CN116713495A - Be applied to aircraft undercarriage bearing pressure limit cutter - Google Patents
Be applied to aircraft undercarriage bearing pressure limit cutter Download PDFInfo
- Publication number
- CN116713495A CN116713495A CN202311006360.8A CN202311006360A CN116713495A CN 116713495 A CN116713495 A CN 116713495A CN 202311006360 A CN202311006360 A CN 202311006360A CN 116713495 A CN116713495 A CN 116713495A
- Authority
- CN
- China
- Prior art keywords
- bearing
- cutter
- edge pressing
- edge
- cutter head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003825 pressing Methods 0.000 claims abstract description 82
- 238000000034 method Methods 0.000 claims description 15
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 5
- 229910000997 High-speed steel Inorganic materials 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/06—Profile cutting tools, i.e. forming-tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/04—Tool holders for a single cutting tool
- B23B29/12—Special arrangements on tool holders
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a bearing edge pressing cutter applied to an aircraft landing gear, which comprises a cutter handle clamped and fixed with a lathe cutter rest, wherein the front end of the cutter handle is provided with a cutter head, an edge pressing bearing is fixed on the cutter head, and the edge pressing bearing can rotate relative to the cutter head; an included angle is formed between the cutter head and the cutter handle, and the outer ring of the edge pressing bearing extends out of the cutter head; the whole bearing edge pressing cutter is fixed on a lathe through a lathe tool rest, along with the starting of the lathe, the bearing edge pressing cutter is rolled on the lathe along the X axis and along the Y axis in a main movement direction, the outer ring of the edge pressing bearing is in pre-pressing edge rolling with the bearing, and can be in contact with the pre-pressing edge on a workpiece, rolling friction is carried out, and edge pressing treatment of the bearing is completed; the lathe has great applicability and universality, can be used on most lathes, can meet the requirement of the blank pressing of all revolving body parts and part of other regular shape parts, selects lathes with corresponding strokes according to the sizes of the parts, and can be used for adjusting the angles of the installed cutters to avoid the interference of the cutters and the parts.
Description
Technical Field
The invention relates to the technical field of bearing installation on revolving parts, in particular to a bearing edge cutter applied to an aircraft landing gear bearing.
Background
The landing gear is a key component of an aircraft landing gear, and is also one of parts with larger stress on the aircraft, and the performance of each part directly influences the take-off and landing performance and safety of the aircraft. When the aircraft is in running, most of the supporting counter force of the bottom surface to the aircraft is directly loaded on the bearing, interference fit is adopted between the connecting piece and the bearing, the bearing edge pressing technology increases the contact area between the bearing and the connecting piece, the possibility of relative displacement between the bearing and the connecting piece is reduced, and the aircraft safety device has an important role in ensuring the flight safety. The existing edge pressing machine mainly adopts an edge pressing machine, and the edge pressing machine has limited application range and high price.
In the prior art, as in patent CN106583591A, a knuckle bearing flanging tool for aviation hanging parts and a flanging process for knuckle bearings by the knuckle bearing flanging tool are provided. And (3) applying an axial pressure vertically downwards on the rocker arm drilling machine, adjusting the position of the spherical body of the knuckle bearing at the same time until a guide pin positioning knife in the flanging tool of the knuckle bearing is pressed by the center of an inner hole of the spherical body of the flanging, applying the axial pressure again, then moving the flanging tool of the knuckle bearing downwards until a roller contacts the surface of a groove of the flanged bearing, and rotationally extruding the flanged knuckle bearing to the required flanging size through setting end surface readings and detecting the axial displacement of a main shaft checked by a lever meter. However, this patent provides only a flanging tool for a certain size of knuckle bearing, and a single size part has only one adapter knuckle bearing edge holder and does not have universal adaptability.
