CN113118493B - Skin opening device and process method - Google Patents
Skin opening device and process method Download PDFInfo
- Publication number
- CN113118493B CN113118493B CN202010041562.6A CN202010041562A CN113118493B CN 113118493 B CN113118493 B CN 113118493B CN 202010041562 A CN202010041562 A CN 202010041562A CN 113118493 B CN113118493 B CN 113118493B
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- skin
- opening
- positioning
- drilling
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- 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
- 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
- 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
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- 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
Abstract
The invention relates to the technical field of aircraft assembly and manufacturing, and discloses a skin opening device and a process method. The skin opening device comprises an auxiliary drilling mechanism, an auxiliary opening mechanism and a reinforcing plate, wherein the auxiliary drilling mechanism is mounted on a mechanism on the inner side of the skin and can be used for positioning the auxiliary drilling mechanism, and the auxiliary drilling mechanism is used for positioning and drilling a mounting hole in the skin; the auxiliary opening mechanism is arranged on the mounting hole and used for positioning and machining a skin opening on the skin; the reinforcing plate is provided with fixing holes corresponding to the mounting holes, and the reinforcing plate is fixed on the skin through fixing pieces penetrating through the mounting holes and the fixing holes. The method realizes the accurate positioning of the skin opening, optimizes the operation specification of processing the skin opening, has simple operation, and simultaneously ensures higher coaxiality requirement between the skin opening and the reinforcing plate.
Description
Technical Field
The invention relates to the technical field of aircraft assembly and manufacturing, in particular to a skin opening device and a process method.
Background
At present, the fuselage of an airplane adopts a three-section arc design, and the fuselage is of a semi-hard shell structure which is composed of a skin, a stringer, a frame and a floor and has a large number of curved surface elements. In the process of aircraft assembly, on the premise of ensuring the structural strength, rigidity, weight, manufacturability and the like of a fuselage, in order to realize various loading use, detection, aerial survey refitting and other related functions, an opening is often required to be arranged at a proper position of an aircraft skin so as to meet task requirements in different flight states.
When the drill bit is used for opening the aircraft skin, the integrity and the continuity of a stressed structure of the aircraft body are damaged, and a reinforcing plate needs to be additionally arranged at the structural opening to reinforce the structure so as to compensate for the weakening caused by the opening. There are many situations when aircraft assemblies require openings in the skin and structural reinforcement. The opening on the common plane is strengthened, and positioning and hole making can be carried out by means of a marking tool. However, due to the fact that the opening region has a certain radian, the positioning reference is few, the positioning accuracy is poor, if the shape of the opening is irregular, the opening outline is difficult to accurately determine, and the difficulty and the complexity of opening the skin are increased. Meanwhile, a higher coaxiality requirement is required between the skin opening and the reinforcing plate, and the coaxiality requirement of the skin opening and the reinforcing plate is difficult to guarantee in common marking and positioning, so that the assembly precision is reduced.
Accordingly, there is a need for a skin opening device and a process method thereof to solve the above problems.
Disclosure of Invention
Based on the above, the present invention provides a skin opening device, which achieves accurate positioning of a skin opening, optimizes the operation specification of the skin opening, is simple to operate, and simultaneously ensures a high coaxiality requirement between the skin opening and a reinforcing plate.
In order to achieve the purpose, the invention adopts the following technical scheme:
a skin opening device, comprising:
the auxiliary drilling mechanism is arranged on a mechanism on the inner side of the skin, the mechanism on the inner side of the skin can position the auxiliary drilling mechanism, and the auxiliary drilling mechanism is used for positioning and drilling a mounting hole in the skin;
the auxiliary opening mechanism is arranged on the mounting hole and is used for positioning and machining a skin opening on the skin;
the reinforcing plate is provided with fixing holes corresponding to the mounting holes, and the reinforcing plate is fixed on the skin through fixing pieces penetrating through the mounting holes and the fixing holes.
Preferably, the auxiliary drilling mechanism comprises a drilling positioning assembly and a drilling assembly, the drilling positioning assembly is provided with a first positioning hole, the first positioning hole is used for positioning the mounting hole in the skin, the drilling assembly is used for machining the mounting hole in the skin, and the first positioning hole is used for positioning and guiding the drilling assembly.
Preferably, the drilling positioning assembly comprises a drilling template, a drilling grinding sleeve and a fixing plate, the drilling template is fixed on the fixing plate, the fixing plate is fixed on the structure inside the skin, at least two first positioning holes are formed in the drilling template, and the drilling grinding sleeve is installed in the first positioning holes.
