CN113681051B - Clamping device for hole making of thin-wall parts and application method of clamping device - Google Patents
Clamping device for hole making of thin-wall parts and application method of clamping device Download PDFInfo
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- CN113681051B CN113681051B CN202110996632.8A CN202110996632A CN113681051B CN 113681051 B CN113681051 B CN 113681051B CN 202110996632 A CN202110996632 A CN 202110996632A CN 113681051 B CN113681051 B CN 113681051B
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- clamping
- thin
- wall part
- drilling
- wall
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000005553 drilling Methods 0.000 claims abstract description 43
- 230000009975 flexible effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 210000000078 claw Anatomy 0.000 claims description 5
- 229920002457 flexible plastic Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000007769 metal material Substances 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a clamping device for hole making of thin-wall parts and a using method thereof, wherein the device comprises a clamping tool shell and a clamping mechanism arranged in the clamping tool shell; the clamping tool is characterized in that the clamping tool shell is provided with a drilling hole, the thin-wall part to be drilled is clamped and attached to the inner wall of the clamping tool shell through the clamping mechanism, the problem of deformation of the thin-wall part in the drilling operation process is avoided, and the drilling tool is used for performing the drilling operation on the thin-wall part through the drilling hole, so that the drilling tool is perpendicular to the surface of the thin-wall part, the perpendicularity of drilling is ensured, the quality and the speed of a drilling countersink of the thin-wall part are greatly improved, and the clamping tool has very good practical value.
Description
Technical Field
The invention relates to a clamping device for hole making of thin-wall parts and a use method thereof.
Background
In the field of machining technology for rapidly developing various hole making technologies, corresponding hole making requirements and levels are higher and higher, particularly in the field of aerospace, the performance of domestic C919, ARJ and other types of aircraft is directly determined by the aircraft curved surface skin hole making technology, and important responsibility for solving scientific research problems is borne. The aircraft curved surface skin hole making technology is used as a key technology in the aerospace field, and directly determines the highest level of national aerospace manufacturing. In the process of manufacturing and assembling the aircraft, thousands of holes are fewer, thousands of holes are more, and connecting holes are still the most main mode of connecting aircraft structural members, so that the fatigue life, the safety performance and other relevant performances of the aircraft are directly influenced.
At present, in the process of hole making and countersinking of large-curvature thin-wall parts, the following difficulties mainly exist:
1) Because the parts are large-curvature wall plates, the perpendicularity of the holes made by the parts in the hole making process is difficult to ensure, and inclined holes are easy to appear;
2) Because the thickness of the parts is thinner, the parts are easy to deform in the hole making process, and deviation exists between hole making and countersinking. And at present, the quality of the hole-making countersink of the thin-wall parts is difficult to ensure by adopting manual operation, and the speed is low.
Therefore, how to realize high-efficiency and high-quality hole making of the large-curvature thin-wall parts becomes a key problem to be solved in production and manufacture.
Disclosure of Invention
Aiming at the problems, the invention provides the clamping device for the hole making of the thin-wall part and the using method thereof, and the quality and the speed of the hole making countersink of the thin-wall part are greatly improved by arranging the proper hole making countersink clamping device to replace the traditional pure manual operation. The specific technical scheme is as follows:
firstly, the invention provides a clamping device for hole making of thin-wall parts, which comprises a clamping tool shell and a clamping mechanism arranged in the clamping tool shell; the clamping tool comprises a clamping tool shell, wherein a drilling hole is formed in the clamping tool shell, a thin-wall part to be drilled is clamped and attached to the inner wall of the clamping tool shell through a clamping mechanism, and a drilling tool is used for performing drilling operation on the thin-wall part through the drilling hole.
The clamping mechanism comprises a pneumatic clamping jaw and a supporting stop block arranged on the pneumatic clamping jaw; the supporting stop block is used for being in direct contact with the thin-wall part, and is pressed and attached to the inner wall of the clamping tool shell.
