CN204913377U - Device is repaired to aircraft starter casing - Google Patents
Device is repaired to aircraft starter casing Download PDFInfo
- Publication number
- CN204913377U CN204913377U CN201520700957.7U CN201520700957U CN204913377U CN 204913377 U CN204913377 U CN 204913377U CN 201520700957 U CN201520700957 U CN 201520700957U CN 204913377 U CN204913377 U CN 204913377U
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- Prior art keywords
- connection block
- connecting seat
- utility
- saddle
- model
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Abstract
The utility model relates to a device is repaired to aircraft starter casing, including the connecting seat, the connecting seat is the cavity column structure, and the bottom of connecting seat is the annular connection pad of circle, and the middle part of connecting seat is a toper cavity structure portion, and the upper end of connecting seat is the circular solid of revolution that open side down, and the upper end center department of the circular solid of revolution is equipped with the saddle that upwards arches, and the right part of saddle is equipped with semicircular groove. Have a set nut along the welding of the even symmetry of circumferencial direction on the up end of connection pad, the last all modes through screw -thread fit of set nut are connected with the bolt, and the axis of bolt is parallel with the axis of connecting seat, and the lower part of location spool is connected with the compact heap through screw -thread fit's mode, and semicircular groove is interior through the vertical locating pin of installing of screw -thread fit's mode. The utility model has the advantages of structural design is reasonable, production low in manufacturing cost and control the convenience, can carry out accurate location installation by the counter gear support to supplementary realization counter gear support is restoreed, has reduced the cost of maintaining.
Description
Technical field
The utility model relates to civil aviaton's service technique field, is specifically related to a kind of airplane starter housing repair apparatus.
Background technology
At present, aircraft has become one of important vehicles, and speed is fast, achieves the fast transfer between city and city, provides guarantee for going on a journey efficiently, handling official business.
For civil aviaton, engine is one of important parts, and after engine long-term work, all can find the damage of a part of degree, such as gear stand, spoilage is higher, and cause the maintenance cost of equipment high, common damage has three places: one, airscoop shroud fracture; Two, dead eye wearing and tearing; Three, the gear shaft holes bore wear of six positions.Above three places damage, and all can have an impact to the performance of engine, even constitute a threat to the safe flight of aircraft, and change parts, then cost is higher, and the parts of damage also can not get repairing, and do not realize the recycling of product, serious waste of resources.
Summary of the invention
In order to solve deficiency existing in prior art, the utility model proposes a kind of reasonable in design, manufacturing cost is low, manipulation easily, the device installed and with auxiliary realization, gear stand is repaired can be positioned, i.e. a kind of airplane starter housing repair apparatus to gear stand.
A kind of airplane starter housing repair apparatus, comprise Connection Block, described Connection Block is hollow form structure, the bottom of described Connection Block is circular terminal pad, terminal pad can fit with gear stand to be repaired, with auxiliary realization location, the middle part of described Connection Block is conical cavity structural portion, the benefit of such design is: alleviate entirety on the one hand, another convenient can conveniently in repair process cutter to enter into conical cavity structural portion inner, interference can not be caused, ensure that carrying out smoothly of Repair gene, the upper end of described Connection Block is the circular turned body that Open Side Down, the upper end center place of described circular turned body is provided with the saddle upwards arched upward, the right part of described saddle is provided with semi-circular recesses.
On the upper surface of described terminal pad circumferentially symmetrically be welded with setscrew nut, mode all by threaded engagement on described setscrew nut is connected with bolt, the axis of described bolt and the axis being parallel of Connection Block, the utility model adopts bolt, thus can match with gear stand to be repaired, to realize the connection of the utility model and gear stand, the upper center coaxial welding of described saddle has locating shaft, integral installation can be clipped on lathe by locating shaft, to carry out corresponding turning, grinding, axiality can be ensured simultaneously, ensure that the precision after gear stand reparation, the bottom of described locating shaft is connected with compact heap by the mode of threaded engagement, the utility model adopts compact heap, can realize fastening when the utility model clamping is on lathe, vertically alignment pin is installed by the mode of threaded engagement in described semi-circular recesses, the utility model adopts alignment pin, the accurate location to gear stand is realized after coordinating with gear stand, to prevent the generation of inconsistent phenomenon.
The upper end of described alignment pin is provided with knob, to be convenient for people to turn alignment pin, to realize alignment pin and inserts or separating tooth wheel support.
The lateral surface of described compact heap circumferentially symmetrically be provided with moving tooth groove, thus conveniently stir compact heap and rotate, complete fastening object.
Described locating shaft is hollow-core construction, compared with traditional solid structure, and more difficult distortion, thus the precision that ensure that clamping and reparation.
The beneficial effects of the utility model are: the utility model has reasonable in design, manufacturing cost is low and manipulate the advantages such as convenient, accurate location and installation can be carried out to gear stand, with auxiliary realization to gear stand reparation, achieve gear stand to recycle, reduce the cost of maintenance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is top view of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is perspective view one of the present utility model;
Fig. 4 is perspective view two of the present utility model;
The structural representation that Fig. 5 is compact heap of the present utility model, locating shaft connects.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below the utility model being set forth further.
As shown in Figures 1 to 5, a kind of airplane starter housing repair apparatus, comprise Connection Block 1, described Connection Block 1 is in hollow form structure, the bottom of described Connection Block 1 is circular terminal pad 101, terminal pad 101 can fit with gear stand to be repaired, with auxiliary realization location, the middle part of described Connection Block 1 is conical cavity structural portion 102, the benefit of such design is: alleviate entirety on the one hand, another convenient can conveniently in repair process cutter to enter into conical cavity structural portion 102 inner, interference can not be caused, ensure that carrying out smoothly of Repair gene, the upper end of described Connection Block 1 is the circular turned body 103 that Open Side Down, the upper end center place of described circular turned body 103 is provided with the saddle 4 upwards arched upward, the right part of described saddle 4 is provided with semi-circular recesses 4a.
