shaft, the cooling shaft is inside to be equipped with the cooling water inlet flow way that accesss to cooling shaft one end and the cooling water outlet flow way that accesss to the cooling shaft other end in the mould, cooling water inlet flow way water inlet cooling water outlet flow way delivery port is located respective corresponding terminal surface respectively be equipped with the water pipe connector who feeds through with cooling water inlet flow way water inlet and cooling water outlet flow way delivery port on the cooling shaft terminal surface, all be located the cooling shaft side on cooling water inlet flow way delivery port and the cooling water outlet flow way water inlet. Adopt the welded pipe cooling device of above-mentioned cooling shaft in mould, play the effect of temperature reduction to welding roller mould and bearing, not only avoid the mould high temperature to damage and shut down the serious loss that causes, inside cooling water circulation in the mould, the welding bead contact cooling water of molten condition when more can not causing the welding has improved welding bead toughness, stabilizes production quality.
Description
Technical Field
The utility model relates to a steel pipe machining technical field, concretely relates to high frequency tubulation welding roller in mould cooling shaft and high frequency tubulation welding roller cooling device.
Background
When ERW high-frequency pipe manufacturing is welded, molten materials are extruded and solidified through a squeeze roll and a welding roll, and then the effect of steel pipe welding is achieved.
In order to solve the problem that cooling water directly contacts a melting welding bead, the conventional ERW pipe manufacturing method is that cotton cloth is fixed between a welding seat ox head and a welding roller, the cooling water is sprayed on the cloth, the welding roller is cooled by the sprayed cloth, and the sprayed cloth belt has less heat energy and is difficult to quantify the cooling amount, so that the welding roller and an inner bearing thereof are easily burnt and damaged, the continuous production line is stopped, the material and equipment are seriously lost in spreading, and the conventional EWR pipe manufacturing welding pass needs a cooling mode which avoids the cooling water from being sprayed on the welding bead and does not cause overheating of the welding roller and the bearing.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a high frequency tubulation welding roller in-mold cooling shaft reaches tubulation welding roller cooling device who uses this in-mold cooling shaft increases the cooling water runner in the in-mold cooling shaft, mutually supports with welding roller and bearing and cools down at inside welding roller mould and bearing, has improved welding bead toughness, stabilizes production quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high frequency tubulation welding roller in-mold cooling shaft, the cooling shaft is inside to be equipped with the cooling water inlet flow way that leads to cooling shaft one end and the cooling water outlet flow way that leads to the cooling shaft other end in the mould, cooling water inlet flow way water inlet and cooling water outlet flow way delivery port are located corresponding terminal surface separately be equipped with the water pipe connector who feeds through with cooling water inlet flow way water inlet and cooling water outlet flow way delivery port on the cooling shaft terminal surface, all be located the cooling shaft side on cooling water inlet flow way delivery port and the cooling water outlet flow way water inlet.
Furthermore, the water feeding pipe connectors on the two end faces of the in-mold cooling shaft are positioned in the center of the end faces.
Furthermore, the water pipe nozzle and the cooling shaft in the mold are integrally formed.
Furthermore, the cooling water inlet channel and the cooling water outlet channel are located in the same longitudinal section of the in-mold cooling shaft, and the water outlet of the cooling water inlet channel and the water outlet of the cooling water outlet channel are located on the same side of the longitudinal section.
Furthermore, the cooling water inlet channel and the cooling water outlet channel are located in the same longitudinal section of the in-mold cooling shaft, and the water outlet of the cooling water inlet channel and the water outlet of the cooling water outlet channel are located on opposite side edges of the longitudinal section.
Furthermore, the cooling water inlet flow channel and the cooling water outlet flow channel are positioned in different longitudinal sections of the in-mold cooling shaft.
Adopt the welded pipe cooling device of above-mentioned cooling shaft in mould, including welding roller, the interior cooling shaft of mould, the welding roller cover is established at bearing mould interior cooling shaft, and bearing fixed connection is passed through at both ends, the diameter of axle of cooling shaft is less than the aperture of welding roller in the mould, has the airtight annular space who is enclosed by welding roller inner wall, interior cooling shaft side and both ends bearing inside wall between the bearing of both ends, the epaxial cooling water inlet flow way delivery port of cooling water outlet flow way delivery port in the mould is located on the mould cooling shaft side that is located the annular space.
The cooling water flow channel is additionally arranged inside the cooling shaft in the high-frequency pipe-making welding roller die, the effect of reducing the temperature of the welding roller die and the bearing is achieved, the severe loss caused by high-temperature damage of the die and shutdown is avoided, the cooling water circulates inside the die, the welding bead in a molten state during welding can not be caused to contact with the cooling water, the toughness of the welding bead is improved, and the production quality is stabilized; because the general water pipe joint nozzle is required to be provided with internal threads at a fixed position and then fastened at the processed position by using the waterproof adhesive tape, the cooling shaft in the design mould synchronously considers the convenience and the practicability, the water inlet position and the body are designed into the integrated water pipe joint nozzle, the risk of loosening the joint nozzle is prevented, the failure risk of water leakage caused by low melting point due to the use of the waterproof adhesive tape is avoided; because the utility model discloses compare solid axle, the middle cooling water runner that increases, consequently the atress ability of cooling axle in the mould carries out the analysis, proves that the cooling axle has good atress effect in the mould, the utility model discloses a cooling axle not only reaches mould and bearing cooling effect in the mould to good bearing capacity design has.
Drawings
FIG. 1 is a schematic structural view of a cooling device for a welded pipe using an in-mold cooling shaft according to an embodiment of the present invention;
fig. 2-13 are schematic views of different forms of in-mold cooling shafts according to embodiments of the present invention.
The method comprises the following steps of 1-in-mold cooling shaft, 2-welding roller, 3-bearing, 4-water pipe joint, 11-cooling water inlet flow channel and 12-cooling water outlet flow channel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1, a cooling device for a welded pipe comprises a welding roller 2 and an in-mold cooling shaft 1, wherein the welding roller 2 is sleeved on the in-mold cooling shaft 1 of a bearing, two ends of the welding roller are fixedly connected through bearings 3, the shaft diameter of the in-mold cooling shaft 1 is smaller than the bore diameter of the welding roller 2, a closed annular space formed by the inner wall of the welding roller 2, the side surface of the in-mold cooling shaft 1 and the inner side walls of the bearings 3 at the two ends is arranged between the bearings 3 at the two ends, and a cooling water inlet flow channel 11 and a cooling water outlet flow channel 12 on the in-mold cooling shaft 1 are arranged on the side surface of the in-mold cooling shaft 1 in the annular space; cooling shaft 1 inside is equipped with the cooling water inlet flow channel 11 that accesss to cooling shaft one end and the cooling water outlet flow channel 12 that accesss to the cooling shaft other end in the mould, 11 water inlets of cooling water inlet flow channel, cooling water outlet flow 12 delivery ports are located corresponding terminal surface separately respectively, respectively with be located the water pipe connector 4 intercommunication of 1 both ends face central point department of cooling shaft in the mould, water pipe connector 4 and 1 integrated into one piece of cooling shaft in the mould.
In some embodiments, as shown in fig. 2 and 3, the cooling water inlet channel 11 and the cooling water outlet channel 12 are located in the same longitudinal section of the in-mold cooling shaft 1, the water outlet of the cooling water inlet channel 11 and the water outlet of the cooling water outlet channel 12 are located at opposite sides of the longitudinal section, and one of the cooling water inlet channel 11 and the cooling water outlet channel 12 is located at the upper left portion and the other is located at the lower right portion.
In some embodiments, as shown in fig. 4 and 5, the cooling water inlet channel 11 and the cooling water outlet channel 12 are located in the same longitudinal section of the in-mold cooling shaft 1, the water outlet of the cooling water inlet channel 11 and the water outlet of the cooling water outlet channel 12 are located at opposite sides of the longitudinal section, one of the cooling water inlet channel 11 and the cooling water outlet channel 12 is located at the upper right portion, and the other is located at the lower left portion.
In some embodiments, as shown in fig. 6 and 7, the cooling water inlet channel 11 and the cooling water outlet channel 12 are located in the same longitudinal section of the in-mold cooling shaft 1, the water outlet of the cooling water inlet channel 11 and the water outlet of the cooling water outlet channel 12 are located on the same side of the longitudinal section, one of the cooling water inlet channel 11 and the cooling water outlet channel 12 is located at the upper left portion, and the other is located at the upper right portion.
In some embodiments, as shown in fig. 8 and 9, the cooling water inlet channel 11 and the cooling water outlet channel 12 are located in the same longitudinal section of the in-mold cooling shaft 1, the water outlet of the cooling water inlet channel 11 and the water outlet of the cooling water outlet channel 12 are located on the same side of the longitudinal section, one of the cooling water inlet channel 11 and the cooling water outlet channel 12 is located at the lower right portion, and the other is located at the lower left portion.
In some embodiments, as shown in fig. 10 to 11, the cooling water inlet channel 11 and the cooling water outlet channel 12 are located in the same longitudinal section of the in-mold cooling shaft 1, and the water outlet direction of the cooling water inlet channel 11 and the water outlet direction of the cooling water outlet channel 12 are perpendicular to the longitudinal section.
In some embodiments, as shown in fig. 12 to 13, the cooling water inlet flow passage 11 and the cooling water outlet flow passage 12 are located in different longitudinal sections of the in-mold cooling shaft 1.
The cooling shaft 1 in the mould penetrates through an inner hole of the welding roller 2, two ends of the center of the welding roller 2 are fixedly connected with the cooling shaft 1 in the mould through two bearings 3, an annular closed space is formed between the two bearings 3 after the cooling shaft 1 in the mould penetrates through the annular closed space, and the inner end wall of the welding roller and the inner end wall of the bearing 3, as shown by a slash part in figure 2, the cooling water is cooled in the mould, enters the annular space through a cooling water inlet flow channel, and when the water amount in the annular space reaches the height of a water outlet of a cooling water outlet flow channel, and is sprayed out through the cooling water outlet flow channel after being cooled, the cooling water can not only contact with the inner ring of the cooling mould, but also contact with the bearings 3 at two sides of the cooling space at the same time, and is sprayed out through the water outlet under the effect of natural overflow and water pressure, so that the cooling in the mould can be achieved in an infinite cycle mode.
Through an advanced CAE simulation analysis technology, aiming at the in-mold cooling of runners in various distribution forms, the heat flow analysis module verifies that the effect can be achieved, when the temperature of the mold is set to be tightened to 1200 ℃, the water inlet temperature is 35 ℃ at normal temperature, the water outlet temperature is 65 ℃, the temperature of the mold and a bearing is reduced from 1200 ℃ to 195 ℃ which is far lower than the heating temperature of steel, and the design is proved to achieve a good cooling effect.
Because this design is compared with solid axle, the utility model discloses a cold wherein middle cooling water runner that increases, consequently also use the atress analysis module in the CAE simulation analysis, add tight applying to 3 tons stress values in the below, the cooling shaft only produces 72 MPa's stress value in the mould proves the utility model discloses a cooling shaft can reach good atress effect in the mould.
Proved by above thermal current and atress simulation analysis result, adopt the utility model discloses a welding roller cooling device of interior cooling shaft of mould not only reaches mould and bearing cooling effect to good bearing capacity design has.
Those of ordinary skill in the art will understand that: the above description is only exemplary 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 in the protection scope of the present invention.
Claims (7)
1. The utility model provides a high frequency tubulation welding roller in-mold cooling shaft, its characterized in that, the cooling shaft is inside to be equipped with the cooling water inlet flow way that leads to cooling shaft one end and the cooling water outlet flow way that leads to the cooling shaft other end in the mould, cooling water inlet flow way water inlet and cooling water outlet flow way delivery port are located corresponding terminal surface separately be equipped with the water pipe connector who feeds through with cooling water inlet flow way water inlet and cooling water outlet flow way delivery port on the cooling shaft both ends face, all be located the cooling shaft side on cooling water inlet flow way delivery port and the cooling water outlet flow way water inlet.
2. The in-mold cooling shaft for the high-frequency pipe-making welding roller according to claim 1, wherein the water feeding pipe nipples on both end surfaces of the in-mold cooling shaft are located at the center of the end surfaces.
3. The in-mold cooling shaft for high-frequency tubulation welding roll according to claim 1, wherein the water pipe nipple is integrally formed with the in-mold cooling shaft.
4. The cooling shaft in the high-frequency tubulation welding roller die according to any one of claims 1 to 3, wherein the cooling water inlet channel and the cooling water outlet channel are located in the same longitudinal section of the cooling shaft in the die, and the water outlet of the cooling water inlet channel and the water outlet of the cooling water outlet channel are located on the same side of the longitudinal section.
5. The cooling shaft in the high-frequency tubulation welding roller die as claimed in any one of claims 1 to 3, wherein the cooling water inlet channel and the cooling water outlet channel are located in the same longitudinal section of the cooling shaft in the die, and the cooling water inlet channel outlet and the cooling water outlet channel outlet are located at opposite sides of the longitudinal section.
6. The cooling shaft in the roller die for high-frequency tubulation welding according to any one of claims 1 to 3, wherein the cooling water inlet flow passage and the cooling water outlet flow passage are located in different longitudinal sections of the cooling shaft in the die.
7. The cooling device for the welded pipe of the in-mold cooling shaft comprises a welding roller and the in-mold cooling shaft, wherein the welding roller is sleeved on the in-mold cooling shaft of a bearing, and two ends of the welding roller are fixedly connected through the bearing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022404596.5U CN214185807U (en) | 2020-10-26 | 2020-10-26 | Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device |
| PCT/CN2020/138301 WO2022088449A1 (en) | 2020-10-26 | 2020-12-22 | In-mold cooling shaft for welding roll used in high-frequency pipe making, and cooling device for welding roll used in high-frequency pipe making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022404596.5U CN214185807U (en) | 2020-10-26 | 2020-10-26 | Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214185807U true CN214185807U (en) | 2021-09-14 |
Family
ID=77642796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022404596.5U Active CN214185807U (en) | 2020-10-26 | 2020-10-26 | Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN214185807U (en) |
| WO (1) | WO2022088449A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62107874A (en) * | 1985-11-05 | 1987-05-19 | Daido Steel Co Ltd | Production of welding pipe |
| JPH10128557A (en) * | 1996-10-24 | 1998-05-19 | Hitachi Metals Ltd | Welding roll for resistance welded tube |
| CN104607792A (en) * | 2015-01-18 | 2015-05-13 | 云南通海方圆工贸有限公司 | Square high-frequency welded pipe induction coil |
| CN106041288A (en) * | 2016-07-26 | 2016-10-26 | 江苏薪泽奇机械股份有限公司 | High-frequency induction welding mechanism for metal clad wire rods |
| CN109676230A (en) * | 2019-02-14 | 2019-04-26 | 泰安朗格精密机械有限公司 | A kind of novel high-frequency welding station |
| CN109877497B (en) * | 2019-04-18 | 2020-01-07 | 燕山大学 | Device and process for welding ERW pipe by movable cooling magnetic bar |
| CN210817930U (en) * | 2019-10-28 | 2020-06-23 | 石家庄市美欧陆机械有限公司 | Aluminum division bar extrusion welding device |
-
2020
- 2020-10-26 CN CN202022404596.5U patent/CN214185807U/en active Active
- 2020-12-22 WO PCT/CN2020/138301 patent/WO2022088449A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022088449A1 (en) | 2022-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214185807U (en) | Cooling shaft in high-frequency pipe-making welding roller die and high-frequency pipe-making welding roller cooling device | |
| CN206812356U (en) | A kind of plastic rubber mold structure using hot flow path | |
| CN111791443A (en) | Forming die is used in electric fan production convenient to quick cooling | |
| CN210615596U (en) | Welding tool | |
| CN214931287U (en) | Cooling device of finished product zanthoxylum oil | |
| CN114368127A (en) | Ultrahigh molecular weight polyethylene extrusion molding die | |
| CN211170434U (en) | Molten tin bath edge mouth water drum cooling system for high-strength glass production | |
| CN219900178U (en) | Connector for enhancing cooling effect of injection head | |
| CN213410070U (en) | Uniform heat dissipation device for water channel of mold | |
| CN205950061U (en) | Welding fire of area cooling and restoring function is arranged | |
| CN221819423U (en) | Cooling waterway structure for injection mold | |
| CN220216670U (en) | Waterway circulation cooling system based on continuous casting withdrawal and straightening machine | |
| CN212551654U (en) | Injection valve plate structure | |
| CN207414316U (en) | A kind of casting mould pin being quickly cooled down | |
| CN214470109U (en) | Tuyere small sleeve of industrial furnace | |
| CN207447297U (en) | A kind of double-roller continuous casting machine side seal board holds out against cooling device | |
| CN217990905U (en) | Mould point cooling pipe structure | |
| CN218139800U (en) | Cooling water jacket for plastic pipeline production | |
| CN212603097U (en) | Hot type hot runner mould in improvement type | |
| CN215280554U (en) | Water-cooling shaft sleeve for water-cooling welding gun | |
| CN218557916U (en) | Cooling device for extrusion molding machine head | |
| CN219852909U (en) | Water-cooling clamp plate frock | |
| CN215355628U (en) | Cooling and heat-dissipating system for stretching die | |
| CN210501042U (en) | Cooling roller | |
| CN118023501B (en) | Efficient temperature control system for die casting die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |