CN105538096B - Blade tenon clamp - Google Patents
Blade tenon clamp Download PDFInfo
- Publication number
- CN105538096B CN105538096B CN201510915448.0A CN201510915448A CN105538096B CN 105538096 B CN105538096 B CN 105538096B CN 201510915448 A CN201510915448 A CN 201510915448A CN 105538096 B CN105538096 B CN 105538096B
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- China
- Prior art keywords
- positioning
- blade
- bottom plate
- mounting surface
- tenon
- 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.)
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Classifications
-
- 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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/14—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding turbine blades, propeller blades or the like
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The invention discloses a kind of blade tenon clamps, bottom plate including playing support positioning action, the upper surface of bottom plate is as the mounting surface for installing blade to be processed, casting is used for the square box of auxiliary positioning at the leaf basin and blade back of blade to be processed, the mounting surface of bottom plate is horizontally tilted angle faces, setting is used for the positioning mechanism of clamping position square box on mounting surface, is additionally provided at the tenon for coolant liquid to be guided to the blade to be processed to positioning the drainage mechanism for reducing grinding heat on bottom plate.By the way that the mounting surface of bottom plate is designed as horizontally tilted angle faces, the convenient tenon symmetrical centre for adjusting blade in process, help to improve the service life of forming grinding wheel, and by the way that drainage mechanism is arranged on bottom plate, reduce grinding heat, the requirement for not only meeting quick positioning and clamping meets dimensional tolerance and geometric tolerance after blade tenon is ground and reaches technical requirements, and improves the reliability of process and the service life of grinding forming grinding wheel.
Description
Technical field
The present invention relates to blade of aviation engine manufacture fields, particularly, are related to a kind of blade tenon clamp.
Background technique
Existing blade of aviation engine manufacture field, needs to be ground blade tenon part, reaches dimensional tolerance and morpheme
Tolerance technique requirement.
Previous fixture, the positioning and clamping in face are all made of plane, circular hole, external cylindrical surface, taper hole and general clamping device and come
It realizes.If desired positioning and clamping two or more blades simultaneously on same grinder fixture, then lead to positioning and clamping knot
Structure is more, and manufacturing cycle is long and difficulty of processing is big, complicated integral structure, and outer dimension is big.Meanwhile when producing product,
Cumbersome, the leading time is long, and positioning operation is inconvenient.Therefore need to design a kind of dedicated blade tenon clamp, with
Overcome the above problem.
Summary of the invention
The present invention provides a kind of blade tenon clamps, to solve existing blade tenon grinding and clamping positioning operation
Technical problem cumbersome and that positioning is inconvenient caused by structure is complicated and the process-cycle is long.
The technical solution adopted by the present invention is as follows：
A kind of blade tenon clamp, the bottom plate including playing support positioning action, the upper surface of bottom plate as installation to
The mounting surface of blade is processed, casting is used for the square box of auxiliary positioning, the installation of bottom plate at the leaf basin and blade back of blade to be processed
Face is horizontally tilted angle faces, and setting is used for the positioning mechanism of clamping position square box on mounting surface, is additionally provided with use on bottom plate
The drainage mechanism of grinding heat is reduced at the tenon that coolant liquid is guided to the blade to be processed to positioning.
Further, positioning mechanism includes：
Locating piece is connected to mounting surface, the lower surface for positioning support square box；
Locating part is set on the bottom plate, for positioning the side wall of square box；
Briquetting is set on the bottom plate, for compressing the upper surface of square box.
Further, locating part includes the first positioning seat being fixedly arranged on bottom plate, the second positioning seat, the first positioning seat and
Two positioning seat intervals are oppositely arranged,
Region of the locating piece between the first positioning seat and the second positioning seat, the upper end of the first positioning seat are equipped with rotation and connect
The other end of the pressing plate being connected on the first positioning seat, pressing plate is connect through locking member with the upper end of the second positioning seat；
The regulating mechanism that briquetting is adjusted its vertical height is connected on pressing plate.
Further, regulating mechanism is to adjust screw, and the location hole with adjusting screw fit is opened up on pressing plate.
Further, locating part further includes the rear limit that located pin connection positions the rear end face of square box in bottom plate
The side limited block of block, side wall surface.
Further, the end outer circle of positioning pin is the positioning bulb of knurling structure, is equipped in positioning pin for making to position
Bulb has the spring of adaptive adjustment capability, and limited block is equipped with the mounting hole with positioning bulb cooperation.
Further, mounting surface is equipped with the flat key for auxiliary positioning, and locating piece makes the baseplane of locating piece through flat key
Cooperate with mounting surface.
Further, drainage mechanism is the drainage block being fixedly arranged on bottom plate, drains and opens up on block for guiding coolant liquid extremely
Drainage channel at the tenon of blade to be processed.
