CN108839814B - Device for dismounting and replacing tail beam joint of helicopter - Google Patents
Device for dismounting and replacing tail beam joint of helicopter Download PDFInfo
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- CN108839814B CN108839814B CN201810607229.XA CN201810607229A CN108839814B CN 108839814 B CN108839814 B CN 108839814B CN 201810607229 A CN201810607229 A CN 201810607229A CN 108839814 B CN108839814 B CN 108839814B
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- joint
- switching support
- helicopter
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- tail beam
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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
- B64F5/40—Maintaining or repairing aircraft
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- Aviation & Aerospace Engineering (AREA)
- Toys (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention belongs to the field of design of aircraft technological equipment, and particularly relates to a device for dismounting and replacing a tail beam joint of a helicopter. The simple and easy frock of field replacement is assisted to the field that needs research and design, according to the current afterbody structure of helicopter, considers various external factors influences, accomplishes the change operation to impaired joint in the field, has reduced the trouble that the helicopter returned the factory to repair. The invention provides a device for disassembling and replacing a tail beam joint of a helicopter, wherein a base plate is provided with a plurality of sleeve switching components, a detachable joint switching support I and a detachable joint switching support II; a polished rod is arranged in a sleeve of the sleeve adapter assembly, and the end part of the polished rod is provided with a positioning supporting leg connected with a tail beam; the first joint switching support and the second joint switching support are provided with fork lugs connected with the tail beam joint. The operation of replacing the important joint can be carried out outside the field in time, and the mutual coordination is ensured.
Description
Technical Field
The invention belongs to the field of design of aircraft technological equipment, and particularly relates to a device for dismounting and replacing a tail beam joint of a helicopter.
Background
The horizontal tail and the tail oblique beam are important parts for the helicopter to fly and control the direction, the abrasion of the butt joint directly influences the flying effect of the helicopter, and particularly under the condition that the work tasks such as scientific research and test flight are more, the time and the labor are consumed when the tool returns to a factory and the joint is installed again, and the tail beam joint needs to be replaced timely and safely to ensure that the helicopter can meet various flying requirements.
Under the condition, the simple and easy frock of the supplementary change in outfield needs to be researched and designed, according to the existing tail structure of the helicopter, the influence of various external factors is considered, the damaged joint is replaced in the outfield, and the trouble of returning the helicopter to the factory for repair is reduced.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the device for replacing the tail beam joint of the helicopter is provided, so that the operation of replacing an important joint can be carried out outside a field in time, and the mutual coordination is ensured.
A device for disassembling and replacing a tail beam joint of a helicopter is provided, wherein a base plate is provided with a plurality of sleeve switching components, a first detachable joint switching support and a second detachable joint switching support; a polished rod is arranged in a sleeve of the sleeve adapter assembly, and the end part of the polished rod is provided with a positioning supporting leg connected with a tail beam; the first joint switching support and the second joint switching support are provided with fork lugs connected with the tail beam joint.
The first connector switching support and the second connector switching support are installed on the base plate through angle plates.
The polished rod of the sleeve adapter assembly is threaded in the area near the end and is positioned by the adjusting nut.
The lower part of the base plate is provided with a supporting rod, the supporting rod is sleeved with a supporting block, and the supporting block is connected with an auxiliary joint of a tail beam of the helicopter to play a supporting role.
The first joint switching support and the second joint switching support are connected and positioned with the joints through bolts.
When the joint is disassembled and replaced, the first joint switching support and the second joint switching support keep fixed relative positions with other parts before disassembly and after assembly.
In consideration of the condition that the outfield equipment is insufficient in tools, various positioning pieces with possible size matching are provided in the tool design, and the positioning pieces comprise bolts, quick-change bushings, gaskets and the like, and can be directly selected and used according to different conditions.
Each positioning fulcrum can carry out the fine setting of frock relevant position according to the on-the-spot joint location condition, satisfies the omnidirectional adjustment of frock and fixed needs.
Has the advantages that: the tool is small in size, light in weight and easy to carry and use on the machine.
