CN114147086B - End face shaping device for spiral duct machine - Google Patents
End face shaping device for spiral duct machine Download PDFInfo
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- CN114147086B CN114147086B CN202111590959.1A CN202111590959A CN114147086B CN 114147086 B CN114147086 B CN 114147086B CN 202111590959 A CN202111590959 A CN 202111590959A CN 114147086 B CN114147086 B CN 114147086B
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- Prior art keywords
- spiral duct
- shaping
- spiral
- air pipe
- arm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/121—Making tubes or metal hoses with helically arranged seams with non-welded and non-soldered seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/30—Finishing tubes, e.g. sizing, burnishing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Duct Arrangements (AREA)
Abstract
The application relates to an end face shaping device for a spiral duct machine, which comprises a second base, a first bracket and a rotating shaft, wherein a shaping component for shaping the end part of the spiral duct is slipped on the rotating shaft, the shaping component comprises a mounting seat which is slipped and rotationally sleeved on the rotating shaft, a shaping block is arranged on the mounting seat, an arc-shaped shaping groove for inserting the end part of the spiral duct is formed in the shaping block, the side wall of the shaping groove is tightly attached to the side wall of the spiral duct, and the shaping groove and the spiral duct are coaxially arranged. The spiral duct winding machine has the advantage of improving the winding quality of the spiral duct.
Description
Technical Field
The application relates to the technical field of pipeline processing equipment, in particular to an end face shaping device for a spiral duct machine.
Background
The spiral air pipe is a pipe formed by rolling and welding along the spiral direction, is mainly used for ventilation between two places, plays a role in ventilation and ventilation, and can be used in various fields.
The Chinese patent with the bulletin number of CN212093780U discloses a spiral duct machine, which comprises a disc belt mechanism, a seaming mechanism and a receiving table, wherein the receiving table comprises a second base, a first support and a rotating shaft, the top of the second base is fixedly connected with the first support through bolts, and two ends of the top of the first support are movably connected with two ends of the rotating shaft through bearings.
The coiled spiral duct rotates and moves on the receiving table, and a cutter is usually arranged on the spiral duct machine, so that the cutter can automatically cut off the spiral duct when the length of the spiral duct reaches a preset threshold value.
When the spiral air pipe is cut off, certain deformation is easy to occur on the end face of the spiral air pipe at the position corresponding to the cut-off position, and further the subsequent winding forming of the spiral air pipe is greatly influenced.
Disclosure of Invention
In order to solve the problem that deformation generated by cutting of a spiral air pipe affects subsequent rolling, the application provides an end face shaping device for a spiral air pipe machine.
The application provides an end face shaping device for a spiral duct machine, which adopts the following technical scheme:
the utility model provides an terminal surface shaping device for spiral duct machine, includes second base, first support and pivot, it has the plastic subassembly that is used for realizing the plastic to the tip of spiral duct to slide in the pivot, the plastic subassembly is including sliding and rotating the cover and establish pivot epaxial mount pad, be provided with the plastic piece on the mount pad, it has to be the arc and is used for supplying the tip male plastic groove of spiral duct to open on the plastic piece, the lateral wall in plastic groove hugs closely with the lateral wall of spiral duct, the plastic groove is coaxial with spiral duct to set up.
By adopting the technical scheme, before rolling, a worker manually moves the mounting seat, so that the end part of the spiral air pipe is inserted into the shaping groove on the shaping block. In the spiral air pipe rolling process, the end part of the spiral air pipe rotates in the shaping groove, so that the deformation part of the end part of the spiral air pipe recovers deformation under the action of the shaping block, the roundness of the end part of the spiral air pipe is improved, and the possibility that the deformation part of the end part affects the rolling of the subsequent spiral air pipe is reduced.
Optionally, one side of the mounting seat opposite to the spiral air pipe is provided with a deflection groove which is arc-shaped and is coaxially arranged with the mounting seat, and the shaping block slides in the deflection groove and is detachably connected with the shaping block.
Through adopting above-mentioned technical scheme, when the mount pad removes to being close to the spiral duct, the shaping piece is to the position of spiral duct tip probably being in deformation position just, consequently can avoid the position of deformation when grafting cooperation through the detachable of mount pad and shaping piece.