Further, the positioning mechanism and drainage mechanism being arranged on bottom plate are multiple groups, multiple to be added with positioning clamping simultaneously
Work blade.
The invention has the advantages that：
The present invention first casting at blade and blade basin to be processed and blade back is used for the square box of auxiliary positioning, simplifies fixture
Structural Design Requirement, and by the way that the mounting surface of bottom plate is designed as horizontally tilted angle faces, it is convenient to adjust in process
The tenon symmetrical centre of blade helps to improve the service life of forming grinding wheel, and by the way that drainage mechanism is arranged on bottom plate, draws
Coolant liquid is led to blade tenon, grinding heat is reduced, not only meets the requirement of quick positioning and clamping, after meeting blade tenon grinding
Dimensional tolerance and geometric tolerance reach technical requirements, and improve the reliability of process and the use of grinding forming grinding wheel
Service life.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to figure, the present invention is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram after preferred embodiment of the present invention blade casting square box to be processed；
Fig. 2 is the schematic diagram of the section structure of preferred embodiment of the present invention blade tenon clamp；
Fig. 3 is the schematic side view of preferred embodiment of the present invention blade tenon clamp；
Fig. 4 is the schematic top plan view of preferred embodiment of the present invention blade tenon clamp；
Fig. 5 is the structural schematic diagram of preferred embodiment of the present invention positioning pin.
Description of symbols：
10, bottom plate；11, flat key；
20, square box；
30, locating piece；
41, the first positioning seat；42, the second positioning seat；43, pressing plate；44, briquetting；
45, straight pin；46, screw is adjusted；47, bolt；48, nut；
50, rear limited block；
60, positioning pin；61, bulb is positioned；62, spring；
70, drainage mechanism；80, side limited block.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
The preferred embodiment of the present invention provides a kind of blade tenon clamp, is used for quick positioning and clamping leaf to be processed
Piece achievees the purpose that technical requirements to meet dimensional tolerance and geometric tolerance after blade tenon is ground.Referring to Fig.1, the present embodiment
Blade to be processed is cast square box 20 at its leaf basin and blade back, auxiliary positioning when for clamping.Referring to Figure 2 to Figure 4, this reality
Applying a blade tenon clamp has included the bottom plate 10 for supporting positioning action, and the upper surface of bottom plate 10 is as installation leaf to be processed
The mounting surface of piece, casting is used for the square box 20 of auxiliary positioning, bottom plate 10 at the leaf basin and blade back of the present embodiment blade to be processed
Mounting surface be horizontally tilted angle faces, setting is used for the positioning mechanism of clamping position square box 20, bottom plate 10 on mounting surface
On be additionally provided at the tenon for coolant liquid to be guided to the blade to be processed to positioning the drainage mechanism 70 for reducing grinding heat.
The present embodiment first casting at blade and blade basin to be processed and blade back is used for the square box 20 of auxiliary positioning, simplifies folder
The Structural Design Requirement of tool, and by the way that the mounting surface of bottom plate 10 is designed as horizontally tilted angle faces, it is convenient in process
The middle tenon symmetrical centre for adjusting blade helps to improve the service life of forming grinding wheel, and is drained by being arranged on bottom plate
Mechanism, guidance coolant liquid to blade tenon reduce grinding heat, not only meet the requirement of quick positioning and clamping, meet blade tenon
Dimensional tolerance and geometric tolerance reach technical requirements after head grinding, and the reliability for improving process and grinding are at molding sand
The service life of wheel.
The present embodiment positioning mechanism is positioned using many places facet, and briquetting compresses the quick positioning realized to blade to be processed
Clamping.Referring to Fig. 2, the present embodiment positioning mechanism includes：Locating piece 30, is connected to mounting surface, is used for positioning support square box 20
Lower surface；Locating part is set on bottom plate 10, for positioning the side wall of square box 20；Briquetting 44 is set on bottom plate 10, is used for
Compress the upper surface of square box 20.
Preferably, the present embodiment locating part includes the first positioning seat 41 being fixedly arranged on bottom plate 10, the second positioning seat 42, and
One positioning seat 41 and the second positioning seat 42 interval are oppositely arranged, locating piece 30 be located at the first positioning seat 41 and the second positioning seat 42 it
Between region, the upper end of the first positioning seat 41 is equipped with the pressing plate 43 being rotationally connected on the first positioning seat 41, pressing plate 43 it is another
End is connect through locking member with the upper end of the second positioning seat 42；The regulating mechanism that briquetting 44 is adjusted its vertical height is connected to pressing plate
On 43.Referring to Fig. 2, in the present embodiment, pressing plate 43 through straight pin 45 and the rotation connection of the first positioning seat 41, the first positioning seat 41,
Second positioning seat 42 is fixed on bottom plate 10 through screw, and pressing plate 43 is locked through bolt 47, nut 48 to the second positioning seat
On 42.Preferably, bolt 47 is through in bolt cooperation rotation connection to the second positioning seat 42.Location hole, briquetting are opened up on pressing plate 43
44 are fixed on pressing plate 43 after adjusting screw 46 and penetrating through the location hole.Preferably, adjusting screw 46 is interior hexagonal cylindrical head spiral shell
Nail facilitates the height that briquetting 44 is adjusted through it, with the firm upper surface for compressing square box 20.
Preferably, in order to carry out firm clamping to blade to be processed, guarantee the required precision of grinding, referring to Fig. 4, originally
The locating part of embodiment fixture further includes that located pin 60 is connected to bottom plate 10 to position the rear limit of the rear end face of square box 20
The side limited block 80 of block 50, side wall surface.
Preferably, for the ease of installing and dismantling each limited block, the present embodiment positioning pin 60 is as shown in figure 5, outside its end
Circle is the positioning bulb 61 of knurling structure, and the bullet for making positioning bulb 61 have adaptive adjustment capability is equipped in positioning pin 60
Spring 62, limited block are equipped with the mounting hole cooperated with positioning bulb 61.The outer circle for being dimensioned slightly smaller than positioning bulb 61 of the mounting hole
Positioning pin 60, only need to be pressed into corresponding mounting hole by size, therefore when installing, indentation rear positioning pin 60 be not in loosen or
Person's obscission.And spring 62 is designed in positioning pin 60, positioning bulb 61 can be made movable in a certain range, therefore position bulb 61
Compressing component can be automatically adjusted, other any operations is not necessarily to, simplifies positioning operation process.
In the present embodiment, referring to Fig. 3, mounting surface is equipped with the flat key 11 for auxiliary positioning, and locating piece 30 makes through flat key 11
The baseplane and mounting surface for obtaining locating piece 30 cooperate.Preferably, the present embodiment mounting surface is designed as the angle that tilt angle a is 10 °
Degree face greatly improves the service life of forming grinding wheel to adjust blade tenon symmetrical centre face as 10 °.The present embodiment drains machine
Structure 70 is the drainage block being fixedly arranged on bottom plate 10, drains and opens up on block for guiding at coolant liquid to the tenon of blade to be processed
Drainage channel.
Preferably, the positioning mechanism and drainage mechanism 70 being arranged on the present embodiment bottom plate 10 are multiple groups, with locating clip simultaneously
Multiple blades to be processed are held, grinding efficiency is improved.
Using the present embodiment blade tenon clamp, greatly simplifies and quick despatch operation is carried out to blade to be processed
Operation.Detailed process is as follows：
1, unscrew nut 48, adjust bolt 47 and be at horizontality；
2, around 45 rotary pressure plate 43 of straight pin, briquetting 44 to vertical state；
3, for the blade after squeezing casting square box 20 to the correct position of fixture, the located automatic positioning of pin 60 compresses square chest
The front and back and left and right face of body；
4, step 2, step 1 contrary operation are successively pressed, the positioning compression of 20 top and bottom of square box is finally completed.
Preferably, after blade tenon one end has been ground, lower square box and its blade is unloaded and rotates 180 °, with same
Mode be installed on grinding tool again, tenon other end can be ground.
Compared to previous fixture, the present embodiment fixture realizes the accurate and quick positioning of product parts, easy to operate, full
The precision of product after foot processing, manufacture fixture is simple, and the period is short.It is convenient and reliable using fixture, the Operational preparation time is reduced, drop
Low labor intensity, is processed for postorder and test provides reliable guarantee.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of blade tenon clamp, the bottom plate (10) including playing support positioning action, the upper surface of the bottom plate (10)
As the mounting surface for installing blade to be processed, casting is used for the square chest of auxiliary positioning at the leaf basin and blade back of the blade to be processed
Body (20), which is characterized in that
The mounting surface of the bottom plate (10) is horizontally tilted angle faces, and setting is for side described in clamping position on the mounting surface
The positioning mechanism of cabinet (20) is additionally provided with for coolant liquid to be guided to the leaf to be processed to positioning on the bottom plate (10)
The drainage mechanism (70) of grinding heat is reduced at the tenon of piece；
The positioning mechanism includes：Locating piece (30), is connected to the mounting surface, for square box (20) described in positioning support
Lower surface；
Locating part is set on the bottom plate (10), for positioning the side wall of the square box (20)；
Briquetting (44) is set on the bottom plate (10), for compressing the upper surface of the square box (20)；
The locating part includes that located pin (60) is connected to the bottom plate (10) to position the rear end face of the square box (20)
Rear limited block (50), side wall surface side limited block (80)；The end outer circle of the positioning pin (60) is the positioning of knurling structure
Bulb (61), the interior spring being equipped with for making positioning bulb (61) that there is adaptive adjustment capability of the positioning pin (60)
(62), the mounting hole that the rear limited block (50) is equipped with and positioning bulb (61) cooperates.
2. blade tenon clamp according to claim 1, which is characterized in that
The locating part includes the first positioning seat (41), the second positioning seat (42) being fixedly arranged on bottom plate (10), and described first is fixed
Position seat (41) is oppositely arranged with second positioning seat (42) interval,
Region of the locating piece (30) between first positioning seat (41) and second positioning seat (42), described
The upper end of one positioning seat (41) is equipped with the pressing plate (43) being rotationally connected on first positioning seat (41), the pressing plate (43)
The other end is connect through locking member with the upper end of second positioning seat (42)；
The regulating mechanism that the briquetting (44) is adjusted its vertical height is connected on the pressing plate (43).
3. blade tenon clamp according to claim 2, which is characterized in that
The regulating mechanism is to adjust screw, is opened up on the pressing plate (43) and the location hole for adjusting screw fit.
4. blade tenon clamp according to claim 1, which is characterized in that
The mounting surface is equipped with the flat key (11) for auxiliary positioning, and the locating piece (30) makes described through the flat key (11)
The baseplane of locating piece (30) and the mounting surface cooperate.
5. blade tenon clamp according to claim 1, which is characterized in that
The drainage mechanism (70) is the drainage block being fixedly arranged on the bottom plate (10), is opened up on the drainage block cold for guiding
But the drainage channel at liquid to the tenon of the blade to be processed.
6. blade tenon clamp according to any one of claims 1 to 5, which is characterized in that
The positioning mechanism and the drainage mechanism (70) being arranged on the bottom plate (10) are multiple groups, more with positioning clamping simultaneously
A blade to be processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915448.0A CN105538096B (en) | 2015-12-10 | 2015-12-10 | Blade tenon clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915448.0A CN105538096B (en) | 2015-12-10 | 2015-12-10 | Blade tenon clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105538096A CN105538096A (en) | 2016-05-04 |
| CN105538096B true CN105538096B (en) | 2018-11-27 |
Family
ID=55817892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915448.0A Active CN105538096B (en) | 2015-12-10 | 2015-12-10 | Blade tenon clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105538096B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002619B (en) * | 2016-06-23 | 2018-09-28 | 重庆江增船舶重工有限公司 | Turbo blade tenon tooth processes blade locking device |
| CN106737011B (en) * | 2016-11-25 | 2018-07-13 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of the crown processing unit (plant) and method of low-pressure turbine blade |
| CN107639544B (en) * | 2017-10-12 | 2023-05-23 | 无锡透平叶片有限公司 | Cooling structure device for grinding straight surface of blade root intermediate body of tenon tooth blade |
| CN111702536B (en) * | 2020-06-30 | 2022-02-11 | 中国航发动力股份有限公司 | Positioning device |
| CN112045533B (en) * | 2020-09-21 | 2021-11-05 | 中国航发沈阳黎明航空发动机有限责任公司 | Clamping mechanism for grinding bottom of rotor blade tenon |
| CN112296814A (en) * | 2020-10-10 | 2021-02-02 | 南京航空航天大学 | Clamping platform for forming and grinding machining of mortise of integral turbine disc and operation process of clamping platform |
| CN113021186B (en) * | 2021-02-23 | 2022-12-13 | 贵阳航发精密铸造有限公司 | Grinding fixture for tenon of aviation turbine blade |
| CN113894658A (en) * | 2021-10-19 | 2022-01-07 | 中国航发沈阳黎明航空发动机有限责任公司 | Strong grinding tool for tenon teeth of rotor blade of circular-arc-tooth-type gas compressor |
| CN117161840A (en) * | 2023-11-03 | 2023-12-05 | 中国航发沈阳黎明航空发动机有限责任公司 | Rolling polishing and finishing process method for turbine blade with coating and air film holes |
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| JP2015205351A (en) * | 2014-04-17 | 2015-11-19 | 株式会社ディスコ | Grinding device |
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| CN102773716A (en) * | 2012-07-23 | 2012-11-14 | 太仓市旭达机械设备有限公司 | Worktable for processing cylinders |
| CN103878608B (en) * | 2014-01-30 | 2017-02-15 | 无锡透平叶片有限公司 | Clamp used for processing aviation thin-wall blade pitch |
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| CN2506390Y (en) * | 2001-10-16 | 2002-08-21 | 朱淮宝 | Plate material drill clamp |
| CN201109035Y (en) * | 2007-09-24 | 2008-09-03 | 沈阳黎明航空发动机(集团)有限责任公司 | Special-purpose fixture |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105538096A (en) | 2016-05-04 |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |