CN216178154U - Aircraft maintenance is used as a movable cylinder end bearing and is dismantled frock subassembly - Google Patents
Aircraft maintenance is used as a movable cylinder end bearing and is dismantled frock subassembly Download PDFInfo
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- CN216178154U CN216178154U CN202122567646.6U CN202122567646U CN216178154U CN 216178154 U CN216178154 U CN 216178154U CN 202122567646 U CN202122567646 U CN 202122567646U CN 216178154 U CN216178154 U CN 216178154U
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- side grooves
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Abstract
The utility model discloses a movable cylinder end bearing dismounting tool assembly for aircraft maintenance, which comprises a second bearing plate and a first bearing plate which are connected up and down, wherein the upper ends of two sides of the first bearing plate are provided with first side grooves, the two sides of the second bearing plate are provided with second side grooves which penetrate through the first side grooves up and down, the lower ends of locking screw rods are rotatably connected in the first side grooves, and the upper ends of the locking screw rods penetrate through the second side grooves and are screwed with locking screw nuts; the upper surface of the first pressure bearing plate is provided with a first through groove, the lower surface of the second pressure bearing plate is provided with a second through groove, and the front end surfaces of the first pressure bearing plate and the second pressure bearing plate are symmetrically provided with three ejector rods; compared with the prior art, the utility model has the beneficial effects that: the first bearing plate and the second bearing plate are sleeved on the piston rod and fixed through the locking screw and the locking nut, then the three ejector rods sequentially and correspondingly penetrate through the second positioning hole in the safety piece and the first positioning hole in the upper bearing, and the upper end head of the actuator cylinder is pressed down through the press machine to realize the decomposition of the upper bearing and the safety piece.
Description
Technical Field
The utility model relates to the technical field of aircraft component maintenance, in particular to a movable cylinder end bearing disassembling tool assembly for aircraft maintenance.
Background
The upper bearing of the actuating cylinder is connected with the safety disc through glue during installation, the upper bearing is installed inside a cylinder body of the actuating cylinder and sleeved outside the piston rod, the safety disc is arranged at a port of the cylinder body, a limiting snap ring is further arranged in an annular groove at the port of the cylinder body, and the limiting snap ring is used for limiting the position of the upper bearing inside.
When the actuating cylinder is disassembled, firstly, the safety disc and the upper bearing need to be disassembled, the limiting clamping ring can be taken down after the safety disc is taken down, the interior of the cylinder body is further disassembled, however, the safety disc and the upper bearing are bonded for a long time and are firm, the disassembly is difficult, the position of a port of the cylinder body is narrow, the piston rod is inserted in the middle of the cylinder body in a penetrating mode, certain difficulty is caused in the disassembly of the safety disc and the upper bearing, and therefore the aircraft maintenance tool assembly is used as a movable cylinder end bearing disassembly tool assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a movable cylinder end bearing dismounting tool assembly for aircraft maintenance, which aims to solve the problems in the background technology.
A movable cylinder end bearing dismounting tool assembly for aircraft maintenance comprises a second bearing plate and a first bearing plate which are connected up and down, wherein first side grooves are formed in the upper ends of two sides of the first bearing plate, second side grooves penetrating through the two sides of the second bearing plate up and down, the positions of the second side grooves and the first side grooves are communicated up and down correspondingly, the lower end of a locking screw rod is connected in the first side grooves in a rotating mode, the upper end of the locking screw rod penetrates out of the second side grooves, a locking nut is connected to the upper end of the locking screw rod in a threaded mode, and the lower end of the locking nut is pressed against the upper surface of the second bearing plate;
the upper surface of the first bearing plate is provided with a first through groove, the lower surface of the second bearing plate is provided with a second through groove, and the first through groove and the second through groove form a through groove for inserting the piston rod; three ejector rods are symmetrically arranged on the front end faces of the first pressure bearing plate and the second pressure bearing plate, and correspond to three second positioning holes in the safety piece and three first positioning holes in the upper bearing.
Preferably, the rotating connecting part at the lower end of the locking screw rod is sleeved on the connecting shaft, and the connecting shaft is arranged in the first side groove, so that the lower end of the locking screw rod can rotate quickly in the first side groove.
Preferably, two protection rods are installed on the rear end face of the first bearing plate outside the first through groove, a protection sleeve is installed on the rear end face of the second bearing plate outside the second through groove, the rear end faces of the first bearing plate and the second bearing plate are placed on a press pressure-bearing plane when the pneumatic press is used, the through groove is formed in the middle of the press pressure-bearing plane, a piston rod of the actuating cylinder penetrates through the through groove in the middle of the press pressure-bearing plane when the actuating cylinder is placed, the two protection rods and the protection sleeve are also inserted into the through groove when the two protection rods and the protection sleeve are also installed, and the second bearing plate of the first bearing plate is used for limiting to prevent the piston rod from being smooth on the press pressure-bearing plane and further causing collision damage of the piston rod.
Compared with the prior art, the utility model has the beneficial effects that:
when the upper bearing and the safety disc are disassembled, firstly, the first bearing plate and the second bearing plate are sleeved on a piston rod of the actuating cylinder through the first through groove and the second through groove, the locking screw rod is rotated to penetrate through the second side groove of the second bearing plate, the locking nut is rotated to enable the locking nut to move downwards on the locking screw rod to be pressed against the upper end of the second bearing plate, and then the first bearing plate and the second bearing plate are connected and fixed outside the piston rod;
mounting the first pressure bearing plate, the second pressure bearing plate and the actuating cylinder on a press machine, placing the rear end faces of the first pressure bearing plate and the second pressure bearing plate on a pressure bearing plane of the press machine, inserting the piston rod into a through groove in the middle of the pressure bearing plane of the press machine, and sequentially and correspondingly penetrating three ejector rods on the front end faces of the first pressure bearing plate and the second pressure bearing plate through three second positioning holes on the safety disc and three first positioning holes on the upper bearing; the upper end of the cylinder is downwards jacked by a press rod of the press machine, when the ejector rod moves downwards, the upper end, the cylinder, the limiting snap ring and the safety disc are driven to move downwards, the safety disc moves downwards along the ejector rod through the three second positioning holes, and therefore the ejector rod generates an upward acting force on the upper bearing, the upper bearing and the safety disc are separated, disassembly and decomposition are conveniently and quickly completed, the piston rod is effectively protected in the whole disassembly process, and damage to the piston rod is avoided.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
fig. 4 is a structural sectional view in a use state of the present invention.
In the figure: 1. the first bearing plate, 101, the first side groove, 102, the first logical groove, 2, the second bearing plate, 201, the second side groove, 202, the second logical groove, 3, lock screw, 31, the rotation connecting portion, 32, the connecting axle, 4, lock nut, 5, the ejector pin, 6, the lag, 7, the guard bar, 8, the actuator cylinder, 81, the barrel, 82, the top end, 83, the piston rod, 84, the upper bearing, 841, first locating hole, 85, spacing snap ring, 86, the rupture disc, 861, the second locating hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a tool assembly for disassembling a bearing at a movable cylinder end for aircraft maintenance comprises a second bearing plate 2 and a first bearing plate 1 which are connected up and down, wherein the upper ends of two sides of the first bearing plate 1 are provided with first side grooves 101, two sides of the second bearing plate 2 are provided with second side grooves 201 which penetrate through up and down, the positions of the second side grooves 201 and the first side grooves 101 are correspondingly communicated up and down, the lower end of a locking screw 3 is rotatably connected in the first side grooves 101, a rotary connecting part 31 at the lower end of the locking screw 3 is sleeved on a connecting shaft 32, and the connecting shaft 32 is installed in the first side grooves 101, so that the lower end of the locking screw 3 can rapidly rotate in the first side grooves 101; the upper end of the locking screw rod 3 penetrates through the second side groove 201, the upper end of the locking screw rod 3 is in threaded connection with a locking nut 4, and the lower end of the locking nut 4 is pressed against the upper surface of the second bearing plate 2; when the upper bearing 84 and the safety disc 86 are disassembled, the first bearing plate 1 and the second bearing plate 2 are firstly sleeved on the piston rod 83 of the actuating cylinder 8 through the first through groove 102 and the second through groove 202, the lock screw 3 is rotated to pass through the second side groove 201 of the second bearing plate 2, the lock nut 4 is rotated to move downwards on the lock screw 3 to be pressed on the upper end of the second bearing plate 2, and then the first bearing plate 1 and the second bearing plate 2 are connected and fixed outside the piston rod 83.
The upper surface of the first pressure bearing plate 1 is provided with a first through groove 102, the lower surface of the second pressure bearing plate 2 is provided with a second through groove 202, and a piston rod is inserted into the through groove formed by the first through groove 102 and the second through groove 202; three ejector rods 5 are symmetrically arranged on the front end surfaces of the first pressure bearing plate 1 and the second pressure bearing plate 2, and the three ejector rods 5 correspond to three second positioning holes 861 on the safety disc 86 and three first positioning holes 841 on the upper bearing 84.
