CN109250146B - Hole making device for connection of airplane tail wing and rear fuselage - Google Patents
Hole making device for connection of airplane tail wing and rear fuselage Download PDFInfo
- Publication number
- CN109250146B CN109250146B CN201811403786.6A CN201811403786A CN109250146B CN 109250146 B CN109250146 B CN 109250146B CN 201811403786 A CN201811403786 A CN 201811403786A CN 109250146 B CN109250146 B CN 109250146B
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- drill plate
- leveling
- tail
- leveling device
- tail wing
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- 238000005553 drilling Methods 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 238000003754 machining Methods 0.000 description 17
- 238000012545 processing Methods 0.000 description 14
- 210000001503 joint Anatomy 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011112 process operation Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/10—Manufacturing or assembling aircraft, e.g. jigs therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/04—Aircraft components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2247/00—Details of drilling jigs
- B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to a hole making device for connecting an airplane tail wing with a rear fuselage, which comprises a left drill plate, a right drill plate, a left connecting assembly, a right connecting assembly, a first leveling device and a second leveling device; the left drill plate and the right drill plate are arranged in parallel at intervals, and joint drill die holders for fixing tail joints and rear fuselage joints are arranged on opposite inner side surfaces; the left connecting component and the right connecting component comprise connecting rods, the upper end and the lower end of each connecting rod are respectively provided with an upper connecting seat and a lower connecting seat, and the lower connecting seats are fixed on the left drill plate and the right drill plate so as to hoist the left drill plate and the right drill plate and mount the left drill plate and the right drill plate on the tail wing; the first leveling device and the second leveling device are respectively arranged between the left drill plate and the right drill plate, and are used for adjusting the front end and the rear end of the tail fin up and down and adjusting the posture of the whole tail fin. The tail fin and rear machine body can be precisely machined by connecting and making holes, and the tail fin and rear machine body connecting and making device is simple and smart in structure, easy to produce and process, light in weight, and simple, easy and convenient to use and operate.
Description
Technical Field
The invention belongs to the technical field of aircraft production, processing and manufacturing process equipment, and particularly relates to a hole making device for connecting an aircraft tail wing with a rear fuselage.
Background
At present, in the production process of a large-scale airplane, a tail wing and a fuselage are required to be separately docked, for example: as one of the three major aircrafts in the country, AG600 project, the overall weight is up to 53 tons, the tail is 7 meters high, the weight is 2 tons, and the weight of the fuselage component exceeds 5 tons. However, the applicant found that: the tail wing and the fuselage of the existing aircraft are in butt joint by adopting fork lug structures, and are divided into a front beam, a middle beam and a rear beam, wherein a middle joint is respectively arranged between the front beam and the rear beam, and the directions of the middle joints and the joints on two sides are mutually perpendicular.
Therefore, most foreign countries adopt a method of respectively processing the special precision machine tools to the final size, the processing difficulty is extremely high, and the cost is high; the method for meeting the processing and positioning problems by adopting reserved allowance and changing the design structure of the product in China, and the design of a high horizontal tail structure is adopted, the whole gesture of the airplane needs to be ensured by a finished machined hole, and the concentricity of the two sides of the fork lugs and the three holes on the middle inserting piece needs to be ensured, so that the processing risk is high, the safety of the product is at a certain risk, and the fork lug structure is additionally provided with a positioning boss for fixing a processing device, the boss is required to be processed for a second time after the processing is finished, the processing operation is troublesome, the positioning accuracy is low, and the quality of the airplane product is seriously affected.
The design of the hole machining device for realizing the fine adjustment function of the aircraft attitude is a technical bottleneck problem of projects at one time.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a device for connecting and making holes of an airplane tail wing and a rear fuselage, which is used for realizing the precise machining of connecting and making holes of the tail wing and the rear fuselage under the condition of not changing the design of a joint product, has low machining cost, improves the butting efficiency, has simple and ingenious structure, is easy to produce and machine, has light weight, and is simple and easy to use and operate.
In order to solve the technical problems, the invention adopts the following technical scheme:
the device comprises a left drill plate, a right drill plate, a left connecting component, a right connecting component, a first leveling device and a second leveling device; wherein,,
the left drill plate and the right drill plate are arranged in parallel at intervals, and joint drill die holders for fixing the tail joint and the rear machine body joint are arranged on the opposite inner side surfaces;
the left connecting component and the right connecting component comprise connecting rods, an upper connecting seat and a lower connecting seat which are connected in a rotating way are respectively arranged at the upper end and the lower end of each connecting rod, and the lower connecting seats of the left connecting component and the right connecting component are respectively fixed on a left drill plate and a right drill plate so as to hoist the left drill plate and the right drill plate and mount the left drill plate and the right drill plate on a tail wing;
the first leveling device and the second leveling device are respectively arranged between the left drill plate and the right drill plate, are oppositely arranged at intervals, and are used for adjusting the front end and the rear end of the tail fin up and down and adjusting the posture of the whole tail fin.
