CN103586750B - A kind of magic chuck for turbine disk deburring - Google Patents
A kind of magic chuck for turbine disk deburring Download PDFInfo
- Publication number
- CN103586750B CN103586750B CN201310574221.5A CN201310574221A CN103586750B CN 103586750 B CN103586750 B CN 103586750B CN 201310574221 A CN201310574221 A CN 201310574221A CN 103586750 B CN103586750 B CN 103586750B
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- Prior art keywords
- disk
- main body
- hole
- riser
- face
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to Machining Technology, relate to a kind of magic chuck for turbine disk deburring.It is made up of support (1), reel cage (2), disk (3), nylon rotating disk (4), mandrel (5), the first nylon bush (6), the second nylon bush (7), screw thread bearing pin (8), locking pin (9) and locking nut (10).The present invention proposes a kind of magic chuck for turbine disk deburring, avoid turbine disk damage, ensure that burr removal effect, simplify operating procedure, alleviate labour intensity, improve operating efficiency.
Description
Technical field
The invention belongs to Machining Technology, relate to a kind of magic chuck for turbine disk deburring.
Background technology
Aero-engine turbine disk works in high speed, high temperature, hyperbaric environment, surface can be torn very soon if any fine crack and be damaged the turbine disk, so turbine disk appearance requirement is very strict, need before warehouse-in to carry out the sharp burr that each position is removed in pincers worker, and any cut, tool mark can not be had.Fig. 1 is the structural representation of certain type aero-engine turbine disk.The rear end face of the turbine disk 11 is 11a, and front end face is 11b, and the rear end face of the turbine disk 11 has balance wheel rim 11c.In the inner bore of step of the turbine disk 11, the first internal diameter D1 is maximum inner diameter, is positioned at rear end face side; 3rd internal diameter D3 is less than the first internal diameter D1, is positioned at front end face side.Second internal diameter D2 is minimum diameter, between the first internal diameter D1 and the 3rd internal diameter D3.On the turbine disk, all sharp limits all need deburring.During deburring, operator uses cushion block, and be placed on cushion block turbine disk side, armrest fixes the turbine disk, uses deburring tool to polish to the turbine disk simultaneously, thus removes sharp burr.Its shortcoming is: the first, easily cause the turbine disk to damage.During polishing, deburring tool easily encounters the key area of the turbine disk, causes that turbine disk outward appearance is defective even makes part rejection.The second, burr poor removal effect.Turbine disk material belongs to nickel base superalloy, and the strength of materials is high, compares effort during deburring, compresses by hand by operator, and when deburring, the turbine disk is easily moved, and causes burr removal effect bad.Three, inefficiency.Due to the complex structure of the turbine disk, unhairing spine area and other key areas are relatively, need the cushion block using different-thickness, get the turbine disk discard various possible angle, the operator of different height just can be made operationally to be convenient to observe, cause operating procedure loaded down with trivial details, labour intensity is large, inefficiency.Do not retrieve relevant open source literature both at home and abroad.
Summary of the invention
The object of the invention is: propose a kind of magic chuck for turbine disk deburring, to avoid causing the turbine disk to damage, ensure burr removal effect, simplify the operation step, reduces labor intensity, and increases work efficiency.