On the upper surface of described terminal pad 101 circumferentially symmetrically be welded with setscrew nut 2, described setscrew nut 2 is all connected with bolt 3 by the mode of threaded engagement, the axis of described bolt 3 and the axis being parallel of Connection Block 1, the utility model adopts bolt 3, thus can match with gear stand to be repaired, to realize the connection of the utility model and gear stand, the upper center coaxial welding of described saddle 4 has locating shaft 7, integral installation can be clipped on lathe by locating shaft 7, to carry out corresponding turning, grinding, axiality can be ensured simultaneously, ensure that the precision after gear stand reparation, the bottom of described locating shaft 7 is connected with compact heap 5 by the mode of threaded engagement, the utility model adopts compact heap 5, can realize fastening when the utility model clamping is on lathe, by the mode of threaded engagement, alignment pin 6 is vertically installed in described semi-circular recesses 4a, the utility model adopts alignment pin, the accurate location to gear stand is realized after coordinating with gear stand, to prevent the generation of inconsistent phenomenon.
The upper end of described alignment pin 6 is provided with knob 6a, to be convenient for people to turn alignment pin 6, to realize alignment pin 6 and inserts or separating tooth wheel support.
The lateral surface of described compact heap 5 circumferentially symmetrically be provided with moving tooth groove 5a, thus conveniently stir compact heap 5 and rotate, complete fastening object.
Described locating shaft 7 is hollow-core construction, compared with traditional solid structure, and more difficult distortion, thus the precision that ensure that clamping and reparation.
When carrying out dead eye wearing and tearing and repairing, utilize the utility model to be fixed on numerically control grinder by gear stand, car mill is carried out to dead eye and is machined to dead eye any surface finish without wear trace, then to dead eye chromium plating, ensure the surplus leaving the processing of car mill, final car mill is worked into and requires size.In the process of car mill endoporus, this device ensure that the axiality of gear stand brearing bore effectively, ensure that the quality of product;
When repairing airscoop shroud, by argon arc welding welded gear support and aluminium cover, by the utility model fixed gear support, then car grinds the airscoop shroud that is welded on gear stand to requiring size, effectively ensure that the internal-and external diameter of airscoop shroud and the axiality of brearing bore and circularity;
When carrying out the reparation of gear shaft holes, gear shaft holes is aluminum alloy materials, and processing aluminium insert, is pressed in gear shaft holes by interference fit.First car is carried out to six place's gear shaft holes of gear stand and be milled to any surface finish, then by liquid nitrogen frozen aluminium insert, be mounted in the gear shaft holes after car mill, ensure its value of interference fit having 0.02mm ~ 0.03mm.Get on the bus mill six hole to requiring size again at lathe.In the process, use the utility model can ensure the position degree of six place's gear shaft holes and uniform angle, can crudy be ensured.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; the just principle of the present utility model described in above-described embodiment and description; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. an airplane starter housing repair apparatus, comprise Connection Block (1), it is characterized in that: described Connection Block (1) is in hollow form structure, the bottom of described Connection Block (1) is circular terminal pad (101), the middle part of described Connection Block (1) is conical cavity structural portion (102), the upper end of described Connection Block (1) is the circular turned body (103) that Open Side Down, the upper end center place of described circular turned body (103) is provided with the saddle (4) upwards arched upward, the right part of described saddle (4) is provided with semi-circular recesses (4a),
On the upper surface of described terminal pad (101) circumferentially symmetrically be welded with setscrew nut (2), described setscrew nut (2) is all connected with bolt (3) by the mode of threaded engagement, the axis of described bolt (3) and the axis being parallel of Connection Block (1), the upper center coaxial welding of described saddle (4) has locating shaft (7), the bottom of described locating shaft (7) is connected with compact heap (5) by the mode of threaded engagement, by the mode of threaded engagement, alignment pin (6) is vertically installed in described semi-circular recesses (4a).
2. a kind of airplane starter housing repair apparatus according to claim 1, is characterized in that: the upper end of described alignment pin (6) is provided with knob (6a).
3. a kind of airplane starter housing repair apparatus according to claim 1, is characterized in that: the lateral surface of described compact heap (5) circumferentially symmetrically be provided with moving tooth groove (5a).
4. a kind of airplane starter housing repair apparatus according to claim 1, is characterized in that: described locating shaft (7) is hollow-core construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700957.7U CN204913377U (en) | 2015-09-10 | 2015-09-10 | Device is repaired to aircraft starter casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700957.7U CN204913377U (en) | 2015-09-10 | 2015-09-10 | Device is repaired to aircraft starter casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204913377U true CN204913377U (en) | 2015-12-30 |
Family
ID=54962557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520700957.7U Active CN204913377U (en) | 2015-09-10 | 2015-09-10 | Device is repaired to aircraft starter casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204913377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405122A (en) * | 2020-11-16 | 2021-02-26 | 中国航发中传机械有限公司 | High-precision machining method for grouped bearing holes of central transmission shell of engine |
-
2015
- 2015-09-10 CN CN201520700957.7U patent/CN204913377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405122A (en) * | 2020-11-16 | 2021-02-26 | 中国航发中传机械有限公司 | High-precision machining method for grouped bearing holes of central transmission shell of engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |