CN105057992B - A kind of Low rigidity turbine blade milling fixture and its application method - Google Patents
A kind of Low rigidity turbine blade milling fixture and its application method Download PDFInfo
- Publication number
- CN105057992B CN105057992B CN201510516717.6A CN201510516717A CN105057992B CN 105057992 B CN105057992 B CN 105057992B CN 201510516717 A CN201510516717 A CN 201510516717A CN 105057992 B CN105057992 B CN 105057992B
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- Prior art keywords
- phase
- change material
- cover plate
- headstock
- tailstock
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003801 milling Methods 0.000 title claims abstract description 18
- 239000012782 phase change material Substances 0.000 claims abstract description 43
- 238000012545 processing Methods 0.000 claims abstract description 20
- 238000005266 casting Methods 0.000 claims abstract description 7
- 238000010079 rubber tapping Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/02—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from one piece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
- Milling Processes (AREA)
Abstract
The present invention relates to a kind of Low rigidity turbine blade milling fixture and its application method, including upper box, lower box, headstock body, tailstock body, left side cover plate, right side cover plate, phase-change material etc., blank is by the keeper coarse positioning on fixture, it is secured together with fixture, plus casting phase-change material, part blank and clamp body is rigidly fixed together.Lay down left and right side cover plate and upper box, processing and milling die joint top half, blank allowance and phase-change material are together removed.Complete after top half processing, joint sealing is cast phase-change material again, lay down left and right side cover plate and lower box, processing and milling die joint the latter half, and then complete the processing of whole part.Because part bottom surface is supported by phase-change material completely, it is ensured that the processing rigidity of part.The machining accuracy and machining efficiency of part can be effectively improved.And the solubilized utilization and recycle of phase-change material, because its fusing point is low, do not interfere with processing part performance.
Description
Technical field
The present invention relates to machining technology field, especially a kind of phase-change material support fixture, it is possible to achieve small rigidity
The rigidity reinforcing of complex parts is clamped, and realizes its high-accuracy processing.
Background technology
With advances in technology, aircraft, the structure of the turbine blade of steam turbine become increasingly complex, and blade type face is space pendulum
The curved surface of torsion, intermediate type of attachment is also varied, can not be processed using the technique of shaping forging.Using multi-shaft interlocked
Digit Control Machine Tool has directly just been manufactured by side, has become unique selection.But some blades be so small to have only it is 40 millimeters long, 10 millimeters
Wide, thickness only has 0.5 millimeter, and rigidity is very low.Small rigidity blade clamping rigidity how is improved, cutting deformation is reduced, improves and adds
The problem of work precision is one extremely important.
In the prior art, pressed from both sides using the upright and outspoken tipping in two ends biting connecions side, this mode clamping good rigidity in initial blank,
But during finishing, because part is thin and grows, it is difficult to avoid machining deformation.
The content of the invention
The applicant be directed to shortcoming in above-mentioned existing production technology there is provided a kind of Low rigidity turbine blade milling fixture and
Its application method, so as to solve the effective scheme of small rigidity complex parts clamping, enhances clamping rigidity, improves cutting effect
Rate, it is ensured that machining accuracy.
The technical solution adopted in the present invention is as follows：
A kind of Low rigidity turbine blade milling fixture, including lower box, the head of the lower box is by positioning pin connection
Have a headstock body, the afterbody of the lower box has a tailstock body by alignment pin and mode connects for screw, workpiece blank be installed on headstock body, under
In the recessed storehouse that casing and tailstock body are surrounded, and locked by trip bolt, locating piece and top lock-screw, while workpiece blank
It is fixed on by multiple trip bolts on headstock body and tailstock body；Also include and the symmetrically arranged upper box of lower box, the top box
The two ends of body are fixed on headstock body and tailstock body by circular cone alignment pin and casing mounting screw respectively, the headstock body and tail
The both sides of pedestal are fixed with left side cover plate and right side cover plate, in addition to phase-change material by side cover plate mounting screw respectively, described
Tapping hole of the phase-change material through casing is poured into casing.
Its further technical scheme is：
The phase-change material is low melting point tin cerrobase alloy, and fusing point is in 80-90 degree, and its expansion rate is 0.01%；
The structure of the headstock body is：Described headstock body one end is that lathe is equipped with fixture interface shape, and is opened in its end
There is centre bore, the other end is headstock body cylindrical type cavity, and processes trapezoidal thread in the inwall of headstock body cylindrical type cavity, is located at
It is provided with headstock body cylindrical type cavity on headstock body screw hole, the headstock body and is machined with headstock to knife plane；
The structure of the tailstock body is：Described tailstock body one end is that lathe is equipped with fixture interface shape, and is provided with top
Lock-screw, the other end is tailstock body cylindrical type cavity, and processes trapezoidal thread in the inwall of tailstock body cylindrical type cavity, is located at
It is provided with tailstock body cylindrical type cavity on tailstock body screw hole, the tailstock body and is machined with tailstock to knife plane；
The upper box and lower box are adopted as symmetrical structure, and the inner surface of upper box and lower box is machined with interval row
The cylinder pit of row；
The head of the trip bolt is milled with groove.
A kind of application method of Low rigidity turbine blade milling fixture, including following operating procedure：
The first step：One sleeve clamp is selected according to work pieces process requirement；
Second step：The position of headstock body and tailstock body is installed and adjusted on assembling jig；
3rd step：Upper box and lower box are installed, with eight circular cone alignment pins are made, headstock body, tailstock body and up and down is realized
The accurate connection of casing；
4th step：Workpiece blank is installed, trip bolt is adjusted, workpiece blank is gone to predeterminated position, top locking is tightened
Screw and trip bolt；
5th step：Left side cover plate and right side cover plate are installed；
6th step：The tapping hole of lower box is blocked, the phase-change material dissolved by the tapping hole casting of upper box, phase-change material
Cooling and solidifying, is formed simultaneously with milling die joint；
7th step：The positioning datum processed on marking press, impression and drill centers on fixture；
8th step：Lay down left side cover plate, right side cover plate and upper box；
9th step：It is installed on lathe and is processed, the processing of part top half is completed by roughing, finishing；
Tenth step, unloads lower clamp, installs upper box and left and right sides cover plate；
11st step, the phase-change material dissolved of being cast again by upper box tapping hole；
After 12nd step, phase-change material cooling and solidifying, left and right sides cover plate and lower box are laid down；
13rd step, is again mounted on lathe and processes, and adding for part the latter half is completed by roughing, finishing
Work；
14th step, removes fixture, dissolves phase-change material, and loose trip bolt takes out workpiece, completes the clamping of a part
And processing.
Beneficial effects of the present invention are as follows：
Compact conformation of the present invention, rationally, it is easy to operate.The small rigidity of various structures size can be covered by Seriation Design
The clamping of part milling.Compared to the clamping of existing two ends, clamping rigidity of the invention is high, almost completely part can be overcome to process
Deformation, the machining accuracy and efficiency of part all improve a lot.The present invention uses phase-change material, and phase-change material is solubilized
Utilization and recycle, because its fusing point is low, does not interfere with processing part performance.
Application method of the present invention is simple to operate, and the small efficient processing of rigidity complex parts can be achieved.
Brief description of the drawings
Fig. 1 is front view of the invention（Full sectional view）.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the structural representation of headstock body of the present invention.
Fig. 4 is the structural representation of tailstock body of the present invention.
Fig. 5 is implementation process fixture of the present invention casting phase-change material schematic cross-section for the first time.
Fig. 6 is that implementation process fixture of the present invention completes schematic cross-section after top half processing.
Fig. 7 is second of phase-change material schematic cross-section of casting of implementation process fixture of the present invention.
Fig. 8 is that implementation process fixture of the present invention completes schematic cross-section after the processing of the latter half.
Wherein：1st, headstock body；2nd, trip bolt；3rd, upper box；4th, workpiece blank；5th, phase-change material；6th, tailstock body；7th, push up
Hold lock-screw；8th, lower box；9th, left side cover plate；10th, circular cone alignment pin；11st, casing mounting screw；12nd, tailstock is to knife plane；
13rd, right side cover plate；14th, headstock is to knife plane；15th, side cover plate mounting screw；16th, centre bore；17th, locating piece；18th, headstock body spiral shell
Nail；19th, headstock body cylindrical type cavity；20th, tailstock body screw hole；21st, tailstock body cylindrical type cavity；22nd, milling die joint；
23rd, part.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is illustrated.