Optionally, still be equipped with on the mount pad and be used for realizing spacing subassembly to the spiral duct, spacing subassembly is worn to establish including the rotation on the mount pad and with the coaxial locating tube that sets up of spiral duct, it has the rotating arm to articulate on the lateral wall of locating tube, still be equipped with the spacing arm that is used for propping the spiral duct inside wall outward to be equipped with the locating tube, the arm body of spacing arm with the rotating arm articulates, spacing arm winds locating tube circumference is provided with a plurality ofly, still slide in the locating tube and have the drive block, it has the groove of sliding rather than parallel to open between the inside and outside wall of locating tube, the one end of spacing arm passes the groove of sliding articulates on the drive block, still threaded connection has the screw thread piece that is used for supporting the drive block in the locating tube.
Through adopting above-mentioned technical scheme, the workman screws up the screw thread piece, and the screw thread piece promotes the drive piece and removes, and drive piece and rotation arm cooperation drive spacing arm rotates and jack-up helical duct's inner wall. When the spiral duct rotates, the positioning pipe synchronously rotates on the mounting seat, so that the spiral duct is limited, and the possibility that the spiral duct shakes when the deformation part at the end part of the spiral duct is recovered to deform under the action of the shaping block is reduced.
Optionally, there is the clearance between the circumference lateral wall of drive piece and the inner wall of locating tube, it has a plurality of pits to open on the lateral wall of drive piece, every all placed the ball in the pit, the ball is contradicted the inside wall of locating tube.
Through adopting above-mentioned technical scheme, the setting of ball makes the drive block slide in the registration arm that can be more smooth and easy.
Optionally, a magnetic component for magnetically attracting with the driving block is arranged on the threaded block.
Through adopting above-mentioned technical scheme, when the workman unscrews the screw thread piece, the screw thread piece can drive the drive piece through the magnetic part and remove to this has made things convenient for the separation contact that realizes spacing arm and spiral duct inner wall.
Optionally, an elastic pad is arranged on one side of the inner wall of the spiral air pipe supported by the limiting arm.
Through adopting above-mentioned technical scheme, the setting of elastic cushion plays the guard action to the inner wall of spiral duct, has reduced the impaired possibility of inner wall of spiral duct.
Optionally, a cutting edge is further arranged on one side of the shaping block, which is opposite to the rotating direction of the spiral air pipe.
Through adopting above-mentioned technical scheme, when the tip of spiral duct is in the pivoted in-process in the plastic groove, the burr that produces is cut off in cutting edge.
Optionally, a magnetic strip is arranged on the mounting seat, and an electromagnet for repelling or attracting the magnetic strip is arranged on the first bracket.
Through adopting above-mentioned technical scheme, after the spiral duct system certain length, realize the circular telegram to the electro-magnet, the electro-magnet makes the mount pad remove to the suction of magnetic strip to this drives plastic piece and the tip separation of spiral duct, and then makes things convenient for the workman to move the spiral duct that the system was good.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the process of rolling the spiral air pipe, the end part of the spiral air pipe rotates in the shaping groove, so that the deformation part of the end part of the spiral air pipe is recovered to deform under the action of the shaping block, the roundness of the end part of the spiral air pipe is improved, and the possibility that the deformation part of the end part affects the rolling of the subsequent spiral air pipe is reduced;
2. when the spiral air pipe is coiled for a certain length, the electromagnet is electrified, and the installation seat is moved by the attraction of the electromagnet to the magnetic strip, so that the shaping block is driven to be separated from the end part of the spiral air pipe, and a worker can conveniently move the coiled spiral air pipe.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a connection relationship among a mounting seat, a positioning tube and a limiting arm in an embodiment of the present application.
FIG. 3 is an exploded view of the connection between the mounting base, the positioning tube, and the spacing arm in an embodiment of the present application.
Reference numerals illustrate: 1. a second base; 2. a first bracket; 3. a rotating shaft; 4. a mounting base; 41. a deflection tank; 5. shaping blocks; 51. a shaping groove; 61. a positioning tube; 611. a slip groove; 62. a rotating arm; 63. a limiting arm; 64. a driving block; 641. pit; 65. a screw block; 7. a ball; 8. a magnetic member; 9. a cutting edge; 10. a magnetic strip; 11. an electromagnet; 12. an elastic pad.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses an end face shaping device for a spiral duct machine. Referring to fig. 1, an end surface shaping device for a spiral duct machine includes a second base 1 horizontally placed on the ground, and four vertically arranged first brackets 2 are fixedly connected to the second base 1.
The first brackets 2 are arranged in a pairwise opposite mode, the corresponding two first brackets 2 are provided with rotating shafts 3 in a rotating mode, and the two rotating shafts 3 are parallel to each other and have a distance.
Referring to fig. 1, 2 and 3, a shaping assembly for shaping the end of the spiral duct is slipped between the two rotating shafts 3, the shaping assembly comprises a mounting seat 4 which is slipped and rotationally sleeved on the rotating shafts 3, and a shaping block 5 is arranged on the mounting seat 4.
The shaping block 5 is provided with an arc shaping groove 51 for inserting the end part of the spiral air pipe, the side wall of the shaping groove 51 is clung to the side wall of the spiral air pipe, and the shaping groove 51 and the spiral air pipe are coaxially arranged.
The mounting seat 4 is bolted with a magnetic strip 10, and an electromagnet 11 for repelling or attracting the magnetic strip 10 is arranged between the two first brackets 2. Initially, the worker is electrified relative to the electromagnet 11, the electromagnet 11 generates a repulsive force to the magnetic strip 10, the installation seat 4 approaches the spiral air pipe under the repulsive force, and thereafter, the worker manually moves the installation seat 4 again, and the end part of the spiral air pipe is inserted into the shaping groove 51 on the shaping block 5.
Since the shaping block 5 is just deformed at a position where the end of the spiral duct is right opposite to the shaping block 5 when moving close to the spiral duct, it may be difficult for a worker to manually insert and fit the shaping block 5 with the end of the spiral duct.
Referring to fig. 1, 2 and 3, for this purpose, a deflection groove 41 is formed on one side of the mounting seat 4 opposite to the spiral duct, and is disposed coaxially with the deflection groove 41, and the shaping block 5 slides in the deflection groove 41 and is bolted with the deflection groove.
Through the detachable connection of plastic piece 5 and mount pad 4, the workman can adjust plastic piece 5 to the position that does not take place deformation relative spiral duct tip to this has made things convenient for the tip grafting cooperation with plastic piece 5 and spiral duct.
Referring to fig. 1, 2 and 3, during the process of rolling the spiral duct, one end of the spiral duct rotates in the shaping groove 51, so that the shaping groove 51 can shape one end of the spiral duct, and the deformed part of the end of the spiral duct can be recovered under the action of the shaping groove 51.
By the mode, the shaping of the cut-off surface of the spiral air pipe is realized, the roundness of the air pipe is enhanced, and the rolling quality of the subsequent spiral air pipe is improved.
Referring to fig. 1, 2 and 3, a cutting edge 9 is integrally formed on one side of the shaping block 5 opposite to the rotation direction of the spiral duct, and the cutting edge 9 can cut burrs generated by cutting the spiral duct during the rotation of the end of the spiral duct in the shaping groove 51.
Referring to fig. 1, 2 and 3, when the spiral duct is coiled for a certain length, the spiral duct is cut off firstly, then a worker changes the electrifying direction of the electromagnetic point, so that the electromagnet 11 generates suction force to the magnetic strip 10, the mounting seat 4 moves in a direction away from the spiral duct under the action of the suction force, and further the shaping block 5 is driven to be separated from the end part of the spiral duct, so that the worker can conveniently take down the spiral duct from the receiving table.
Referring to fig. 1, 2 and 3, when the shaping block 5 shapes the deformed part of the end of the spiral duct, the spiral duct may shake due to stress, and thus the subsequent winding forming of the spiral duct is greatly affected.
For this reason still be equipped with on the mount pad 4 and be used for realizing spacing subassembly to the spiral duct, spacing subassembly is including rotating the locating tube 61 of wearing to establish on the mount pad 4 and coaxial setting with the spiral duct, and the articulated a plurality of rotating arms 62 that have on the lateral wall of locating tube 61, rotating arm 62 evenly is provided with a plurality of around the axis circumference of locating tube 61.
The positioning tube 61 is also provided with a limiting arm 63 for propping up the inner wall of the spiral duct, and one limiting arm 63 corresponds to and is hinged with one rotating arm 62. The locating tube 61 is also internally slipped with a driving block 64, a plurality of sliding grooves 611 parallel to the locating tube 61 are circumferentially arranged between the inner side wall and the outer side wall of the locating tube 61, one end of the limiting arm 63 passes through the sliding grooves 611 and is hinged on the driving block 64, and the locating tube 61 is also internally and spirally connected with a threaded block 65 for abutting against the driving block 64.
Referring to fig. 1, 2 and 3, a worker rotates the screw block 65, the screw block 65 pushes the driving block 64 to slide in the positioning tube 61, and under the cooperation of the driving block 64 and the rotating arm 62, the plurality of limiting arms 63 simultaneously support the inner wall of the spiral duct, one side limits the spiral duct, and the possibility of shaking of the spiral duct is reduced. When the spiral air pipe rotates, the positioning pipe 61 can be driven to rotate on the mounting seat 4.