Two protection rods 7 are mounted on the rear end face of the first bearing plate 1 outside the first through groove 102, a protection sleeve 6 is mounted on the rear end face of the second bearing plate 2 outside the second through groove 202, the rear end faces of the first bearing plate 1 and the second bearing plate 2 are placed on a press bearing plane when the pressure-bearing device is used, a through groove is formed in the middle of the press bearing plane, a piston rod 83 of the actuating cylinder 8 penetrates through the through groove in the middle of the press bearing plane when the pressure-bearing device is placed, and the two protection rods 7 and the protection sleeve 6 are also inserted into the through groove when the pressure-bearing device is also mounted, so that the second bearing plate 2 of the first bearing plate 1 is limited to prevent the piston rod 83 from being collided and damaged due to the fact that the piston rod 83 is smooth on the press bearing plane; when the device is used, the first pressure bearing plate 1, the second pressure bearing plate 2 and the actuator cylinder 8 are installed on a press machine, the rear end faces of the first pressure bearing plate 1 and the second pressure bearing plate 2 are placed on a press machine pressure bearing plane, the piston rod 83 penetrates through a through groove in the middle of the press machine pressure bearing plane, and then three ejector rods 5 on the front end faces of the first pressure bearing plate 1 and the second pressure bearing plate 2 sequentially and correspondingly penetrate through three second positioning holes 861 on the safety disc 86 and three first positioning holes 841 on the upper bearing 84; the pressing rod of the press machine is downwards pushed to the upper end head 82 at the upper end of the cylinder 81, when the ejector rod moves downwards, the upper end head 82 is driven, the cylinder 81, the limiting clamping ring 85 and the safety disc 86 move downwards, the safety disc 86 moves downwards along the ejector rod 5 through the three second positioning holes 861, therefore, the ejector rod 5 generates an upward acting force on the upper bearing 84, the upper bearing 84 and the safety disc 86 are separated, the disassembly and the decomposition are conveniently and quickly completed, the piston rod 83 is effectively protected in the whole disassembly process, and the piston rod 83 is prevented from being damaged.
The working principle is as follows: when the upper bearing 84 and the safety disc 86 are disassembled, firstly, the first bearing plate 1 and the second bearing plate 2 are sleeved on the piston rod 83 of the actuating cylinder 8 through the first through groove 102 and the second through groove 202, the locking screw 3 is rotated to pass through the second side groove 201 of the second bearing plate 2, the locking nut 4 is rotated to enable the locking nut 4 to move downwards on the locking screw 3 to be pressed on the upper end of the second bearing plate 2, and then the first bearing plate 1 and the second bearing plate 2 are connected and fixed outside the piston rod 83;
then, the first pressure bearing plate 1, the second pressure bearing plate 2 and the actuating cylinder 8 are installed on a press machine, the rear end faces of the first pressure bearing plate 1 and the second pressure bearing plate 2 are placed on a press machine pressure bearing plane, the piston rod 83 penetrates through a through groove in the middle of the press machine pressure bearing plane, and then three ejector rods 5 on the front end faces of the first pressure bearing plate 1 and the second pressure bearing plate 2 sequentially and correspondingly penetrate through three second positioning holes 861 on the safety disc 86 and three first positioning holes 841 on the upper bearing 84; and then, a pressing rod of the press machine is downwards pressed on the upper end head 82 at the upper end of the cylinder 81, when the push rod moves downwards, the upper end head 82, the cylinder 81, the limiting snap ring 85 and the safety disc 86 are driven to move downwards, and the safety disc 86 moves downwards along the push rod 5 through the three second positioning holes 861, so that the push rod 5 generates an upward acting force on the upper bearing 84, and the upper bearing 84 and the safety disc 86 are separated.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. The utility model provides an aircraft maintenance is as moving a section of thick bamboo end bearing dismantles frock subassembly, includes second bearing plate (2) and first bearing plate (1) of connecting from top to bottom, its characterized in that: the upper ends of two sides of the first bearing plate (1) are provided with first side grooves (101), two sides of the second bearing plate (2) are provided with second side grooves (201) which penetrate through the first side grooves up and down, the lower ends of locking screws (3) are rotatably connected in the first side grooves (101), the upper ends of the locking screws (3) penetrate through the second side grooves (201), the upper ends of the locking screws (3) are in threaded connection with locking nuts (4), and the lower ends of the locking nuts (4) are pressed against the upper surface of the second bearing plate (2);
a first through groove (102) is formed in the upper surface of the first bearing plate (1), and a second through groove (202) is formed in the lower surface of the second bearing plate (2); the front end faces of the first pressure bearing plate (1) and the second pressure bearing plate (2) are symmetrically provided with three ejector rods (5).
2. The aircraft maintenance is used as movable cylinder end bearing dismantles frock subassembly of claim 1 which characterized in that: the rotating connecting part (31) at the lower end of the locking screw rod (3) is sleeved on the connecting shaft (32), and the connecting shaft (32) is installed in the first side groove (101).
3. The aircraft maintenance is used as movable cylinder end bearing dismantles frock subassembly of claim 1 which characterized in that: two guard bars (7) are arranged on the rear end face of the first pressure bearing plate (1) outside the first through groove (102), and a protective sleeve (6) is arranged on the rear end face of the second pressure bearing plate (2) outside the second through groove (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567646.6U CN216178154U (en) | 2021-10-25 | 2021-10-25 | Aircraft maintenance is used as a movable cylinder end bearing and is dismantled frock subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567646.6U CN216178154U (en) | 2021-10-25 | 2021-10-25 | Aircraft maintenance is used as a movable cylinder end bearing and is dismantled frock subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216178154U true CN216178154U (en) | 2022-04-05 |
Family
ID=80888574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122567646.6U Active CN216178154U (en) | 2021-10-25 | 2021-10-25 | Aircraft maintenance is used as a movable cylinder end bearing and is dismantled frock subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216178154U (en) |
-
2021
- 2021-10-25 CN CN202122567646.6U patent/CN216178154U/en active Active
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