Preferably, the supporting stop block is made of flexible materials, and an avoidance groove is formed in a position corresponding to the drilling die hole and used for avoiding the hole making tool.
Further preferably, the support stop is made of flexible rubber or flexible plastic, and is fixed on the claw body of the pneumatic clamping claw through a screw.
According to the clamping device for drilling the thin-wall parts, the guide rail is arranged at the bottom of the supporting stop block and used for limiting the movement direction of the supporting stop block.
The clamping device for hole making of the thin-wall parts is characterized in that the pneumatic clamping jaw is connected with the clamping tool shell through a bolt, a travel guide groove is formed in the pneumatic clamping jaw, an original point sensor is arranged at one end of the travel guide groove, and an end point sensor is arranged at the other end of the travel guide groove and used for controlling opening and closing of the pneumatic clamping jaw in a matched mode with the relay and the electromagnetic valve.
The clamping device for drilling the thin-wall parts further comprises a rotating mechanism, wherein the rotating mechanism is positioned at the bottom of the clamping mechanism and used for controlling the rotating angle of the clamping mechanism.
The clamping device for drilling the thin-wall parts comprises a rotating motor and a connecting shaft connected with the clamping mechanism, wherein the rotating mechanism controls the rotating angle of the clamping mechanism to be 0-360 degrees; the connecting shaft is fixed at the lower part of the cylinder of the pneumatic clamping jaw of the clamping mechanism through a flange plate, a cushion block and bolts.
Secondly, the invention also provides a using method of the clamping device for drilling the thin-wall parts, which comprises the following steps:
1) And (3) assembling and debugging: assembling the clamping tool shell, the clamping mechanism and the rotating mechanism according to requirements; placing a thin-wall part to be drilled, adjusting a clamping mechanism, adjusting the clamping force, and completely attaching the thin-wall part to the inner wall of the clamping tool shell;
2) Hole-making countersink: using a hole making tool to make holes and countersinks on the thin-wall parts through a drill jig hole on the clamping tool shell;
3) And (3) rotation: under the condition that more holes are required to be manufactured, the clamping mechanism is adjusted to loosen the thin-wall part, the clamping mechanism is driven to rotate to a preset angle through the rotating mechanism, then the clamping mechanism is adjusted to completely attach the thin-wall part to the inner wall of the clamping tool shell, and then the step 2) is repeated to continuously manufacture holes and spot-size on the thin-wall part;
4) And (3) completion: and after hole-making countersink is finished, the clamping mechanism is adjusted again, the thin-wall part is loosened, and the thin-wall part is taken out of the clamping tool shell.
As one preferable technical scheme, the pneumatic clamping jaw is a three-jaw cylinder, the number of the holes is 6, and the rotation angle is 60 degrees.
The method has the beneficial effects that:
the device disclosed by the invention is used for clamping the large-curvature thin-wall parts to be drilled and then carrying out hole-making countersink, so that the quality and the speed of the hole-making countersink of the thin-wall parts are greatly improved. According to the device, the supporting stop blocks are controlled to approach the inner wall of the clamping tool body through the clamping mechanism, so that the large-curvature thin-wall part is guaranteed to be attached to the tool, and the hole making tool is enabled to be perpendicular to the surface of the large-curvature thin-wall part through the hole making die hole on the tool body, so that the hole making verticality is guaranteed. The supporting stop block of the device is made of flexible rubber materials, so that the thin-wall parts can be ensured to be clamped stably, and the parts are not influenced; and because of the flexible function of the supporting stop block and the opening and closing of the pneumatic clamping jaw, the device is applicable to the application of hole-making countersink of thin-wall parts with different thicknesses, and has very good practical value and application prospect.
Drawings
FIG. 1 is a schematic structural view of a clamping device for drilling thin-walled parts according to the present invention;
FIG. 2 is a schematic exploded view of the structure of the device of the present invention;
FIG. 3 is a schematic longitudinal section of the device of the present invention;
FIG. 4 is a schematic view of a support block structure according to the present invention;
FIG. 5 is a schematic view of a rotary mechanism according to the present invention;
fig. 6-8 are schematic diagrams of the use process of the countersink device for the thin-wall part.
In the figure: 1. clamping the tool shell; 2. a clamping mechanism; 21. pneumatic clamping jaws; 210. a claw body; 211. a travel guide groove; 212. an origin sensor; 213. an endpoint sensor; 22. a support block; 221. an avoidance groove; 222. a guide rail; 3. drilling a die hole; 4. a thin-walled part; 5. a rotation mechanism; 51. a rotating electric machine; 52. a connecting shaft; 6. a screw; 7. a flange plate; 8. a cushion block; 9. and (5) a bolt.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the embodiments and the accompanying drawings, and it is obvious that the described embodiments are only preferred embodiments of the present invention, not all embodiments, nor other forms of limitation of the present invention, and any person skilled in the art may make changes or modifications and equivalent variations using the disclosed technical matters. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present invention still fall within the protection scope of the technical solution of the present invention.
Example 1
The embodiment is a clamping device for hole forming of thin-wall parts, as shown in fig. 1 to 5, the device comprises a clamping tool shell 1 and a clamping mechanism 2 arranged in the clamping tool shell 1; the clamping tool shell 1 is provided with a drilling hole 3, a thin-wall part 4 to be drilled is clamped and attached to the inner wall of the clamping tool shell 1 through a clamping mechanism 2, and a drilling tool performs drilling operation on the thin-wall part 4 through the drilling hole 3. The clamping device replaces the traditional pure manual operation, and the hole making tool performs hole making operation on the thin-wall part through the drilling die hole, so that the hole making tool is vertical to the surface of the thin-wall part, the hole making verticality is ensured, and the quality and the speed of hole making countersink of the thin-wall part are greatly improved. In this embodiment, the material of the thin-walled part is not limited, and may be a thin metal material or a thin carbon fiber part, and the thin carbon fiber part is attached to the inner wall of the clamping tool shell, so that the deformation problem in the operation process can be avoided; the number and the aperture of the holes are not limited, so long as the thin-wall part can be attached to the inner wall of the clamping tool shell through the clamping mechanism of the clamping device.
The clamping device for drilling the thin-wall parts in the embodiment comprises a clamping mechanism 2, a clamping mechanism and a clamping mechanism, wherein the clamping mechanism comprises a pneumatic clamping jaw 21 and a supporting stop block 22 arranged on the pneumatic clamping jaw 21; the supporting stop block 22 is used for directly contacting with the thin-wall part 4 and pressing and attaching the thin-wall part on the inner wall of the clamping tool shell 1. The supporting block 22 is preferably made of flexible rubber or flexible plastic and other similar flexible materials, and is fixed on the claw body 210 of the pneumatic clamping jaw 21 through the screw 6, so that the clamping stability of the thin-wall parts can be ensured, meanwhile, the parts are not influenced, and the flexible action of the supporting block is matched with the pneumatic clamping jaw 21, so that the device can be suitable for the requirements of hole-making countersinks of the thin-wall parts with different thicknesses. In addition, the support stopper 22 is provided with a relief groove 221 for relieving the hole making tool at a position corresponding to the die hole 3. The bottom of the support block 22 is provided with a guide rail 222 for limiting the movement direction of the support block 22 so that the movement is smoother.
In this embodiment, the pneumatic clamping jaw 21 is connected to the clamping tool housing 1 through a bolt 6, a travel guide slot 211 is provided on the pneumatic clamping jaw, an origin sensor 212 is provided at one end of the travel guide slot 211, and an end sensor 213 is provided at the other end of the travel guide slot, which is used to cooperate with a relay and an electromagnetic valve to control the opening and closing of the pneumatic clamping jaw 21. When the clamping tool is used, the clamping force for attaching the thin-wall part to the clamping tool shell 1 is adjusted by controlling the opening and closing degrees of the pneumatic clamping jaws 21, so that the thin-wall part is ensured to be completely attached to the inner wall of the clamping tool shell.