Referring to fig. 1, 2 and 3, a gap exists between the circumferential outer side wall of the driving block 64 and the inner wall of the positioning tube 61, a plurality of pits 641 are circumferentially formed in the outer side wall of the driving block 64, and balls 7 are placed in each pit 641 and abut against the inner side wall of the positioning tube 61.
Referring to fig. 1, 2 and 3, an elastic pad 12 is adhered to one side of the inner wall of the spiral duct supported by the limiting arm 63, the elastic pad 12 protects the inner wall of the spiral duct, and the possibility that the inner wall of the spiral duct is damaged by the limiting arm 63 is reduced.
When the driving block 64 slides within the positioning tube 61, the balls 7 roll within the recesses 641, thereby improving the smoothness of the sliding of the driving block 64.
Referring to fig. 1, 2 and 3, a magnetic part 8 is embedded in one side of the screw block 65 facing the driving block 64, the magnetic part 8 is a magnet and is used for attracting the driving block 64, and when a worker unscrews the screw block 65, the magnetic part 8 can drive the driving block 64 to move through attraction, so that the limiting arm 63 is automatically separated from the inner wall of the spiral duct.
The implementation principle of the end face shaping device for the spiral duct machine provided by the embodiment of the application is as follows: the worker realizes the circular telegram to electro-magnet 11, and electro-magnet 11 produces repulsion to magnetic strip 10 to this mount pad 4 receives repulsion force to the direction that is close to the spiral duct removes. The worker observes the deformed position of the end of the spiral duct to determine whether the position of the shaping block 5 needs to be adjusted. Then the end part of the spiral air pipe is in plug-in fit with the shaping groove 51 on the shaping block 5, the threaded block 65 is manually rotated, the threaded block 65 pushes the driving block 64 to move, the driving block 64 is matched with the rotating arm 62 to enable the limiting arm 63 to abut against the inner wall of the spiral air pipe, after that, the spiral air pipe can be coiled, the end part of the spiral air pipe rotates in the shaping groove 51, so that the deformation position of the spiral air pipe is recovered, and meanwhile, the cutting edge 9 can cut burrs at the end part of the spiral air pipe.
When the spiral air pipe is coiled for a certain length, a worker firstly unscrews the threaded block 65, then the limiting arm 63 is separated from the inner wall of the spiral air pipe, current with opposite flow is led into the electromagnet 11, the electromagnet 11 generates suction force on the magnetic strip 10, and then the mounting seat 4 drives the shaping block 5 to be separated from the end part of the spiral air pipe, so that the worker can remove the coiled spiral air pipe.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. An end face shaping device for a spiral duct machine comprises a second base (1), a first bracket (2) and a rotating shaft (3), and is characterized in that: the shaping assembly is used for shaping the end part of the spiral air pipe and comprises a mounting seat (4) which is sleeved on the rotating shaft (3) in a sliding and rotating mode, a shaping block (5) is arranged on the mounting seat (4), a shaping groove (51) which is arc-shaped and used for allowing the end part of the spiral air pipe to be inserted is formed in the shaping block (5), the side wall of the shaping groove (51) is tightly attached to the side wall of the spiral air pipe, and the shaping groove (51) and the spiral air pipe are coaxially arranged;
still be equipped with on mount pad (4) and be used for realizing spacing subassembly to the spiral duct, spacing subassembly is including rotating to wear to establish on mount pad (4) and with spiral duct coaxial setting's locating tube (61), articulated on the lateral wall of locating tube (61) have rotor arm (62), locating tube (61) still are equipped with spacing arm (63) that are used for propping spiral duct inside wall outward, the arm body of spacing arm (63) with rotor arm (62) are articulated, spacing arm (63) are wound locating tube (61) circumference is provided with a plurality ofly, still slide in locating tube (61) have drive piece (64), it has between the inside and outside wall of locating tube (61) with its parallel sliding groove (611), the one end of spacing arm (63) is passed sliding groove (611) and articulated on drive piece (64), still threaded connection has in locating tube (61) is used for supporting screw thread piece (65) of drive piece (64).
2. The end face shaping device for a spiral duct machine according to claim 1, wherein: one side of the mounting seat (4) opposite to the spiral air pipe is provided with a deflection groove (41) which is arc-shaped and is coaxially arranged with the mounting seat, and the shaping block (5) slides in the deflection groove (41) and is detachably connected with the deflection groove.
3. The end face shaping device for a spiral duct machine according to claim 1, wherein: there is the clearance between the circumference lateral wall of drive piece (64) and the inner wall of registration arm (61), open on the lateral wall of drive piece (64) has a plurality of pits (641), every ball (7) have all been placed in pit (641), ball (7) conflict the inside wall of registration arm (61).
4. The end face shaping device for a spiral duct machine according to claim 1, wherein: the screw thread block (65) is provided with a magnetic piece (8) which is used for magnetically attracting with the driving block (64).
5. The end face shaping device for a spiral duct machine according to claim 1, wherein: one side of the inner wall of the jacking spiral air pipe of the limiting arm (63) is provided with an elastic pad (12).
6. The end face shaping device for a spiral duct machine according to claim 1, wherein: one side of the shaping block (5) opposite to the rotating direction of the spiral air pipe is also provided with a cutting edge (9).
7. The end face shaping device for a spiral duct machine according to claim 1, wherein: the mounting seat (4) is provided with a magnetic strip (10), and the first bracket (2) is provided with an electromagnet (11) which is used for repelling or attracting the magnetic strip (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590959.1A CN114147086B (en) | 2021-12-23 | 2021-12-23 | End face shaping device for spiral duct machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590959.1A CN114147086B (en) | 2021-12-23 | 2021-12-23 | End face shaping device for spiral duct machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114147086A CN114147086A (en) | 2022-03-08 |
| CN114147086B true CN114147086B (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111590959.1A Active CN114147086B (en) | 2021-12-23 | 2021-12-23 | End face shaping device for spiral duct machine |
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| CN (1) | CN114147086B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297415A (en) * | 2005-04-18 | 2006-11-02 | Rex Industries Co Ltd | Deburring device |
| CN204934339U (en) * | 2015-08-07 | 2016-01-06 | 江苏通宇钢管集团有限公司 | A kind of steel pipe shaping mould device |
| CN106552838A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | A kind of pipe end rounding device |
| CN207271858U (en) * | 2017-10-23 | 2018-04-27 | 浙江嘉达机械制造有限公司 | A kind of port shaper for pipe fitting |
| CN108356098A (en) * | 2018-04-04 | 2018-08-03 | 佛山职业技术学院 | A kind of stainless steel tube end processing device |
| CN110434199A (en) * | 2019-08-08 | 2019-11-12 | 洛阳理工学院 | A kind of pipelines and petrochemical pipelines Port detecting and apparatus for shaping |
| CN210816886U (en) * | 2019-09-24 | 2020-06-23 | 无锡双羊暖通设备有限公司 | Flanging machine for spiral air duct |
| CN112157141A (en) * | 2020-09-16 | 2021-01-01 | 上海天阳钢管有限公司 | Steel pipe end rounding device |
| CN213103877U (en) * | 2020-09-16 | 2021-05-04 | 张家港保税区华瑞工程有限公司 | Multistage expanding type pipeline shaping machine |
-
2021
- 2021-12-23 CN CN202111590959.1A patent/CN114147086B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006297415A (en) * | 2005-04-18 | 2006-11-02 | Rex Industries Co Ltd | Deburring device |
| CN204934339U (en) * | 2015-08-07 | 2016-01-06 | 江苏通宇钢管集团有限公司 | A kind of steel pipe shaping mould device |
| CN106552838A (en) * | 2015-09-30 | 2017-04-05 | 宝山钢铁股份有限公司 | A kind of pipe end rounding device |
| CN207271858U (en) * | 2017-10-23 | 2018-04-27 | 浙江嘉达机械制造有限公司 | A kind of port shaper for pipe fitting |
| CN108356098A (en) * | 2018-04-04 | 2018-08-03 | 佛山职业技术学院 | A kind of stainless steel tube end processing device |
| CN110434199A (en) * | 2019-08-08 | 2019-11-12 | 洛阳理工学院 | A kind of pipelines and petrochemical pipelines Port detecting and apparatus for shaping |
| CN210816886U (en) * | 2019-09-24 | 2020-06-23 | 无锡双羊暖通设备有限公司 | Flanging machine for spiral air duct |
| CN112157141A (en) * | 2020-09-16 | 2021-01-01 | 上海天阳钢管有限公司 | Steel pipe end rounding device |
| CN213103877U (en) * | 2020-09-16 | 2021-05-04 | 张家港保税区华瑞工程有限公司 | Multistage expanding type pipeline shaping machine |
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| CN114147086A (en) | 2022-03-08 |
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