As depicted in figs. 1 and 2, the Low rigidity turbine blade milling fixture of the present embodiment, including lower box 8, lower box 8
Head is connected with headstock body 1 by alignment pin, and the afterbody of lower box 8 has tailstock body 6, workpiece hair by alignment pin and mode connects for screw
Base 4 is installed in the recessed storehouse that headstock body 1, lower box 8 and tailstock body 6 are surrounded, and passes through trip bolt 2, locating piece 17 and top
Lock-screw 7 is locked, while workpiece blank 4 is fixed on headstock body 1 and tailstock body 6 by multiple trip bolts 2；Also include with
The symmetrically arranged upper box 3 of casing 8, the two ends of upper box 3 are fixed by circular cone alignment pin 10 and casing mounting screw 11 respectively
On headstock body 1 and tailstock body 6, the both sides of headstock body 1 and tailstock body 6 are fixed with left side by side cover plate mounting screw 15 respectively
Cover plate 9 and right side cover plate 13, in addition to phase-change material 5, tapping hole of the phase-change material 5 through casing are poured into casing.
Phase-change material 5 is low melting point tin cerrobase alloy, and fusing point is in 80-90 degree, and expansion rate is 0.01%.
As shown in figure 3, the structure of headstock body 1 is：The one end of headstock body 1 is that lathe is equipped with fixture interface shape, and at its end
Portion is provided with centre bore 16, and the other end is provided with headstock body cylindrical type cavity 19, is easy to blank rotational positioning at an arbitrary position, and in head
The inwall processing trapezoidal thread of pedestal cylindrical type cavity 19, improves the bonding strength of phase-change material 5 and headstock body 1.Positioned at headstock
It is provided with body cylindrical type cavity 19 on headstock body screw hole 18, headstock body 1 and is machined with headstock to knife plane 14.
As shown in figure 4, the structure of tailstock body 6 is：The one end of tailstock body 6 is that lathe is equipped with fixture interface shape（Such as cylinder circle
Cone or impression formula）, and top lock-screw 7 is installed, the other end is tailstock body cylindrical type cavity 21, is easy to blank rotational positioning
At an arbitrary position, and in the inwall of tailstock body cylindrical type cavity 21 trapezoidal thread is processed, improves phase-change material 5 and tailstock body 6
Bonding strength.It is provided with tailstock body screw hole 20, tailstock body 6 that to be machined with tailstock flat to knife at tailstock body cylindrical type cavity 21
Face 12.
Upper box 3 and lower box 8 are adopted as symmetrical structure, and the inner surface of upper box 3 and lower box 8 is machined with interval row
The cylinder pit of row.Array of sizes is designed to according to clamping parts, with the complete outfit of headstock body 1 and tailstock body 6.To ensure to repeat
Installation accuracy, upper lower box and headstock body 1 and tailstock body 6 are located by connecting by taper bolt.The design of cylinder pit, improves phase transformation
The bonding strength of material 5 and upper lower box, enhances rigidity of support.
The head of trip bolt 2 is milled with groove.Plus after casting phase-change material 5, screw is in self-locking state.
The present invention processing head pedestal 1 and tailstock body 6 on the basis of to knife face, it is ensured that two pieces benchmark is identical；In special fixture
Upper guarantee headstock body 1 and tailstock body 6 install casing 3 and lower box 8, and equipped setting circle taper pin on the premise of being co-axially mounted.
Realize and repeat installation accuracy within 0.01mm.
The application method of the Low rigidity turbine blade milling fixture of the present embodiment, including following operating procedure：
The first step：One sleeve clamp is selected according to work pieces process requirement；
Second step：The position of headstock body 1 and tailstock body 6 is installed and adjusted on assembling jig；
3rd step：Upper box 3 and lower box 8 are installed, with eight circular cone alignment pins 10 are made, headstock body 1, tailstock body 6 is realized
With the accurate connection of upper lower box；
4th step：Workpiece blank 4 is installed, trip bolt 2 is adjusted, workpiece blank 4 is gone to predeterminated position, top lock is tightened
Tight screw 7 and trip bolt 2；
5th step：Left side cover plate 9 and right side cover plate 13 are installed；
6th step：The tapping hole of lower box 8 is blocked, the phase-change material 5 dissolved by the tapping hole casting of upper box 3, phase transformation
Material 5 is cooled and solidified, and is formed simultaneously with milling die joint 22；
7th step：The positioning datum processed on marking press, impression and drill centers on fixture；
8th step：Lay down left side cover plate 9, right side cover plate 13 and upper box 3；
9th step：It is installed on lathe and is processed, adding for the top half of part 23 is completed by roughing, finishing
Work；
Tenth step, unloads lower clamp, installs upper box 3 and left and right sides cover plate；
11st step, the phase-change material 5 dissolved of being cast again by the tapping hole of upper box 3；
12nd step, after phase-change material 5 is cooled and solidified, lays down left and right sides cover plate and lower box 8；
13rd step, is again mounted on lathe and processes, and adding for the latter half of part 23 is completed by roughing, finishing
Work；
14th step, removes fixture, dissolves phase-change material 5, and loose trip bolt 2 takes out workpiece, one part 23 of completion
Clamping and processing.