In addition, the clamping device for drilling the thin-wall parts according to the embodiment further comprises a rotating mechanism 5, which is positioned at the bottom of the clamping mechanism 2 and is used for controlling the rotating angle (0-360 degrees) of the clamping mechanism 2. Specifically, the rotation mechanism 5 includes a rotation motor 51 and a connection shaft 52 connected to the clamping mechanism 2; a cushion block 8 is arranged in the cylinder of the pneumatic clamping jaw 21, and the connecting shaft 52 is fixed on the cushion block 8 at the lower part of the cylinder of the pneumatic clamping jaw 21 of the clamping mechanism 2 through a flange 7 and a bolt 9. When the pneumatic clamping jaw 21 and the support stop block 22 are driven to rotate by the rotating mechanism 5 during use, holes are formed in different positions of the thin-wall part. Of course, the present embodiment is not limited to the case of forming holes in different portions by rotating the thin-walled member, although the rotation mechanism is provided.
Example 2
In this embodiment, a specific clamping device for forming holes in a thin-walled part is used to form holes in a thin-walled part made of a carbon fiber composite material with a thickness of 1.5mm and a thin-walled part made of a metal material with a thickness of 1.8 mm. In the embodiment, 6 holes are formed in two thin-wall parts, wherein a thin-wall part made of a certain carbon fiber composite material with the thickness of 1.5mm is a phi 3mm standard part hole, and a thin-wall part made of a certain metal material with the thickness of 1.8mm is a phi 4mm standard part hole.
In this embodiment, the outer wall of the clamping tool housing 1 is in a hexagonal shape, the inner wall is in a cylindrical shape, each surface is provided with a drilling hole, the pneumatic clamping jaw 21 of the clamping mechanism 2 is a three-jaw cylinder, the pneumatic clamping jaw is positioned in the clamping tool housing 1, the supporting stop block 22 is 6 arc-shaped block pieces made of flexible rubber materials, the outer arc surfaces of the supporting stop block 22 are matched with the inner wall of the clamping tool housing 1, the supporting stop blocks 22 are respectively arranged on two sides of the jaw body 210 of the three-jaw cylinder through screws 6, and a part placing opening is reserved at the upper end of the clamping tool housing 1, so that thin-wall parts to be drilled can be conveniently placed in the drilling holes.
The specific operation steps of this embodiment are as follows, as shown in fig. 6 to 8:
1) And (3) assembling and debugging: assembling the clamping tool shell 1, the clamping mechanism 2 and the rotating mechanism 5 according to requirements; the air source is connected with a three-jaw air cylinder of the clamping mechanism 2, and meanwhile, the three-jaw air cylinder, the sensor and the relay are connected through wires, a thin-wall part to be drilled is placed in the clamping mechanism, the relay is opened or closed to adjust and control the loosening and clamping of the clamping mechanism 2, the clamping force is adjusted, and the thin-wall part is completely attached to the inner wall of the clamping tool shell 1.
2) Hole-making countersink: performing first hole drilling and countersinking on the thin-wall part by using a hole drilling tool through a drill jig hole 3 on the clamping tool shell 1, wherein the holes are 3 standard holes;
3) And (3) rotation: the clamping mechanism 2 is adjusted to loosen the thin-wall part, the clamping mechanism 2 is driven to rotate by 60 degrees through the rotating mechanism 5, then the clamping mechanism 2 is adjusted to completely attach the thin-wall part to the inner wall of the clamping tool shell 1, and then the step 2 is repeated to continuously carry out hole making and countersinking on the thin-wall part 4 for the rest 3 standard holes, namely 6 holes;
4) And (3) completion: after hole-making countersink is finished, the clamping mechanism 2 is adjusted again, the thin-wall part 4 is loosened, and the thin-wall part is taken out of the clamping tool shell 1.
