CN204997382U - Special frock of turbine blade facing (operation) - Google Patents
Special frock of turbine blade facing (operation) Download PDFInfo
- Publication number
- CN204997382U CN204997382U CN201520617253.3U CN201520617253U CN204997382U CN 204997382 U CN204997382 U CN 204997382U CN 201520617253 U CN201520617253 U CN 201520617253U CN 204997382 U CN204997382 U CN 204997382U
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- base
- angle block
- clamping device
- block gauge
- blade
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Abstract
The utility model discloses a special frock of turbine blade facing (operation), its characterized in that comprises clamping device, base and location angle piece, the cross section of base is right trapezoid, and upper portion is equipped with outstanding vertically connecting piece, is equipped with T type groove on the trapezoidal hypotenuse side of base, clamping device installs on the horizontal direction on connecting piece surface and on to the side of the trapezoidal hypotenuse of base, location angle piece is installed between base and clamping device, adopts the modularized design, quick installation with change the frock parts, reduce frock adjust the time, less because of the need to be changed probability of whole frock of parts damages, fixture locating devices, the precision is high, the blade can batch production and have higher machining precision, blade processingquality is stable, and finish is good, use different supporting angular gauge blocks, the cost is practiced thrift in quick line changing.
Description
Technical field
The utility model relates generally to plant equipment manufacturing technology field, particularly relates to a kind of turbine blade Special fixture adapted for cutting end face.
Background technology
In the industrial production, steam turbine is the rotary power machinery power conversion of steam being become mechanical power, and main prime mover being used as generating, also can the various pump of Direct driver, blower fan, compressor and propeller for vessels etc.The steam discharge of steam turbine or intermediate extraction can also be utilized to meet and to produce and heat supply needs in life.
Existing steam turbine common blade is divided into moving vane and stator blade, mainly comprises blade root, blade profile, shroud three part composition, stator blade and dividing plate with the use of, cylinder is divided into several steam chests; Moving vane is arranged on impeller of rotor or rotary drum, accepts the high velocity air of nozzle blade cascade injection, the kinetic energy of steam is converted to mechanical energy, rotor is rotated.
But in current prior art, the machining accuracy of blade is usually not high, and blade end face milling clamping process install rigidity is poor, clamping is not firm, positioning precision is low, crudy is poor and production efficiency is low, the production cycle is long.
Utility model content
For above-mentioned defect of the prior art and problem, the object of the embodiment of the present invention is to provide a kind of turbine blade Special fixture adapted for cutting end face of better reliability, solve prior art Problems existing, workpiece can be made accurately to locate according to the technical requirement of blade drawing and clamp stable, according to the manufacture process of product design regulation, thus to increase economic efficiency.
In order to solve the problems of the technologies described above, the solution that the utility model proposes is:
Turbine blade Special fixture adapted for cutting end face, is characterized in that, is made up of clamping device, base and orientation angle block; The cross section of base is right-angled trapezium, and top is provided with outstanding vertical connector, and the trapezoidal hypotenuse side of base is provided with T-slot; In the horizontal direction that clamping device is arranged on connector surface and on the trapezoidal hypotenuse side of base; Orientation angle block is arranged between base and clamping device, wherein:
Clamping device is formed by clamping head and pinching beams, and clamping head end face arranges copper sheet, is arranged in the horizontal direction on connector surface of base; Pinching beams is provided with elongated hole, is provided with adjustment bolt in elongated hole, and adjustment bolt is that T-shaped bolt, clamp nut and spring are formed jointly, and adjustment bolt is slidably arranged in the T-slot of elongated hole and base, is slidably fixed on base by pinching beams simultaneously;
Orientation angle block is made up of blade root angle block gauge and shroud angle block gauge, the bottom of blade root angle block gauge and shroud angle block gauge is arranged in the connector side of base by T-shaped bolt respectively, the left and right sides in the trapezoidal upper surface horizontal direction of base, and the top of blade root angle block gauge is connected with the clamping head of clamping device.
Preferred as technique scheme, described blade root angle block gauge and shroud angle block gauge support the use, each angle be provided with a set of blade root angle block gauge and shroud angle block gauge supporting.
Preferred as technique scheme, described clamping device is divided into 2 groups, is separately positioned on the left and right sides in the upper horizontal direction of base.
Preferred as technique scheme, is provided with adjustment pad between described blade root angle block gauge and shroud angle block gauge.
Preferred as technique scheme, the bottom surface drift angle of described base is to the adjustment bolt having adjustment height.
Preferred as technique scheme, is describedly also provided with alignment pin in the connector side of base, in the trapezoidal upper surface horizontal direction of base.
Compared with prior art, the advantage of the turbine blade Special fixture adapted for cutting end face that the utility model provides just is: 1. adopt modularized design, Fast Installation and change fixture component, reduces frock regulation time, lessly needs the probability changing whole frock because of parts damages;
2. the stronger versatility of frock, can meet all types blade processing under minimum change;
3. tool positioning device, precision is high, and repeatability is had good positioning, and blade can be produced in batches and have higher machining accuracy;
4. stability is strong, and effectively can reduce vibrations in process, blade processing steady quality, surface smoothness is good;
5. angle cushion block adopts modularization, according to blade also with angle and the width of, shroud, uses different supporting angle block gauges, Quick Changeover, cost-saving.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the Facad structure schematic diagram of the turbine blade Special fixture adapted for cutting end face of the utility model embodiment.
Fig. 2 is the left TV structure schematic diagram of the turbine blade Special fixture adapted for cutting end face of the utility model embodiment.
Fig. 3 is the structural representation of the blade to be processed of the turbine blade Special fixture adapted for cutting end face of the utility model embodiment 1.
Fig. 4 is the structural representation of the blade finished product after the processing of the turbine blade Special fixture adapted for cutting end face of the utility model embodiment 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, be clearly and completely described the technical solution of the utility model, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to scope of the present utility model.
As Figure 1-4, turbine blade Special fixture adapted for cutting end face, is made up of clamping device, base 11 and orientation angle block; The cross section of base 11 is right-angled trapezium, and top is provided with outstanding vertical connector 12, and the trapezoidal hypotenuse side of base 11 is provided with T-slot; In the horizontal direction that clamping device is arranged on connector 12 surface and on the trapezoidal hypotenuse side of base; Clamping device is divided into 2 groups, is separately positioned on the left and right sides in the upper horizontal direction of base; Orientation angle block is arranged between base and clamping device, wherein:
Clamping device is formed by clamping head 21 and pinching beams 22, and clamping head 21 end face arranges copper sheet, is arranged in the horizontal direction on connector 12 surface of base; Pinching beams 22 is provided with elongated hole, adjustment bolt 23 is provided with in elongated hole, adjustment bolt is that T-shaped bolt, clamp nut and spring are formed jointly, and adjustment bolt 23 is slidably arranged in the T-slot of elongated hole and base, is slidably fixed on the pedestal 11 by pinching beams 22 simultaneously;
Orientation angle block is made up of blade root angle block gauge 31 and shroud angle block gauge 32, the bottom of blade root angle block gauge 31 and shroud angle block gauge 32 is arranged in connector 12 side of base by T-shaped bolt respectively, the left and right sides in the trapezoidal upper surface horizontal direction of base, and the top of blade root angle block gauge 31 is connected with the clamping head 21 of clamping device.
In FIG, the bottom surface drift angle of base is to the adjustment bolt 13 having adjustment height, in connector 12 side of base, in the trapezoidal upper surface horizontal direction of base, be also provided with alignment pin 14, for fixed blade 15, blade 15 is dotted line in figures 1-4 and draws.
In fig. 2, adjustment pad 33 is provided with between blade root angle block gauge 31 and shroud angle block gauge 32.
Preferred as technique scheme, described blade root angle block gauge 31 and shroud angle block gauge 32 support the use, each angle be provided with a set of blade root angle block gauge 31 and shroud angle block gauge 32 supporting.
Embodiment 1
As shown in Figure 3, processing parts is blade semi-finished product, as shown in Figure 4, the blade profile that the plane 1 of the blade of finished goods, plane 2, plane 3, plane 4, plane 6, plane 7, plane 9, plane 10 and blade root shroud are shown in machines, cambered surface 5 and cambered surface 8 two end faces are with process area, and as shown in Figure 4, the heavy line part indicated by blade two ends mark 1 is blade production platform, be need removal part, removing process area needs sawing machine and DAEWOOV650E lathe jointly to complete.The two ends of blade shown in Fig. 4 fine dotted line part of mark indicated by 2 needs processing part for this operation, is finished product blade drawing technical requirement geometry, needs to be added in DAEWOOV650E lathe worker by this frock and complete.All the other fine lines are that last process machines part.
When work uses, the semi-finished product blade shown in Fig. 3 is installed in accordance with the following steps:
According to frock description, according to dissimilar blade and blade root, shroud lozenge angle, select different angles blocks, the angle in the angle in face 1, face 4 and face 6, face 10 is determined as shown in Figure 4;
According to frock description, the blade root chosen, shroud frock angle block gauge one group between two, according to dissimilar blade, confirm that angle block gauge is at tooling base mounting means;
By passing through frock annex (adjustment screw, adjustment pad etc.) vernier angle block position, and even up by tolerance with dial gauge, ensure the perpendicularity depth of parallelism of angle block gauge pedestal centering and each part requirement, by this frock adjusted, place respective vanes, use pneumatic impact spanner by lever principle clamping blade, as Figure 1-4.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (6)
1. a turbine blade Special fixture adapted for cutting end face, is characterized in that, is made up of clamping device, base and orientation angle block; The cross section of base is right-angled trapezium, and top is provided with outstanding vertical connector, and the trapezoidal hypotenuse side of base is provided with T-slot; In the horizontal direction that clamping device is arranged on connector surface and on the trapezoidal hypotenuse side of base; Orientation angle block is arranged between base and clamping device, wherein:
Clamping device is formed by clamping head and pinching beams, and clamping head end face arranges copper sheet, is arranged in the horizontal direction on connector surface of base; Pinching beams is provided with elongated hole, is provided with adjustment bolt in elongated hole, and adjustment bolt is that T-shaped bolt, clamp nut and spring are formed jointly, and adjustment bolt is slidably arranged in the T-slot of elongated hole and base, is slidably fixed on base by pinching beams simultaneously;
Orientation angle block is made up of blade root angle block gauge and shroud angle block gauge, the bottom of blade root angle block gauge and shroud angle block gauge is arranged in the connector side of base by T-shaped bolt respectively, the left and right sides in the trapezoidal upper surface horizontal direction of base, and the top of blade root angle block gauge is connected with the clamping head of clamping device.
2. a kind of turbine blade Special fixture adapted for cutting end face according to claim 1, is characterized in that, described blade root angle block gauge and shroud angle block gauge support the use.
3. a kind of turbine blade Special fixture adapted for cutting end face according to claim 1, it is characterized in that, described clamping device is divided into 2 groups, is separately positioned on the left and right sides in the upper horizontal direction of base.
4. a kind of turbine blade Special fixture adapted for cutting end face according to claim 1, is characterized in that, is provided with adjustment pad between described blade root angle block gauge and shroud angle block gauge.
5. a kind of turbine blade Special fixture adapted for cutting end face according to claim 1, is characterized in that, the bottom surface drift angle of described base is to the adjustment bolt having adjustment height.
6. a kind of turbine blade Special fixture adapted for cutting end face according to claim 1, is characterized in that, in the connector side of base, in the trapezoidal upper surface horizontal direction of base, is also provided with alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617253.3U CN204997382U (en) | 2015-08-14 | 2015-08-14 | Special frock of turbine blade facing (operation) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617253.3U CN204997382U (en) | 2015-08-14 | 2015-08-14 | Special frock of turbine blade facing (operation) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204997382U true CN204997382U (en) | 2016-01-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520617253.3U Expired - Fee Related CN204997382U (en) | 2015-08-14 | 2015-08-14 | Special frock of turbine blade facing (operation) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204997382U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108788812A (en) * | 2018-05-31 | 2018-11-13 | 宁夏共享模具有限公司 | A kind of device and method of steam turbine twisted blade secondary operation |
| CN110315358A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane clamping mechanism and clamping method |
-
2015
- 2015-08-14 CN CN201520617253.3U patent/CN204997382U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108788812A (en) * | 2018-05-31 | 2018-11-13 | 宁夏共享模具有限公司 | A kind of device and method of steam turbine twisted blade secondary operation |
| CN110315358A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane clamping mechanism and clamping method |
| CN110315358B (en) * | 2019-06-21 | 2020-06-23 | 西安朋邦工贸有限公司 | Low-pressure turbine guide blade clamping mechanism and clamping method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20160814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |