CN107775565A - A kind of aircraft target ship vacuum cap type flexible assembly fixture system - Google Patents
A kind of aircraft target ship vacuum cap type flexible assembly fixture system Download PDFInfo
- Publication number
- CN107775565A CN107775565A CN201610714398.4A CN201610714398A CN107775565A CN 107775565 A CN107775565 A CN 107775565A CN 201610714398 A CN201610714398 A CN 201610714398A CN 107775565 A CN107775565 A CN 107775565A
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- China
- Prior art keywords
- target ship
- control
- aircraft target
- flexible assembly
- cap type
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/005—Vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
- B23P2700/01—Aircraft parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
A kind of aircraft target ship vacuum cap type flexible assembly fixture system, it is made up of mechanical system, Pneumatic vacuum system, control system, the quick reconfiguration of fixture form and positioning to part, clamping function are realized, the problem that " one-to-one " is solved in traditional frock.The flexible frock system substantially increases aircraft assembling quality, efficiency, has saved production time and cost, and the frock is applied in certain Aviation Enterprise actual production line.
Description
Art
The present invention relates to a kind of aircraft target ship vacuum cap type flexible assembly fixture system, suitable for mechanical field.
Background technology
Aircraft manufacturing is a complicated production process, and aircraft rigger accounts for the whole aircraft manufacturing amount of labour as amount
40% ~ 50%, and end product quality depends greatly on the quality of assembling.Frock is to complete the important work of aircraft assembling
Skill is equipped, and is the important leverage for assembling quality, and frock experienced from conventional rigid frock to module frock, finally to flexible frock
Development course.Flexible frock technology is taken measurements the reconstitutable modularization of coordination system, automatic makeup based on product numeral
With frock technology, the purpose is to exempt the special fixed type frame of various parts assemblings, fixture in design and manufacture, work can be reduced
Manufacturing cost is filled, shortens the frock preparatory period, reduce industrial land, while increases substantially assembly productivity.Flexible frock one
As have flexibility, digitlization, it is integrated and automation the characteristics of, be contemporary aircraft assembly technology development a frontier.
The flexible frock applied at present in external aircraft assembling, is divided, one co-exists in 4 quasi-representative flexible frocks by its architectural feature：It is more
Dot matrix vacuum cap type flexible assembly fixture, determinant flexible assembly fixture, distributed parts assembling flexible frock and various shapes
The big part automatic butt platform of formula.In U.S. F22 assembling, flexible assemble production line is more ripe, by using a kind of U-shaped
Assembling line, make be shorten to 12 months by 16 months assembly period, substantially increase the performance of enterprises.
Compared with external advanced flexible frock technical merit, tool structure that China uses in aircraft assembling still mainly with
Based on traditional rigidity, dedicated form, generally automate that efficiency is not also high, and the production preliminary preparation time is longer, product
Quality is unstable.In recent years, research institutions have done on flexible frock and largely ground in one's power for many large-scale manufacturing enterprises, research
Study carefully, such as the flexible frock development project of Tsing-Hua University, applied for national patent, Harbin Institute of Technology, Jilin University also do
What the research work, Zhejiang University, Nanjing Aero-Space University etc. on flexible supporting unit was combined using universities and colleges of enterprise
Pattern carries out related R＆D work.Currently because the development and application of flexible frock lack specification and guidance, can be applied successfully
Flexible frock negligible amounts, therefore do not popularized well also in the production process of Aviation Enterprise.
The content of the invention
The present invention proposes a kind of aircraft target ship vacuum cap type flexible assembly fixture system, by mechanical system, vacuum gas
Dynamic system, control system are formed, and realize the quick reconfiguration of fixture form and positioning to part, clamping function, solve
The problem of " one-to-one " in traditional frock.
The technical solution adopted in the present invention is.
The fixture system is made up of mechanical system, Pneumatic vacuum system, control system, realizes the quick of fixture form
Reconstruct and the positioning to part, clamping function, the problem of " one-to-one " is solved in traditional frock.
The flexible frock Platform Machinery structure is mainly by three positioning clamping system, transmission system, support system parts
Composition.
The atmospheric control is in practical set work, when generation fits like a glove with aircraft target ship curved surface and is distributed
After even absorption dot matrix, external gas source is connected, pressure switch is opened, zeroing operation is carried out to pressure switch first, and set
Good relevant parameter.
The control system realizes the motion control of tooling platform and logic using programmable logic controller (PLC) (PLC)
Control, finally realizes the reconstruct of fixture form.
The whole flexible assembly platform control system contains servo-control system, PLC logic control systems and upper
Machine controls monitoring system.
The hardware system is by switch board, control platform operation button, 5 Delta DVP28SV11T types PLC, 18
Delta ASDA-AB types servo-driver and the composition such as Delta servomotor and the photoelectric proximity switch for stroke limit.
The beneficial effects of the invention are as follows：The flexible frock system solves traditional frock in aircraft target ship assembling well
" one-to-one " prominent the problem of existing, aircraft assembling quality, efficiency are substantially increased, has been saved production time and cost, and
The frock is applied in certain Aviation Enterprise actual production line.
Brief description of the drawings
Fig. 1 is the flexible frock Platform Machinery structure chart of the present invention.
Fig. 2 is the Pneumatic vacuum system architecture installation drawing of the present invention.
Fig. 3 is the control system workflow diagram of the present invention.
Fig. 4 is the control system RS485 communication network figures of the present invention.
In figure：1. positioning clamping system；2. transmission system；3. support system.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
Such as Fig. 1, the flexible frock Platform Machinery structure mainly by：Positioning clamping system, transmission system, support system three
Part forms.Positioning clamping system main function is to fix the position of aircraft target ship in space, with carry out following process or
Person assembles；Transmission system main function is in order that pillar can move up and down, and sucker can be sent to due height；Support
System main function be exactly support, fixed conveyor system so that often cover transmission system have the fixed position of oneself, make structure steady
It is fixed, firm.
Wherein positioning clamping system is carried hollow supporting body, sucker, keeper, the imperfect spheroid of spherical groove by top
Deng composition.Imperfect spheroid forms ball pair attachment structure with hollow supporting body of the top with spherical groove, and then can be free
Relative motion, realizes the rotation of imperfect spheroid ± 26 °, and sucker can reach correct position with the rotation of spheroid, make it
Center law vector overlaps with the law vector of aircraft wall plate anchor point, solves the problems, such as the design of adaptive location clamping device,
The frock is set to meet different curvature, aircraft target ship of different shapes assembling demand；Transmission system is mainly by pillar, fixation
Block, ball screw, branch cylinder, shaft coupling, servomotor etc. form.Power sends ball to by shaft coupling caused by servomotor
Leading screw, and drive pillar to move up and down, sucker is sent to the height of needs；To ensure that strut assemblies only move along a straight line, prop up
Post both sides are provided with slideway, it is ensured that pillar only carries out moving along a straight line up and down；Support system is mainly by upper plate lid, lower plate lid, steel bar group
Into serving support fixation.
The tooling platform employs modularized design in design, is mainly reflected in two aspects.Each independent fortune
Dynamic gear unit is a module, and nine cupule heads work independently, are easy to detect when a certain cupule head breaks down, repair；
Each other complete tooling platform is also a module, can provide stronger flexibility, complete the processing of larger wallboard
Fittage.
Such as Fig. 2, in the assembling of conventional airplane wallboard, due to using rigid tooling, it is easy to cause wallboard to deform, serious shadow
Ring aircraft aerodynamic performance.In the flexible frock, vacuum power, i.e. absorption affinity are produced by the way of Pneumatic vacuum, to provide
Clamp the clamping force required for wallboard, the mode that pneumatic suction clamps realizes the small stress clamping of workpiece, substantially reduce by
In the deformation caused by contact.Its operation principle：Vacuum cup is a kind of sealing lip, with contacted by suction workpiece after, sucker
With an interim sealing space can be formed by suction workpiece, by taking air thin in this sealing space away, external pressure in generation
Power is poor, so as to which wallboard is tightly adsorbed on vacuum cup.Because the flexible frock platform is using the vacuum of quality of rubber materials
Sucker, panel surfaces will not be caused with gross distortion or loss when absorption either decontrols wallboard, improve aircraft assembling
Quality.
