CN210210101U - Repairing tool for airplane actuating cylinder - Google Patents
Repairing tool for airplane actuating cylinder Download PDFInfo
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- CN210210101U CN210210101U CN201920811835.3U CN201920811835U CN210210101U CN 210210101 U CN210210101 U CN 210210101U CN 201920811835 U CN201920811835 U CN 201920811835U CN 210210101 U CN210210101 U CN 210210101U
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- positioning
- position sleeve
- locating piece
- sleeve
- lug
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Abstract
The utility model provides a repair frock for aircraft actuator, including locating piece, position sleeve and bolt, outside the locating piece was located to the position sleeve cover, two recesses had been seted up on the flange of locating piece lower extreme, in the lug of position sleeve lower extreme inserted the recess, the bolt passed two second through-holes on the position sleeve and the first through-hole on the locating piece, and the location circular slot has still been seted up to the lower extreme of locating piece, compares with prior art, the beneficial effects of the utility model are that: the bolt makes between locating piece and the position sleeve firm in connection, can insert the pressurized strut after locating piece and position sleeve combination are connected in, makes spacing thread bush realize quick decomposition or installation through the cooperation between lug and the constant head tank to the in-process location circular slot to spacing thread bush decomposition equipment can play the effect of protection to the piston rod.
Description
Technical Field
The utility model relates to an aircraft parts repairs technical field, in particular to a repair frock for aircraft actuator.
Background
The actuating cylinder is a common part on an airplane, generally controlled to actuate by hydraulic pressure, and is frequently disassembled and replaced when the airplane is maintained, the actuating cylinder after being disassembled can be further disassembled by a mechanic for maintenance due to faults such as oil leakage, and when the mechanic maintains the actuating cylinder, a limit threaded sleeve at the end opening of the cylinder body needs to be disassembled and assembled; the limiting threaded sleeve is in threaded connection with the port of the cylinder body through the external threads to limit the piston outside the piston rod, and in the process of disassembling the limiting threaded sleeve, the actuating cylinder is used for a long time, which reaches several years or even more than ten years, so that the connecting between the limiting threaded sleeve and the cylinder body is firmer, the disassembly is very inconvenient, and two positioning grooves with symmetrical positions are reserved at the upper end of the limiting threaded sleeve to facilitate the disassembly and assembly work of a mechanic;
the positioning disassembling tool provided in the maintenance manual of the actuating cylinder comprises a handle and a positioning block, the positioning block is inserted into the positioning groove during disassembling, and then the handle is rotated to drive the limiting threaded sleeve to rotate for disassembling; and when the limiting threaded sleeve is installed in the cylinder body, according to a maintenance manual, a large force is required, and the simple positioning and dismounting tool cannot ensure stable connection between the positioning and dismounting tool and the limiting threaded sleeve when a force moment is applied, so that the repair tool for the aircraft actuator cylinder is provided.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a repair frock for aircraft actuator provides a frock of dismouting when being convenient for aircraft actuator repairs.
The technical scheme of the utility model is realized like this: a repair tool for an aircraft actuator cylinder comprises a positioning block, a positioning sleeve and a bolt, wherein a joint is installed at the upper end of the positioning block, a flange extending outwards in the radial direction is arranged at the lower end of the side face of the positioning block, the outer diameter of the flange is the same as the inner diameter of a limiting threaded sleeve, two grooves which are communicated up and down are symmetrically formed in the flange, a first through hole is further formed in the side face of the positioning block in a communicated manner, a positioning circular groove is further formed in the lower end of the positioning block, and the inner diameter of the positioning circular groove is the same as the outer diameter;
the lower end of the positioning sleeve is provided with two lugs which are symmetrical in position and protrude downwards, the positioning sleeve is sleeved outside the positioning block, the lugs at the lower end of the positioning sleeve are inserted into the grooves, the width of the grooves is the same as that of the lugs, the thickness of the grooves is smaller than that of the lugs, a part of the lugs protrudes outwards after being inserted into the grooves, and when the positioning sleeve and the positioning block are inserted into the limiting threaded sleeve, the part of the lugs protruding out of the grooves is inserted into the positioning groove at the upper end of the limiting threaded sleeve, so that the limiting threaded sleeve and the positioning sleeve are connected and fixed; two second through holes are symmetrically formed in the positioning sleeve, the aperture of each second through hole is the same as that of the corresponding first through hole, the axes of the second through holes and the first through holes are coincident, the bolt penetrates through the two second through holes and the first through holes, and the positioning sleeve and the positioning block are connected through the bolt.
Preferably, the inner end face of the positioning circular groove is provided with a nylon cushion block, and the nylon cushion block can protect the upper end of the piston rod.
