CN113245598B - Adjustable drilling jig device for copying hole sites of old parts and use method - Google Patents
Adjustable drilling jig device for copying hole sites of old parts and use method Download PDFInfo
- Publication number
- CN113245598B CN113245598B CN202110483302.9A CN202110483302A CN113245598B CN 113245598 B CN113245598 B CN 113245598B CN 202110483302 A CN202110483302 A CN 202110483302A CN 113245598 B CN113245598 B CN 113245598B
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- 238000005553 drilling Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003825 pressing Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000003362 replicative effect Effects 0.000 claims 4
- 238000009434 installation Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- 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
- B23B35/00—Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
-
- 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
- B64F5/40—Maintaining or repairing aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Transportation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses an adjustable drilling jig device for copying hole sites of old parts and a use method, the adjustable drilling jig device comprises a drilling jig, a plurality of positioning pins matched with the hole sites of the old parts and a plurality of groups of guide components used for fixing the positions and angles of the positioning pins, wherein the drilling jig is provided with a positioning piece used for positioning the parts and a clamping component used for fixing the parts, the positions and angles of the guide components in the drilling jig are adjustable and detachably connected with the drilling jig, and the positioning pins are correspondingly penetrated in the guide components one by one, so that the adjustable drilling jig has the advantages of simple integral structure, convenience in operation and the like. The use method of the adjustable drilling jig device can ensure that the position and angle accuracy of each connecting hole is high and the processing efficiency is high.
Description
Technical Field
The invention relates to the field of aircraft repair, in particular to an adjustable drilling jig device for copying hole sites of old parts and a using method thereof.
Background
In aircraft repair, it is necessary to replace new components after the old components of the aircraft crack or reach the design life. Because of the limitation of aircraft manufacturing technology, the aircraft has complex internal structure and more curved surfaces, the joint hole sites are not generally machined in advance on newly machined parts. During assembly, the holes for connecting the new parts and the main body (such as a main beam) of the airplane are matched and processed after the clamping of the pressing plate and the positioning of the frame. The new parts are usually fastened with the aircraft body by means of tie bolts or rivets after the air drill is used for drilling holes step by step and reaming, the reamer is used for reaming and forming the new parts to the size specified by the process.
Old parts with cracks are detached, old holes are reserved on the main structure of the aircraft, and because the holes are formed by the coordination processing of the two parts after being matched, the actual positions and the sizes of the holes cannot be accurately expressed on a drawing or have deviation with the drawing. Because of factors such as limited operating space on the aircraft, different skill levels of operators, the fact that the axis of the hole is not necessarily completely perpendicular to the end face and the like, sometimes the deviation of 1-3 degrees exists, and the difficulty in manufacturing the hole site of a new part matched with the hole is increased. And, with the higher precision of the coupling holes, the more holes (up to tens of holes), the more complex the component structure, the higher the coordination requirement of the new component hole position requirement, the greater the manufacturing difficulty, or the difficulty to ensure that the hole positions on the new component are aligned with the old hole positions on the aircraft body one by one.
The new parts are not provided with holes during processing, and when being assembled, the new parts are arranged at the matched positions, so that old holes on the aircraft body can be shielded, and the old holes cannot be found during construction. In this case, the hole is formed in the reverse side of the aircraft body, but the oil tank or the sealing surface is usually designed in the reverse side of the aircraft body, so that the operation space is not available and the construction is not possible. How to accurately guide the original old holes to the new parts is a difficult problem for the aircraft repair industry.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing the adjustable drill jig device which has the advantages of simple structure, convenient operation, and capability of determining the position of the old part and finely adjusting the hole opening angle and copying the position of the old part.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides an adjustable jig device who replicates old part hole site, includes and bores mould, a plurality of locating pin that are used for with old part hole site complex to and multiunit is used for fixed locating pin position and angle's guide component, be equipped with the setting element that is used for locating part and the clamping subassembly that is used for fixed part on the mould that bores, guide component is in the position and the angle of boring the mould are adjustable and with bore mould detachable connection, a plurality of locating pin one-to-one wears to locate in the guide component.