Technical scheme of the present invention is: a kind of magic chuck for turbine disk deburring, it is characterized in that, it is made up of support 1, reel cage 2, disk 3, nylon rotating disk 4, mandrel 5, first nylon bush 6, second nylon bush 7, screw thread bearing pin 8, locking pin 9 and locking nut 10, support 1 is welded to form by left riser 1a, right riser 1b and base plate 1c, the left riser 1a that structure is identical and the lower end of right riser 1b and the upper surface of base plate 1c are welded as entirety, left riser 1a is parallel with the plate face of right riser 1b, respectively there is an axis hole 1d in the plate face of left riser 1a and right riser 1b, and two axis hole 1d are coaxial and axis keeps level, the main body 2a of reel cage 2 is cuboids, left and right directions in main body 2a front end respectively has one with the lug 2b of bolt through-hole 2c, the blind hole 2d that one vertical with front end face is had at the center of the front end face of main body 2a, main body 2a has the main body axis hole 2e on surface, a through left and right, the axis of main body axis hole 2e and the axis vertical take-off of blind hole 2d, the rear end face of main body 2a has a through locking pin-and-hole 2f orthogonal with main body axis hole 2e, the aperture of main body axis hole 2e is equal with the aperture of support 1 left riser 1a and right riser 1b upper shaft hole 1d, main body 2a is between support 1 left riser 1a and right riser 1b, left surface and the left riser 1a of main body 2a fit, right surface and the right riser 1b of main body 2a fit, main body axis hole 2e is coaxial with the axis hole 1d on left riser 1a and right riser 1b, screw thread bearing pin 8 is the screwed circular shafts in one end, screw thread bearing pin 8 is positioned at the axis hole 1d on main body axis hole 2e and left riser 1a and right riser 1b, axis hole 1d interference fit on the right-hand member of screw thread bearing pin 8 and right riser 1b, screw thread bearing pin 8 and main body axis hole 2e matched in clearance, the thread segment of screw thread bearing pin 8 left end stretches out left from the axis hole 1d of left riser 1a and screws with locking nut 10, on screw thread bearing pin 8, there is threaded shaft locking hole the position corresponding with the locking pin-and-hole 2f on main body 2a, and locking pin 9 is positioned at the threaded shaft locking hole of locking pin-and-hole 2f and screw thread bearing pin 8 and keeps interference fit, disk 3 is the plectanes with disc centre hole, the front surface of disk 3 has a round boss, the periphery of disk 3 is made to form a step positioning spigot, disk 3 there is quantity identical with the quantity of the bolt through-hole 2c on lug 2b and the screwed hole that position is corresponding, by bolt, disk 3 is fixed on reel cage 2, nylon rotating disk 4 is that a front opening, rear end are with the cylinder of centre bore, the step positioning spigot that the centre bore of nylon rotating disk 4 rear end is enclosed within disk 3 keeps matched in clearance, the external diameter of nylon rotating disk 4 is identical with the external diameter of the turbine disk 11, and the internal diameter of nylon rotating disk 4 left end is greater than the external diameter that the turbine disk 11 balances wheel rim 11c, mandrel 5 is three sections of Step Shafts, the external diameter of its leading portion axle is minimum, the external diameter of stage casing axle is maximum but axial length is minimum, and keep matched in clearance in the disc centre hole that right section of axle of mandrel 5 inserts disk 3, the rear end face of mandrel 5 stage casing axle and the front surface of disk 3 are fitted, first nylon bush 6 is cylinders, its external cylindrical surface is Step Shaft shape, the diameter on the leading portion face of cylinder is less than the diameter on the back segment face of cylinder, the leading portion face of cylinder of the first nylon bush 6 and the second internal diameter D2 matched in clearance of the turbine disk 11, the diameter on the first nylon bush 6 back segment face of cylinder is less than the 3rd internal diameter D3 of the turbine disk 11, the leading portion axle that first nylon bush 6 is enclosed within mandrel 5 keeps matched in clearance, and the diameter on the first nylon bush 6 back segment face of cylinder equals the diameter of mandrel 5 stage casing axle, second nylon bush 7 is cylinders, and it is enclosed within the outside of the first nylon bush 6 back segment face of cylinder and mandrel 5 stage casing axle and keeps matched in clearance, the external cylindrical surface of the second nylon bush 7 and the first internal diameter D1 matched in clearance of the turbine disk 11.
Advantage of the present invention is: propose a kind of magic chuck for turbine disk deburring, avoids turbine disk damage, ensure that burr removal effect, simplify operating procedure, alleviate labour intensity, improve operating efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of certain type aero-engine turbine disk.
Fig. 2 is structural representation of the present invention.In figure, orientation is: left is front, and right is rear, and be left in paper, paper is outward right, upper and lower invariant position.This figure is the schematic diagram removing turbine disk front end burr.
Fig. 3 is the schematic diagram using the present invention to remove turbine disk rear end burr.
Fig. 4 is the structural representation of medium-height trestle 1 of the present invention.
Fig. 5 is the structural representation of mid cradle 2 of the present invention.
Fig. 6 is the K-K sectional view of Fig. 2.
Fig. 7 is the structural representation of mandrel 5 in the present invention.
