CN103639797A - Double-curvature profile surface vacuum absorption platform and method for machining thickness of double-curvature skin - Google Patents
Double-curvature profile surface vacuum absorption platform and method for machining thickness of double-curvature skin Download PDFInfo
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- CN103639797A CN103639797A CN201310614178.0A CN201310614178A CN103639797A CN 103639797 A CN103639797 A CN 103639797A CN 201310614178 A CN201310614178 A CN 201310614178A CN 103639797 A CN103639797 A CN 103639797A
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- vacuum suction
- double
- vacuum
- suction platform
- double curve
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000003754 machining Methods 0.000 title abstract description 6
- 238000010521 absorption reaction Methods 0.000 title abstract 15
- 238000003801 milling Methods 0.000 claims abstract description 13
- 238000005086 pumping Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- 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
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2215/00—Details of workpieces
- B23C2215/04—Aircraft components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2270/00—Details of milling machines, milling processes or milling tools not otherwise provided for
- B23C2270/08—Clamping mechanisms or provision for clamping
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to a double-curvature profile surface vacuum absorption platform and a method for machining thickness of a double-curvature skin. A concave double-curvature profile surface is arranged above the triangular vacuum absorption platform and the other five surfaces are planes; lap jointed plates which are uniformly arranged are arranged on the periphery above the vacuum absorption platform; the lap jointed plates are used for fixing and clamping the peripheries of skin blanks; uniform sealing grooves of installation sealing rings are formed in the double-curvature profile surface of the vacuum absorption platform; vacuum absorption holes are formed between the sealing grooves of the installation sealing rings; the vacuum absorption holes are used for vacuum pumping absorption after the skin blanks are installed; pipe connectors which are used for connecting vacuum pipes which are arranged inside an inner chamber of the vacuum absorption platform are arranged at the end of the vacuum absorption platform; the vacuum pipes which are arranged inside the inner chamber of the vacuum absorption platform are communicated with the vacuum absorption holes. According to the double-curvature profile surface vacuum absorption platform, the pipe connectors of the vacuum pipe are connected with a vacuuming device through a guide pipe, the skin blanks are tightly absorbed on the double-curvature profile surface of the vacuum absorption platform after vacuum pumping, and the skin blank thickness milling is performed through a numerical control machine tool. The double-curvature profile surface vacuum absorption platform can improve the machining accuracy, surface quality and machining efficiency of the skin and avoid the environment being polluted.
Description
Technical field
The present invention relates to a kind of method of vacuum suction platform and processing Double curve degree covering thickness of Double curve degree profile.
Background technology
At present, for the processing method of the Double curve degree covering blank material thickness of airframe, be that the covering blank after being shaped is carried out to milling; Adopt chemical milling method, have that the accuracy of manufacture is low, working (machining) efficiency is low, the shortcoming of contaminated environment.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method of vacuum suction platform and processing Double curve degree covering thickness of Double curve degree profile.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of vacuum suction platform of Double curve degree profile is recessed Double curve degree profile above rectangle vacuum suction platform, and all the other five faces are all planes; On vacuum suction platform, two ends arrange locating hole, for the installation location of covering blank; The surrounding above of vacuum suction platform is provided with uniform lapping plate, for the fixing periphery of clamping covering blank; In the Double curve degree profile of vacuum suction platform, be provided with the seal groove of uniform installation sealing ring, be provided with vacuum suction hole installing between the seal groove of sealing ring, for vacuumizing and adsorbing after covering blank is installed; In the termination of vacuum suction platform, be provided with the pipe joint that connects the vacuum tube that is positioned at vacuum suction platform inner chamber, the vacuum tube that is positioned at vacuum suction platform inner chamber is communicated with described vacuum suction hole.The side of described vacuum suction platform is provided with lifting hangers.
The method that adopts the vacuum suction platform processing Double curve degree covering thickness of above-mentioned Double curve degree profile, comprising:
1. by locating hole, covering blank is installed and is positioned on the vacuum suction platform of Double curve degree profile;
2. with the fixing periphery of clamping covering blank of lapping plate, guarantee uniform clamping power and smooth curved surface, avoid covering blank to play drum;
3. adopt loop wheel machine the vacuum suction platform of Double curve degree profile to be placed in to the workbench of Digit Control Machine Tool by lifting hangers, carry out covering sotck thinkness milling processing;
4. by conduit, the pipe joint of vacuum tube is connected with vaccum-pumping equipment, and starts vaccum-pumping equipment, covering blank is tightly adsorbed in the Double curve degree profile of vacuum suction platform; The front employing of milling dial gauge checks that covering blank is adsorbed the curved surface degree of rear Double curve degree profile, with scriber, by part theoretical profile, stays allowance line, checks that whether surrounding allowance is even; First carry out roughing, milling part material thickness, whether the surplus material thickness of measuring covering blank is even, investigates overproof point, then according to a upper work step measured value, carry out fine finishining, guarantees the curved surface degree tolerance+0.05mm of Double curve degree profile;
5. fine finishining qualified after, close vaccum-pumping equipment, unload Double curve degree covering finished product.
The invention has the beneficial effects as follows: compare with existing milling technique, can improve the accuracy of manufacture, skin-surface quality and the working (machining) efficiency of covering, avoid contaminated environment, environmental protection more.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the A portion enlarged drawing of Fig. 1.
The specific embodiment
embodiment 1as shown in Figure 1, 2: a kind of vacuum suction platform of Double curve degree profile is recessed Double curve degree profile above rectangle vacuum suction platform 1, and all the other five faces are all planes; On vacuum suction platform 1, two ends arrange locating hole 4, for the installation location of covering blank; The surrounding above of vacuum suction platform 1 is provided with uniform lapping plate 5, for the fixing periphery of clamping covering blank; In the Double curve degree profile of vacuum suction platform 1, be provided with the seal groove 7 of uniform installation sealing ring 6, be provided with vacuum suction hole 2 installing between the seal groove 7 of sealing ring 6, for vacuumizing and adsorbing after covering blank is installed; In the termination of vacuum suction platform 1, be provided with the pipe joint 3 that connects the vacuum tube that is positioned at vacuum suction platform 1 inner chamber, the vacuum tube that is positioned at vacuum suction platform 1 inner chamber is communicated with described vacuum suction hole 2.The side of described vacuum suction platform 1 is provided with lifting hangers 7.
embodiment 2:a kind of method of vacuum suction platform processing Double curve degree covering thickness of Double curve degree profile described in employing embodiment 1, comprising:
1. by locating hole 4, covering blank is installed and is positioned on the vacuum suction platform 1 of Double curve degree profile;
2. use the fixedly periphery of clamping covering blank of lapping plate 5, guarantee uniform clamping power and smooth curved surface, avoid covering blank to play drum;
3. adopt loop wheel machine the vacuum suction platform 1 of Double curve degree profile to be placed in to the workbench of Digit Control Machine Tool by lifting hangers 7, carry out covering sotck thinkness milling processing;
4. by conduit, the pipe joint 3 of vacuum tube is connected with vaccum-pumping equipment, and starts vaccum-pumping equipment, covering blank is tightly adsorbed in the Double curve degree profile of vacuum suction platform 1; The front employing of milling dial gauge checks that covering blank is adsorbed the curved surface degree of rear Double curve degree profile, with scriber, by part theoretical profile, stays allowance line, checks that whether surrounding allowance is even; First carry out roughing, milling part material thickness, whether the surplus material thickness of measuring covering blank is even, investigates overproof point, then according to a upper work step measured value, carry out fine finishining, guarantees the curved surface degree tolerance+0.05mm of Double curve degree profile;
5. fine finishining qualified after, close vaccum-pumping equipment, unload Double curve degree covering finished product.