Patent CN104668343A provides a bearing turn-ups binding off roll-up instrument, and this patent provides a brand-new bearing turn-ups binding off roll-up instrument, and this instrument simple structure, convenient operation, production efficiency are high, interchangeability is good. When the bearing flanging closing-in is carried out, the part and the bearing clamp are fixed on the swinging drilling machine, the bearing flanging closing-in rolling-in tool is installed on the main shaft of the swinging drilling machine through the handle body, the tool is inserted into the inner hole of the joint bearing through the guide of the guide post, the main shaft of the swinging drilling machine is locked, the rotating speed of the main shaft is adjusted, the cylindrical rolling shaft is contacted with the joint bearing through the adjusting machine tool handle, and the adjusting machine tool handle is slowly adjusted after the cylindrical rolling shaft is contacted until the joint bearing is rolled in a flat state. The patent provides a bearing edge banding ware that suitability is higher, but this instrument has very big limitation to the blank pressing of solid of revolution part, and need carry out the upset of work piece on the drilling machine, and is not applicable to solid of revolution part, and this bearing flanging tool is the turning tool mainly.
In summary, the existing bearing flanging tool has the problems of poor suitability and great use limitation.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the bearing edge-pressing cutter applied to the landing gear of the aircraft, and solves the problems of poor suitability and great limitation of the existing bearing edge-pressing tool.
In order to achieve the aim of the invention, the technical scheme adopted by the invention is as follows:
the bearing edge pressing cutter comprises a cutter handle which is clamped and fixed with the lathe saddle, the front end of the cutter handle is provided with a cutter head, an edge pressing bearing is fixed on the cutter head, and the edge pressing bearing can rotate relative to the cutter head; an included angle is arranged between the cutter head and the cutter handle, and the outer ring of the edge pressing bearing extends out of the cutter head.
The basic principle of the invention is as follows: the whole bearing edge pressing cutter is fixed on the lathe through the lathe tool rest, along with the starting of the lathe, the bearing edge pressing cutter is rolled on the lathe along the X axis and along the Y axis to be the main movement direction, the outer ring of the edge pressing bearing is in pre-pressing edge rolling with the bearing, the outer ring can be in contact with the pre-pressing edge on a workpiece, rolling friction is carried out, and edge pressing treatment of the bearing is completed.
Further, the cutter handle is welded and fixed with the cutter head, and the cutter head is made of Mn-Cu2052; the cutter handle plays a role in supporting and clamping and is mainly used for fixing the whole bearing edge cutter; the Mn-Cu2052 cutter head material has a certain anti-vibration function.
Further, as a specific installation mode of the blank holder bearing, an installation notch is formed in the side wall of the cutter head, and the blank holder bearing is rotationally connected with the end face of the installation notch through an inner hexagonal cylindrical head shoulder screw; the included angle between the cutter head and the cutter handle is 45 degrees, and the arrangement of the included angle of 45 degrees can equally divide the reaction force born by the blank holder bearing in the axial direction and the radial direction; meanwhile, interference between the bearing-side cutter and the part can be optimally avoided, and the applicability of the bearing-side cutter is stronger.
The outer ring of the blank holder bearing extends out of the cutter head by 5mm, and when the outer ring of the blank holder bearing contacts with a part, the interference phenomenon of the end face of the cutter head and the part is avoided.
The edge pressing bearing is rotationally connected to the cutter head through the inner hexagonal cylindrical head shoulder screw, and the connecting mode can effectively improve the efficiency of replacing the edge pressing bearing on the turning tool.
Further, as a specific setting mode of the blank holder bearing, the blank holder bearing is a tapered roller bearing, and the material of the outer ring of the blank holder bearing is YG10 hard alloy; the grain size of the YG10 hard alloy metallographic structure is 0.93um; the hardness is 1635Hv; fracture toughness of 13.46Mpa m 1/2 The method comprises the steps of carrying out a first treatment on the surface of the The transverse rupture strength is 4320Mpa.
The YG10 hard alloy has excellent mechanical properties, compared with other bearings, the tapered roller bearing has the bearing capacity which is 1.5-3 times of that of the ball bearing under the same external dimension, and simultaneously, the tapered roller bearing can bear larger radial load, axial load and impact load simultaneously, and the tapered roller bearing meets the requirements by combining the stress analysis of the extrusion pre-pressing edge of a cutter.
