CN108817710B - Thin-wall shell laser welding clamping device and operation method - Google Patents
Thin-wall shell laser welding clamping device and operation method Download PDFInfo
- Publication number
- CN108817710B CN108817710B CN201810802313.7A CN201810802313A CN108817710B CN 108817710 B CN108817710 B CN 108817710B CN 201810802313 A CN201810802313 A CN 201810802313A CN 108817710 B CN108817710 B CN 108817710B
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- workpiece
- pressing
- positioning sleeve
- sleeve
- block
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- 238000003466 welding Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000003825 pressing Methods 0.000 claims abstract description 87
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a laser welding clamping device and an operation method for a thin-wall shell, wherein the device comprises a right positioning block, a left positioning block, a bearing rib positioning block, a base, a pressing sleeve, a left pressing block, a right pressing block and a pressing plate; the right positioning block, the left positioning block and the bearing rib positioning block are arranged on the base; an inner movable positioning sleeve is arranged at the outer side of the inner arc plate of the workpiece, and an outer movable positioning sleeve is arranged at the outer side of the outer arc plate; the outer side surface of the outer movable positioning sleeve is matched with the conical surface of the inner side surface of the pressing sleeve; a shaft is arranged at the center of the base, a positioning sleeve is sleeved on the shaft, a nut is arranged at the upper end of the shaft, and the outer side surface of the positioning sleeve is matched with the conical surface of the inner side surface of the inner movable positioning sleeve; the left pressing block and the right pressing block are respectively close to the left end and the right end of the workpiece and are positioned at the inner side of the workpiece, and a set screw is respectively arranged on the base corresponding to the left pressing block and the right pressing block; the pressing plate is arranged above the workpiece and connected with the base through a screw. The invention has convenient operation, ensures that each part of the workpiece is positioned quickly and accurately, and improves the working efficiency and the working quality.
Description
Technical Field
The invention relates to a laser welding device and an operation method of a thin-wall easily-deformed shell, which are particularly suitable for the correction and welding of easily-deformed thin-wall bending parts.
Background
After some thin-wall shells are formed by stamping, the bearing ribs and the front bearing frame and the rear bearing frame are welded on the thin-wall shells. Because the stamping formed thin-wall shell is easy to deform, the stamping formed thin-wall shell needs to be calibrated during welding so as to ensure the welding position of the bearing frame and the bearing rib on the thin-wall shell during welding. In order to solve the operation difficulties, a thin-wall shell laser welding clamping device is designed.
Disclosure of Invention
In order to solve the technical problems, the invention provides the thin-wall shell laser welding clamping device and the operating method, which are convenient to operate, accurate in positioning and capable of reducing the labor intensity of workers and the production cost.
The technical scheme adopted by the invention is as follows: a laser welding clamping device for a thin-wall shell comprises a right positioning block, a left positioning block, a bearing rib positioning block, a positioning sleeve, a base, a pressing sleeve, a left pressing block, a right pressing block and a pressing plate; the right positioning block, the left positioning block and the bearing rib positioning block are fixedly arranged on the base and are respectively close to two ends of the workpiece and the bearing ribs in the workpiece; the top surface of the base is provided with a circular groove, a workpiece is arranged in the annular groove, the outer side of an inner annular plate of the workpiece is provided with an inner movable positioning sleeve, and the outer side of an outer annular plate is provided with an outer movable positioning sleeve; the outer side surface of the outer movable positioning sleeve and the inner side surface of the inner movable positioning sleeve are both conical surfaces, the outer side surface of the outer movable positioning sleeve is matched with the conical surface of the inner side surface of the pressing sleeve, and the pressing sleeve is arranged on the base through a screw; a shaft is arranged at the center of the base, a positioning sleeve is sleeved on the shaft, a nut is arranged at the upper end of the shaft, and the outer side surface of the positioning sleeve is matched with the conical surface of the inner side surface of the inner movable positioning sleeve; the left pressing block and the right pressing block are respectively close to the left end and the right end of the workpiece and are positioned on the inner side of the workpiece, and a set screw is respectively arranged on the base corresponding to the left pressing block and the right pressing block; the pressing plate is arranged above the workpiece and connected with the base through a screw.
In the laser welding clamping device for the thin-wall shell, the screw connecting the pressing sleeve and the base is sleeved with the spring, and the spring is positioned between the pressing sleeve and the base.
The operation method of the laser welding clamping device for the thin-wall shell comprises the following steps of:
1) Unscrewing the screw connected with the base by the pressing sleeve to enable the outer movable positioning sleeve to be in a loose state;
2) Pressing the outer wall of the outer arc plate of the workpiece to be close to the base along the outer movable positioning sleeve, so that the right end face of the workpiece is close to the right positioning block;
3) Placing an inner movable positioning sleeve along the outer wall of the inner arc plate of the workpiece, penetrating the positioning sleeve through a shaft, screwing a nut to compress the positioning sleeve, and extruding the inner movable positioning sleeve through a conical surface to enable the inner movable positioning sleeve to be round and compress the inner arc plate of the workpiece;
4) The left end and the right end of the inner wall of the thin-wall shell are pressed by a left pressing block and a right pressing block, and a left bearing frame and a right bearing frame are respectively arranged on the left pressing block and the right pressing block; placing the bearing rib of the workpiece on a bearing rib positioning block, and then compacting an outer arc plate, an inner arc plate, a bearing rib and a bearing frame of the workpiece through a pressing plate;
5) The outer movable positioning sleeve is pressed against the outer side of the outer cambered surface of the workpiece; the left positioning block is pressed against the left outer wall of the thin-wall shell through the pressing mechanism; completing clamping and welding the workpiece;
6) After the welding work is finished, the nuts are unscrewed, so that the inner movable positioning sleeve is in a loose state, the screws connected with the base by the pressing sleeve and the pressing plate are unscrewed respectively, so that the outer movable positioning sleeve is also in a loose state, the pressing plate is taken out, and the welded workpiece is taken out.
Compared with the prior art, the invention has the beneficial effects that:
the outer side of the workpiece is pressed and positioned by the outer movable positioning sleeve through the pressing sleeve, the inner side of the workpiece is pressed and positioned by the inner movable positioning sleeve through the positioning sleeve, and the two ends of the workpiece are positioned by the right positioning block and the left positioning block; the bearing ribs of the workpiece are positioned by the bearing rib positioning blocks, so that the positioning of each part of the workpiece is quick and accurate, the purposes of shape correction and clamping can be achieved at the same time after clamping and welding, the operation is convenient and easy, and the working efficiency and the working quality are improved.
Drawings
FIG. 1 is an assembly drawing of a laser welding clamping device for a thin-walled shell of the invention.
Fig. 2 is a sectional view of B-B in fig. 1.
Fig. 3 is a perspective view of the inner movable positioning sleeve of the present invention.
Fig. 4 is a perspective view of the outer movable positioning sleeve of the present invention.
Fig. 5 is a perspective view of the spacer sleeve of the present invention.
Fig. 6 is a perspective view of a platen of the present invention.
Fig. 7 is a perspective view of a laser welding clamping device for a thin-walled shell of the invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the invention comprises a pressing mechanism 3, a right positioning block 5, a left positioning block 6, a left pressing block 7, a right pressing block 8, a bearing rib positioning block 10, a shaft 14, a positioning sleeve 16, a base 17, an inner movable positioning sleeve 18, an outer movable positioning sleeve 19, a pressing sleeve 20, a pressing plate 21 and an opening gasket 23. The right positioning block 5, the left positioning block 6 and the bearing rib positioning block 10 are fixedly arranged on the base 17 and are respectively arranged close to two ends of the workpiece 25 and bearing ribs in the workpiece. The right positioning block 5 is connected with the base 17 through two screws 1 and two positioning pins 2; the compressing mechanism 3 is fixed on the base through a nut 4; the bearing rib positioning block 10 and the base 17 are fixed by using a positioning pin 9. The top surface of the base 17 is provided with a circular groove, a workpiece 25 is arranged in the annular groove, the inner side of the workpiece is provided with an inner movable positioning sleeve 18, and the outer side of the workpiece is provided with an outer movable positioning sleeve 19. As shown in fig. 3 and 4, the inner movable positioning sleeve comprises two arc-shaped inner positioning sleeves, and the two inner positioning sleeves are coaxial; the outer movable positioning sleeve comprises two arc-shaped outer positioning sleeves, and the two outer positioning sleeves are coaxial.
The outer side surface of the outer movable positioning sleeve 19 and the inner side surface of the inner movable positioning sleeve 18 are conical surfaces, the outer side surface of the outer movable positioning sleeve 19 is matched with the conical surface of the inner side surface of the pressing sleeve 20, the pressing sleeve 20 is arranged on the base 17 through the screw 13, the spring 12 is arranged on the screw 13, and the spring 12 is arranged between the pressing sleeve 20 and the base 17. The pressing sleeve 20 can move downwards under the action of the screw 13, and the conical surface of the pressing sleeve 20 can squeeze the outer side surface of the outer movable positioning sleeve 19, so that the inner ring of the outer movable positioning sleeve 19 is tightened, and the outer side surface of the workpiece 25 is fixed. The center of the base 17 is provided with a shaft 15, the shaft 15 is provided with a positioning sleeve 16, the upper end of the shaft is provided with a nut 24 and an opening washer 23, the opening washer 23 is contacted with the upper end of the positioning sleeve 16, and the outer side surface of the positioning sleeve 16 is in conical surface fit with the inner side surface of the inner movable positioning sleeve 18. The nut 24 extrudes the positioning sleeve 16 downwards, the conical surface of the positioning sleeve 16 extrudes the inner side surface of the inner movable positioning sleeve 18, so that the outer diameter expansion of the inner movable positioning sleeve 18 can be realized, and the inner side surface of the workpiece 25 is fixed. The left pressing block 7 and the right pressing block 8 are respectively close to the left end and the right end of the workpiece 25 and are positioned at the inner side of the workpiece 25, and a set screw 11 is respectively arranged on the base 17 corresponding to the left pressing block 7 and the right pressing block 8; the pressing plate 21 is placed above the workpiece and connected to the base 17 by screws 22. The left pressing block 7 and the right pressing block 8 can be moved upwards through the set screw 11, and the bearing frame of the workpiece is positioned by matching with the pressing plate 21.
The operation method of the laser welding clamping device for the thin-wall shell comprises the following steps:
1) Unscrewing the screw 13 connected with the base by the pressing sleeve to enable the outer movable positioning sleeve 19 to be in a loose state;
2) Pressing the outer wall of the outer arc plate of the workpiece to be tightly attached to the base 17 along the outer movable positioning sleeve 19, so that the right end face of the workpiece is tightly attached to the right positioning block 5;
3) Placing the inner movable positioning sleeve 18 along the outer wall of the inner arc plate of the workpiece, penetrating the positioning sleeve 16 through the shaft 14, tightly pressing the positioning sleeve by screwing the nut 24, and extruding the inner movable positioning sleeve 18 through a conical surface to enable the inner movable positioning sleeve 18 to be circular and tightly pressing the inner arc plate of the workpiece;
4) The left and right ends of the inner wall of the thin-wall shell are pressed by a left pressing block 6 and a right pressing block 7, and a left bearing frame and a right bearing frame are respectively arranged on the left pressing block 6 and the right pressing block 7; placing the bearing rib of the workpiece on the bearing rib positioning block 10, and screwing down the screw 22 to enable the pressing plate 21 to press the inner arc plate, the outer arc plate, the bearing frame and the bearing rib of the workpiece;
5) Tightening the screw 13 to compress the outer movable positioning sleeve 19; the compressing mechanism 3 enables the left positioning block to prop against the left outer wall of the thin-wall shell; completing clamping and welding the workpiece;
6) After the welding work is finished, the nuts 24 are unscrewed, the inner movable positioning sleeve is in a loose state, the screws 13 and 22 are unscrewed respectively, the outer movable positioning sleeve is also in a loose state, the pressing plate 21 is taken out, and the welded workpiece is taken out.