Preferably, the drilling template is at least partially matched with the shape of the inner surface of the skin, and the drilling template can be attached to the inner side of the skin at least partially.
Preferably, the auxiliary opening mechanism includes an opening plate, two second positioning holes corresponding to the mounting holes are formed in the opening plate, the opening plate is fixed to the skin through a connecting assembly penetrating through the second positioning holes and the mounting holes, and the opening plate is used for positioning an opening of the skin.
Preferably, the connecting assembly comprises a cylindrical bolt and a bushing, the bushing is mounted in the second positioning hole, and the opening plate is fixedly connected to the skin through the cylindrical bolt penetrating through the bushing and the mounting hole.
Preferably, the auxiliary opening mechanism further comprises an opening assembly, the opening plate is provided with an opening through hole, the opening through hole is used for positioning the skin opening, the opening assembly is used for machining the skin opening on the skin, and the opening through hole is used for positioning and guiding the opening assembly.
Preferably, the opening plate is matched with the shape of the surface of the skin, and the opening plate can be attached to the surface of the skin.
Preferably, the auxiliary opening mechanism further comprises two pressing plates and a locking assembly which are arranged at intervals, the opening plate and the skin are located between the two pressing plates, and the two pressing plates are locked through the locking assembly.
The invention also aims to provide a process method for opening the skin, which realizes the effects of strong applicability, high operability and the like of the skin opening process.
In order to achieve the purpose, the invention adopts the following process method:
a process method for opening a skin comprises the skin opening device in any one of the above aspects, and comprises the following steps:
the auxiliary drilling mechanism is arranged on a mechanism on the inner side of the skin, and is used for positioning and drilling a mounting hole in the skin;
the auxiliary opening mechanism is arranged on the mounting hole, and the auxiliary opening mechanism is used for positioning and machining a skin opening on the skin;
the reinforcing plate is fixed on the skin through fixing pieces penetrating through the mounting holes and the fixing holes.
The invention has the beneficial effects that:
the skin opening device in the embodiment comprises an auxiliary drilling mechanism, an auxiliary opening mechanism and a reinforcing plate, wherein the auxiliary drilling mechanism is installed on a mechanism on the inner side of the skin and used for fixing and positioning the auxiliary drilling mechanism, and the installed auxiliary drilling mechanism is used for positioning and drilling the installation hole in the skin. The auxiliary shedding mechanism is arranged on the mounting hole, the mounting hole is used for mounting and positioning the auxiliary shedding mechanism, and the auxiliary shedding mechanism is used for positioning and processing a skin opening on a skin. The reinforcing plate is provided with fixing holes corresponding to the mounting holes, and the reinforcing plate is fixed on the skin through fixing pieces penetrating through the mounting holes and the fixing holes. The auxiliary drilling mechanism, the auxiliary opening mechanism and the reinforcing plate are mutually coordinated through the mounting holes, and the mounting hole positions are mutually matched in all tool steps, so that the accurate positioning of the skin opening is realized, the operation specification for machining the skin opening is optimized, the operation is simple, and the requirement on higher coaxiality between the skin opening and the reinforcing plate is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic view of an installation structure of an auxiliary drilling mechanism of a skin opening device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a mounting structure of an auxiliary shedding mechanism of a skin shedding apparatus according to an embodiment of the present invention;
fig. 3 is a schematic view of a mounting structure of a reinforcing plate of a skin opening device according to an embodiment of the present invention.