Claims (3)
1. a vacuum suction platform for Double curve degree profile, is characterized in that: above rectangle vacuum suction platform (1), be recessed Double curve degree profile, all the other five faces are all planes; The upper two ends of vacuum suction platform (1) arrange locating hole (4), for the installation location of covering blank; The surrounding above of vacuum suction platform (1) is provided with uniform lapping plate (5), for the fixing periphery of clamping covering blank; In the Double curve degree profile of vacuum suction platform (1), be provided with the seal groove (7) of uniform installation sealing ring (6), between the seal groove (7) that sealing ring (6) is installed, be provided with vacuum suction hole (2), for vacuumizing and adsorbing after covering blank is installed; In the termination of vacuum suction platform (1), be provided with the pipe joint (3) that connects the vacuum tube that is positioned at vacuum suction platform (1) inner chamber, the vacuum tube that is positioned at vacuum suction platform (1) inner chamber is communicated with described vacuum suction hole (2).
2. a vacuum suction platform for Double curve degree profile, is characterized in that: the side of described vacuum suction platform (1) is provided with lifting hangers (7).
3. the method that described in employing claim 1, the vacuum suction platform of Double curve degree profile is processed Double curve degree covering thickness, comprising:
1. by locating hole (4), covering blank is installed and is positioned on the vacuum suction platform (1) of Double curve degree profile;
2. use the fixedly periphery of clamping covering blank of lapping plate (5), guarantee uniform clamping power and smooth curved surface, avoid covering blank to play drum;
3. adopt loop wheel machine the vacuum suction platform (1) of Double curve degree profile to be placed in to the workbench of Digit Control Machine Tool by lifting hangers (7), carry out covering sotck thinkness milling processing;
4. by conduit, the pipe joint of vacuum tube (3) is connected with vaccum-pumping equipment, and starts vaccum-pumping equipment, covering blank is tightly adsorbed in the Double curve degree profile of vacuum suction platform (1); The front employing of milling dial gauge checks that covering blank is adsorbed the curved surface degree of rear Double curve degree profile, with scriber, by part theoretical profile, stays allowance line, checks that whether surrounding allowance is even; First carry out roughing, milling part material thickness, whether the surplus material thickness of measuring covering blank is even, investigates overproof point, then according to a upper work step measured value, carry out fine finishining, guarantees the curved surface degree tolerance+0.05mm of Double curve degree profile;
5. fine finishining qualified after, close vaccum-pumping equipment, unload Double curve degree covering finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310614178.0A CN103639797A (en) | 2013-11-28 | 2013-11-28 | Double-curvature profile surface vacuum absorption platform and method for machining thickness of double-curvature skin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310614178.0A CN103639797A (en) | 2013-11-28 | 2013-11-28 | Double-curvature profile surface vacuum absorption platform and method for machining thickness of double-curvature skin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103639797A true CN103639797A (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310614178.0A Pending CN103639797A (en) | 2013-11-28 | 2013-11-28 | Double-curvature profile surface vacuum absorption platform and method for machining thickness of double-curvature skin |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920915A (en) * | 2014-04-04 | 2014-07-16 | 中航沈飞民用飞机有限责任公司 | Thin skin milling device and method for milling by utilizing device |
| CN105091825A (en) * | 2015-09-14 | 2015-11-25 | 江西洪都航空工业集团有限责任公司 | Skin milling area thickness detection method |
| CN105500078A (en) * | 2016-01-20 | 2016-04-20 | 哈尔滨飞机工业集团有限责任公司 | Large-curvature composite material cutting and drilling tool |
