CN113029056B - Working method of turbine blade pouring box alignment device - Google Patents
Working method of turbine blade pouring box alignment device Download PDFInfo
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- CN113029056B CN113029056B CN202110203776.3A CN202110203776A CN113029056B CN 113029056 B CN113029056 B CN 113029056B CN 202110203776 A CN202110203776 A CN 202110203776A CN 113029056 B CN113029056 B CN 113029056B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000956 alloy Substances 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 8
- 239000013598 vector Substances 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
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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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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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
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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
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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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/047—Accessories, e.g. for positioning, for tool-setting, for measuring probes
Abstract
The invention relates to a working method of a turbine blade pouring box aligning device, which comprises a six-degree-of-freedom adjusting platform, a standard square box, a square box clamping platform and a tenon clamping head, wherein the six-degree-of-freedom adjusting platform, the standard square box, the square box clamping platform and the tenon clamping head are arranged on a three-coordinate measuring instrument, the square box clamping platform is fixedly arranged at the top end of the six-degree-of-freedom adjusting platform, the tenon clamping head clamps a tenon of a turbine blade and is arranged on the three-coordinate measuring instrument, a blade accommodating cavity is arranged in the standard square box, one side of the blade accommodating cavity is provided with an opening, the top end of the blade accommodating cavity is provided with a feeding hole, the standard square box is fixed on the square box clamping platform when in use, the position of the turbine blade is measured by the three-coordinate measuring instrument and a coordinate system is established, the six-degree-of-freedom adjusting platform is adjusted to adjust the position of the standard square box, so that the blade body enters the blade accommodating cavity, the position of the standard square box is measured by the three-coordinate measuring instrument, the six-degree-of freedom adjusting platform is adjusted according to the position data of the standard square box, the alignment device is used for aligning the standard square box and the turbine blade.
Description
Technical Field
The invention relates to the technical field of aero-engine auxiliary equipment, in particular to a turbine blade pouring box aligning device and a working method.
Background
As an important part on the engine, turbine blades on the engine are all formed in one step by adopting non-allowance investment precision casting, and only the tenon part is provided with allowance so as to ensure the requirement of subsequent processing. In order to improve the positioning reliability and avoid the damage of the blade profile caused by the clamping force, a low-melting-point alloy positioning method is adopted when the tenon is processed, the blade body part is placed into a specially-made square box, the low-melting-point alloy is injected, and when the low-melting-point alloy is solidified, the blade is fixed in the square box. And clamping the outer surface of the square box as a reference, grinding the tenon, heating the square box, melting and flowing out the low-melting-point alloy, and taking out the turbine blade.
Because the slot grinding precision requirement of tenon both sides is very high, consequently need place the tenon in the square chest, require tenon both sides to the distance that the square chest corresponds both sides equal, the positional relationship between turbine blade and the square chest needs alignment promptly, and current way is the position of adjusting turbine blade after fixing the square chest, because turbine blade's molding is irregular, consequently adjusts the degree of difficulty greatly, and is inefficient, and the precision is not high. The design of the turbine blade pouring box aligning device and the working method thereof to conveniently and quickly place the turbine blades in the square box is a technical problem which needs to be solved urgently by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a convenient and quick turbine blade pouring box aligning device and a working method.
In order to solve the technical problems, the invention provides a turbine blade pouring box aligning device which comprises a three-coordinate measuring instrument, a six-degree-of-freedom adjusting platform, a standard square box, a square box clamping platform and a tenon clamping head, wherein the six-degree-of-freedom adjusting platform is arranged on the three-coordinate measuring instrument, the square box clamping platform is fixedly arranged at the top end of the six-degree-of-freedom adjusting platform, the tenon clamping head is used for clamping a tenon of a turbine blade and is arranged on the three-coordinate measuring instrument, a blade accommodating cavity is arranged in the standard square box, one side of the blade accommodating cavity is provided with an opening, the top end of the blade accommodating cavity is provided with a feeding hole, the standard square box is fixed on the square box clamping platform when in use, the three-coordinate measuring instrument is used for measuring the position of the turbine blade and establishing a coordinate system, and the six-degree-of-freedom adjusting platform is adjusted to adjust the position of the standard square box, the blade body enters the blade accommodating cavity, the position of the standard square box is measured by the three-coordinate measuring instrument, and the six-degree-of-freedom adjusting platform is adjusted according to the position data of the standard square box and is used for aligning the standard square box and the turbine blade.
Furthermore, the turbine blade pouring box aligning device further comprises a lifting seat arranged on the three-coordinate measuring instrument, and the tenon clamping head is arranged on the lifting seat in a lifting mode and used for adjusting the height of the tenon.
Furthermore, a dovetail-shaped linear guide rail is arranged on the side face of the lifting seat, and the tenon chuck is in sliding fit with the dovetail-shaped linear guide rail so that the tenon chuck can lift along the dovetail-shaped linear guide rail.
Further, set up a plurality of locating pins on the square chest clamping platform, the locating pin includes a plurality of left side locating pins, a plurality of right side locating pins, a plurality of front end locating pins, encloses into open-ended rectangular frame by left side locating pin, right side locating pin, front end locating pin, and standard square chest pushes rectangular frame when using, is spacing to standard square chest by left side locating pin, right side locating pin, front end locating pin.
Further, the bottom in blade holding chamber sets up the discharge opening.
The working method of the turbine blade pouring box aligning device comprises the following steps:
A. obtaining the digifax of the turbine blade and the standard square box by a three-coordinate measuring instrument; the lifting seat is arranged on a workbench of the three-coordinate measuring instrument, a tenon of the turbine blade is clamped by using a tenon clamping head, the turbine blade moves to the upper part of the lifting seat along with the tenon clamping head, and the blade body of the turbine blade extends out to one side.
B. Selecting coordinate values and vectors of six points on a digital model of the turbine blade in the three-coordinate measuring instrument, inputting the coordinate values and vectors of the six points into the three-coordinate measuring instrument, and iteratively establishing a coordinate system according to a six-point fitting loop.
C. The six-degree-of-freedom adjusting platform is arranged on a workbench of the three-coordinate measuring instrument, the standard square box is arranged on the square box clamping platform, so that the left positioning pin, the right positioning pin and the front end positioning pin limit the standard square box, and the six-degree-of-freedom adjusting platform moves the standard square box to the blade body of the turbine blade and arranges the blade body in the blade accommodating cavity.
D. Selecting 3 points on the upper end surface of a standard square box, 2 points on the left side surface or the right side surface and 1 point on the front end surface, programming a measuring program for circularly measuring the 3 points on the upper end surface, the 2 points on the left side surface or the right side surface and the 1 point on the front end surface on a three-coordinate measuring instrument, and displaying the difference value between the measured value and a digital-analog in real time; measuring 3 points on the upper end surface in a circulating mode, adjusting the X-axis rotation adjusting screw rod and the Y-axis rotation adjusting screw rod to enable normal deviation values displayed by the 3 points on the upper end surface to be consistent, and adjusting the Z-axis movement adjusting screw rod according to the normal deviation values to enable the difference value between the upper end surface of the standard square box and a digital model not to exceed +/-0.01 mm; measuring 2 points on the left side surface or the right side surface in a recycling manner, adjusting the Z-axis to rotate the adjusting screw rod to enable the normal deviation values displayed by the 2 points on the left side surface or the right side surface in real time to be consistent, and adjusting the X-axis to move the adjusting screw rod according to the normal deviation values to enable the difference value between the left side surface or the right side surface of the standard square box and the digital analogy to be not more than +/-0.01 mm; and adjusting the Y-axis movable adjusting screw rod to ensure that the difference between the front end surface of the standard square box and the digital analogy is not more than +/-0.01 mm, and finishing alignment.
