CN207479277U - The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing - Google Patents
The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing Download PDFInfo
- Publication number
- CN207479277U CN207479277U CN201721370272.6U CN201721370272U CN207479277U CN 207479277 U CN207479277 U CN 207479277U CN 201721370272 U CN201721370272 U CN 201721370272U CN 207479277 U CN207479277 U CN 207479277U
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- China
- Prior art keywords
- oscillating bearing
- guide rod
- stent
- pilot hole
- compression bar
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Abstract
The utility model discloses a kind of wheeled curling mechanisms of airplane hydraulic pressure pressurized strut oscillating bearing, are related to a kind of tool for being used to carry out the oscillating bearing of airplane hydraulic pressure pressurized strut crimping.It includes pedestal, guide rod, stent, adapter, compression bar, lower pilot hole, idler wheel, upper pilot hole, pilot hole, switching cavity, adapting rod, it is connected at the top of adapter by the cover board of the switching cavity capping, the compression bar upper end is connect with screw rod, compression bar lower end is located in the switching cavity and forms shaft shoulder limiting with cover board, thrust bearing is installed between the compression bar bottom end and switching cavity bottom end, the guide rod upper end is located in the pilot hole, and lower end of the guide rod is located in the lower pilot hole；The oscillating bearing is sleeved on guide rod, and oscillating bearing is connect by bushing with housing, and the oscillating bearing, bushing and housing are mounted on by guide rod on pedestal.The utility model can design idler wheel of different shapes, have a wide range of application according to the difference of oscillating bearing fixed form.
Description
Technical field
The utility model is related to a kind of for carrying out the tool of crimping to the oscillating bearing of airplane hydraulic pressure pressurized strut, specifically
Say it is a kind of wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing.
Background technology
At present, the method for general common fixing joint bearing has steel ball/punch to be tapped with hammer cooperation and fixes, die for special purpose
Tool squeezes fixed and specific purpose tool with forcing press cooperation and is fixed with drilling machine cooperation rolling.Steel ball/punch taps solid with hammer cooperation
Determining method needs along the circumferential direction repeatedly to tap, and because the dynamics hammered every time is uneven, the surface quality of product after fixing is caused to become
Difference, and whole process is time-consuming and laborious；It is to press particular manufacturing craft by forcing press that particular manufacturing craft squeezes fixation with forcing press cooperation, is passed through
The shape of mold ensures last quality, be easy to cause oscillating bearing and fixes not in place, also easily cracks；Specific purpose tool
Coordinate the fixed tool equipment not only needed of rolling complicated, but also warp more demanding to operating personnel, not abundant with drilling machine
It tests and easily damages.
Utility model content
The purpose of this utility model is to overcome the shortcoming of background technology, and provide a kind of airplane hydraulic pressure pressurized strut
The wheeled curling mechanism of oscillating bearing.
To achieve these goals, the technical solution of the utility model is：Airplane hydraulic pressure pressurized strut oscillating bearing is with wheeled
Curling mechanism, it is characterised in that：Including pedestal, guide rod, stent, adapter and compression bar, the pedestal upper end is equipped with lower pilot hole,
The stent both ends are connected with idler wheel, and the mid-stent upper end is equipped with upper guide groove, and mid-stent lower end is equipped with and upper guiding
The pilot hole of slot connection, the length of side of upper guide groove are more than the diameter of pilot hole, and the adapter upper end is equipped with switching cavity, switching
Head lower end, which is connected with, to be connected with the upper matched adapting rod of guide groove, the adapter top by the switching cavity capping
Cover board, the compression bar upper end connect with screw rod, and compression bar lower end is located in the switching cavity and forms shaft shoulder limiting with cover board,
Thrust bearing is installed between the compression bar bottom end and switching cavity bottom end, the guide rod upper end is located in the pilot hole, leads
Bar lower end is located in the lower pilot hole；Oscillating bearing is sleeved on guide rod, and oscillating bearing is connect by bushing with housing, described
Oscillating bearing, bushing and housing are mounted on by guide rod on pedestal.
In the above-mentioned technical solutions, it is clearance fit between the idler wheel and stent.