Preferably, the joint is hexagonal, so that the tool can rotate conveniently when in use.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the locating sleeve is sleeved outside the locating block, the lug at the lower end of the locating sleeve is inserted into the groove, the bolt penetrates through the two second through holes in the locating sleeve and the first through hole in the locating block, so that the locating sleeve and the locating block are firmly connected, when the locating tool is used for disassembling and assembling the limiting threaded sleeve, the lug part protruding out of the groove is inserted into the locating groove at the upper end of the limiting threaded sleeve, the flange at the lower end of the locating block is sleeved in the limiting threaded sleeve, the locating tool and the limiting threaded sleeve can be prevented from being separated from each other in the horizontal direction due to the matching between the flange and the limiting threaded sleeve, the stable connection between the locating tool and the limiting threaded sleeve can be ensured due to the matching between the lug and the locating groove;
2. the lower end of the positioning block is provided with the positioning circular groove, and after the positioning tool is connected with the limiting threaded sleeve, the upper end of the piston rod in the actuating cylinder body can be sleeved into the positioning circular groove, so that the positioning effect is achieved, the positioning accuracy between the positioning tool and the limiting threaded sleeve is improved, the piston rod is protected, and the piston rod is prevented from being damaged by the positioning tool;
3. after the locating sleeve and the locating sleeve are assembled, the pound moment of the limiting thread sleeve can be used by an operator, after the actuating cylinder barrel is fixed, the locating tool is connected with the limiting thread sleeve, the sleeve head is sleeved on a joint, the pound meter is connected with the sleeve head, the press machine is used for pressing the head of the pound meter, the locating tool generates downward pressure on the limiting thread sleeve, the pound meter is rotated to tightly press the limiting thread sleeve into the barrel, and under the action of the press machine pressure, the locating tool cannot be enabled to be upwards bounced and separated from the limiting thread sleeve due to overlarge moment in the pound process.
Drawings
FIG. 1 is a sectional view of the structure of the present invention in the state of assembling and disassembling the limit screw cap;
FIG. 2 is an assembled perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a perspective view of the positioning block of the present invention;
FIG. 5 is a front view of the positioning block of the present invention;
FIG. 6 is a perspective view of the positioning sleeve of the present invention;
FIG. 7 is a front view of the positioning sleeve of the present invention;
fig. 8 is a perspective view of the limiting threaded sleeve of the present invention.
In the figure: 1. the positioning device comprises a positioning block, 101, a first through hole, 102, a positioning circular groove, 11, a flange, 111, a groove, 2, a connector, 3, a positioning sleeve, 301, a second through hole, 31, a bump, 4, a bolt, 5, a nylon cushion block, 6, a limiting threaded sleeve, 601, a positioning groove, 7, a cylinder, 8, a piston, 9 and a piston rod.
Detailed Description
In order to better understand the technical content of the present invention, the following embodiments are provided to further explain the present invention.
Referring to fig. 1 to 8, the repairing tool for the airplane actuator cylinder comprises a positioning block 1, a positioning sleeve 3 and a bolt 4, wherein a connector 2 is installed at the upper end of the positioning block 1, and the connector 2 is hexagonal so as to facilitate rotation of the tool during use; the lower end of the side surface of the positioning block 1 is provided with a flange 11 extending outwards in the radial direction, the outer diameter of the flange 11 is the same as the inner diameter of the limiting threaded sleeve 6, the flange 11 is symmetrically provided with two grooves 111 penetrating up and down, the side surface of the positioning block 1 is further penetrated and provided with a first through hole 101, the lower end of the positioning block 1 is further provided with a positioning circular groove 102, and the inner diameter of the positioning circular groove 102 is the same as the outer diameter of the piston rod 9; after the positioning tool is connected with the limiting threaded sleeve 6, the upper end of the piston rod 9 in the actuating cylinder barrel 7 can be sleeved into the positioning circular groove 102, on one hand, the positioning effect is achieved, the positioning accuracy between the positioning tool and the limiting threaded sleeve 6 is improved, on the other hand, the piston rod 9 is protected, the damage of the piston rod 9 to the positioning tool is avoided, the nylon cushion block 5 is arranged on the inner end face of the positioning circular groove 102, and the nylon cushion block 5 can protect the upper end of the piston rod 9.
The lower end of the positioning sleeve 3 is provided with two lugs 31 which are symmetrical in position and protrude downwards, the positioning sleeve 3 is sleeved outside the positioning block 1, the lug 31 at the lower end of the positioning sleeve 3 is inserted into the groove 111, the width of the groove 111 is the same as that of the lug 31, the thickness of the groove 111 is smaller than that of the lug 31, a part of the lug 31 protrudes outwards out of the groove 111 after being inserted into the groove 111, when the positioning sleeve 3 and the positioning block 1 are inserted into the limit threaded sleeve 6, the part of the lug 31 protruding out of the groove 111 is inserted into the positioning groove 601 at the upper end of the limit threaded sleeve 6, the flange 11 at the lower end of the positioning block 1 is sleeved into the limit threaded sleeve 6, at the moment, the matching between the flange 11 and the limit threaded sleeve 6 can prevent the positioning tool and the limit threaded sleeve 6 from being separated in the horizontal direction, and the matching between the lug 31 and the positioning groove 601, the positioning tool is prevented from being disengaged when the driving limiting threaded sleeve 6 rotates; two second through holes 301 are symmetrically formed in the positioning sleeve 3, the second through holes 301 are identical to the first through hole 101 in hole diameter and the axes of the second through holes 301 and the first through hole 101 coincide, the bolt 4 penetrates through the two second through holes 301 and the first through hole 101, and the positioning sleeve 3 is connected with the positioning block 1 through the bolt 4.