E. And stopping measuring by the three-coordinate measuring instrument, sealing the blade accommodating cavity of the standard square box, injecting liquid low-melting-point alloy into the blade accommodating cavity through the feeding hole, fixing the turbine blade in the standard square box after the liquid low-melting-point alloy is solidified, and turning to the next procedure for grinding.
The invention has the technical effects that: (1) compared with the prior art, the turbine blade pouring box alignment device and the working method have the advantages that the turbine blade with an irregular shape is fixed in advance, the coordinate system is established by adopting a six-point iteration method, and because the digifax of the standard square box is known, the position of the standard square box on the three-coordinate measuring instrument can be quickly determined by adopting the six-degree-of-freedom adjusting platform to adjust the position of the standard square box one by one, so that the device is easy to adjust and high in precision; (2) and the discharge hole is arranged, and after grinding is finished, the low-melting-point alloy is remelted and discharged from the discharge hole.
Drawings
The invention is described in further detail below with reference to the drawings of the specification:
FIG. 1 is a perspective view of a turbine blade to be clamped;
FIG. 2 is a schematic perspective view of a standard square box;
FIG. 3 is a schematic perspective view of the turbine blade case-filling aligning device of the present invention after being clamped;
FIG. 4 is a schematic view of the assembled turbine blade case alignment apparatus of the present invention;
FIG. 5 is a schematic view of a three-dimensional structure of the assembled clamping platform, six-degree-of-freedom adjustment platform, and three-coordinate measuring machine base;
FIG. 6 is a perspective view of the lifting base;
FIG. 7 is a labeled schematic view of the detection of turbine blades.
In the figure:
a standard square box 2, a blade accommodating cavity 21, a feeding hole 22, an upper end surface 23, a left side surface 24 and a front end surface 25,
a workbench 3, a six-degree-of-freedom adjusting platform 4, a Z-axis movement adjusting screw 41, a Z-axis rotation adjusting screw 42, an X-axis movement adjusting screw 43, a Y-axis movement adjusting screw 44, an X-axis rotation adjusting screw 45, a Y-axis rotation adjusting screw 46,
a square box clamping platform 5, a left positioning pin 51, a right positioning pin 52 and a front positioning pin 53;
a lifting seat 6, a dovetail-shaped linear guide rail 61 and a tenon clamping head 7.
Detailed Description
Example 1
The turbine blade pouring box aligning device of the embodiment is shown in fig. 1 to 6, and comprises a three-coordinate measuring instrument, a six-degree-of-freedom adjusting platform 4, a standard square box 2, a square box clamping platform 5 and a tenon clamping head 7, wherein the three-coordinate measuring instrument adopts a bridge type three-coordinate measuring machine provided by Qingdao Cartesian measuring technology Limited, the measuring range of the three-coordinate measuring instrument is 800 × 600mm, and the detection precision reaches 2.0+3L/1000 um; the measurement software adopts ARCO CAD software, the six-degree-of-freedom adjustment platform 4 is arranged on a workbench 3 of the three-coordinate measuring instrument, the six-degree-of-freedom adjustment platform 4 adopts a DZHT601WN platform provided by Qingdao Cartesian measurement technology company, the six-degree-of-freedom adjustment platform 4 comprises a Z-axis movement adjusting screw 41, an X-axis movement adjusting screw 43 and a Y-axis movement adjusting screw 44 for translational adjustment, and further comprises a Z-axis rotation adjusting screw 42, an X-axis rotation adjusting screw 45 and a Y-axis rotation adjusting screw 46 for rotational adjustment, the adjustment mode adopts a turbine worm to manually drive, the minimum adjustment amount is 0.01mm, the minimum angle adjustment amount is 0.05 degrees, the adjustment range X, Y is shifted to +/-12.5 mm in the axial direction, the Z-axis direction is 60mm, the rotation range X, Y is shifted +/-10 degrees, and the Z-axis is 360 degrees.