According to the invention, the problem that the welding and the correction of the easily-deformed thin-wall part are difficult is easily solved by the movable sleeve principle, and the purposes of correcting and clamping can be simultaneously achieved by clamping the welded rear shell by the device, so that the working efficiency and the working quality are improved; the whole device is convenient and easy to operate, and improves the working efficiency and the working quality.
Claims (4)
1. A laser welding clamping device for a thin-wall shell comprises a right positioning block, a left positioning block, a bearing rib positioning block, a positioning sleeve, a base, a pressing sleeve, a left pressing block, a right pressing block and a pressing plate; the right positioning block, the left positioning block and the bearing rib positioning block are fixedly arranged on the base and are respectively close to two ends of the workpiece and the bearing ribs in the workpiece; the top surface of the base is provided with a circular groove, a workpiece is arranged in the annular groove, the outer side of an inner arc plate of the workpiece is provided with an inner movable positioning sleeve, and the outer side of an outer arc plate is provided with an outer movable positioning sleeve; the outer side surface of the outer movable positioning sleeve and the inner side surface of the inner movable positioning sleeve are both conical surfaces, the outer side surface of the outer movable positioning sleeve is matched with the conical surface of the inner side surface of the pressing sleeve, and the pressing sleeve is arranged on the base through a screw; a shaft is arranged at the center of the base, a positioning sleeve is sleeved on the shaft, a nut is arranged at the upper end of the shaft, and the outer side surface of the positioning sleeve is matched with the conical surface of the inner side surface of the inner movable positioning sleeve; the left pressing block and the right pressing block are respectively close to the left end and the right end of the workpiece and are positioned on the inner side of the workpiece, and a set screw is respectively arranged on the base corresponding to the left pressing block and the right pressing block; the pressing plate is arranged above the workpiece and connected with the base through a screw.
2. The thin-walled shell laser welding clamping device of claim 1, wherein: the screw connecting the pressing sleeve and the base is sleeved with a spring, and the spring is positioned between the pressing sleeve and the base.
3. The thin-walled shell laser welding clamping device of claim 1, wherein: the inner movable positioning sleeve comprises two arc-shaped inner positioning sleeves, and the two inner positioning sleeves are coaxial; the outer movable positioning sleeve comprises two arc-shaped outer positioning sleeves, and the two outer positioning sleeves are coaxial.
4. A method of operating the thin-walled shell laser welding clamping device of claim 1, 2 or 3, comprising the steps of:
1) Unscrewing the screw connected with the base by the pressing sleeve to enable the outer movable positioning sleeve to be in a loose state;
2) Pressing the outer wall of the outer arc plate of the workpiece to be close to the base along the outer movable positioning sleeve, so that the right end face of the workpiece is close to the right positioning block;
3) Placing an inner movable positioning sleeve along the outer wall of the inner arc plate of the workpiece, penetrating the positioning sleeve through a shaft, screwing a nut to compress the positioning sleeve, and extruding the inner movable positioning sleeve through a conical surface to enable the inner movable positioning sleeve to be round and compress the inner arc plate of the workpiece;
4) The left end and the right end of the inner wall of the thin-wall shell are pressed by a left pressing block and a right pressing block, and a left bearing frame and a right bearing frame are respectively arranged on the left pressing block and the right pressing block; placing the bearing rib of the workpiece on a bearing rib positioning block, and then compacting an outer arc plate, an inner arc plate, a bearing rib and a bearing frame of the workpiece through a pressing plate;
5) The outer movable positioning sleeve is pressed against the outer side of the outer arc plate of the workpiece; the left positioning block is pressed against the left outer wall of the thin-wall shell through the pressing mechanism; completing clamping and welding the workpiece;
6) After the welding work is finished, the nuts are unscrewed, so that the inner movable positioning sleeve is in a loose state, the screws connected with the base by the pressing sleeve and the pressing plate are unscrewed respectively, so that the outer movable positioning sleeve is also in a loose state, the pressing plate is taken out, and the welded workpiece is taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802313.7A CN108817710B (en) | 2018-07-20 | 2018-07-20 | Thin-wall shell laser welding clamping device and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810802313.7A CN108817710B (en) | 2018-07-20 | 2018-07-20 | Thin-wall shell laser welding clamping device and operation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108817710A CN108817710A (en) | 2018-11-16 |
| CN108817710B true CN108817710B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810802313.7A Active CN108817710B (en) | 2018-07-20 | 2018-07-20 | Thin-wall shell laser welding clamping device and operation method |
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| CN (1) | CN108817710B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500531A (en) * | 2018-11-28 | 2019-03-22 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of low inner ring weld assembly of leading of thin-walled replaces cellular method |
| CN110814551B (en) * | 2019-12-18 | 2024-04-16 | 江南工业集团有限公司 | Multidirectional self-correction laser welding auxiliary device for thin-wall shell and application method |
| CN111633445A (en) * | 2020-06-30 | 2020-09-08 | 安徽省捷甬达智能机器股份有限公司 | Thin-wall shell positioning device |
| CN113618265B (en) * | 2021-08-18 | 2023-03-17 | 中国航发沈阳黎明航空发动机有限责任公司 | Clamping mechanism for longitudinal welding of thin-wall parts and using method |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893765A (en) * | 1987-11-02 | 1990-01-16 | Randolph Glenn E | Friction core holder |
| JPH0623493A (en) * | 1992-07-06 | 1994-02-01 | Nippon Steel Corp | Cooling drum for casting thin slab and working device therefor |
| JPH10113792A (en) * | 1996-10-11 | 1998-05-06 | Japan Steel & Tube Constr Co Ltd | Inner clamp device for piping |
| DE10317345A1 (en) * | 2003-04-15 | 2004-11-04 | Ssa System-Spann Ag | High-speed clamping system used in workpiece processing, has centering device arranged between two sections of high-speed clamping cylinder, and which is replaceable to avoid large-scale damages due to defective processing machine operation |
| EP1967319A1 (en) * | 2007-03-06 | 2008-09-10 | Armin Muser | Device for clamping workpieces to a processing centre |
| EP2561950A1 (en) * | 2011-08-24 | 2013-02-27 | Wartmann Technologie AG | Device for centering, internal forming, aligning and tensioning rotation symmetric bodies by friction stir welding or fusion welding |
| CN103317239A (en) * | 2013-06-26 | 2013-09-25 | 江苏核工业格林水处理有限责任公司 | Welding technical equipment for nuclear fuel storage framework bush |
| CN103521994A (en) * | 2013-10-31 | 2014-01-22 | 成都发动机（集团）有限公司 | Clamp for welding multi-sectional thin-wall parts |
| CN104589099A (en) * | 2014-12-03 | 2015-05-06 | 武汉船用机械有限责任公司 | Tool for vertical lathe machining of ring-cone-shaped thin-walled part and application thereof |
| KR20160004257U (en) * | 2015-06-02 | 2016-12-13 | 대우조선해양 주식회사 | The spatter protection device for cut of pipe |
| CN107097086A (en) * | 2017-05-05 | 2017-08-29 | 哈尔滨工业大学 | Force feedback type cylindrical shape thin-wall member processing support device |
| CN107234268A (en) * | 2017-06-30 | 2017-10-10 | 天津天海同步科技有限公司 | The processing method and frock clamp of a kind of thin-walled planet carrier |
| CN107234464A (en) * | 2017-07-31 | 2017-10-10 | 江南工业集团有限公司 | Shape locating and machining clamping device in a kind of thin_wall cylinder part is complicated |
| CN207087406U (en) * | 2017-07-20 | 2018-03-13 | 湖北三江航天万峰科技发展有限公司 | A kind of thin-walled cone bay section housing Quick self-centering positioner |
| CN208787777U (en) * | 2018-07-20 | 2019-04-26 | 江南工业集团有限公司 | A kind of thin-wall case laser welding clamping device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7040629B2 (en) * | 2002-10-17 | 2006-05-09 | Bystronic Laser Ag | Clamping device for elongated workpieces |
| US20060157536A1 (en) * | 2004-12-27 | 2006-07-20 | Work Piece Holder | Work piece holder |
| WO2013164264A1 (en) * | 2012-04-30 | 2013-11-07 | Condell Engineering Limited | Pipe fabrication apparatus with a bed and a support having a backing plate |
| JP6777302B2 (en) * | 2016-04-11 | 2020-10-28 | 株式会社カワタテック | Vibration damping device |
-
2018
- 2018-07-20 CN CN201810802313.7A patent/CN108817710B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893765A (en) * | 1987-11-02 | 1990-01-16 | Randolph Glenn E | Friction core holder |
| JPH0623493A (en) * | 1992-07-06 | 1994-02-01 | Nippon Steel Corp | Cooling drum for casting thin slab and working device therefor |
| JPH10113792A (en) * | 1996-10-11 | 1998-05-06 | Japan Steel & Tube Constr Co Ltd | Inner clamp device for piping |
| DE10317345A1 (en) * | 2003-04-15 | 2004-11-04 | Ssa System-Spann Ag | High-speed clamping system used in workpiece processing, has centering device arranged between two sections of high-speed clamping cylinder, and which is replaceable to avoid large-scale damages due to defective processing machine operation |
| EP1967319A1 (en) * | 2007-03-06 | 2008-09-10 | Armin Muser | Device for clamping workpieces to a processing centre |
| EP2561950A1 (en) * | 2011-08-24 | 2013-02-27 | Wartmann Technologie AG | Device for centering, internal forming, aligning and tensioning rotation symmetric bodies by friction stir welding or fusion welding |
| CN103317239A (en) * | 2013-06-26 | 2013-09-25 | 江苏核工业格林水处理有限责任公司 | Welding technical equipment for nuclear fuel storage framework bush |
| CN103521994A (en) * | 2013-10-31 | 2014-01-22 | 成都发动机（集团）有限公司 | Clamp for welding multi-sectional thin-wall parts |
| CN104589099A (en) * | 2014-12-03 | 2015-05-06 | 武汉船用机械有限责任公司 | Tool for vertical lathe machining of ring-cone-shaped thin-walled part and application thereof |
| KR20160004257U (en) * | 2015-06-02 | 2016-12-13 | 대우조선해양 주식회사 | The spatter protection device for cut of pipe |
| CN107097086A (en) * | 2017-05-05 | 2017-08-29 | 哈尔滨工业大学 | Force feedback type cylindrical shape thin-wall member processing support device |
| CN107234268A (en) * | 2017-06-30 | 2017-10-10 | 天津天海同步科技有限公司 | The processing method and frock clamp of a kind of thin-walled planet carrier |
| CN207087406U (en) * | 2017-07-20 | 2018-03-13 | 湖北三江航天万峰科技发展有限公司 | A kind of thin-walled cone bay section housing Quick self-centering positioner |
| CN107234464A (en) * | 2017-07-31 | 2017-10-10 | 江南工业集团有限公司 | Shape locating and machining clamping device in a kind of thin_wall cylinder part is complicated |
| CN208787777U (en) * | 2018-07-20 | 2019-04-26 | 江南工业集团有限公司 | A kind of thin-wall case laser welding clamping device |
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| CN108817710A (en) | 2018-11-16 |
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