In practical set work, after the absorption dot matrix that generation fits like a glove and is evenly distributed with aircraft target ship curved surface,
External gas source is connected, pressure switch is opened, zeroing operation is carried out to pressure switch first, and set relevant parameter.Now
The switch of magnetic valve is opened in PLC control system, vacuum generator can siphon away the air in vacuum cup, inhale vacuum cup
Attached aircraft target ship.After the completion of work, magnetic valve, vacuum cup release aircraft target ship are disconnected.
Such as Fig. 3, the control system using programmable logic controller (PLC) (PLC) come realize the motion control of tooling platform and
Logic control, finally realize the reconstruct of fixture form.Whole flexible assembly platform control system contain servo-control system,
PLC logic control systems and PC control monitoring system.Hardware system by switch board, control platform operation button, 5
Delta DVP28SV11T types PLC, 18 Delta ASDA-AB types servo-drivers and Delta servomotor and for stroke limit
The composition such as photoelectric proximity switch of position.
In aircraft target ship assembling process, first by the three of wallboard, dimension module leads people into CATIA, and in CATIA
The flexible frock 3-dimensional digital model machine built up in environment carries out pre-assembled, extraction assembling key point, and it is crucial to establish an assembling
Point digital-to-analogue.Analysis is calculated by the software in host computer, finally gives the tune row data and control routine of flexible frock, and send
Give slave computer (PLC) control module.Slave computer control machinery system motion is complete with aircraft target ship curved surface to specified location, generation
The absorption dot matrix coincide and be evenly distributed, realize positioning, clamping installation of the flexible frock to wallboard.
Such as Fig. 4, in assembling process, it is contemplated that the work on the spot environment of flexible frock platform, and can to control accuracy
It is high using reliability by the strict demand of property, the flexible frock platform.The PLC controls of strong antijamming capability.The flexible frock control
System processed is made up of 3x3 absorption dot matrix, correspondingly needs 9 servomotors, in order to carry out the independently moving of each axle and
Union Movement between multiaxis, host computer need to realize the control and monitoring to each motor, therefore need to build RS485 control nets
Network.
Claims (6)
1. a kind of aircraft target ship vacuum cap type flexible assembly fixture system, it is characterized in that：The fixture system by mechanical system,
Pneumatic vacuum system, control system are formed, and realize the quick reconfiguration of fixture form and positioning to part, clamping function,
The problem of " one-to-one " is solved in traditional frock.
2. a kind of aircraft target ship vacuum cap type flexible assembly fixture system according to claim 1, it is characterized in that：It is described
Flexible frock Platform Machinery structure is mainly made up of three positioning clamping system, transmission system, support system parts.
3. a kind of aircraft target ship vacuum cap type flexible assembly fixture system according to claim 1, it is characterized in that：It is described
Atmospheric control is in practical set work, when the absorption dot matrix that generation fits like a glove and is evenly distributed with aircraft target ship curved surface
Afterwards, external gas source is connected, pressure switch is opened, zeroing operation is carried out to pressure switch first, and set relevant parameter.
4. a kind of aircraft target ship vacuum cap type flexible assembly fixture system according to claim 1, it is characterized in that：Institute
Control system is stated using programmable logic controller (PLC) (PLC) to realize the motion control of tooling platform and logic control, it is final real
The reconstruct of existing fixture form.
5. a kind of aircraft target ship vacuum cap type flexible assembly fixture system according to claim 1, it is characterized in that：It is described
Whole flexible assembly platform control system contains servo-control system, PLC logic control systems and PC control monitoring system
System.
6. a kind of aircraft target ship vacuum cap type flexible assembly fixture system according to claim 1, it is characterized in that：It is described
Hardware system is by switch board, control platform operation button, 5 Delta DVP28SV11T types PLC, 18 Delta ASDA-AB
Type servo-driver and the composition such as Delta servomotor and the photoelectric proximity switch for stroke limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714398.4A CN107775565A (en) | 2016-08-25 | 2016-08-25 | A kind of aircraft target ship vacuum cap type flexible assembly fixture system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714398.4A CN107775565A (en) | 2016-08-25 | 2016-08-25 | A kind of aircraft target ship vacuum cap type flexible assembly fixture system |
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| Publication Number | Publication Date |
|---|---|
| CN107775565A true CN107775565A (en) | 2018-03-09 |
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| CN201610714398.4A Pending CN107775565A (en) | 2016-08-25 | 2016-08-25 | A kind of aircraft target ship vacuum cap type flexible assembly fixture system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421865A (en) * | 2018-03-29 | 2018-08-21 | 广州瑞松北斗汽车装备有限公司 | The adaptive adsorption system that rolling pressing edge covering system uses |
| CN109176362A (en) * | 2018-11-12 | 2019-01-11 | 中车长春轨道客车股份有限公司 | Universal train plate positioning tool suitable for curved surface profile line |
| CN110625412A (en) * | 2019-09-06 | 2019-12-31 | 北京星航机电装备有限公司 | Universal supporting tool for inner profile based on lathe |
| CN111545907A (en) * | 2020-05-13 | 2020-08-18 | 南京航空航天大学 | Flexible multi-point adsorption device and method for double-laser-beam bilateral synchronous welding of T-shaped wallboard structure |
| CN114056596A (en) * | 2021-12-03 | 2022-02-18 | 中航沈飞民用飞机有限责任公司 | Low-stress assembly method for butt joint of barrel sections of front machine body |
| CN114952411A (en) * | 2022-07-06 | 2022-08-30 | 航天海鹰(镇江)特种材料有限公司 | Self-adaptive machining and positioning method for composite material blade of aircraft engine |
| CN115041986A (en) * | 2022-05-25 | 2022-09-13 | 河海大学常州校区 | Multi-lattice vacuum adsorption flexible tool system and positioning method thereof |
-
2016
- 2016-08-25 CN CN201610714398.4A patent/CN107775565A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421865A (en) * | 2018-03-29 | 2018-08-21 | 广州瑞松北斗汽车装备有限公司 | The adaptive adsorption system that rolling pressing edge covering system uses |
| WO2019184559A1 (en) * | 2018-03-29 | 2019-10-03 | 广州瑞松北斗汽车装备有限公司 | Adaptive adhesion system for rolling and over-edging system |
| CN109176362A (en) * | 2018-11-12 | 2019-01-11 | 中车长春轨道客车股份有限公司 | Universal train plate positioning tool suitable for curved surface profile line |
| CN110625412A (en) * | 2019-09-06 | 2019-12-31 | 北京星航机电装备有限公司 | Universal supporting tool for inner profile based on lathe |
| CN111545907A (en) * | 2020-05-13 | 2020-08-18 | 南京航空航天大学 | Flexible multi-point adsorption device and method for double-laser-beam bilateral synchronous welding of T-shaped wallboard structure |
| CN114056596A (en) * | 2021-12-03 | 2022-02-18 | 中航沈飞民用飞机有限责任公司 | Low-stress assembly method for butt joint of barrel sections of front machine body |
| CN115041986A (en) * | 2022-05-25 | 2022-09-13 | 河海大学常州校区 | Multi-lattice vacuum adsorption flexible tool system and positioning method thereof |
| CN115041986B (en) * | 2022-05-25 | 2024-01-09 | 河海大学常州校区 | Multi-lattice vacuum adsorption flexible tool system and positioning method thereof |
| CN114952411A (en) * | 2022-07-06 | 2022-08-30 | 航天海鹰(镇江)特种材料有限公司 | Self-adaptive machining and positioning method for composite material blade of aircraft engine |
| CN114952411B (en) * | 2022-07-06 | 2024-01-26 | 航天海鹰(镇江)特种材料有限公司 | Self-adaptive machining and positioning method for aircraft engine composite material blade |
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Application publication date: 20180309 |