The fixed top that sets up at six degree of freedom adjustment platform 4 of square chest clamping platform 5, set up 8 locating pins on the square chest clamping platform 5, the locating pin includes 3 left side locating pins 51, 3 right side locating pins 52, 2 front end locating pins 53, by left side locating pin 51, right side locating pin 52, front end locating pin 53 encloses into open-ended rectangular frame, the middle part of standard square chest 2 sets up blade holding chamber 21, the both sides opening setting in blade holding chamber 21, be convenient for put into turbine blade 1 and observe, the top in blade holding chamber 21 sets up feed port 22, be used for pouring into liquid low melting point alloy into in the blade holding chamber 21, the bottom in blade holding chamber 21 sets up the discharge opening, be convenient for discharge liquid low melting point alloy.
The turbine blade box filling alignment device also comprises a lifting seat 6 arranged on the workbench 3 of the three-coordinate measuring instrument, a dovetail-shaped linear guide rail 61 is arranged on the side surface of the lifting seat 6, and the tenon clamping head 7 is in sliding fit with the dovetail-shaped linear guide rail 61 so that the tenon clamping head 7 can lift along the dovetail-shaped linear guide rail 61; the front end of the tenon clamping head 7 is provided with a clamping groove matched with the tenon 12 and used for clamping the tenon 12 of the turbine blade 1.
When in use, the standard square box 2 is fixed on the square box clamping platform 5, the three-coordinate measuring instrument measures the turbine blade 1 and establishes a coordinate system, the six-degree-of-freedom adjusting platform 4 is adjusted to adjust the position of the standard square box 2, so that the blade body 11 enters the blade accommodating cavity 21, the three-coordinate measuring instrument measures the position of the standard square box 2, and the six-degree-of-freedom adjusting platform 4 is adjusted according to the position data of the standard square box 2 and is used for aligning the standard square box 2 and the turbine blade 1.
Example 2
The working method of the turbine blade pouring box aligning device comprises the following steps:
A. obtaining the digifax of the turbine blade 1 and the standard square box 2 by a three-coordinate measuring instrument; the lifting seat 6 is placed on a workbench 3 of the three-coordinate measuring machine, a tenon 12 of the turbine blade 1 is clamped by using the tenon clamping head 7, the turbine blade 1 moves to the upper part of the lifting seat 6 along with the tenon clamping head 7, and a blade body 11 of the turbine blade 1 extends out to one side.
B. Selecting coordinate values and vectors of the six points on a digital model of the turbine blade in the three-coordinate measuring instrument, inputting the coordinate values and vectors of the six points into the three-coordinate measuring instrument, and iteratively establishing a coordinate system according to a six-point fitting loop; as shown in fig. 7, of the six points selected, 3 points a1, a2, A3 are located on the leaf basin 13 on one side of the blade body 11, 2 points B1, B2 are located on the exhaust edge 14 above the blade body 11, and the other point P1 is located at the front end of the blade body 11, so that the coordinate system obtained by the six points is more accurate.
C. The six-degree-of-freedom adjusting platform 4 is placed on a workbench 3 of the three-coordinate measuring instrument, the standard square box 2 is placed on the square box clamping platform 5, so that the standard square box 2 is limited by the left positioning pin 51, the right positioning pin 52 and the front positioning pin 53, and the standard square box 2 is moved to the blade body 11 of the turbine blade 1 and placed in the blade containing cavity 21 by the six-degree-of-freedom adjusting platform 4.
D. Selecting 3 points on the upper end surface 23 of the standard square box 2, 2 points on the left side surface 24 (or the right side surface in other embodiments) and 1 point on the front end surface 25, programming a measuring program for circularly measuring the 3 points on the upper end surface, the 2 points on the left side surface and the 1 point on the front end surface on a three-coordinate measuring instrument, and displaying the difference value between the measured value and the digital-analog in real time; measuring 3 points on the upper end surface in a circulating mode, adjusting an X-axis rotation adjusting screw 45 and a Y-axis rotation adjusting screw 46 to enable normal deviation values displayed by the 3 points on the upper end surface to be consistent, and adjusting a Z-axis movement adjusting screw 41 according to the normal deviation values to enable the difference value between the upper end surface 23 of the standard square box 2 and a digital model not to exceed +/-0.01 mm; measuring the 2 points on the left side surface in a recycling manner, adjusting the Z-axis rotating adjusting screw 42 to enable the normal deviation values displayed by the 2 points on the left side surface to be consistent, and adjusting the X-axis moving adjusting screw 43 according to the normal deviation values to enable the difference value between the left side surface 24 of the standard square box 2 and the digital analogy to be not more than +/-0.01 mm; and adjusting the Y-axis movement adjusting screw 44 to ensure that the difference between the front end surface 25 of the standard square box and the digital-analog is not more than +/-0.01 mm, and finishing alignment.
E. The three-coordinate measuring instrument stops measuring, the blade accommodating cavity 21 of the standard square box 2 is sealed, liquid low-melting-point alloy is injected into the blade accommodating cavity 21 through the feeding hole 22, the turbine blade 1 is fixed in the standard square box 2 after the liquid low-melting-point alloy is solidified, and the next procedure of grinding is carried out.
And after the grinding is finished, the standard square box 2 is heated, so that the low-melting-point alloy is remelted and flows out of the discharge hole, and the turbine blade 1 which is finished in processing is taken out.
It should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious variations or modifications which fall within the spirit of the invention are intended to be covered by the scope of the present invention.
Claims (1)
1. The working method of the turbine blade pouring box aligning device is characterized in that the turbine blade pouring box aligning device comprises a three-dimensional measuring instrument, a six-degree-of-freedom adjusting platform, a standard square box, a square box clamping platform and a tenon clamping head, wherein the six-degree-of-freedom adjusting platform is arranged on the three-dimensional measuring instrument, the square box clamping platform is fixedly arranged at the top end of the six-degree-of-freedom adjusting platform, the tenon clamping head is used for clamping a tenon of a turbine blade and is arranged on the three-dimensional measuring instrument, a blade accommodating cavity is arranged in the standard square box, at least one side of the blade accommodating cavity is provided with an opening, a feeding hole is arranged at the top end of the blade accommodating cavity, the standard square box is fixed on the square box clamping platform when in use, the position of the turbine blade is measured by the three-dimensional measuring instrument, a coordinate system is established, and the six-degree-of-freedom adjusting platform is adjusted to adjust the position of the standard square box, enabling the blade body to enter the blade accommodating cavity, measuring the position of the standard square box by using a three-coordinate measuring instrument, and adjusting the six-degree-of-freedom adjusting platform according to the position data of the standard square box to align the standard square box and the turbine blade;
the turbine blade box filling and aligning device further comprises a lifting seat arranged on the three-coordinate measuring instrument, and the tenon clamping head is arranged on the lifting seat in a lifting manner;
the side surface of the lifting seat is provided with a dovetail-shaped linear guide rail, and the tenon chuck is in sliding fit with the dovetail-shaped linear guide rail;
the bottom end of the blade accommodating cavity is provided with a discharge hole;
the working method comprises the following steps:
A. obtaining the digifax of the turbine blade and the standard square box by a three-coordinate measuring instrument; placing the lifting seat on a workbench of a three-coordinate measuring instrument, clamping a tenon of a turbine blade by using a tenon clamping head, moving the turbine blade to the upper part of the lifting seat along with the tenon clamping head, and extending a blade body of the turbine blade to one side;