As a further improvement of the above technical scheme:
The guide assembly comprises a guide sleeve and a pressing plate which is arranged in a cross shape, the positioning pin penetrates through the guide sleeve, the pressing plate is detachably connected with the drilling jig, an arc-shaped convex part is arranged on the periphery of the guide sleeve, and arc-shaped concave parts corresponding to the arc-shaped convex parts are arranged on the pressing plate and are respectively sleeved on the upper side and the lower side of the arc-shaped convex parts.
The two ends of the pressing plate are provided with waist-shaped holes and are connected with the drilling jig through fasteners arranged in the waist-shaped holes.
The arc-shaped convex part is a friction increasing part.
The drilling die is provided with a plurality of through holes, a plurality of groups of guide assemblies are arranged in the through holes in a one-to-one correspondence mode, and the mounting height of the pressing plate does not exceed the surface of the drilling die.
The locating pin includes wears to establish portion and handle portion, wear to establish the external diameter of portion and be less than the external diameter of handle portion, wear to establish the portion and be equipped with the chamfer, be equipped with the annular knurl on the handle portion.
The drilling jig comprises a first template and a second template which are perpendicular to each other, and the first template is detachably connected with the second template.
The drilling jig is arranged on a support, and a rotating part for driving the drilling jig to rotate and a locking part for fixing the drilling jig are further arranged on the support.
The use method of the adjustable drill jig device for copying the hole site of the old part comprises the following steps:
s1, positioning an old part on a drilling die through a positioning piece, and fixing the old part through a clamping assembly;
s2, adjusting the positions and angles of the positioning pins, smoothly penetrating each positioning pin into each connecting hole of the old part, and connecting the guide assembly with the drilling die to fix the positions and angles of the positioning pins;
S3, pulling out the locating pin, unloading the old part, locating the new part on the drilling mould through the locating piece, and fixing the new part through the clamping assembly;
S4, the connecting holes on the new parts are machined one by utilizing the guide assembly.
As a further improvement of the above technical scheme:
in step S4, after the coupling holes on the new component are machined, the positioning pins are inserted, and the cycle is performed, so that all the coupling holes on the new component are machined one by one.
Compared with the prior art, the invention has the beneficial effects that:
According to the adjustable drilling jig device for copying the hole sites of the old parts, the positioning piece and the clamping assembly are arranged on the drilling jig, so that the old parts and the new parts can be fixed at the same position in sequence, and the old parts and the new parts are ensured to be positioned accurately; the locating pins are accurately matched with the connecting holes on the old parts, the locating pins are correspondingly arranged in the guide assemblies in a penetrating mode, the positions and angles of the guide assemblies in the drilling die are adjustable, the guide assemblies are detachably connected with the drilling die, the positions and angles of the locating pins can be fixed, a reference is provided for the connecting holes on the new parts, the positions and angles of the connecting holes on the new parts and the connecting holes on the old parts are kept consistent, and the guide assemblies are simple in overall structure and convenient to operate.
The use method of the adjustable drilling jig device for copying the hole sites of the old part comprises the adjustable drilling jig device for copying the hole sites of the old part, so that the adjustable drilling jig device has the advantages of adjusting the position and the angle of the positioning pin after clamping the old part, fixing the positioning pin by using the guide assembly, then pulling out the positioning pin, removing the old part and clamping the new part again, and processing the connecting holes at the original positioning pin, wherein after all the connecting holes on the new part are processed, the connection Kong Fuzhi is completed, the position and the angle accuracy of each connecting hole are high, and the processing efficiency is high.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural view of the drill die of the present invention.
Fig. 3 is a cross-sectional view of the guide assembly and the dowel of the present invention.
Fig. 4 is a schematic view of the structure of the guide assembly of the present invention.
Fig. 5 is a schematic view of the structure of the locating pin in the present invention.
Fig. 6 is a schematic structural view of a guide sleeve according to the present invention.
Fig. 7 is a schematic structural view of a platen in the present invention.
The reference numerals in the drawings denote:
1. Drilling a die; 11. a first template; 12. a second template; 2. a positioning pin; 21. a penetrating portion; 22. a handle portion; 23. chamfering; 3. a guide assembly; 31. a guide sleeve; 32. a pressing plate; 33. arc-shaped protruding portions; 34. an arc-shaped concave portion; 35. waist-shaped holes; 36. a fastener; 4. a positioning piece; 5. clamping the assembly; 6. a bracket; 61. a rotating member; 62. and a locking piece. 7. A component.