Embodiment one：
In actual use, operation is completed as follows：
The first step, a set of suitable phase-change material support fixture is selected according to work pieces process part.
Second step, the position of the good headstock body 1 of mounting and adjusting and tailstock body 6 on assembling jig special, one is to ensure coaxial,
Two be to ensure that headstock is parallel to knife plane 12 with tailstock to knife plane 14.
3rd step, installs upper box 3 and lower box 8, with eight circular cone alignment pins 10 are made, realizes headstock body 1, tailstock body 6
With the accurate connection of upper lower box.
4th step, installs workpiece blank 4, adjusts trip bolt 2, workpiece blank 4 is gone to setting position, tightens top lock
Tight screw 7 and trip bolt 2.
5th step, installs left side cover plate 9 and right side cover plate 13.
6th step, blocks the tapping hole of lower box 8, cast by the tapping hole of upper box 3 phase-change material 5 dissolved, phase-change material 5
Cooling and solidifying, is formed simultaneously with milling die joint 22.
7th step, the positioning datum processed on special marking press, i.e., impression and drill centers on pallet.
8th step, lays down left side cover plate 9, right side cover plate 13 and upper box 3.
9th step, is installed on lathe and is processed, and the processing of the top half of part 23 is completed by roughing, finishing
（It is boundary with milling die joint 22）, as shown in Figure 5 and Figure 6.
Tenth step, unloads lower clamp, installs upper box 3 and left and right sides cover plate.
11st step, the phase-change material 5 dissolved of being cast again by the tapping hole of upper box 3.
12nd step, after phase-change material 5 is cooled and solidified, lays down left and right sides cover plate and lower box 8.
13rd step, is again mounted on lathe and processes, and adding for the latter half of part 23 is completed by roughing, finishing
Work, as shown in Figure 7 and Figure 8.
14th step, removes fixture, dissolves phase-change material 5, and loose trip bolt 2 takes out workpiece, one part 23 of completion
Clamping and processing.
As long as later part 23, which is processed, repeats above-mentioned 4th to the 14th step, the 7th step is removed（7th step is only in new fixture
Using be manufacture benchmark use）
Above description is explanation of the invention, is not the restriction to invention, limited range of the present invention is referring to right
It is required that, within protection scope of the present invention, any type of modification can be made.
Claims (1)
1. a kind of application method of Low rigidity turbine blade milling fixture, it is characterised in that：The structure of fixture is：Including lower box
（8）, the lower box（8）Head headstock body is connected with by alignment pin（1）, the lower box（8）Afterbody pass through positioning
Pin and mode connects for screw have tailstock body（6）, workpiece blank（4）It is installed on headstock body（1）, lower box（8）And tailstock body（6）Surround
In recessed storehouse, and pass through trip bolt（2）, locating piece（17）With top lock-screw（7）Locking, while workpiece blank（4）By many
Individual trip bolt（2）It is fixed on headstock body（1）And tailstock body（6）On；Also include and lower box（8）Symmetrically arranged upper box
（3）, the upper box（3）Two ends pass through circular cone alignment pin respectively（10）With casing mounting screw（11）It is fixed on headstock body
（1）And tailstock body（6）On, the headstock body（1）And tailstock body（6）Both sides pass through side cover plate mounting screw respectively（15）It is fixed
There is left side cover plate（9）With right side cover plate（13）, in addition to phase-change material（5）, the phase-change material（5）Tapping hole through casing is poured
In cartonning body；The phase-change material（5）For low melting point tin cerrobase alloy, fusing point is at 80 ~ 90 degree, and its expansion rate is 0.01%；It is described
Headstock body（1）Structure be：The headstock body（1）One end is that lathe is equipped with fixture interface shape, and is provided with center in its end
Hole（16）, the other end is headstock body cylindrical type cavity（19）, and in headstock body cylindrical type cavity（19）Inwall process trapezoidal spiral shell
Line, positioned at headstock body cylindrical type cavity（19）Place is provided with headstock body screw hole（18）, the headstock body（1）On be machined with headstock pair