The figures are labeled as follows:
1-an auxiliary drilling mechanism; 11-drilling a template; 111-a first locating hole; 12-a fixing plate;
2-an auxiliary shedding mechanism; 21-an opening plate; 211-a second positioning hole; 212-open via; 22-a connecting assembly; 221-cylindrical bolt; 222-a bushing; 23-a platen; 24-a locking assembly;
3-a reinforcing plate; 31-a fixation hole;
4-covering; 5-frame; 6-stringer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 to 3, the present embodiment provides a skin opening device including an auxiliary drilling mechanism 1, an auxiliary opening mechanism 2, and a reinforcing plate 3. The auxiliary drilling mechanism 1 is mounted on a mechanism on the inner side of the skin 4, specifically mounted on structures such as a stringer 6, a frame 5 and a floor on the inner side of the skin 4, and can be used for positioning the auxiliary drilling mechanism 1, and the mounted auxiliary drilling mechanism 1 is used for positioning and drilling a mounting hole in the skin 4. The auxiliary drilling mechanism 1 is disassembled, the auxiliary opening mechanism 2 is installed on the installation hole, the installation hole can be used for installing and positioning the auxiliary opening mechanism 2, and the auxiliary opening mechanism 2 can also be used for positioning and machining a skin opening on the skin 4. The auxiliary shedding mechanism 2 is disassembled, the reinforcing plate 3 is installed, the reinforcing plate 3 is provided with fixing holes 31 corresponding to the installation holes, the reinforcing plate 3 is fixed on the skin 4 through fixing pieces penetrating through the installation holes and the fixing holes 31, and the fixing pieces are preferably of bolt and nut fixing structures. The auxiliary drilling mechanism 1, the auxiliary opening mechanism 2 and the reinforcing plate 3 are mutually coordinated through the mounting holes, and the mounting holes are mutually matched in all steps, so that the accurate positioning of the skin opening is realized, the operation specification of the skin opening is optimized, the operation is simple, and the requirement of higher coaxiality between the skin opening and the reinforcing plate 3 is ensured.
Further, as shown in fig. 1, the auxiliary drilling mechanism 1 includes a drilling positioning assembly and a drilling assembly, the drilling positioning assembly is provided with a first positioning hole 111, the first positioning hole 111 is used for positioning the mounting hole on the skin 4, the drilling assembly may be a handheld pneumatic drilling machine, a drill bit of the drilling assembly passes through the first positioning hole 111 to machine the mounting hole on the skin 4, the first positioning hole 111 is configured to position and guide the drill bit to position the mounting hole,
specifically, because there is certain radian in the open region, the location benchmark is few, and positioning accuracy is poor, if the shape of hole is irregular, it is difficult to accurate definite opening profile, has increaseed covering open-ended degree of difficulty and complexity. Therefore, the positioning of the skin opening requires finding an accurate positioning reference on the aircraft. And (4) selecting a proper frame 5, a proper stringer 6 and other structures to position the drilling positioning assembly, and machining a skin opening on the skin 4. As shown in fig. 1, the drilling positioning assembly includes a drilling template 11, a drilling and grinding sleeve, and a fixing plate 12, wherein the drilling template 11 is fixed on the fixing plate 12, and the fixing plate 12 is fixed on a structure inside the skin 4. For example: the binding surface of the drilling jig plate 11 and the frame 5 is used as a reference A, the binding surface of the fixed plate 12 and the stringer 6 is used as a reference B, the binding surface of the drilling jig plate 11 and the inner surface of the skin 4 is used as a reference C, the three reference surfaces act together to accurately position the drilling positioning assembly, and the stringer 6 positions and clamps the fixed plate 12. The drilling template 11 is provided with at least two first positioning holes 111, in this embodiment, the drilling template 11 is preferably provided with two first positioning holes 111, a drilling and grinding sleeve is installed in the first positioning holes 111, and the drilling and grinding sleeve positions and guides the drilling assembly, so that the drilling assembly processes two installation holes on the skin 4. The drill grinding sleeve can protect the drill plate 11 from being damaged by the drilling assembly, and meanwhile, the positioning precision is improved. Preferably, as the interior of the skin 4 is always a curved surface structure, in order to better fix the drilling template 11, the shape of at least part of the joint surface of the drilling template 11 and the skin 4 is matched with the shape of the inner surface of the skin 4, and the drilling template 11 can be at least partially jointed on the inner side of the skin 4. The installation is stable, and the processing of the installation hole is facilitated.
Further, as shown in fig. 2, the auxiliary opening mechanism 2 includes an opening plate 21, two second positioning holes 211 corresponding to the mounting holes are provided on the opening plate 21, the opening plate 21 is fixed on the skin 4 through a connecting component 22 penetrating through the second positioning holes 211 and the mounting holes, and the mounting holes and the opening plate 21 have a positioning function. Preferably, for the convenience of disassembly, the connecting component 22 is a cylindrical pin 221 and a bushing 222, the bushing 222 is installed in the second positioning hole 211, and the opening plate 21 is fixed to the skin 4 through the cylindrical pin 221 penetrating the bushing 222 and the installation hole.