Detailed description of the invention
Below the present invention is described in further details.See Fig. 1 to Fig. 7, a kind of magic chuck for turbine disk deburring, it is characterized in that, it is made up of support 1, reel cage 2, disk 3, nylon rotating disk 4, mandrel 5, first nylon bush 6, second nylon bush 7, screw thread bearing pin 8, locking pin 9 and locking nut 10.
See Fig. 4, support 1 is welded to form by left riser 1a, right riser 1b and base plate 1c, the left riser 1a that structure is identical and the lower end of right riser 1b and the upper surface of base plate 1c are welded as entirety, left riser 1a is parallel with the plate face of right riser 1b, respectively there is an axis hole 1d in the plate face of left riser 1a and right riser 1b, and two axis hole 1d are coaxial and axis keeps level.
See Fig. 5, the main body 2a of reel cage 2 is cuboids, left and right directions in main body 2a front end respectively has one with the lug 2b of bolt through-hole 2c, the blind hole 2d that one vertical with front end face is had at the center of the front end face of main body 2a, main body 2a has the main body axis hole 2e on surface, a through left and right, the axis of main body axis hole 2e and the axis vertical take-off of blind hole 2d, the rear end face of main body 2a has a through locking pin-and-hole 2f orthogonal with main body axis hole 2e, the aperture of main body axis hole 2e is equal with the aperture of support 1 left riser 1a and right riser 1b upper shaft hole 1d, main body 2a is between support 1 left riser 1a and right riser 1b, left surface and the left riser 1a of main body 2a fit, right surface and the right riser 1b of main body 2a fit, main body axis hole 2e is coaxial with the axis hole 1d on left riser 1a and right riser 1b.
See Fig. 6, screw thread bearing pin 8 is the screwed circular shafts in one end, screw thread bearing pin 8 is positioned at the axis hole 1d on main body axis hole 2e and left riser 1a and right riser 1b, axis hole 1d interference fit on the right-hand member of screw thread bearing pin 8 and right riser 1b, screw thread bearing pin 8 and main body axis hole 2e matched in clearance, the thread segment of screw thread bearing pin 8 left end stretches out left from the axis hole 1d of left riser 1a and screws with locking nut 10; On screw thread bearing pin 8, there is threaded shaft locking hole the position corresponding with the locking pin-and-hole 2f on main body 2a, and locking pin 9 is positioned at the threaded shaft locking hole of locking pin-and-hole 2f and screw thread bearing pin 8 and keeps interference fit.
Disk 3 is the plectanes with disc centre hole, the front surface of disk 3 has a round boss, the periphery of disk 3 is made to form a step positioning spigot, disk 3 there is quantity identical with the quantity of the bolt through-hole 2c on lug 2b and the screwed hole that position is corresponding, by bolt, disk 3 is fixed on reel cage 2.
Nylon rotating disk 4 is that a front opening, rear end are with the cylinder of centre bore, the step positioning spigot that the centre bore of nylon rotating disk 4 rear end is enclosed within disk 3 keeps matched in clearance, the external diameter of nylon rotating disk 4 is identical with the external diameter of the turbine disk 11, and the internal diameter of nylon rotating disk 4 left end is greater than the external diameter that the turbine disk 11 balances wheel rim 11c.
See Fig. 7, mandrel 5 is three sections of Step Shafts, and the external diameter of its leading portion axle is minimum, and the external diameter of stage casing axle is maximum but axial length is minimum, keep matched in clearance in the disc centre hole that right section of axle of mandrel 5 inserts disk 3, the rear end face of mandrel 5 stage casing axle and the front surface of disk 3 are fitted.
First nylon bush 6 is cylinders, its external cylindrical surface is Step Shaft shape, the diameter on the leading portion face of cylinder is less than the diameter on the back segment face of cylinder, the leading portion face of cylinder of the first nylon bush 6 and the second internal diameter D2 matched in clearance of the turbine disk 11, the diameter on the first nylon bush 6 back segment face of cylinder is less than the 3rd internal diameter D3 of the turbine disk 11, the leading portion axle that first nylon bush 6 is enclosed within mandrel 5 keeps matched in clearance, and the diameter on the first nylon bush 6 back segment face of cylinder equals the diameter of mandrel 5 stage casing axle.
