CN208746271U - A kind of target seat - Google Patents
A kind of target seat Download PDFInfo
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- CN208746271U CN208746271U CN201821392734.9U CN201821392734U CN208746271U CN 208746271 U CN208746271 U CN 208746271U CN 201821392734 U CN201821392734 U CN 201821392734U CN 208746271 U CN208746271 U CN 208746271U
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- pedestal
- nut
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- coupling part
- hole
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Abstract
The application belongs to aircraft manufacture field, before specifically a kind of finishing for aircraft during posture adjustment, the target seat of double slotting ear structure auricle crossing point holes target tool ball seat positioning, including pedestal and nut, the pedestal and nut are attached by screw thread, the upper surface of the pedestal is that pedestal positions end face, groove is installed at the top of the pedestal, the cylindrical surface contacted with auricle hole is provided at the top of the groove, nut coupling part is connected at the top of the cylindrical surface, the nut coupling part is connected with nut, the nut coupling part is provided with the hole for installment work ball seat, the end face contacted with tool ball seat is provided at the top of the nut coupling part, the pedestal and cylinder surface chamfer are arranged.The target seat is used using double slotting ear structure auricle inner mold faces as positioning datum, and auxiliary laser tracker measures double slotting ear structure inner mold faces, measurement accuracy can be improved, and structure is simple, easy for installation, is greatly improved measurement efficiency.
Description
Technical field
The application belongs to aircraft manufacture field, before specifically a kind of finishing for aircraft during posture adjustment, double slotting ear knots
The target seat of structure auricle crossing point holes target tool ball seat positioning.
Background technique
Aircraft components docking is the important content of aircraft assembly, and joint quality is largely fixed the final matter of aircraft
Amount.To guarantee aircraft joint quality, domestic and international advanced opportunity of combat generallys use flexible pairing and numerical control Finish Machining System.Existing patent
If number of patent application is CN201520607358.0, the applying date 20150812, a kind of entitled measurement target drone pedestal and full machine
Measure the utility model patent of landmark system, technical solution are as follows: the measurement target drone pedestal includes target seat and locating piece, target
Seat is mainly made of cover sheet and firm banking, and cover sheet and firm banking are arranged in parallel and be connected and fixed one；
Locating piece adjustably all around moves, and is set between cover sheet and firm banking, and it is fixed that the upper surface of cover sheet is equipped with
Position hole, locating piece are located at the underface of location hole.Currently, the domestic engineer application in aircraft flexible assembly technology is still in starting
Stage.Wherein, double slotting ear structure finishing are the important components of aircraft flexible assembly, and the position and attitude error before finishing is straight
It connects and determines subsequent fine machining accuracy, or even certain influence can be generated on fuselage wing pairing.Wing-Body Configurations are to be inserted when docking with double
Ear structure auricle inner mold face is matched with fuselage auricle, and double slotting ear structures, when carrying out posture adjustment, wing body crossing point holes auricle is open
Property it is poor, thus when double slotting ear posture adjustments be usually using double slotting ear structure auricle outer surfaces as positioning datum.Due to double slotting ear structure ears
Piece has certain thickness, and when using the outer surface of double slotting ear structures as positioning datum, auricle thickness error can be to subsequent finishing
It has an impact, so target seat essence when double slotting ear structure posture adjustment Shi Yishuan slotting ear structure auricle outer surfaces are benchmark positioning method
It spends not high and unreasonable.
Summary of the invention
The deficiencies of in order to overcome existing basic target standard seat positioning method precision not high, unreasonable, the utility model provide
A kind of target seat, the target seat are used using double slotting ear structure auricle inner mold faces as positioning datum, and the measurement of auxiliary laser tracker is double
Slotting ear structure inner mold face, can be improved measurement accuracy, and structure is simple, easy for installation, be greatly improved measurement efficiency.
The above-mentioned purpose of the application is achieved through the following technical solutions:
A kind of target seat, it is characterised in that: including pedestal and nut, the pedestal and nut are attached by screw thread,
The upper surface of the pedestal is that pedestal positions end face, and groove, the top setting of the groove are installed at the top of the pedestal
Have the cylindrical surface contacted with auricle hole, be connected with nut coupling part at the top of the cylindrical surface, the nut coupling part with
Nut is connected, and the nut coupling part is provided with the hole for installment work ball seat, sets at the top of the nut coupling part
It is equipped with the end face contacted with tool ball seat, the pedestal and cylinder surface chamfer are arranged.
The hole is through-hole, the end chamfering in the hole.
The external cylindrical surface that pedestal positions end face increases knurling structure.
The flatness for the end face that pedestal positioning end face, pedestal are contacted with tool ball is 0.03.
The central axis upright degree that pedestal positions end face, the end face that pedestal is contacted with tool ball seat and pedestal is 0.03, bottom
The concentricity of the inner cylinder face on cylindrical surface, hole that seat is contacted with auricle hole is 0.03.
The outer circle of the nut increases knurling structure, and screw thread uses fine thread, carries out in pedestal in nut coupling part
Connection.
The application compared with prior art, has the advantages that
The target seat is used using double slotting ear structure auricle inner mold faces as positioning datum, and auxiliary laser tracker measures double slotting ears
Structure inner mold face, can be improved measurement accuracy, and structure is simple, easy for installation, be greatly improved measurement efficiency.
Detailed description of the invention
Fig. 1 is the schematic diagram that the utility model is installed in double slotting ear structure auricles.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the sectional structural map of the utility model.
Fig. 4 is the structural schematic diagram of pedestal.
Fig. 5 is the structural schematic diagram of nut.
In figure, 1- auricle, 2- target seat, 3- pedestal, 4- nut, 5- pedestal positioning end face, 6- groove, the cylindrical surface 7-, 8-
Nut coupling part, the hole 9-, the end face that 10- is contacted with tool ball seat.
Specific embodiment
The utility model is described in further details below.In Fig. 1, by target seat 2 from double slotting ear structure auricles
Inside is installed in auricle hole, to realize using the inner surface of auricle as positioning datum, improves positioning accuracy.
In Fig. 2, a kind of target seat mainly includes pedestal 3 and nut 4, and pedestal 3 is attached with nut 4 by screw thread,
Target seat is placed in double slotting ear structure auricle holes, the positioning of implementation tool ball seat.
In Fig. 4, pedestal positions end face 5 and contacts with double slotting ear structure auricle inner surfaces, and pedestal positions the outside cylinder of end face 5
Face increases knurling structure, prevents staff from skidding during the installation process；It is provided with groove 6 on pedestal, can prevent pedestal from positioning
End face 5 is interfered with double slotting ear structure auricles, can guarantee that pedestal positioning end face 5 is preferably bonded with double slotting ear structure auricles,
Positioning accuracy is improved, the cylindrical surface 7 that pedestal is contacted with auricle hole is placed in double slotting ear structure auricle holes, and in pedestal and nut
Coupling part 8 is attached by fine thread with nut 4, and target seat is mounted in double slotting ear structure auricle holes；Hole 9 is used for
Through-hole is processed into, and in 9 end chamfering of hole, can preferably make tool ball to reduce difficulty of processing in hole 9 by installation tool ball seat
Seat positioning, the cylindrical surface 10 that pedestal is contacted with tool ball carry out chamfering.Wherein, pedestal positioning end face 5, pedestal and tool ball seat connect
The planarity requirements of the end face 10 of touching are 0.03, the end face 10 and pedestal 3 that pedestal positioning end face 5, pedestal are contacted with tool ball seat
Central axis upright degree require be 0.03, the concentricity of the inner cylinder face on cylindrical surface 7, hole 9 that pedestal is contacted with auricle hole is wanted
Ask is 0.03.
In Fig. 5, the outer circle of nut 4 increases knurling structure, prevents from skidding, and screw thread uses fine thread, in pedestal in spiral shell
Female coupling part is attached.
Embodiment 1
A kind of target seat 2 includes pedestal 3 and nut 4, and the pedestal 3 is attached with nut 4 by screw thread, the pedestal
3 upper surface is that pedestal positions end face 5, and the top of the pedestal 3 is installed with groove 6, the top of the groove 6 be provided with
The cylindrical surface 7 of auricle hole contact, the top on the cylindrical surface 7 are connected with nut coupling part 8, the nut coupling part 8 with
Nut 4 is connected, and the nut coupling part 8 is provided with the hole 9 for installment work ball seat, the top of the nut coupling part 8
Portion is provided with the end face 10 contacted with tool ball seat, and the pedestal 3 is arranged with cylinder surface chamfer.The target seat 2 is used to be inserted with double
1 inner mold face of ear structure auricle is positioning datum, and auxiliary laser tracker measures double slotting ear structure inner mold faces, and measurement essence can be improved
Degree, and structure is simple, it is easy for installation, it is greatly improved measurement efficiency.
Embodiment 2
A kind of target seat 2 includes pedestal 3 and nut 4, and the pedestal 3 is attached with nut 4 by screw thread, the pedestal
3 upper surface is that pedestal positions end face 5, and the top of the pedestal 3 is installed with groove 6, the top of the groove 6 be provided with
The cylindrical surface 7 of auricle hole contact, the top on the cylindrical surface 7 are connected with nut coupling part 8, the nut coupling part 8 with
Nut 4 is connected, and the nut coupling part 8 is provided with the hole 9 for installment work ball seat, the top of the nut coupling part 8
Portion is provided with the end face 10 contacted with tool ball seat, and the pedestal 3 is arranged with cylinder surface chamfer.
The hole 9 is through-hole, the end chamfering in the hole 9.The external cylindrical surface that pedestal positions end face 5 increases knurling structure.
The flatness for the end face that pedestal positioning end face 5, pedestal 3 are contacted with tool ball is 0.03.Pedestal position end face 5, pedestal with
The end face 10 of tool ball seat contact and the central axis upright degree of pedestal 3 are 0.03, cylindrical surface 7 that pedestal is contacted with auricle hole,
The concentricity of the inner cylinder face in hole 9 is 0.03.The outer circle of the nut 4 increases knurling structure, and screw thread uses fine thread, the bottom of at
Seat 3 is attached in nut coupling part 8.The target seat 2 is used using double 1 inner mold faces of slotting ear structure auricle as positioning datum, auxiliary
It helps laser tracker to measure double slotting ear structure inner mold faces, measurement accuracy can be improved, and structure is simple, it is easy for installation, it can mention significantly
High measurement efficiency.
Claims (6)
1. a kind of target seat, it is characterised in that: including pedestal (3) and nut (4), the pedestal (3) and nut (4) pass through screw thread
It is attached, the upper surface of the pedestal (3) is that pedestal positions end face (5), is installed with groove at the top of the pedestal (3)
(6), it is provided with the cylindrical surface (7) contacted with auricle hole at the top of the groove (6), is connected at the top of the cylindrical surface (7)
Nut coupling part (8), the nut coupling part (8) are connected with nut (4), and nut coupling part (8) setting is useful
The end face contacted with tool ball seat is provided at the top of the hole (9) of installment work ball seat, the nut coupling part (8)
(10), the pedestal (3) and cylindrical surface (7) chamfering are arranged.
2. a kind of target seat according to claim 1, it is characterised in that: the hole (9) is through-hole, the end of the hole (9)
End chamfer.
3. a kind of target seat according to claim 1, it is characterised in that: the external cylindrical surface (7) that pedestal positions end face (5) increases
Add knurling structure.
4. a kind of target seat according to claim 1, it is characterised in that: pedestal positioning end face (5), pedestal (3) with
The flatness of the end face (10) of tool ball seat contact is 0.03.
5. a kind of target seat according to claim 1, it is characterised in that: pedestal positions end face (5), pedestal (3) and tool
The end face (10) of ball seat contact and the central axis upright degree of pedestal (3) are 0.03, the cylindrical surface that pedestal (3) is contacted with auricle hole
(7), the concentricity of the inner cylinder face (7) of hole (9) is 0.03.
6. a kind of target seat according to claim 1, it is characterised in that: the outer circle of the nut (4) increases knurling structure,
Screw thread uses fine thread, is attached in pedestal (3) in nut coupling part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821392734.9U CN208746271U (en) | 2018-08-28 | 2018-08-28 | A kind of target seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821392734.9U CN208746271U (en) | 2018-08-28 | 2018-08-28 | A kind of target seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208746271U true CN208746271U (en) | 2019-04-16 |
Family
ID=66082134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821392734.9U Active CN208746271U (en) | 2018-08-28 | 2018-08-28 | A kind of target seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208746271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461509A (en) * | 2020-11-05 | 2021-03-09 | 中国科学院近代物理研究所 | Welding type target seat for particle accelerator element collimation measurement and use method thereof |
| CN112525072A (en) * | 2020-10-27 | 2021-03-19 | 成都飞机工业（集团）有限责任公司 | Detection device for aircraft fork ear hole position involution and center point calibration method thereof |
-
2018
- 2018-08-28 CN CN201821392734.9U patent/CN208746271U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112525072A (en) * | 2020-10-27 | 2021-03-19 | 成都飞机工业（集团）有限责任公司 | Detection device for aircraft fork ear hole position involution and center point calibration method thereof |
| CN112525072B (en) * | 2020-10-27 | 2022-04-08 | 成都飞机工业（集团）有限责任公司 | Detection device for aircraft fork ear hole position involution and center point calibration method thereof |
| CN112461509A (en) * | 2020-11-05 | 2021-03-09 | 中国科学院近代物理研究所 | Welding type target seat for particle accelerator element collimation measurement and use method thereof |
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