In general, the device disclosed by the invention clamps the large-curvature thin-wall parts to be drilled and then performs hole reaming, the supporting stop block is controlled to approach the inner wall of the clamping tool body through the clamping mechanism, so that the large-curvature thin-wall parts are guaranteed to be attached to the tool, and the hole drilling die holes on the tool body are used for enabling the hole drilling tool to be perpendicular to the surface of the large-curvature thin-wall parts, ensuring the hole drilling perpendicularity and greatly improving the quality and speed of the hole reaming of the thin-wall parts. In addition, the supporting stop block of the device is made of flexible rubber materials, so that the thin-wall parts can be ensured to be clamped stably, the parts are not influenced, and the device is applicable to the application of hole-making countersinks of the thin-wall parts with different thicknesses due to the flexible action of the supporting stop block and the opening and the ratio of the pneumatic clamping jaw, and has very good practical value and application prospect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail herein, but rather is provided for the purpose of enabling those skilled in the art to make and use the embodiments described herein.
Claims (7)
1. A clamping device for making holes of thin-wall parts is characterized in that: comprises a clamping tool shell (1) and a clamping mechanism (2) arranged in the clamping tool shell (1); the clamping tool comprises a clamping tool shell (1), a drilling die hole (3) is formed in the clamping tool shell (1), a thin-wall part (4) to be drilled is clamped and attached to the inner wall of the clamping tool shell (1) through a clamping mechanism (2), and a drilling tool performs drilling operation on the thin-wall part (4) through the drilling die hole (3);
the clamping mechanism (2) comprises a pneumatic clamping jaw (21) and a supporting stop block (22) arranged on the pneumatic clamping jaw (21); the supporting stop block (22) is used for directly contacting with the thin-wall part (4) and pressing and attaching the thin-wall part to the inner wall of the clamping tool shell (1);
the supporting stop block (22) is made of flexible rubber or flexible plastic, is fixed on a claw body (210) of the pneumatic clamping jaw (21) through a screw (6), and is provided with an avoidance groove (221) at a position corresponding to the drilling die hole (3) for avoiding a hole making tool.
2. The clamping device for drilling thin-walled parts according to claim 1, wherein: the bottom of the supporting stop block (22) is provided with a guide rail (222) for limiting the movement direction of the supporting stop block (22).
3. The clamping device for drilling thin-walled parts according to claim 1, wherein: the pneumatic clamping jaw (21) is connected with the clamping tool shell (1) through a bolt, a travel guide groove (211) is formed in the pneumatic clamping jaw, a home point sensor (212) is arranged at one end of the travel guide groove (211), and an end point sensor (213) is arranged at the other end of the travel guide groove, and is used for controlling the pneumatic clamping jaw (21) to be opened and closed in a matched mode with a relay and an electromagnetic valve.
4. The clamping device for drilling thin-walled parts according to claim 1, wherein: the clamping device further comprises a rotating mechanism (5) which is positioned at the bottom of the clamping mechanism (2) and used for controlling the rotating angle of the clamping mechanism (2).
5. The clamping device for drilling thin-walled parts according to claim 4, wherein: the rotating mechanism (5) controls the rotating angle of the clamping mechanism (2) to be 0-360 degrees and comprises a rotating motor (51) and a connecting shaft (52) connected with the clamping mechanism (2); the connecting shaft (52) is fixed at the lower part of the cylinder of the pneumatic clamping jaw (21) of the clamping mechanism (2) through the flange plate (7), the cushion block (8) and the bolt (9).
6. A method of using the clamping device for hole making of thin wall type parts according to any one of claims 1-5, characterized in that: the method comprises the following steps:
1) And (3) assembling and debugging: assembling the clamping tool shell (1), the clamping mechanism (2) and the rotating mechanism (5) according to requirements; placing a thin-wall part (4) to be drilled, adjusting a clamping mechanism (2), adjusting the clamping force, and completely attaching the thin-wall part (4) to the inner wall of the clamping tool shell (1);
2) Hole-making countersink: using a hole making tool to make a hole for a thin-wall part (4) through clamping a drill jig hole (3) on the tool shell (1);
3) And (3) rotation: under the condition that more holes are required to be manufactured, the clamping mechanism (2) is adjusted to loosen the thin-wall part (4), the clamping mechanism (2) is driven to rotate to a preset angle through the rotating mechanism (5), then the clamping mechanism (2) is adjusted to completely attach the thin-wall part (4) to the inner wall of the clamping tool shell (1), and then the step 2) is repeated to continuously manufacture holes and countersinks on the thin-wall part (4);
4) And (3) completion: after hole-making countersink is finished, the clamping mechanism (2) is adjusted again, the thin-wall part (4) is loosened, and the thin-wall part is taken out of the clamping tool shell (1).
7. The method for using the clamping device for drilling the thin-wall parts according to claim 6, wherein the method comprises the following steps: the pneumatic clamping jaw (21) is a three-jaw cylinder; in the case where the number of the holes to be produced is 6, the angle of rotation is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110996632.8A CN113681051B (en) | 2021-08-27 | 2021-08-27 | Clamping device for hole making of thin-wall parts and application method of clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110996632.8A CN113681051B (en) | 2021-08-27 | 2021-08-27 | Clamping device for hole making of thin-wall parts and application method of clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN113681051A CN113681051A (en) | 2021-11-23 |
| CN113681051B true CN113681051B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110996632.8A Active CN113681051B (en) | 2021-08-27 | 2021-08-27 | Clamping device for hole making of thin-wall parts and application method of clamping device |
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| CN (1) | CN113681051B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115139206B (en) * | 2022-07-12 | 2024-07-05 | 金华凯力特自动化科技有限公司 | Multi-station polishing equipment for stainless steel basin production |
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| CN201300227Y (en) * | 2008-10-23 | 2009-09-02 | 成都飞机工业（集团）有限责任公司 | Drilling tool for drilling axially and evenly distributed holes |
| CN203725841U (en) * | 2014-02-28 | 2014-07-23 | 济南中森机械制造有限公司 | Special clamp for processing multi-side multiporous parts |
| CN208496450U (en) * | 2018-07-18 | 2019-02-15 | 贵阳合创达精密机械科技有限公司 | A kind of lathe thin-wall part fixture |
| CN208601062U (en) * | 2018-06-27 | 2019-03-15 | 雄名航空科工（芜湖）股份有限公司 | A kind of elder generation's inner support outer clip fixture again |
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| CN212329681U (en) * | 2020-04-02 | 2021-01-12 | 苏州沃斯曼精密机械有限公司 | Clamping device for turning thin-wall valve body fitting |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105880659B (en) * | 2016-06-15 | 2018-03-06 | 中信戴卡股份有限公司 | A kind of high-precision swelling device |
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2021
- 2021-08-27 CN CN202110996632.8A patent/CN113681051B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201300227Y (en) * | 2008-10-23 | 2009-09-02 | 成都飞机工业（集团）有限责任公司 | Drilling tool for drilling axially and evenly distributed holes |
| CN203725841U (en) * | 2014-02-28 | 2014-07-23 | 济南中森机械制造有限公司 | Special clamp for processing multi-side multiporous parts |
| CN208601062U (en) * | 2018-06-27 | 2019-03-15 | 雄名航空科工（芜湖）股份有限公司 | A kind of elder generation's inner support outer clip fixture again |
| CN208496450U (en) * | 2018-07-18 | 2019-02-15 | 贵阳合创达精密机械科技有限公司 | A kind of lathe thin-wall part fixture |
| CN110497216A (en) * | 2019-08-24 | 2019-11-26 | 大连理工大学 | Synchronization self-locking type pneumatic Self adapting fixture for annular thin wall part processing |
| CN212329681U (en) * | 2020-04-02 | 2021-01-12 | 苏州沃斯曼精密机械有限公司 | Clamping device for turning thin-wall valve body fitting |
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|---|---|
| CN113681051A (en) | 2021-11-23 |
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