| CN106425297A (en) * | 2016-10-14 | 2017-02-22 | 首都航天机械公司 | Numerical control processing technique for outer-grid wallboard |
| CN106984991A (en) * | 2017-06-07 | 2017-07-28 | 苏州市意可机电有限公司 | The processing technology and its special fixture of a kind of curved surface light-wall pipe |
| CN106425493B (en) * | 2016-10-14 | 2019-05-24 | 首都航天机械公司 | A kind of outer grid siding numerical control processing technology equipment |
| CN110682124A (en) * | 2019-09-12 | 2020-01-14 | 陕西飞机工业（集团）有限公司 | Milling fixture for fine cutting of large-scale double-curvature aircraft skin |
| CN111085888A (en) * | 2020-02-11 | 2020-05-01 | 扬州大学 | Pneumatic clamping sucker for processing stirrer with aeration function |
| CN114406768A (en) * | 2022-03-28 | 2022-04-29 | 西安兴航航空科技股份有限公司 | Special positioning and clamping device for aircraft skin |
| CN115055739A (en) * | 2022-06-06 | 2022-09-16 | 中国航空制造技术研究院 | Milling tool and method for composite material cap-shaped reinforced wall plate |
| CN117020279A (en) * | 2023-10-08 | 2023-11-10 | 江苏科源阀门制造有限公司 | Milling flutes device is used in production and processing of handle butterfly valve |
| WO2024063660A1 (en) * | 2022-09-23 | 2024-03-28 | SZEL-TECH Szeliga Grzegorz | Device for machining curvilinear envelopes and method of preparation for machining envelopes therein |
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| CN202507074U (en) * | 2011-12-29 | 2012-10-31 | 上海航天精密机械研究所 | Vacuum clamp for large curved wall board |
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| JPH0425335A (en) * | 1990-05-17 | 1992-01-29 | Fsk Corp | Object hold method |
| CN202053091U (en) * | 2011-03-14 | 2011-11-30 | 南昌航空大学 | Reconfigurable vacuum adsorption fixture |
| CN202507074U (en) * | 2011-12-29 | 2012-10-31 | 上海航天精密机械研究所 | Vacuum clamp for large curved wall board |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920915A (en) * | 2014-04-04 | 2014-07-16 | 中航沈飞民用飞机有限责任公司 | Thin skin milling device and method for milling by utilizing device |
| CN105091825B (en) * | 2015-09-14 | 2018-04-06 | 江西洪都航空工业集团有限责任公司 | A kind of detection method of covering milling area thickness |
| CN105091825A (en) * | 2015-09-14 | 2015-11-25 | 江西洪都航空工业集团有限责任公司 | Skin milling area thickness detection method |
| CN105500078A (en) * | 2016-01-20 | 2016-04-20 | 哈尔滨飞机工业集团有限责任公司 | Large-curvature composite material cutting and drilling tool |
| CN106425297B (en) * | 2016-10-14 | 2018-11-23 | 首都航天机械公司 | A kind of outer grid siding numerical control processing technology method |
| CN106425297A (en) * | 2016-10-14 | 2017-02-22 | 首都航天机械公司 | Numerical control processing technique for outer-grid wallboard |
| CN106425493B (en) * | 2016-10-14 | 2019-05-24 | 首都航天机械公司 | A kind of outer grid siding numerical control processing technology equipment |
| CN106984991A (en) * | 2017-06-07 | 2017-07-28 | 苏州市意可机电有限公司 | The processing technology and its special fixture of a kind of curved surface light-wall pipe |
| CN110682124A (en) * | 2019-09-12 | 2020-01-14 | 陕西飞机工业（集团）有限公司 | Milling fixture for fine cutting of large-scale double-curvature aircraft skin |
| CN111085888A (en) * | 2020-02-11 | 2020-05-01 | 扬州大学 | Pneumatic clamping sucker for processing stirrer with aeration function |
| CN114406768A (en) * | 2022-03-28 | 2022-04-29 | 西安兴航航空科技股份有限公司 | Special positioning and clamping device for aircraft skin |
| CN115055739A (en) * | 2022-06-06 | 2022-09-16 | 中国航空制造技术研究院 | Milling tool and method for composite material cap-shaped reinforced wall plate |
| WO2024063660A1 (en) * | 2022-09-23 | 2024-03-28 | SZEL-TECH Szeliga Grzegorz | Device for machining curvilinear envelopes and method of preparation for machining envelopes therein |
| CN117020279A (en) * | 2023-10-08 | 2023-11-10 | 江苏科源阀门制造有限公司 | Milling flutes device is used in production and processing of handle butterfly valve |
| CN117020279B (en) * | 2023-10-08 | 2023-12-19 | 江苏科源阀门制造有限公司 | Milling flutes device is used in production and processing of handle butterfly valve |
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Application publication date: 20140319 |