Second nylon bush 7 is cylinders, and it is enclosed within the outside of the first nylon bush 6 back segment face of cylinder and mandrel 5 stage casing axle and keeps matched in clearance, the external cylindrical surface of the second nylon bush 7 and the first internal diameter D1 matched in clearance of the turbine disk 11.
Using method of the present invention is:
First support 1 is fixed on workbench, then unclamps locking nut 10, reel cage 2 is adjusted to suitable angle, tighten locking nut 10, reel cage 2 is locked.First nylon bush 6 is installed on mandrel 5, the second nylon bush 7 is enclosed within a nylon bush 6.Then loaded by the turbine disk 11, use the external cylindrical surface of the second nylon bush 7 and the first internal diameter D1 matched in clearance of the turbine disk 11, the front port of rear end face 11a and nylon rotating disk 4 is fitted.The operation that nylon rotating disk 4 carries out the deburring of turbine disk front end can be rotated by hand.
After the burr having removed turbine disk front end, take off the turbine disk 11 and the second nylon bush 7.The turbine disk 11 is turned direction to load, by the external diameter on the first nylon bush 6 leading portion face of cylinder and the 3rd internal diameter D2 matched in clearance of the turbine disk 11, the front port of front end face 11b and nylon rotating disk 4 is fitted.The operation that nylon rotating disk 4 carries out the deburring of turbine disk rear end can be rotated by hand.
One embodiment of the present of invention, prove through test, and when deburring, completely avoid turbine disk damage and ensure that effect of deburring, significantly reduce labour intensity, operating efficiency improves more than 20 times than manual operations.
Claims (1)
1. the magic chuck for turbine disk deburring, it is characterized in that, it is made up of support (1), reel cage (2), disk (3), nylon rotating disk (4), mandrel (5), the first nylon bush (6), the second nylon bush (7), screw thread bearing pin (8), locking pin (9) and locking nut (10), support (1) is welded to form by left riser (1a), right riser (1b) and base plate (1c), the lower end of the left riser (1a) that structure is identical and right riser (1b) and the upper surface of base plate (1c) are welded as entirety, left riser (1a) is parallel with the plate face of right riser (1b), respectively there is an axis hole (1d) in the plate face of left riser (1a) and right riser (1b), and two axis hole (1d) is coaxial and axis keeps level, the main body (2a) of reel cage (2) is a cuboid, a lug with bolt through-hole (2c) (2b) is respectively had at the left and right directions of main body (2a) front end, the blind hole (2d) that one vertical with front end face is had at the center of the front end face of main body (2a), main body (2a) has the main body axis hole (2e) on surface, a through left and right, the axis of main body axis hole (2e) and the axis vertical take-off of blind hole (2d), the rear end face of main body (2a) has a through locking pin-and-hole (2f) orthogonal with main body axis hole (2e), the aperture of main body axis hole (2e) is equal with the aperture of support (1) left riser (1a) and right riser (1b) upper shaft hole (1d), main body (2a) is positioned between support (1) left riser (1a) and right riser (1b), left surface and the left riser (1a) of main body (2a) are fitted, right surface and the right riser (1b) of main body (2a) are fitted, main body axis hole (2e) is coaxial with the axis hole (1d) on left riser (1a) and right riser (1b), screw thread bearing pin (8) is the screwed circular shaft in one end, screw thread bearing pin (8) is positioned at main body axis hole (2e) and the axis hole (1d) on left riser (1a) and right riser (1b), axis hole (1d) interference fit on the right-hand member of screw thread bearing pin (8) and right riser (1b), screw thread bearing pin (8) and main body axis hole (2e) matched in clearance, the thread segment of screw thread bearing pin (8) left end stretches out left from the axis hole (1d) of left riser (1a) and screws with locking nut (10), there is threaded shaft locking hole, with locking pin-and-hole (2f) main body (2a) in corresponding position upper at screw thread bearing pin (8), and locking pin (9) is positioned at the threaded shaft locking hole of locking pin-and-hole (2f) and screw thread bearing pin (8) and keeps interference fit, disk (3) is a plectane with disc centre hole, the front surface of disk (3) has a round boss, the periphery of disk (3) is made to form a step positioning spigot, disk (3) there is quantity identical with