Detailed Description
The technical scheme of the invention will be further described in detail below with reference to the attached drawings and specific embodiments.
As shown in fig. 1 to 7, the adjustable jig device for copying the hole site of the old part in this embodiment includes a jig 1, a plurality of positioning pins 2 for matching with the hole site of the old part, and a plurality of sets of guide assemblies 3 for fixing the positions and angles of the positioning pins 2, wherein the jig 1 is provided with a positioning member 4 for positioning the part and a clamping assembly 5 for fixing the part, the guide assemblies 3 are adjustable in the positions and angles of the jig 1 and detachably connected with the jig 1, and the plurality of positioning pins 2 are correspondingly arranged in the guide assemblies 3 in a penetrating manner.
According to the adjustable drilling jig device for copying the hole sites of the old parts, the positioning piece 4 and the clamping assembly 5 are arranged on the drilling jig 1, so that the old parts and the new parts can be fixed in the same position in sequence, and the positioning accuracy of the old parts and the new parts is ensured; the locating pins 2 are precisely matched with the connecting holes on the old parts, the locating pins 2 are correspondingly penetrated in the guide assemblies 3 one by one, the positions and angles of the guide assemblies 3 on the drilling jig 1 are adjustable and are detachably connected with the drilling jig 1, the positions and angles of the locating pins 2 can be fixed, a reference is provided for the connecting holes on the new parts, the positions and angles of the connecting holes on the new parts and the connecting holes on the old parts are kept consistent, and the whole structure is simple and convenient to operate.
In this embodiment, the guide assembly 3 includes a guide sleeve 31 and a pressing plate 32 disposed in a cross shape, the positioning pin 2 is inserted into the guide sleeve 31, the pressing plate 32 is detachably connected with the drill jig 1, the periphery of the guide sleeve 31 is provided with an arc-shaped protrusion 33, the two pressing plates 32 are provided with arc-shaped recesses 34 corresponding to the arc-shaped protrusions 33 and are respectively sleeved on the upper and lower sides of the arc-shaped protrusions 33, so that the positioning pin 2 can be prevented from moving up and down in the insertion and extraction processes of the guide sleeve 31.
In this embodiment, the two ends of the pressing plate 32 are provided with kidney-shaped holes 35 and are connected with the drilling jig 1 through fasteners 36 arranged in the kidney-shaped holes 35. By adjusting the mounting position of the kidney-shaped hole 35 on the drilling mould 1, the position and the angle of the guide assembly 3 can be finely adjusted so as to meet the requirements of different connecting holes.
In this embodiment, the arcuate convex portion 33 is an friction increasing portion. Friction force between the arc-shaped convex part 33 and the arc-shaped concave part 34 is increased, and relative rotation between the guide sleeve 31 and the pressing plate 32 during the penetrating and pulling-out process of the positioning pin 2 is prevented, so that accuracy of positions and angles of the connecting holes is prevented.
In this embodiment, the drilling mold 1 is provided with a plurality of through holes, the plurality of groups of guide assemblies 3 are correspondingly arranged in the through holes one by one, the mounting height of the pressing plate 32 does not exceed the surface of the drilling mold 1, the structure is compact, and the space is saved.
In this embodiment, locating pin 2 includes wears to establish portion 21 and handle portion 22, wears to establish the external diameter of portion 21 and is less than the external diameter of handle portion 22, is favorable to locating pin 2 card to establish in direction subassembly 3, is difficult for dropping, exposes handle portion 22, makes things convenient for the dismantlement of locating pin 2, wears to establish portion 21 and is equipped with chamfer 23, the direction of being convenient for is equipped with the annular knurl on handle portion 22, increases frictional force, improves dismantlement efficiency.
In this embodiment, the drilling mold 1 includes a first template 11 and a second template 12 perpendicular to each other, and the first template 11 and the second template 12 are detachably connected to each other, so that replacement is facilitated.
In this embodiment, the drill mold 1 is disposed on a support 6, and the support 6 is further provided with a rotating member 61 for driving the drill mold 1 to rotate and a locking member 62 for fixing the drill mold 1. The rotation piece 61 is arranged to adjust the operation angle of the drilling mould 1, so that the drilling efficiency is improved, and the drilling mould is fixed by the locking piece 62 after the angle adjustment is finished, so that the drilling mould is simple and quick.
The use of the adjustable jig device of the present invention for reproducing the hole sites of old parts is shown in fig. 1 to 7, comprising the steps of:
s1, positioning an old part on a drilling die 1 through a positioning piece 4, and fixing the old part through a clamping assembly 5;
S2, adjusting the positions and angles of the positioning pins 2, smoothly inserting each positioning pin 2 into each connecting hole of the old part, and connecting the guide assembly 3 with the drilling die 1 to fix the positions and angles of the positioning pins 2;
S3, pulling out the locating pin 2, unloading the old part, locating the new part on the drilling mould 1 through the locating piece 4, and fixing the new part through the clamping assembly 5;
s4, the guide assembly 3 is utilized to machine the connecting holes of the new parts one by one.
The use method of the adjustable drilling jig device for copying the hole sites of the old parts comprises the adjustable drilling jig device for copying the hole sites of the old parts, so that the adjustable drilling jig device has the advantages that after the old parts are clamped, the positions and angles of the positioning pins 2 are adjusted, the positioning pins 2 are fixed by the guide assemblies 3, then the positioning pins 2 are pulled out, after the old parts are removed, the new parts are clamped again, the connecting holes can be machined at the positions of the original positioning pins 2, after all the connecting holes on the new parts are machined, the connection Kong Fuzhi is completed, the position and angle accuracy of each connecting hole is high, and the machining efficiency is high.
In this embodiment, in step S4, after the coupling holes on the new component are machined, the positioning pins 2 are inserted, and the cycle is performed so as to machine all the coupling holes on the new component one by one. Whether each newly processed hole site is qualified (whether the locating pin 2 can be smoothly inserted into the newly processed connecting hole through the guide sleeve or not) can be checked, if so, the position and the angle of the connecting hole are qualified, and if not, the locating pin is unqualified, a certain fixing effect can be achieved on the new component, the fact that the subsequent hole site is inaccurate due to slight displacement of the new component in the subsequent processing process caused by vibration and the like is prevented, and after all the hole sites of the new component are processed, all the locating pins 2 are penetrated into the new component, so that the hole sites on the whole new component can be naturally guaranteed to be qualified.
It should be noted that, although the present invention has been described above in terms of the preferred embodiments, it is not limited thereto. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (9)
1. An adjustable jig device for reproducing the hole site of an old part, characterized in that: including boring mould (1), a plurality of locating pin (2) that are used for with old part hole site complex to and multiunit are used for fixed locating pin (2) position and angle direction subassembly (3), be equipped with on boring mould (1) be used for locating part's setting element (4) and be used for fixed part's clamping subassembly (5), direction subassembly (3) are in boring mould (1) position and angularly adjustable and with boring mould (1) are dismantled and are connected, a plurality of locating pin (2) one-to-one wears to locate in direction subassembly (3), direction subassembly (3) include uide bushing (31) and are clamp plate (32) that the cross was arranged, locating pin (2) wear to locate in uide bushing (31), clamp plate (32) with boring mould (1) are dismantled and are connected, uide bushing (31) periphery is equipped with circular-arc convex part (33), two be equipped with on clamp plate (32) with circular-arc concave part (34) corresponding and respectively overlap circular-arc convex part (33) on the circular-arc convex part (33) of lower both sides.
2. An adjustable jig apparatus for duplicating the position of old parts according to claim 1, characterized in that: waist-shaped holes (35) are formed in two ends of the pressing plate (32) and are connected with the drilling jig (1) through fasteners (36) arranged in the waist-shaped holes (35).
3. An adjustable jig apparatus for duplicating the position of old parts according to claim 1, characterized in that: the arc-shaped convex part (33) is a friction increasing part.
4. An adjustable jig apparatus for duplicating the position of old parts according to claim 1, characterized in that: the drilling jig (1) is provided with a plurality of through holes, a plurality of groups of guide assemblies (3) are arranged in the through holes in a one-to-one correspondence mode, and the installation height of the pressing plate (32) is not more than the surface of the drilling jig (1).
5. An adjustable jig apparatus for duplicating the position of old parts according to claim 1, characterized in that: the locating pin (2) comprises a penetrating portion (21) and a handle portion (22), the outer diameter of the penetrating portion (21) is smaller than that of the handle portion (22), the penetrating portion (21) is provided with a chamfer (23), and knurling is arranged on the handle portion (22).
6. An adjustable jig apparatus for replicating old part hole sites according to any one of claims 1-5, wherein: the drilling jig (1) comprises a first template (11) and a second template (12) which are perpendicular to each other, and the first template (11) is detachably connected with the second template (12).
7. An adjustable drill jig assembly for replicating a hole site in an old part according to claim 6, wherein: the drilling jig (1) is arranged on a support (6), and a rotating piece (61) for driving the drilling jig (1) to rotate and a locking piece (62) for fixing the drilling jig (1) are further arranged on the support (6).
8. A method of using the adjustable jig assembly of any one of claims 1 to 7 for replicating the hole site of an old part, characterized by: the method comprises the following steps:
S1, positioning an old part on a drilling die (1) through a positioning piece (4), and fixing the old part through a clamping assembly (5);
s2, adjusting the positions and angles of the positioning pins (2), smoothly inserting the positioning pins (2) into the connecting holes of the old part, and connecting the guide assembly (3) with the drilling jig (1) to fix the positions and angles of the positioning pins (2);
S3, pulling out the locating pin (2), unloading the old part, locating the new part on the drilling jig (1) through the locating piece (4), and fixing the new part through the clamping assembly (5);
S4, the connecting holes on the new parts are machined one by utilizing the guide assembly (3).
9. The method of using an adjustable jig assembly for replicating the hole site of an old part according to claim 8, wherein: in step S4, after the coupling holes on the new component are machined, the positioning pins (2) are inserted, and thus, all the coupling holes on the new component are machined one by one in a circulating way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483302.9A CN113245598B (en) | 2021-04-30 | 2021-04-30 | Adjustable drilling jig device for copying hole sites of old parts and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483302.9A CN113245598B (en) | 2021-04-30 | 2021-04-30 | Adjustable drilling jig device for copying hole sites of old parts and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113245598A CN113245598A (en) | 2021-08-13 |
| CN113245598B true CN113245598B (en) | 2024-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110483302.9A Active CN113245598B (en) | 2021-04-30 | 2021-04-30 | Adjustable drilling jig device for copying hole sites of old parts and use method |
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| CN (1) | CN113245598B (en) |
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| CN111230187A (en) * | 2020-02-27 | 2020-06-05 | 成都飞机工业（集团）有限责任公司 | Flexible clamping device for airplane flap |
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| US9545674B2 (en) * | 2014-06-15 | 2017-01-17 | Harcourt Industrial, Inc. | Bushing for drill template |
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| DE102015119856B4 (en) * | 2015-11-17 | 2018-08-23 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Measuring device for determining setting angles, adjusting device for adjusting setting angles and joining method and adjustment method for this purpose |
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| CN208592432U (en) * | 2018-07-27 | 2019-03-12 | 中国商用飞机有限责任公司 | A kind of hole drilling positioning fixture |
| CN111215924A (en) * | 2018-11-23 | 2020-06-02 | 襄阳福瑞特机械制造有限公司 | Valve bridge boring grab |
| CN109732113A (en) * | 2018-12-11 | 2019-05-10 | 中国二冶集团有限公司 | A kind of secondary forming hole method that steel member reuses using Shi Kongqun |
| JP6718099B1 (en) * | 2019-03-26 | 2020-07-08 | 防衛装備庁長官 | Drill guide jig |
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| CN105014120A (en) * | 2014-04-21 | 2015-11-04 | 哈尔滨飞机工业集团有限责任公司 | Method and device for changing hole positions of drill jig |
| CN110893481A (en) * | 2019-12-09 | 2020-03-20 | 中航沈飞民用飞机有限责任公司 | Porous hole returning drilling die and manufacturing method thereof |
| CN111230187A (en) * | 2020-02-27 | 2020-06-05 | 成都飞机工业（集团）有限责任公司 | Flexible clamping device for airplane flap |
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| CN113245598A (en) | 2021-08-13 |
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