Knife plane（14）；The tailstock body（6）Structure be：The tailstock body（6）One end is that lathe is equipped with fixture interface shape, and is pacified
Equipped with top lock-screw（7）, the other end is tailstock body cylindrical type cavity（21）, and in tailstock body cylindrical type cavity（21）It is interior
Wall processes trapezoidal thread, positioned at tailstock body cylindrical type cavity（21）Place is provided with tailstock body screw hole（20）, the tailstock body（6）On
Tailstock is machined with to knife plane（12）；The upper box（3）And lower box（8）It is adopted as symmetrical structure, upper box（3）And nowel
Body（8）Inner surface be machined with spaced cylinder pit；The trip bolt（2）Head be milled with groove；
It is as follows using step：
The first step：One sleeve clamp is selected according to work pieces process requirement；
Second step:Installed in the first step on the fixture and adjust headstock body（1）And tailstock body（6）Position；
3rd step:Upper box is installed（3）And lower box（8）, with making eight circular cone alignment pins（10）, realize headstock body（1）, tailstock
Body（6）With the accurate connection of upper lower box；
4th step:Workpiece blank is installed（4）, adjust trip bolt（2）, make workpiece blank（4）Predeterminated position is gone to, top is tightened
Lock-screw（7）And trip bolt（2）；
5th step:Left side cover plate is installed（9）With right side cover plate（13）；
6th step:Block lower box（8）Tapping hole, by upper box（3）The phase-change material that dissolves of tapping hole casting（5）, phase
Become material（5）Cooling and solidifying, is formed simultaneously with milling die joint（22）；
7th step：The positioning datum processed on marking press, impression and drill centers on the fixture；
8th step：Lay down left side cover plate（9）, right side cover plate（13）And upper box（3）；
9th step：It is installed on lathe and is processed, part is completed by roughing, finishing（23）The processing of top half；
Tenth step, unloads lower clamp, installs upper box（3）And left and right sides cover plate；
11st step, by upper box（3）Tapping hole is cast the phase-change material dissolved again（5）；
12nd step, phase-change material（5）After cooling and solidifying, left and right sides cover plate and lower box are laid down（8）；
13rd step, is again mounted on lathe and processes, and part is completed by roughing, finishing（23）The latter half plus
Work；
14th step, removes fixture, dissolves phase-change material（5）, loose trip bolt（2）, workpiece is taken out, a part is completed（23）
Clamping and processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516717.6A CN105057992B (en) | 2015-08-21 | 2015-08-21 | A kind of Low rigidity turbine blade milling fixture and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510516717.6A CN105057992B (en) | 2015-08-21 | 2015-08-21 | A kind of Low rigidity turbine blade milling fixture and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105057992A CN105057992A (en) | 2015-11-18 |
| CN105057992B true CN105057992B (en) | 2017-09-19 |
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ID=54487617
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510516717.6A Expired - Fee Related CN105057992B (en) | 2015-08-21 | 2015-08-21 | A kind of Low rigidity turbine blade milling fixture and its application method |
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| CN (1) | CN105057992B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181468B (en) * | 2016-07-27 | 2019-01-04 | 西北工业大学 | A kind of precision forged blade tenon root and front and rear edge clamp for machining |
| CN106862959B (en) * | 2017-02-24 | 2019-05-21 | 浙江万里扬股份有限公司 | The application method of fixture, processing assembly and processing assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008051741B4 (en) * | 2008-10-15 | 2017-05-04 | Festo Ag & Co. Kg | Clamping jaw, clamping device and clamping method by phase transition of a latent heat storage material |
| CN102825484A (en) * | 2011-06-13 | 2012-12-19 | 江南大学 | Flexible clamp based on phase-change material |
| CN103100907B (en) * | 2013-01-28 | 2014-12-24 | 北京航空航天大学 | Freezing fixation flexible clamp used for numerical control cutting machining of thin-walled part |
| CN204867993U (en) * | 2015-08-21 | 2015-12-16 | 江南大学 | Low rigidity turbine blade milling fixture |
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- 2015-08-21 CN CN201510516717.6A patent/CN105057992B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN105057992A (en) | 2015-11-18 |
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