In the above-mentioned technical solutions, the idler wheel is rack-mount by retainer ring, and the width of idler wheel is than retainer ring and branch
The small 0.1mm of width in the gap formed between frame.
In the above-mentioned technical solutions, it is clearance fit between the pedestal and guide rod, is also gap between stent and guide rod
Cooperation.
Pedestal is used for supporing shell, bushing and oscillating bearing, and limits bushing in the position of vertical direction.Guide rod is used for fixed
Position pedestal, oscillating bearing and curling mechanism.Forcing press gives compression bar one pressure straight down, is transmitted successively by thrust bearing
To adapter, stent, idler wheel, finally on bushing, it is deformed bushing.Adapter is rotated by spanner or other tools,
The square head of adapter drives stent and idler wheel to move in a circle along vertical axes, rolls bushing.Rotary press is pressed downward crimping
Above action is repeated several times in mechanism, and until the plastic deformation of bushing reaches requirement, oscillating bearing is fixed.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model considers quality, personnel on the basis of the fixing means of existing three kinds of oscillating bearings
And cost, and the wheeled curling mechanism used and forcing press fitting method, the utility model are equal with circumferencial direction in vertical direction
Using gradual, idler wheel rolling fixing joint bearing is utilized.
2nd, the utility model is not only simple in structure, easy to operate, forcing press is only needed to coordinate with curling mechanism, Er Qiecheng
This is low, and the requirement to operating personnel is also low, efficient, and can obtain good product quality；
3rd, the utility model can design idler wheel of different shapes, using model according to the difference of oscillating bearing fixed form
It encloses wide.
Description of the drawings
Fig. 1 is the structure diagram being applied to the utility model on hemming device.
Fig. 2 is the structure diagram of the utility model.
1- pedestals in figure, 2- guide rods, 3- housings, 4- bushings, 5- oscillating bearings, 6- stents, 7- retainer rings, 8- idler wheels, 9- turn
Connector, 10- thrust bearings, 11- cover boards, 12- screws, 13- compression bars, 14- forcing presses, 15- curling mechanisms, 16- racks, 17- hands
Handle, 18- columns, 19- upper beams, 20- bottom end rails, 21- turntables, 22- screw rods, pilot hole under 23-, the upper pilot holes of 25-, 26- are led
Xiang Kong, 27- switching cavity, 28- adapting rods.
Specific embodiment
The performance of the utility model is described in detail below in conjunction with the accompanying drawings, but they are not formed to the utility model
It limits, it is only for example.The advantages of making the utility model by explanation simultaneously, is more clear and is readily appreciated that.
It is understood refering to attached drawing：The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing, including pedestal 1, guide rod 2, branch
Frame 6, adapter 9 and compression bar 13,1 upper end of pedestal are equipped with lower pilot hole 23, and 6 both ends of stent are connected with idler wheel 8, described
6 middle part upper end of stent is equipped with upper guide groove 25, and 6 middle part lower end of stent is equipped with the pilot hole 26 connected with upper guide groove 25, above leads
It is more than the diameter of pilot hole 26 to the length of side of slot 25,9 upper end of adapter is equipped with switching cavity 27, the connection of 9 lower end of adapter
Have and be connected with cover the switching cavity 27 with the upper 25 matched adapting rod 28 of guide groove, 9 top of adapter
Cover board 11,13 upper end of compression bar are connect with screw rod 22,13 lower end of compression bar be located at it is described switching cavity 27 in and with 11 shape of cover board
It is limited into the shaft shoulder, thrust bearing 10,2 upper end of the guide rod position is installed between 27 bottom end of 13 bottom end of compression bar and switching cavity
In in the pilot hole 26,2 lower end of guide rod is located in the lower pilot hole 23；
Oscillating bearing 5 is sleeved on guide rod 2, and oscillating bearing 5 is connect by bushing 4 with housing 3, the oscillating bearing 5, lining
Set 4 and housing 3 are mounted on by guide rod 2 on pedestal 1.
In actual work, the utility model is a part for hemming device, and hemming device includes forcing press 14, joint shaft
Hold 5, housing 3 and curling mechanism 15；The forcing press 14 include rack 16 and handle 17, the rack 16 by more root posts 18,
More upper beams 19 and Duo Gen bottom end rails 20 are formed, and the handle 17 is made of turntable 21 and screw rod 22, described 22 one end of screw rod
It is fixedly connected with turntable 21, the other end is threadedly coupled successively with upper beam 19 and bottom end rail 20.
Preferably, it is clearance fit between the idler wheel 8 and stent 6.
Preferably, the idler wheel 8 is installed on the frame 6 by retainer ring 7, and the width of idler wheel 8 than retainer ring 7 and stent 6 it
Between the small 0.1mm of the width in gap that is formed.
Preferably, it is clearance fit between the pedestal 1 and guide rod 2, is also clearance fit between stent 6 and guide rod 2.
In actual work, the crimping method of hemming device includes the following steps：
Step 1：First guide rod 2 is mounted in pedestal 1, then loose oscillating bearing 5, bushing 4 and housing 3 are passed through
Guide rod 2 is mounted on pedestal 1；
Step 2：Two idler wheels 8 are attached separately to the both sides of stent 6, two retainer rings 7 are installed in the groove of stent 6, and
Stent 6, idler wheel 8 and retainer ring 7 are mounted on 4 top of bushing by guide rod 2；
Step 3：Thrust bearing 10, compression bar 13 are sequentially loaded into the switching cavity 27 of adapter 9, then cover board is installed
11, and cover board 11 is fixed on adapter 9 with screw 12；
Step 4：The component that adapter 9, thrust bearing 10, cover board 11, screw 12 and compression bar 13 are formed is packed into stent 6
Upper guide groove 25 in；
Step 5：Apply pressure straight down to curling mechanism 15 with forcing press 14, pressure is through compression bar 13, thrust bearing
10th, adapter 9, stent 6 and idler wheel 8 are transmitted on bushing 4；
Step 6：With spanner or other tools rotation adapter 9, idler wheel is made to do circumference fortune on bushing 4 along vertical axes
It is dynamic, roll bushing 4；
Step 7：Rotary press 14 is pressed downward curling mechanism 15, above action is repeated several times, until the side of bushing 4
Plastic deformation reaches requirement；
Step 8：Pressure is removed, pedestal 1 is replaced with cushion block, one side that bushing 4 is spooled is mounted on cushion block by guide rod 2
On；
Step 9：Step 1 is repeated to step 7, until oscillating bearing is completely fixed.
In actual work, after the utility model is installed on hemming device, hemming device makes bushing by forcing press
It generates initial acceptable plastic deformation, then plastic deformation is expanded to the entire disc of bushing by the circular motion of idler wheel,
Entire fixation procedure shows gradual change, and the possibility cracked is preferably minimized by dynamic characteristic.The letter of hemming device equipment
Single, operation is easy, repeatedly repeatedly after, good quality can be obtained.
In actual work, it is cracked in oscillating bearing fixation procedure in order to prevent, and obtains good matter in the completed
Amount, the present invention consider quality, personnel and cost, using wheeled curling mechanism on the basis of common three kinds of fixing means
With the method for forcing press cooperation, in vertical direction and circumferencial direction using gradual, idler wheel rolling fixing joint bearing is utilized.
In actual work, pedestal be used to support with positioning joint bearing and stent, need higher hardness.Guide rod is used for
Positioning base, oscillating bearing and stent, therefore the hole on pedestal and stent and guide rod are clearance fit.Stent rolls for installing
Wheel, while connecting adapter.Tetragonal body is connected with stent below adapter, for transmitting torque and pressure.Thrust bearing makes to turn
Connector can also rotate in the case of by pressure.Cover board, screw is for fixed and dust-proof.Forcing press is transmitted by compression bar
Pressure.Cushion block replaces pedestal after oscillating bearing completes crimping on one side.Compression bar, adapter, stent and idler wheel are pressure-containing parts, are needed
There is higher hardness.
The depth of the ring-shaped groove of pedestal needs to be calculated according to specific oscillating bearing thickness and liner height, the purpose is to
Ensure that bushing is equal in the height that the both sides of oscillating bearing are exposed.The difference lies in ringless-type grooves for cushion block and pedestal, put down
Face is used to support the side of crimping.
It is accurate clearance fit between idler wheel and stent, the width of idler wheel is smaller than the width formed between retainer ring and stent
0.1 millimeter or so.Idler wheel can be freely rotated.Change the shape of idler wheel, be suitable for different types of oscillating bearing.
Other unaccounted parts belong to the prior art.
Claims (4)
1. the wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing, it is characterised in that：Including pedestal (1), guide rod (2), branch
Frame (6), adapter (9) and compression bar (13), pedestal (1) upper end are equipped with lower pilot hole (23), stent (6) the both ends connection
There is idler wheel (8), stent (6) middle part upper end is equipped with upper guide groove (25), and stent (6) middle part lower end is equipped with and upper guide groove
(25) pilot hole (26) of connection, the length of side of upper guide groove (25) are more than the diameter of pilot hole (26), adapter (9) upper end
Equipped with switching cavity (27), adapter (9) lower end be connected with the matched adapting rod of the upper guide groove (25) (28), described turn
The cover board (11) for covering the switching cavity (27), compression bar (13) upper end and screw rod (22) are connected at the top of connector (9)
Connection, compression bar (13) lower end are located in the switching cavity (27) and form shaft shoulder limiting, the compression bar (13) with cover board (11)
Thrust bearing (10) is installed between bottom end and switching cavity (27) bottom end, guide rod (2) upper end is located at the pilot hole
(26) in, guide rod (2) lower end is located in the lower pilot hole (23)；Oscillating bearing (5) is sleeved on guide rod (2), oscillating bearing
(5) it is connect by bushing (4) with housing (3), the oscillating bearing (5), bushing (4) and housing (3) are installed by guide rod (2)
On pedestal (1).
2. the wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing according to claim 1, it is characterised in that：It is described
It is clearance fit between idler wheel (8) and stent (6).
3. the wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing according to claim 2, it is characterised in that：It is described
Idler wheel (8) is by retainer ring (7) on stent (6), and the width of idler wheel (8) is than forming between retainer ring (7) and stent (6)
The small 0.1mm of width in gap.
4. the wheeled crimping of airplane hydraulic pressure pressurized strut oscillating bearing according to any one of claims 1 to 3 claim
Mechanism, it is characterised in that：It is clearance fit between the pedestal (1) and guide rod (2), between being also between stent (6) and guide rod (2)
Gap coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370272.6U CN207479277U (en) | 2017-10-20 | 2017-10-20 | The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721370272.6U CN207479277U (en) | 2017-10-20 | 2017-10-20 | The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207479277U true CN207479277U (en) | 2018-06-12 |
Family
ID=62481066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721370272.6U Expired - Fee Related CN207479277U (en) | 2017-10-20 | 2017-10-20 | The wheeled curling mechanism of airplane hydraulic pressure pressurized strut oscillating bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207479277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112658099A (en) * | 2020-12-16 | 2021-04-16 | 宁波人和机械轴承有限公司 | Flexible protection platform for stamping bearing dust cover |
| CN115255874A (en) * | 2022-07-28 | 2022-11-01 | 四川航天烽火伺服控制技术有限公司 | Joint bearing closing device |
-
2017
- 2017-10-20 CN CN201721370272.6U patent/CN207479277U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112658099A (en) * | 2020-12-16 | 2021-04-16 | 宁波人和机械轴承有限公司 | Flexible protection platform for stamping bearing dust cover |
| CN112658099B (en) * | 2020-12-16 | 2022-08-05 | 宁波人和机械轴承有限公司 | Flexible protection platform for stamping bearing dust cover |
| CN115255874A (en) * | 2022-07-28 | 2022-11-01 | 四川航天烽火伺服控制技术有限公司 | Joint bearing closing device |
| CN115255874B (en) * | 2022-07-28 | 2023-11-14 | 四川航天烽火伺服控制技术有限公司 | Joint bearing closing-in device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20211020 |