It should be noted that the auxiliary opening mechanism 2 further includes an opening assembly, the opening assembly is preferably a handheld pneumatic drill, an opening through hole 212 is provided on the opening plate 21, a drill of the opening assembly passes through the opening through hole 212 to machine a skin opening on the skin 4, and the opening through hole 212 is configured to guide the drill to position the skin opening. Preferably, since the inside of the skin 4 is usually a curved structure, in order to better fix the opening plate 21, the shape of the opening plate 21 matches with the shape of the surface of the skin 4, and the opening plate 21 can be attached to the inner side of the skin 4. The risk that the auxiliary opening mechanism 2 and the skin 4 are not attached is effectively avoided, and the skin opening processing precision is guaranteed.
Further preferably, the auxiliary opening mechanism 2 further comprises a pressing plate 23, after the opening plate 21 is installed on the skin 4, the opening plate 21 and the skin 4 are located between two pressing plates 23 arranged at intervals, and the two pressing plates 23 lock the opening plate 21 and the skin 4 through a locking assembly 24, so that the installation of the opening plate 21 and the subsequent processing of the skin opening are more stable and have higher precision. Preferably, a gasket is provided between the skin 4 and the pressure plate 23, which effectively protects the skin 4 from damage by the pressure plate 23. The locking assembly 24 is preferably a combination of a hexagon bolt and a nut, and a hand-held pneumatic drill is used to form a pilot hole in the skin 4, the hexagon bolt passes through the pilot hole and is mounted with the nut, and the two pressing plates 23 are locked, so that the mounting of the skin 4 and the opening plate 21 is more stable. The opening subassembly carries out covering opening processing through opening through-hole 212, and when clamp plate 23 was opened the subassembly and is interfered, clamp plate 23 accessible was transferred and is loosened hexagon bolt adaptability adjustment clamp plate 23 position, satisfied the in-service use requirement.
It should be noted that the invention also provides a process method for opening the skin, which is as follows
The method comprises the following steps: installing an auxiliary drilling mechanism 1, wherein the auxiliary drilling mechanism 1 is installed on a mechanism on the inner side of the skin 4, specifically, the position of a mounting hole is positioned through a drilling template 11, and a drilling component penetrates through two first positioning holes 111 on the drilling template 11 to process the mounting hole on the skin 4;
step two: the auxiliary drilling mechanism 1 is disassembled, the auxiliary opening mechanism 2 is installed, the auxiliary opening mechanism 2 is fixed on the installation hole, specifically, the position of the skin opening is positioned through the opening plate 21, and the opening assembly penetrates through the opening through hole 212 on the opening plate 21 to process the skin opening;
step three: the auxiliary shedding mechanism 2 is disassembled, the reinforcing plate 3 is installed, and the reinforcing plate 3 is fixed on the skin 4 through fixing pieces penetrating through the mounting holes and the fixing holes 31.
Specifically, the specific processing parameters in the process method refer to: the diameters of the first positioning hole 111 of the drilling assembly, the second positioning hole 211 of the opening plate 21, the mounting hole of the skin 4 and the fixing hole 31 of the reinforcing plate 3 are all 3.26mm, and the diameters of the mounting hole and the fixing hole 31 of the skin opening are +/-0.1 mm, so that the four holes are coordinately positioned, the mounting holes are mutually matched in each tool step, the skin opening positioning and high-precision machining are effectively guaranteed, and the coaxiality requirement of the reinforcing plate 3 and the skin opening is guaranteed. After the sensor is installed, the gap between the sensor and the skin 4 is uniform, and the design requirement is met.
The process method can be popularized and applied to engineering situations where opening and structural reinforcement are needed in the area of the aircraft skin 4, and is strong in applicability, simple in structure, low in cost and high in operability.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. Those skilled in the art will appreciate that the present invention is not limited to the particular embodiments described herein, and that various obvious changes, rearrangements and substitutions will now be apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (8)
1. A skin opening device, comprising:
the auxiliary drilling mechanism (1) is installed on a mechanism on the inner side of the skin (4), the mechanism on the inner side of the skin (4) can position the auxiliary drilling mechanism (1), and the auxiliary drilling mechanism (1) is used for positioning and drilling a mounting hole in the skin (4);
the auxiliary opening mechanism (2) is mounted on the mounting hole, and the auxiliary opening mechanism (2) is used for positioning and machining a skin opening on the skin (4);
the reinforcing plate (3) is provided with a fixing hole (31) corresponding to the mounting hole, and the reinforcing plate (3) is fixed on the skin (4) through a fixing piece penetrating through the mounting hole and the fixing hole (31);
the auxiliary opening mechanism (2) comprises an opening plate (21), two second positioning holes (211) corresponding to the mounting holes are formed in the opening plate (21), the opening plate (21) is fixed on the skin (4) through connecting assemblies (22) penetrating through the second positioning holes (211) and the mounting holes, and the opening plate (21) is used for positioning the skin opening;
the auxiliary opening mechanism (2) further comprises two pressing plates (23) and two locking assemblies (24) which are arranged at intervals, the opening plate (21) and the skin (4) are located between the two pressing plates (23), and the two pressing plates (23) are locked through the locking assemblies (24).
2. The skin opening device according to claim 1, wherein the auxiliary drilling mechanism (1) comprises a drilling positioning assembly and a drilling assembly, the drilling positioning assembly is provided with a first positioning hole (111), the first positioning hole (111) is used for positioning the mounting hole on the skin (4), the drilling assembly is used for machining the mounting hole on the skin (4), and the first positioning hole (111) is used for positioning and guiding the drilling assembly.
3. The skin opening device of claim 2, wherein the drilling and positioning assembly comprises a drilling template (11), a drilling and grinding sleeve and a fixing plate (12), the drilling template (11) is fixed on the fixing plate (12), the fixing plate (12) is fixed on a structure inside the skin (4), at least two first positioning holes (111) are formed in the drilling template (11), and the drilling and grinding sleeve is installed in the first positioning holes (111).
4. The skin opening device according to claim 3, characterized in that the drill plate (11) is at least partially form-fitted to the inner surface of the skin (4), the drill plate (11) being at least partially attachable to the inside of the skin (4).
5. The skin opening apparatus according to claim 1, wherein the connecting assembly (22) comprises a cylindrical pin (221) and a bushing (222), the bushing (222) is installed in the second positioning hole (211), and the opening plate (21) is fixed on the skin (4) through the cylindrical pin (221) penetrating through the bushing (222) and the mounting hole.
6. The skin opening device according to claim 1, wherein the auxiliary opening mechanism (2) further comprises an opening assembly, the opening plate (21) is provided with an opening through hole (212), the opening assembly is used for processing the skin opening on the skin (4), and the opening through hole (212) is used for positioning and guiding the opening assembly.
7. The skin opening device as claimed in claim 1, wherein the opening plate (21) is form-matched to the surface of the skin (4), the opening plate (21) being able to be fitted to the surface of the skin (4).
8. A process for opening a skin, characterized in that a device according to any one of claims 1-7 is used, the steps being as follows:
the auxiliary drilling mechanism (1) is mounted on a mechanism on the inner side of the skin (4), and the auxiliary drilling mechanism (1) is used for positioning and drilling the mounting hole on the skin (4);
the auxiliary shedding mechanism (2) is mounted on the mounting hole, and the auxiliary shedding mechanism (2) is used for positioning and machining the skin opening on the skin (4);
the reinforcing plate (3) is fixed on the skin (4) through fixing pieces penetrating through the mounting holes and the fixing holes (31).
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CN202010041562.6A CN113118493B (en) | 2020-01-15 | 2020-01-15 | Skin opening device and process method |
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CN202010041562.6A CN113118493B (en) | 2020-01-15 | 2020-01-15 | Skin opening device and process method |
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CN113118493B true CN113118493B (en) | 2022-07-12 |
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CN209094610U (en) * | 2018-12-03 | 2019-07-12 | 中国商用飞机有限责任公司 | A kind of tooling for aircraft target ship covering distribution |
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US4601618A (en) * | 1985-02-27 | 1986-07-22 | The Boeing Company | Pilot hole locator and drill guide and method |
CN102658378A (en) * | 2012-05-22 | 2012-09-12 | 西安飞机工业(集团)有限责任公司 | Drilling method for wall plate skin of airplane |
CN102700724A (en) * | 2012-05-24 | 2012-10-03 | 中国商用飞机有限责任公司 | Positioning method of auxiliary hydraulic system finished attachment support |
CN204381485U (en) * | 2014-10-29 | 2015-06-10 | 上海飞机制造有限公司 | Central wing front and rear beam ADU bushing plate |
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CN208322211U (en) * | 2018-01-25 | 2019-01-04 | 江西昌河航空工业有限公司 | A kind of covering aperture auxiliary mould |
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CN209094610U (en) * | 2018-12-03 | 2019-07-12 | 中国商用飞机有限责任公司 | A kind of tooling for aircraft target ship covering distribution |
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