Description of the drawings:
FIG. 1 is a schematic view of the changing device of the present invention in use;
FIG. 2 is a schematic view of the changing device of the present invention;
fig. 3 is a schematic view of a joint on a tail boom of a helicopter.
Detailed Description
As shown in the figure, the device for disassembling and replacing the tail beam joint of the helicopter is provided with a pair of angle plates 4 on a base plate 1, a joint adapter support I2 and a joint adapter support II 3 are respectively and movably connected on the base plate, and each joint adapter support is provided with a joint connected with the tail beam joint of the helicopter, wherein the joint is in a fork lug form and is positioned by a bolt 9.
Still distribute on base plate 1 and install three sets of sleeve switching subassemblies 6, polished rod in the sleeve has location spike 5 at the tip, and the polished rod is clearance fit with the sleeve, and the polished rod tip has the external screw thread, is used for adjusting the location frock through adjusting nut.
The lower part of the base plate 1 is provided with a supporting rod 8, the supporting rod 8 is sleeved with a supporting block 7, and the supporting block can be connected with a joint 10 of a tail beam of the helicopter for balancing the influence of the gravity action of the clamp.
The work joint switching supports 2 and 3 are fixed with a joint 11 to be changed and a joint 12 of the fuselage, proper gaskets and bolts are selected, the positions of four positioning supporting feet 5 on a tail beam are fixed, and the rigidity of the skin can be enhanced by using reinforcing plates at the fixing positions of the positioning supporting feet.
When the device is disassembled and replaced, the first connector switching support 2 and the second connector switching support 3 of the disassembling and replacing device are respectively connected with the worn connectors 11 and 12 to be replaced, the bottom connector 10 on the tail beam is utilized to install the supporting block 7 and the supporting rod 8, gravity support of the device is provided below the disassembling and replacing device, the position of the hole is influenced by the gravity of the device, and the position of the two connectors and the position of the tool are fixed by adopting a proper replaceable drill bushing and an appropriate adjusting gasket.
The hexagon nut that will fix a position spike 5 and sleeve switching subassembly 6 and be connected through the fine setting makes spike and tail-boom web paste completely and leans on, and the whole strip of frock is flat, and the little screw on the locking sleeve switching subassembly 6 is fixed spike 5 on the web of tail-boom with the connecting piece, and if the tail-boom web is single thin relatively, still need use reinforcing plate reinforcing web rigidity in tail-boom web inboard, ensure to connect reliably stably.
After the whole position of the tool is fixed, the first connector switching support 2 and the second connector switching support 3 are taken down, the worn connectors 11 and 12 to be replaced are disassembled and disassembled, the original mounting holes are repaired, the first connector switching support 2 and the second connector switching support 3 are connected with new product connectors 11 and 12, appropriate replaceable bushings and adjusting gaskets are selected, the holes and gaps of the product connectors 11 and 12 and the connector switching supports 2 and 3 are completely coordinated, a bolt 9 is inserted into the first connector switching support 2 and the second connector switching support 3 during mounting, then the connectors are integrally fixed on the tool, and the new product connectors 11 and the product connectors 12 are fixedly mounted on a tail beam.
And (4) connecting the plug pins on the splicer according to the horizontal tail, and selecting the plug pins with proper tightness to fix the clamp. Leveling the surfaces of the clamp and the back beam fixing support by using a strippable gasket, then perforating, and mounting the device on the tail beam. And fixing the newly installed horizontal tail joint, positioning by taking the fixed horizontal tail joint as a reference, and then disassembling the horizontal tail connecting joint at the other end. And installing a new joint in the same process, and fixing the new joint on the back beam.
Claims (3)
1. A device for removing and replacing a helicopter tail boom joint, characterized in that: the device is characterized in that a base plate (1) is provided with a plurality of sleeve switching components (6), a detachable joint switching support I (2) and a detachable joint switching support II (3); a polished rod is arranged in a sleeve of the sleeve adapter assembly (6), and the end part of the polished rod is provided with a positioning supporting leg (5) connected with a tail beam; the joint switching support I (2) and the joint switching support II (3) are provided with fork lugs connected with the tail beam joint; the first joint switching support (2) and the second joint switching support (3) are installed on the base plate (1) through angle plates (4), and when the joints are disassembled and replaced, the first joint switching support (2) and the second joint switching support (3) keep fixed relative positions with other parts before disassembly and after installation; the lower part of the base plate (1) is provided with a supporting rod (8), the supporting rod (8) is sleeved with a supporting block (7) and is connected with an auxiliary joint (10) of a tail beam of the helicopter to play a supporting role.
2. The device for replacing a helicopter tail boom joint of claim 1, wherein: the polished rod of the sleeve adapter assembly (6) is provided with threads at the area close to the end and is positioned by an adjusting nut.
3. The device for replacing a helicopter tail boom joint of claim 1, wherein: and the joint switching support I (2) and the joint switching support II (3) are connected and positioned with the joint through a bolt (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810607229.XA CN108839814B (en) | 2018-06-13 | 2018-06-13 | Device for dismounting and replacing tail beam joint of helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810607229.XA CN108839814B (en) | 2018-06-13 | 2018-06-13 | Device for dismounting and replacing tail beam joint of helicopter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108839814A CN108839814A (en) | 2018-11-20 |
| CN108839814B true CN108839814B (en) | 2021-07-02 |
Family
ID=64210974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810607229.XA Active CN108839814B (en) | 2018-06-13 | 2018-06-13 | Device for dismounting and replacing tail beam joint of helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108839814B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239736B (en) * | 2019-05-17 | 2023-05-23 | 陕西飞机工业（集团）有限公司 | Tool and method for replacing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999067130A1 (en) * | 1998-06-25 | 1999-12-29 | Sikorsky Aircraft Corporation | Horizontal stabilizer for rotorcraft |
| CN203510011U (en) * | 2013-10-24 | 2014-04-02 | 西北工业大学 | Joint locator for unmanned aerial vehicle cementing tool |
| CN203843743U (en) * | 2014-05-14 | 2014-09-24 | 江西洪都航空工业集团有限责任公司 | Positioning and replacing device for supporting arm connector part on aircraft wing beam |
| CN205280016U (en) * | 2015-11-30 | 2016-06-01 | 哈尔滨飞机工业集团有限责任公司 | Detection frock that tail boom connects |
| CN206797773U (en) * | 2017-05-22 | 2017-12-26 | 成都飞机工业（集团）有限责任公司 | The adjustable docking clamper of wing body joint align reaming |
| CN207106941U (en) * | 2017-08-11 | 2018-03-16 | 中国人民解放军陆军航空兵研究所 | Helicopter pitch-change-link joint replacing specific purpose tool |
| CN108100231A (en) * | 2017-12-01 | 2018-06-01 | 中国直升机设计研究所 | A kind of helicopter horizontal tail connector |
-
2018
- 2018-06-13 CN CN201810607229.XA patent/CN108839814B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999067130A1 (en) * | 1998-06-25 | 1999-12-29 | Sikorsky Aircraft Corporation | Horizontal stabilizer for rotorcraft |
| CN203510011U (en) * | 2013-10-24 | 2014-04-02 | 西北工业大学 | Joint locator for unmanned aerial vehicle cementing tool |
| CN203843743U (en) * | 2014-05-14 | 2014-09-24 | 江西洪都航空工业集团有限责任公司 | Positioning and replacing device for supporting arm connector part on aircraft wing beam |
| CN205280016U (en) * | 2015-11-30 | 2016-06-01 | 哈尔滨飞机工业集团有限责任公司 | Detection frock that tail boom connects |
| CN206797773U (en) * | 2017-05-22 | 2017-12-26 | 成都飞机工业（集团）有限责任公司 | The adjustable docking clamper of wing body joint align reaming |
| CN207106941U (en) * | 2017-08-11 | 2018-03-16 | 中国人民解放军陆军航空兵研究所 | Helicopter pitch-change-link joint replacing specific purpose tool |
| CN108100231A (en) * | 2017-12-01 | 2018-06-01 | 中国直升机设计研究所 | A kind of helicopter horizontal tail connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108839814A (en) | 2018-11-20 |
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