the quantity of the bolt through-hole (2c) on lug (2b) and the screwed hole that position is corresponding, by bolt, disk (3) is fixed on reel cage (2), nylon rotating disk (4) is that a front opening, rear end are with the cylinder of centre bore, the step positioning spigot that the centre bore of nylon rotating disk (4) rear end is enclosed within disk (3) keeps matched in clearance, the external diameter of nylon rotating disk (4) is identical with the external diameter of the turbine disk (11), and the internal diameter of nylon rotating disk (4) left end is greater than the external diameter of the turbine disk (11) balance wheel rim (11c), mandrel (5) is three sections of Step Shafts, the external diameter of its leading portion axle is minimum, the external diameter of stage casing axle is maximum but axial length is minimum, keep matched in clearance in the disc centre hole that right section of axle of mandrel (5) inserts disk (3), the rear end face of mandrel (5) stage casing axle and the front surface of disk (3) are fitted, first nylon bush (6) is a cylinder, its external cylindrical surface is Step Shaft shape, the diameter on the leading portion face of cylinder is less than the diameter on the back segment face of cylinder, the leading portion face of cylinder of the first nylon bush (6) and the second internal diameter D2 matched in clearance of the turbine disk (11), the diameter on the first nylon bush (6) the back segment face of cylinder is less than the 3rd internal diameter D3 of the turbine disk (11), the leading portion axle that first nylon bush (6) is enclosed within mandrel (5) keeps matched in clearance, the diameter on the first nylon bush (6) the back segment face of cylinder equals the diameter of mandrel (5) stage casing axle, second nylon bush (7) is a cylinder, it is enclosed within the outside of the first nylon bush (6) the back segment face of cylinder and mandrel (5) stage casing axle and keeps matched in clearance, the external cylindrical surface of the second nylon bush (7) and the first internal diameter D1 matched in clearance of the turbine disk (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574221.5A CN103586750B (en) | 2013-11-15 | 2013-11-15 | A kind of magic chuck for turbine disk deburring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574221.5A CN103586750B (en) | 2013-11-15 | 2013-11-15 | A kind of magic chuck for turbine disk deburring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103586750A CN103586750A (en) | 2014-02-19 |
| CN103586750B true CN103586750B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310574221.5A Active CN103586750B (en) | 2013-11-15 | 2013-11-15 | A kind of magic chuck for turbine disk deburring |
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| CN (1) | CN103586750B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105415132A (en) * | 2015-12-27 | 2016-03-23 | 天津派迪科技有限公司 | Deburring structure for metal product orifices |
| CN106141915B (en) * | 2016-08-26 | 2019-05-14 | 浙江台玖精密机械有限公司 | Deburring anti-damage tooling and its application method |
| CN110695607B (en) * | 2019-10-22 | 2020-04-21 | 浙江上风高科专风实业有限公司 | Automatic slag removing device for centrifugal fan impeller |
| CN116442050B (en) * | 2023-06-16 | 2023-08-11 | 山东一立动力科技股份有限公司 | Burr removing and trimming device for turbine disc finishing of turbojet engine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202219428U (en) * | 2011-10-12 | 2012-05-16 | 无锡明珠增压器制造有限公司 | Turbine head deburring machine |
| US9381615B2 (en) * | 2012-05-03 | 2016-07-05 | Pratt & Whitney Canada Corp. | Method of machining surfaces of rotor disc and grinding machine therefor |
| CN102975094A (en) * | 2012-11-18 | 2013-03-20 | 无锡明珠增压器制造有限公司 | Improved turbine head deburring machine |
| CN202894921U (en) * | 2012-11-20 | 2013-04-24 | 无锡明珠增压器制造有限公司 | Turbine head deburring device |
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- 2013-11-15 CN CN201310574221.5A patent/CN103586750B/en active Active
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| CN103586750A (en) | 2014-02-19 |
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Address after: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee after: AECC AVIATION POWER CO,LTD. Address before: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee before: AVIC AVIATION ENGINE Corp.,PLC Address after: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee after: AVIC AVIATION ENGINE Corp.,PLC Address before: Fengcheng Weiyang District ten road 710021 Shaanxi city of Xi'an Province Patentee before: XI'AN AVIATION POWER Co.,Ltd. |
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