Further, the whole bearing edge pressing cutter also comprises a locking plate, wherein the locking plate is of an L-shaped structure, one end of the locking plate is provided with a mounting hole, and the locking plate is fixedly connected with the side wall of the cutter head through a locking screw arranged in the mounting hole; the other end of the locking plate is in tight contact with the end of the hexagonal socket head cap shoulder screw. The locking plate is additionally arranged to further fasten the hexagonal socket head cap shoulder screw, so that the hexagonal socket head cap shoulder screw is prevented from loosening in the stress process.
Further, a gasket is arranged between the hexagonal cylindrical head shoulder screw and the blank holder bearing and between the blank holder bearing and the end face of the mounting notch; the outer diameter of each gasket is larger than the diameter of the inner ring of the blank holder and smaller than the diameter of the outer ring of the blank holder. And due to the arrangement of the gasket, the contact area of the blank holder bearing is increased, and the tightness of the blank holder bearing is ensured.
Further, sealing rings are arranged on two sides of the blank holder bearing; foreign matters are prevented from entering the blank holder bearing, and the tapered roller of the bearing is prevented from being polluted in the working process.
The beneficial effects of the invention are as follows:
1. the invention is applicable to the bearing edge-pressing tool of the landing gear of the aircraft, has great applicability and universality, can be used on most lathes, can meet the edge pressing requirements of all revolving body parts and part of other regular shape parts, selects lathes with corresponding strokes according to the sizes of the parts, and can be used for adjusting the angle of the mounting tool to avoid the interference of the tool and the parts.
2. The cutter is applied to the bearing edge cutter of the landing gear of the aircraft, and the cutter handle is made of high-speed steel, so that the high-speed steel has the excellent characteristics of high hardness, wear resistance, good strength and toughness, corrosion resistance and the like; mn-Cu2052 damping alloy for cutter head is used for sorting, and the alloy is a functional material which can quickly convert vibration energy into heat energy to quickly attenuate, and can play a good role in damping in the working process of a cutter. The edge pressing bearing is a tapered roller bearing, in the extrusion process, the part and the bearing on the turning tool roll relatively, compared with other common alloy cylinders which are used as extrusion heads, the contact area between the edge pressing bearing and the cutter is increased, and the service life of the cutter is prolonged. And the tapered roller bearing is adopted, so that the disassembly and the replacement are convenient.
3. The edge pressing tool for the landing gear bearing is simple in design structure, convenient to assemble, disassemble and use and capable of improving the edge pressing efficiency of parts. The bearing edge pressing tool can be arranged on various lathe tools and is suitable for edge pressing of all revolving body parts and part of other regular-shape parts.
Drawings
Fig. 1 is a schematic view of a mounting structure for an edge cutter of an aircraft landing gear bearing.
Fig. 2 is a schematic structural view of a landing gear bearing edge cutter for an aircraft.
Fig. 3 is a schematic structural view of a blank holder bearing.
Fig. 4 is a schematic diagram of the matrix structure of the YG10 cemented carbide.
1, a lathe saddle; 2. a knife handle; 3. a cutter head; 4. edge pressing bearings; 5. a mounting notch; 6. a hexagonal socket head cap shoulder screw; 7. a locking plate; 8. a mounting hole; 9. a gasket; 10. a seal ring; 11. parts.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, the invention provides a bearing edge pressing tool applied to an aircraft landing gear, which is used for being clamped on a lathe saddle 1, wherein the bearing edge pressing tool comprises a tool shank 2 which is clamped and fixed with the lathe saddle 1, the front end of the tool shank 2 is provided with a tool bit 3, a blank holder bearing 4 is fixed on the tool bit 3, and the blank holder bearing 4 can rotate relative to the tool bit 3; an included angle is arranged between the cutter head 3 and the cutter handle 2, and the outer ring of the blank holder bearing 4 extends out of the cutter head 3.
The whole bearing edge pressing cutter is fixed on a lathe through the lathe tool rest 1, along with the starting of the lathe, the bearing edge pressing cutter takes an X axis and a Y axis as main movement directions on the lathe, the outer ring of the edge pressing bearing 4 is rolled with the bearing pre-pressing edge, can be contacted with the pre-pressing edge on a workpiece, and is subjected to rolling friction to finish edge pressing treatment of the bearing.
The specific using method of the bearing edge cutter in the embodiment is as follows: and installing the part 11 on a lathe along the direction of the pre-pressing edge axis of the part 11, and selecting a proper lathe according to the size of the part 11 for edge pressing. In the edge pressing process, the rotating speed and the feeding speed of the lathe can be properly adjusted according to the size and the technological requirements of the part 11, so that the expected requirements are met. After the bearing is assembled with the part 11, pressing the pre-pressed sheet on the part 11 into close contact with the bearing; in the extrusion deformation process of the blank holder, a small feeding and repeated extrusion method is adopted, so that the part 11 is slowly molded while being pre-pressed, and the possibility of rebound of the pre-pressed blank after molding is ensured. When the part 11 is planned, the pre-pressing edge is considered, the pre-pressing sheet reserved width is set to be 0.3-0.5mn, the pre-pressing sheet height is set to be 1-2mm, and the width and the pre-pressing edge height can be adjusted according to actual requirements. When the bearing edge pressing tool is installed, the installation angle of the bearing edge pressing tool and the feeding speed of the lathe are properly adjusted according to the shape of the part 11, so that the interference between the bearing edge pressing tool and the part 11 is avoided, and the edge pressing requirements under different scenes are met.
Preferably, but not limited to, the cutter handle 2 and the cutter head 3 are welded and fixed, and the cutter head 3 is made of Mn-Cu2052; the tool handle 2 plays a role in supporting and clamping and is mainly used for fixing the whole bearing edge-pressing tool; the Mn-Cu2052 cutter head 3 material has a certain anti-vibration function. The knife handle 2 is made of high-speed steel material, and the high-speed steel has the excellent characteristics of high hardness, wear resistance, good strength and toughness, corrosion resistance and the like; the tool bit 3 is made of Mn-Cu2052 damping alloy which is a functional material capable of rapidly converting vibration energy into heat energy and rapidly attenuating, and has a good damping effect in the working process of the tool.
As shown in fig. 3, as a specific installation mode of the blank holder bearing 4, an installation notch 5 is formed in the side wall of the cutter head 3, and the blank holder bearing 4 is rotationally connected with the end face of the installation notch 5 through an inner hexagonal cylindrical head shoulder screw 6; the included angle between the cutter head 3 and the cutter handle 2 is 45 degrees, and the arrangement of the included angle of 45 degrees can equally divide the reaction force born by the blank holder bearing 4 in the axial direction and the radial direction; meanwhile, interference between the bearing edge cutter and the part 11 can be optimally avoided, and the applicability of the bearing edge cutter is stronger.
The outer ring of the blank holder bearing 4 extends out of the cutter head 3 by 5mm, and when the outer ring of the blank holder bearing 4 contacts with the part 11, the interference phenomenon between the end face of the cutter head 3 and the part 11 is avoided.
The edge pressing bearing 4 is rotationally connected to the cutter head 3 through the inner hexagonal cylindrical head shoulder screw 6, and the connection mode can effectively improve the efficiency of replacing the edge pressing bearing 4 on the turning tool.
Sealing rings 10 are arranged on two sides of the blank holder bearing 4; foreign matters are prevented from entering the blank holder bearing 4, and the tapered roller of the bearing is prevented from being polluted in the working process.
As shown in fig. 4, as a specific arrangement mode of the blank holder bearing 4, the blank holder bearing 4 is a tapered roller bearing, and the material of the outer ring of the blank holder bearing 4 is YG10 cemented carbide; the grain size of the YG10 hard alloy metallographic structure is 0.93um; the hardness is 1635Hv; fracture toughness of 13.46Mpa m 1/2 The method comprises the steps of carrying out a first treatment on the surface of the The transverse rupture strength is 4320Mpa.
The blank holder bearing 4 can rotate in the blank holder process, and the contact surface between the pre-pressed blank and the outer ring of the blank holder bearing 4 is changed at any time, so that the service life of the blank holder bearing 4 is prolonged.
The YG10 hard alloy has excellent mechanical properties, compared with other bearings, the tapered roller bearing has the bearing capacity which is 1.5-3 times of that of the ball bearing under the same external dimension, and simultaneously, the tapered roller bearing can bear larger radial load, axial load and impact load simultaneously, and the tapered roller bearing meets the requirements by combining the stress analysis of the extrusion pre-pressing edge of a cutter.
The whole bearing edge-bearing cutter also comprises a locking plate 7, wherein the locking plate 7 is of an L-shaped structure, one end of the locking plate 7 is provided with a mounting hole 8, and the locking plate 7 is fixedly connected with the side wall of the cutter head 3 through a locking screw arranged in the mounting hole 8; the other end of the locking plate 7 is in abutting contact with the end of the hexagonal socket head cap shoulder screw 6. The locking plate 7 is additionally arranged to further fasten the hexagonal socket head cap shoulder screw 6, so that the hexagonal socket head cap shoulder screw 6 is prevented from loosening in the stress process.
A gasket 9 is arranged between the hexagonal cylindrical head shoulder screw 6 and the blank holder bearing 4 and between the blank holder bearing 4 and the end face of the mounting notch 5; the outer diameter of each washer 9 is larger than the diameter of the inner ring of the blank holder bearing 4 and smaller than the diameter of the outer ring of the blank holder bearing 4. The arrangement of the gasket 9 increases the contact area of the blank holder bearing 4, ensures the tightness of the blank holder bearing 4, and avoids the condition that the blank holder bearing 4 is locked.
In summary, the edge pressing tool for the landing gear bearing of the aircraft has great applicability and universality, can be used on most lathes, can meet the edge pressing requirements of all revolving body parts 11 and part of other regular shape parts 11, and can be used by selecting lathes with corresponding strokes according to the sizes of the parts 11, and adjusting the angles of the installed tools to avoid interference between the tools and the parts 11.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The edge pressing tool is characterized by comprising a tool holder which is clamped and fixed with the lathe tool rest, the front end of the tool holder is provided with a tool bit, an edge pressing bearing is fixed on the tool bit, and the edge pressing bearing can rotate relative to the tool bit;
an included angle is arranged between the cutter head and the cutter handle, and the outer ring of the edge pressing bearing extends out of the cutter head.
2. The edge-bearing cutter for the landing gear bearing of claim 1, wherein the cutter handle is welded and fixed with the cutter head, and the cutter head is made of Mn-Cu2052.
3. The edge pressing cutter for the landing gear bearing of the aircraft according to claim 1, wherein a mounting notch is formed in the side wall of the cutter head, and the edge pressing bearing is rotationally connected with the end face of the mounting notch through a hexagon socket head cap shoulder screw; the included angle between the cutter head and the cutter handle is 45 degrees, and the outer ring of the edge pressing bearing extends out of the cutter head for 5mm.
4. The edge pressing cutter applied to the landing gear bearing of the aircraft according to claim 1, wherein the edge pressing bearing is a tapered roller bearing, and the outer ring of the edge pressing bearing is made of YG10 hard alloy; the grain size of the YG10 hard alloy metallographic structure is 0.93um; the hardness is 1635Hv; fracture toughness of 13.46Mpa m 1/2 The method comprises the steps of carrying out a first treatment on the surface of the The transverse rupture strength is 4320Mpa.
5. The edge-bearing cutter for the landing gear of the aircraft according to claim 3, further comprising a locking plate, wherein the locking plate is of an L-shaped structure, one end of the locking plate is provided with a mounting hole, and the locking plate is fixedly connected with the side wall of the cutter head through a locking screw arranged in the mounting hole; the other end of the locking plate is in tight contact with the end of the hexagonal socket head cap shoulder screw.
6. The edge pressing cutter for the landing gear bearing of the aircraft according to claim 3, wherein a gasket is arranged between the hexagonal socket head cap shoulder screw and the edge pressing bearing and between the edge pressing bearing and the end face of the mounting notch; the outer diameter of each gasket is larger than the diameter of the inner ring of the blank holder and smaller than the diameter of the outer ring of the blank holder.
7. The edge pressing cutter for the landing gear bearing of the aircraft according to claim 1, wherein sealing rings are arranged on two sides of the edge pressing bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311006360.8A CN116713495A (en) | 2023-08-11 | 2023-08-11 | Be applied to aircraft undercarriage bearing pressure limit cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311006360.8A CN116713495A (en) | 2023-08-11 | 2023-08-11 | Be applied to aircraft undercarriage bearing pressure limit cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116713495A true CN116713495A (en) | 2023-09-08 |
Family
ID=87873830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311006360.8A Pending CN116713495A (en) | 2023-08-11 | 2023-08-11 | Be applied to aircraft undercarriage bearing pressure limit cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116713495A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001087925A (en) * | 1999-09-14 | 2001-04-03 | Osg Corp | Rotary machining tool and connecting member |
| JP2009257567A (en) * | 2008-03-21 | 2009-11-05 | Ntn Corp | Bearing |
| CN101664807A (en) * | 2009-09-09 | 2010-03-10 | 江苏希西维轴承有限公司 | Powder spreader flattening device |
| CN101758450A (en) * | 2008-10-16 | 2010-06-30 | 北京金自天成液压技术有限责任公司 | Multi-functional honing head |
| CN201720462U (en) * | 2010-06-24 | 2011-01-26 | 山西汤荣机械制造股份有限公司 | 60-degree numerical control slotting tool |
| CN204122780U (en) * | 2014-10-21 | 2015-01-28 | 大连职业技术学院 | The numerically controlled lathe of a kind of processing excircles and end face groove combines knife bar |
| CN104439318A (en) * | 2014-11-10 | 2015-03-25 | 阳山县联合铸锻有限公司 | Cooling compressor bearing outer ring cutting machining tool |
| CN104668343A (en) * | 2013-12-02 | 2015-06-03 | 江西昌河航空工业有限公司 | Bearing flange closing and flat-rolling rolling tool |
| CN106583591A (en) * | 2016-12-16 | 2017-04-26 | 成都发动机（集团）有限公司 | Joint bearing flanging tool and process of using same for joint bearing flanging |
| CN107335821A (en) * | 2017-06-07 | 2017-11-10 | 燕山大学 | A kind of double freedom power vibration damping boring bar |
| CN109866026A (en) * | 2019-04-03 | 2019-06-11 | 西安飞机工业（集团）有限责任公司 | A kind of flange bearing quick replacement device |
| CN215355789U (en) * | 2020-12-15 | 2021-12-31 | 珠海保税区摩天宇航空发动机维修有限公司 | Necking ejector rod for repairing aviation flanging rivet nut |
| CN218517567U (en) * | 2022-07-29 | 2023-02-24 | 四川航天中天动力装备有限责任公司 | Single-wheel spinning closing-in device suitable for lathe |
| CN116371993A (en) * | 2023-04-20 | 2023-07-04 | 中国航发航空科技股份有限公司 | Right-angle flanging device suitable for general lathe and machining method |
-
2023
- 2023-08-11 CN CN202311006360.8A patent/CN116713495A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001087925A (en) * | 1999-09-14 | 2001-04-03 | Osg Corp | Rotary machining tool and connecting member |
| JP2009257567A (en) * | 2008-03-21 | 2009-11-05 | Ntn Corp | Bearing |
| CN101758450A (en) * | 2008-10-16 | 2010-06-30 | 北京金自天成液压技术有限责任公司 | Multi-functional honing head |
| CN101664807A (en) * | 2009-09-09 | 2010-03-10 | 江苏希西维轴承有限公司 | Powder spreader flattening device |
| CN201720462U (en) * | 2010-06-24 | 2011-01-26 | 山西汤荣机械制造股份有限公司 | 60-degree numerical control slotting tool |
| CN104668343A (en) * | 2013-12-02 | 2015-06-03 | 江西昌河航空工业有限公司 | Bearing flange closing and flat-rolling rolling tool |
| CN204122780U (en) * | 2014-10-21 | 2015-01-28 | 大连职业技术学院 | The numerically controlled lathe of a kind of processing excircles and end face groove combines knife bar |
| CN104439318A (en) * | 2014-11-10 | 2015-03-25 | 阳山县联合铸锻有限公司 | Cooling compressor bearing outer ring cutting machining tool |
| CN106583591A (en) * | 2016-12-16 | 2017-04-26 | 成都发动机（集团）有限公司 | Joint bearing flanging tool and process of using same for joint bearing flanging |
| CN107335821A (en) * | 2017-06-07 | 2017-11-10 | 燕山大学 | A kind of double freedom power vibration damping boring bar |
| CN109866026A (en) * | 2019-04-03 | 2019-06-11 | 西安飞机工业（集团）有限责任公司 | A kind of flange bearing quick replacement device |
| CN215355789U (en) * | 2020-12-15 | 2021-12-31 | 珠海保税区摩天宇航空发动机维修有限公司 | Necking ejector rod for repairing aviation flanging rivet nut |
| CN218517567U (en) * | 2022-07-29 | 2023-02-24 | 四川航天中天动力装备有限责任公司 | Single-wheel spinning closing-in device suitable for lathe |
| CN116371993A (en) * | 2023-04-20 | 2023-07-04 | 中国航发航空科技股份有限公司 | Right-angle flanging device suitable for general lathe and machining method |
Non-Patent Citations (1)
| Title |
|---|
| 张安鹏，李海连，罗春阳编著: "UG NX8.0数控加工技术与案例应用", vol. 1, 上海科学技术文献出版社, pages: 112 - 114 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200960612Y (en) | Internal expansion positioning drill fixture | |
| CN103240567A (en) | Bonnet support processing method and clamp and processing equipment for bonnet support | |
| CN102151783A (en) | Spinning riveting assembly and manufacturing method of automobile hub bearing unit | |
| CN103921097A (en) | Manufacturing method of hard-base soft-structure internal combustion engine connecting rod | |
| CN114102144B (en) | A bore and mill special plane for five stations of rocking arm | |
| CN116713495A (en) | Be applied to aircraft undercarriage bearing pressure limit cutter | |
| CN210254940U (en) | Inner hole rolling device | |
| CN116713493A (en) | Lathe tool seat for processing annular groove in deep hole | |
| CN201231280Y (en) | Cylindrical-groove rolling device | |
| CN207414717U (en) | A kind of highly-efficient processing device of dish | |
| CN217143331U (en) | Tool for grinding spindle taper hole | |
| CN116079446A (en) | Combined clamping tool and method for automatic machining of automobile parts | |
| CN202668227U (en) | Clamping and feeding device of solid pipe blank peeling machine | |
| CN211490626U (en) | Universal supporting type clamping surface deformation preventing clamp | |
| CN214331242U (en) | Adjustable joint bearing rolling riveting device | |
| CN201625852U (en) | Single ball rolling-support rolling tool | |
| CN2460785Y (en) | Combined locating pin | |
| CN107775022A (en) | Floating clamping device for machine tooling | |
| CN113770398A (en) | Method for arranging flexible top tire for lathe | |
| CN113857816A (en) | Rolling tool and process method for joint bearing of circular truncated cone wheel | |
| CN211588547U (en) | Umbrella-shaped live center device for precisely adding large hollow pipe fitting | |
| CN209363674U (en) | Multi-drill bit Special drilling jig | |
| CN105195969A (en) | Air-floating plane rolling tool | |
| CN216656378U (en) | High-performance boring cutter | |
| CN211759863U (en) | Aviation product internal stay positioning and clamping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20230908 |