The working principle is as follows: when the utility model is used, the bolt 4 passes through the two second through holes 301 and the first through hole 101, so that the positioning sleeve 3 and the positioning block 1 are fixedly connected, when the positioning sleeve 3 and the positioning block 1 are combined and then inserted into the limit threaded sleeve 6, the part of the lug 31 of the convex groove 111 is inserted into the positioning groove 601 at the upper end of the limit threaded sleeve 6, the flange 11 at the lower end of the positioning block 1 is sleeved into the limit threaded sleeve 6, at the moment, the positioning tool and the limit threaded sleeve 6 can be prevented from being separated from each other in the horizontal direction by the cooperation between the flange 11 and the limit threaded sleeve 6, the positioning tool and the limit threaded sleeve 6 can be stably connected by the cooperation between the lug 31 and the positioning groove 601, and the positioning tool can be prevented from being separated when the limit threaded;
realize the decomposition to spacing thread bush 6 through rotating joint 2, when the pound moment in barrel 7 is installed into to spacing thread bush 6, will fix a position the frock and be connected with spacing thread bush 6, with the cover barrel head on connecting 2, be connected pound table and cover barrel head, use the press to press the head at the pound table, make the location frock produce a decurrent pressure to spacing thread bush 6, rotatory pound table again with 6 pounds of spacing thread bush tightly in barrel 7, under the effect of press pressure, can guarantee can not upwards bounce and the spacing thread bush 6 breaks away from because the too big location frock that leads to of moment at the in-process of pound moment.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a repair frock for aircraft pressurized strut, includes locating piece (1), position sleeve (3) and bolt (4), its characterized in that: the upper end of the positioning block (1) is provided with a connector (2), the lower end of the side surface of the positioning block (1) is provided with a flange (11) which extends outwards in the radial direction, the flange (11) is symmetrically provided with two grooves (111) which are communicated up and down, the side surface of the positioning block (1) is further communicated with a first through hole (101), and the lower end of the positioning block (1) is further provided with a positioning circular groove (102);
the lower extreme of position sleeve (3) has two position symmetry and downward convex lug (31), the position sleeve (3) cover is established outside locating piece (1), just lug (31) of position sleeve (3) lower extreme insert in recess (111), the width of recess (111) is the same with the width of lug (31), the thickness of recess (111) is less than the thickness of lug (31), two second through-holes (301) have been seted up to the symmetry on position sleeve (3), two second through-hole (301) are the same and the coincidence of hole axis with first through-hole (101) aperture, bolt (4) pass two second through-holes (301) and first through-hole (101).
2. A repair kit for an aircraft ram as claimed in claim 1, wherein: and a nylon cushion block (5) is arranged on the inner end surface of the positioning circular groove (102).
3. A repair kit for an aircraft ram as claimed in claim 1, wherein: the joint (2) is hexagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811835.3U CN210210101U (en) | 2019-05-31 | 2019-05-31 | Repairing tool for airplane actuating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811835.3U CN210210101U (en) | 2019-05-31 | 2019-05-31 | Repairing tool for airplane actuating cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210210101U true CN210210101U (en) | 2020-03-31 |
Family
ID=69929169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920811835.3U Active CN210210101U (en) | 2019-05-31 | 2019-05-31 | Repairing tool for airplane actuating cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210210101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500561A (en) * | 2021-06-22 | 2021-10-15 | 沈阳北方飞机维修有限公司 | Front wheel turning actuating cylinder disassembling tool assembly |
| CN113843748A (en) * | 2021-10-25 | 2021-12-28 | 沈阳北方飞机维修有限公司 | Lock nut assembly tool assembly for maintaining airplane actuator cylinder |
-
2019
- 2019-05-31 CN CN201920811835.3U patent/CN210210101U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113500561A (en) * | 2021-06-22 | 2021-10-15 | 沈阳北方飞机维修有限公司 | Front wheel turning actuating cylinder disassembling tool assembly |
| CN113500561B (en) * | 2021-06-22 | 2022-07-26 | 沈阳北方飞机维修有限公司 | Front wheel turning actuating cylinder disassembling tool assembly |
| CN113843748A (en) * | 2021-10-25 | 2021-12-28 | 沈阳北方飞机维修有限公司 | Lock nut assembly tool assembly for maintaining airplane actuator cylinder |
| CN113843748B (en) * | 2021-10-25 | 2022-12-06 | 沈阳北方飞机维修有限公司 | Lock nut assembly tool assembly for maintaining airplane actuator cylinder |
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