Further, the first leveling device and the second leveling device are composed of a left leveling device and a right leveling device, each leveling device comprises a base and a leveling lever arranged on the upper surface of the base, and an adjusting screw rod with an adjusting hand wheel is further arranged on the upper surface of the base; one end of the leveling lever is arranged on the adjusting screw rod, and the other end of the leveling lever is provided with a leveling block which is used for acting on the tail wing.
Further, one end of the leveling lever is provided with a connecting through hole seat, and the connecting through hole seat is movably sleeved on the adjusting screw rod.
Further, the leveling block is a nylon cushion block.
Further, a drill sleeve, a tension bolt and a U-shaped bolt which are respectively used for fixing the rear machine body joint and the tail wing joint are arranged on the joint drill die holder.
Further, the connecting rod is a telescopic connecting rod.
Further, the upper connecting seat is a screw seat, and the inner side surface of the upper connecting seat is provided with a nylon gasket.
Through the technical scheme, the invention has the following main beneficial effects:
1. under the condition of not changing the design of the joint product, the precise machining of the connection hole of the tail wing and the rear fuselage is realized, the machining quality of the subsequent butt joint of the tail wing and the rear fuselage is greatly improved, the control problem of the machining cost is effectively realized, the defect that the prior art at home and abroad needs to change the product structure to carry out positioning design is overcome, the butt joint efficiency of large parts in the aircraft manufacturing process is greatly improved,
2. the novel thinking mode is adopted, a stable hole making processing technology with low cost is realized through ingenious design, namely, a prefabricated primary hole on a fork lug connector is used, reaming processing is realized through a self-positioning mode, the product design is not required to be changed, the axis position of a hole making system is found by utilizing a concentric shaft, and the purpose of stable processing of the hole making system at an accurate position can be achieved by adopting the design of reversely clamping by means of a connector structure, so that acting force and reacting force are provided by interaction of a jackscrew and a fixed U-shaped bolt.
3. The hole making device has the advantages of simple and ingenious structure, easy production and processing, light weight, simple, easy and convenient installation and operation in the use process, and can complete the whole process operation by only two people mutually matched, thereby being beneficial to wide popularization and popularization.
Drawings
FIG. 1 is a schematic view of an embodiment of an apparatus for making holes for connecting an aircraft tail to a rear fuselage according to the present invention;
FIG. 2 is a schematic view of a leveler used in an embodiment of the present invention for connecting an aircraft tail to a rear fuselage;
FIG. 3 is a schematic view of a structure of a drill die holder for a joint in an embodiment of the hole making apparatus for connecting an aircraft tail with a rear fuselage according to the present invention;
FIG. 4 is a schematic view of the structure of the left and right connection assemblies of the embodiment of the present invention for connecting an aircraft tail to a rear fuselage;
fig. 5 is a schematic view showing the structure of an embodiment of the hole forming device for connecting an aircraft tail wing with a rear fuselage according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 5:
the device for connecting the tail wing of the airplane with the rear fuselage comprises a left drill plate 1, a right drill plate 2, a left connecting component 3, a right connecting component 4, a first leveling device 5 and a second leveling device 6. The left drill plate 1 and the right drill plate 2 are arranged in parallel at intervals, and joint drill holders 7 for fixing tail joints and rear fuselage joints are arranged on opposite inner side surfaces; the left connecting component 3 and the right connecting component 4 comprise connecting rods 8, an upper connecting seat 9 and a lower connecting seat 10 which are connected in a rotating way are respectively arranged at the upper end and the lower end of the connecting rods 8, and the lower connecting seats 10 of the left connecting component 3 and the right connecting component 4 are respectively fixed on the left drill plate 1 and the right drill plate 2 so as to hoist the left drill plate 1 and the right drill plate 2 and mount the left drill plate and the right drill plate on a tail wing; the first leveling device 5 and the second leveling device 6 are respectively arranged between the left drill plate 1 and the right drill plate 2, are oppositely arranged at intervals front and back, and are used for adjusting the front and back ends of the tail fin up and down and adjusting the posture of the whole tail fin. The first leveling device 5 and the second leveling device 6 are composed of a left leveling device and a right leveling device, each leveling device comprises a base 11 and a leveling lever 12 arranged on the upper surface of the base 11, and an adjusting screw 14 with an adjusting hand wheel 13 is further arranged on the upper surface of the base 11; one end of the leveling lever 12 is mounted on the adjusting screw 14, as shown in fig. 2, one end of the leveling lever 12 is provided with a connecting through hole seat 16, the connecting through hole seat 16 is movably sleeved on the adjusting screw 14, the other end of the leveling lever 12 is provided with a leveling block 15 used for acting on the tail wing, and the leveling block 15 can be a nylon cushion block, thereby not only playing a role in protecting aircraft products, but also having a damping function. The joint drill die holder 7 is provided with a drill sleeve 16, a tension bolt 17 and a U-shaped bolt 18 which are respectively used for fixing a rear machine body joint 19 and a tail wing joint 20. The connecting rod 8 may be a telescopic connecting rod. The upper connecting seat 9 can be a screw seat, and the inner side surface of the upper connecting seat is provided with a nylon gasket, so that the upper connecting seat also plays a role in protecting airplane products and damping.
The invention relates to a device for connecting an airplane tail wing with a rear fuselage and making holes, which is matched with an automatic feed drill for use, and specifically comprises the following steps: firstly, the first leveling device 5 and the second leveling device 6 are utilized to adjust the posture (balance degree) of the tail wing, namely, the height position of the leveling block 15 at the other end of the leveling lever 12 is controlled by operating the adjusting handwheels 13 on the first leveling device 5 and the second leveling device 6, so that the posture of the whole tail wing is adjusted; then, the left drill plate 1 and the right drill plate 2 are respectively lifted and fixed on the tail wing by utilizing the left connecting component 3 and the right connecting component 4, namely, the upper connecting seat 9 of the connecting rod 8 is fixed on the tail wing, the whole drill plate is lifted, at the moment, the precision of the whole connecting hole is checked by using the checking pin, and the proper checking pin is respectively selected according to the aperture, so that the whole tail wing is connected with the rear machine body; finally, the final processing of the precision hole is realized by detaching a checking bolt and installing a matched automatic feeding drill, namely: the hole is machined by pulling out one positioning bolt, the fixed bolt is inserted, the hole is machined by pulling out the second positioning bolt, the fixed bolt is inserted, and the like, so that the purpose of hole finish machining is finally achieved in sequence, and stable support and accurate positioning are provided for the finish machining and automatic feeding drilling device of the aircraft connecting hole.
Thus, the device for connecting the tail wing and the rear fuselage of the aircraft can realize the precision machining of connecting the tail wing and the rear fuselage without changing the design of joint products, greatly improve the machining quality of subsequent butt joint of the tail wing and the rear fuselage, effectively realize the control problem of the machining cost (the machining cost is less than ten-thousandth of the similar machining cost abroad), break through the defect that the prior art at home and abroad needs to change the product structure to carry out positioning design, greatly improve the butt joint efficiency of large parts (the machining efficiency is improved by about ten times) in the manufacturing process of the aircraft, realize the stable hole-making machining process with low cost by adopting an innovative thinking mode, namely realize the reaming machining by adopting a ingenious design, namely realize the axis position of a hole-making system by adopting a self-positioning mode without changing the design of the product, and realize the purpose of stable machining at the accurate position by properly adjusting the hole-making system by adopting the design of reversely clamping by means of the joint structure, so that the jack wire and the U-shaped bolt 18 can provide acting force and reacting force. In addition, the hole making device for connecting the tail wing and the rear fuselage of the airplane has the advantages of simple and ingenious structure, easy production and processing, light weight, simple, easy and convenient installation and operation in the use process, and can complete the whole process operation by only two people mutually matched, thereby being beneficial to wide popularization and popularization.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Claims (4)
1. A be used for aircraft fin and back fuselage to connect hole device, its characterized in that: the device comprises a left drill plate (1), a right drill plate (2), a left connecting component (3), a right connecting component (4), a first leveling device (5) and a second leveling device (6); wherein,,
the left drill plate (1) and the right drill plate (2) are arranged in parallel at intervals, and joint drill holders (7) for fixing tail joints and rear machine body joints are arranged on opposite inner side surfaces;
the left connecting component (3) and the right connecting component (4) comprise connecting rods (8), an upper connecting seat (9) and a lower connecting seat (10) which are connected in a rotating way are respectively arranged at the upper end and the lower end of each connecting rod (8), and the lower connecting seats (10) of the left connecting component (3) and the right connecting component (4) are respectively fixed on the left drilling template (1) and the right drilling template (2) so as to lift the left drilling template (1) and the right drilling template (2) and install the left drilling template and the right drilling template on a tail wing;
the first leveling device (5) and the second leveling device (6) are respectively arranged between the left drill plate (1) and the right drill plate (2) and are oppositely arranged at intervals front and back, the front and back ends of the tail wing are adjusted up and down, and the posture of the whole tail wing is adjusted;
the first leveling device (5) and the second leveling device (6) are composed of a left leveling device and a right leveling device, each leveling device comprises a base (11) and a leveling lever (12) arranged on the upper surface of the base (11), and an adjusting screw (14) with an adjusting hand wheel (13) is further arranged on the upper surface of the base (11); one end of the leveling lever (12) is arranged on the adjusting screw rod (14), the other end of the leveling lever is provided with a leveling block (15) which is used for acting on the tail wing, and the leveling block (15) is a nylon cushion block;
one end of the leveling lever (12) is provided with a connecting through hole seat which is movably sleeved on the adjusting screw (14).