B. selecting coordinate values and vectors of six points on a digital model of the turbine blade in a three-coordinate measuring instrument, inputting the coordinate values and vectors of the six points into the three-coordinate measuring instrument, and iteratively establishing a coordinate system according to a six-point fitting loop;
C. the six-degree-of-freedom adjusting platform is arranged on a workbench of a three-coordinate measuring instrument, a standard square box is arranged on a square box clamping platform, so that a left positioning pin, a right positioning pin and a front positioning pin limit the standard square box, and the six-degree-of-freedom adjusting platform moves the standard square box to enable a blade body of the turbine blade to be arranged in a blade accommodating cavity;
D. selecting 3 points on the upper end surface of the standard square box, 2 points on the left side surface or the right side surface and 1 point on the front end surface, programming a measuring program for circularly measuring the 3 points on the upper end surface, the 2 points on the left side surface or the right side surface and the 1 point on the front end surface on a three-coordinate measuring instrument, and displaying the difference value between the measured value and the digital-analog in real time; measuring 3 points on the upper end surface in a circulating mode, adjusting the X-axis rotation adjusting screw rod and the Y-axis rotation adjusting screw rod to enable normal deviation values displayed by the 3 points on the upper end surface to be consistent, and adjusting the Z-axis movement adjusting screw rod according to the normal deviation values to enable the difference value between the upper end surface of the standard square box and a digital model not to exceed +/-0.01 mm; measuring 2 points on the left side surface or the right side surface in a recycling manner, adjusting the Z-axis to rotate the adjusting screw rod to enable the normal deviation values displayed by the 2 points on the left side surface or the right side surface in real time to be consistent, and adjusting the X-axis to move the adjusting screw rod according to the normal deviation values to enable the difference value between the left side surface or the right side surface of the standard square box and the digital analogy to be not more than +/-0.01 mm; then adjusting the Y-axis movable adjusting screw rod to ensure that the difference between the front end face of the standard square box and the digital analogy is not more than +/-0.01 mm, and finishing alignment;
E. and stopping measuring by the three-coordinate measuring instrument, sealing the blade accommodating cavity of the standard square box, injecting liquid low-melting-point alloy into the blade accommodating cavity through the feeding hole, fixing the turbine blade in the standard square box after the liquid low-melting-point alloy is solidified, and turning to the next procedure for grinding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110203776.3A CN113029056B (en) | 2019-07-01 | 2019-07-01 | Working method of turbine blade pouring box alignment device |
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| CN202110203776.3A CN113029056B (en) | 2019-07-01 | 2019-07-01 | Working method of turbine blade pouring box alignment device |
| CN201910586168.8A CN110303386B (en) | 2019-07-01 | 2019-07-01 | Turbine blade pouring box alignment device and working method |
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| CN202110204679.6A Active CN113776479B (en) | 2019-07-01 | 2019-07-01 | Turbine blade filling box alignment device easy to adjust and high in precision |
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| CN110303386B (en) * | 2019-07-01 | 2021-03-19 | 中国航发常州兰翔机械有限责任公司 | Turbine blade pouring box alignment device and working method |
| CN115319646B (en) * | 2022-08-18 | 2023-07-18 | 南京航空航天大学 | Turbine blade air film hole partition finishing device and method |
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| US5503589A (en) * | 1994-06-17 | 1996-04-02 | Wikle; Kenneth C. | Apparatus and method for contour grinding gas turbine blades |
| JP4324264B2 (en) * | 1999-01-13 | 2009-09-02 | 株式会社森精機製作所 | Tool presetter |
| KR101306416B1 (en) * | 2011-07-26 | 2013-09-12 | 한전케이피에스 주식회사 | Jig for working dovetail of gas turbine blades |
| CN103175485A (en) * | 2013-02-20 | 2013-06-26 | 天津工业大学 | Method for visually calibrating aircraft turbine engine blade repair robot |
| CN103350213B (en) * | 2013-07-04 | 2016-09-07 | 常州市三维技术成套设备有限公司 | Low-melting alloy casting positioning process in turbine Blade Machining |
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2019
- 2019-07-01 CN CN201910586168.8A patent/CN110303386B/en active Active
- 2019-07-01 CN CN202110204679.6A patent/CN113776479B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113029056A (en) | 2021-06-25 |
| CN113776479A (en) | 2021-12-10 |
| CN113776479B (en) | 2024-02-27 |
| CN110303386A (en) | 2019-10-08 |
| CN110303386B (en) | 2021-03-19 |
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