2. The hole making device for connecting an aircraft tail with a rear fuselage according to claim 1, wherein: the joint drilling die holder (7) is provided with a drilling sleeve (16), a tension bolt (17) and a U-shaped bolt (18) which are respectively used for fixing the rear machine body joint and the tail fin joint.
3. The hole making device for connecting an aircraft tail with a rear fuselage according to claim 1, wherein: the connecting rod (8) is a telescopic connecting rod.
4. The hole making device for connecting an aircraft tail with a rear fuselage according to claim 1, wherein: the upper connecting seat (9) is a screw seat, and the inner side surface of the upper connecting seat is provided with a nylon gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811403786.6A CN109250146B (en) | 2018-11-23 | 2018-11-23 | Hole making device for connection of airplane tail wing and rear fuselage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811403786.6A CN109250146B (en) | 2018-11-23 | 2018-11-23 | Hole making device for connection of airplane tail wing and rear fuselage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109250146A CN109250146A (en) | 2019-01-22 |
| CN109250146B true CN109250146B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811403786.6A Active CN109250146B (en) | 2018-11-23 | 2018-11-23 | Hole making device for connection of airplane tail wing and rear fuselage |
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| Country | Link |
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| CN (1) | CN109250146B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111014762B (en) * | 2019-12-13 | 2021-07-16 | 西安飞机工业（集团）有限责任公司 | Assembly method of connecting assembly of airplane frame and beam |
| CN110979724B (en) * | 2019-12-31 | 2024-02-27 | 哈尔滨安宇迪航空工业有限公司 | Assembly fixture device and positioning method for vertical tail wing of airplane |
| CN113000881B (en) * | 2021-03-15 | 2022-07-26 | 浙江大学 | Finish machining method for outer wing butt joint intersection point hole |
| CN114083470B (en) * | 2021-11-12 | 2023-09-05 | 中航西安飞机工业集团股份有限公司 | Large-scale wing wallboard stress-free rapid attitude adjusting device and use method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203843239U (en) * | 2014-05-28 | 2014-09-24 | 晋西工业集团有限责任公司 | Positioning device for empennage cylinder support lug drilling |
| CN105196082A (en) * | 2015-10-27 | 2015-12-30 | 上海航天精密机械研究所 | Device for broaching butt-joint holes of tail fin and tail |
| CN106493408A (en) * | 2016-12-08 | 2017-03-15 | 中航通飞华南飞机工业有限公司 | A kind of Large Aircraft Components dock self-positioning punching device |
-
2018
- 2018-11-23 CN CN201811403786.6A patent/CN109250146B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203843239U (en) * | 2014-05-28 | 2014-09-24 | 晋西工业集团有限责任公司 | Positioning device for empennage cylinder support lug drilling |
| CN105196082A (en) * | 2015-10-27 | 2015-12-30 | 上海航天精密机械研究所 | Device for broaching butt-joint holes of tail fin and tail |
| CN106493408A (en) * | 2016-12-08 | 2017-03-15 | 中航通飞华南飞机工业有限公司 | A kind of Large Aircraft Components dock self-positioning punching device |
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| Publication number | Publication date |
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| CN109250146A (en) | 2019-01-22 |
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