CN111189373A - Blade root detection device of turbine blade - Google Patents
Blade root detection device of turbine blade Download PDFInfo
- Publication number
- CN111189373A CN111189373A CN202010165283.0A CN202010165283A CN111189373A CN 111189373 A CN111189373 A CN 111189373A CN 202010165283 A CN202010165283 A CN 202010165283A CN 111189373 A CN111189373 A CN 111189373A
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- China
- Prior art keywords
- blade root
- motor
- workstation
- threaded rod
- steam turbine
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- 238000001514 detection method Methods 0.000 title claims abstract description 40
- 241000233866 Fungi Species 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a blade root detection device of a steam turbine blade, which relates to the technical field of steam turbine blade detection, and comprises a workbench, wherein the workbench is provided with a detection device for detecting the profile size and thickness of the blade root of the blade, and the detection device comprises a universal detection piece for detecting the profile and thickness arranged at the left end of the workbench and a driving mechanism for driving the motion detection of a product to be detected, which is arranged at the right end of the workbench.
Description
Technical Field
The invention relates to the technical field of turbine blade detection, in particular to a blade root detection device for a turbine blade.
Background
The blade of steam turbine includes the blade root, the leaf type, the three part of blade top, wherein, the blade root is that the part and the shape that the blade is connected with the rim are various, the detection of blade root is one indispensable and key process, this fungus shape blade root of production between this car, need carry out overall dimension to it, thickness and quality detection, to waiting to examine the last tolerance size detection of the interior overall dimension and the thickness size of examining the product, the multiple point need be measured to the slide caliper rule commonly used, and different staff's gimmick difference causes the size detection error great, detection efficiency is low, can not effectively detect, therefore, need the blade root detection device of a steam turbine blade to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a blade root detection device of a steam turbine blade, which aims to solve the defects in the prior art.
The utility model provides a blade root detection device of steam turbine blade, includes the workstation, be equipped with the detection device who detects blade root overall dimension and thickness on the workstation, detection device detects the general piece that detects of usefulness and installs in the drive of workstation right-hand member and wait to examine the actuating mechanism that product motion detected including installing in the profile of workstation left end and thickness.
Preferably, general detection piece is including installing the backup pad on the workstation, backup pad side-mounting motor one, the output shaft connecting plate of motor one, the template of profile in the shape of two structural symmetries of connecting plate screw connection is the fungus shape blade root, two the distance between the template equal wait to examine the tolerance size on the product thickness, template outline size equals to examine the last tolerance size of waiting to examine the profile in the product.
Preferably, the driving mechanism comprises a base plate installed on the workbench, two groups of bases with the same structure are arranged on the base plate, a connecting threaded rod is rotated between one group of bases, one end of the threaded rod is connected with a second motor, the second motor is installed on the base, a sliding rod is installed between the other group of bases, moving members are installed on the threaded rod and the sliding rod, the upper end of each moving member is provided with a threaded hole matched with the threaded rod in a threaded mode, the lower end of each moving member is provided with a through hole matched with the sliding rod and moves on the threaded rod and the sliding rod, a third motor is installed in the middle of each moving member, and.
Preferably, the middle part of the moving part is also provided with a plurality of reference dimension lines.
Preferably, the lower end of the workbench is provided with a storage box.
The invention has the advantages that: according to the invention, the universal detection piece and the driving mechanism are arranged to drive the product to be detected to move, so that one pair of universal detection pieces can simultaneously detect two factors of whether the tolerance size on the inner contour size and the thickness is qualified, errors caused by manual stuck point measurement of most data due to manipulation and measurement of different points are reduced, the detection efficiency is improved, and the practicability is high.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of the universal detecting member of the present invention.
Fig. 3 is a schematic structural view of the driving mechanism of the present invention.
Fig. 4 is a schematic view of the driving mechanism of the present invention for mounting a product to be inspected.
Fig. 5 is a schematic diagram of the positions of the template and the product to be detected during the thickness detection in the invention.
FIG. 6 is a schematic diagram of the positions of the template and the product to be detected during contour detection according to the present invention.
The device comprises a workbench, a general detection piece, a driving mechanism, a support plate, a motor I, a connecting plate, a template, a base plate, a base, a threaded rod, a motor II, a sliding rod, a moving piece, a motor III, a magnet, a reference dimension line and a storage box, wherein the workbench is 1, the general detection piece is 2, the driving mechanism is 3, the support plate is 4, the motor I, the connecting plate is 6, the template is 7, the base plate is 8, the base is 9, the threaded rod is 10, the.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, a blade root detection device for a steam turbine blade comprises a workbench 1, the workbench 1 is provided with a detection device for detecting the profile size and thickness of the blade root on the workbench 1, and the detection device comprises a universal detection piece 2 installed at the left end of the workbench 1 for detecting the profile and thickness and a driving mechanism 3 installed at the right end of the workbench 1 for driving to detect the motion of a product.
In this embodiment, general detection piece 2 is including installing backup pad 4 on workstation 1, 4 side-mounting motors of backup pad 5, output shaft connecting plate 6 of a motor 5, 6 the template 7 of two structural symmetry's of connecting plate screw connection shape for interior profile of mushroom-shaped blade root, two template 7 between the distance equal to examine the tolerance size on examining the product thickness, template 7 outline size equals the last tolerance size of examining the interior profile of product.
In this embodiment, actuating mechanism 3 is including installing base plate 8 on workstation 1, be equipped with two sets of bases 9 that the structure is the same on base plate 8, rotate connecting threaded rod 10 and threaded rod 10 one end between one set of base 9 and connect motor two 11, motor two 11 is installed on base 9, installs slide bar 12 between another set of base 9, install moving member 13 on threaded rod 10 and the slide bar 12, open the screw hole that has the screw thread matching with threaded rod 10 in moving member 13 upper end, the lower extreme is opened has the through-hole that matches with slide bar 12 and moves on threaded rod 10 and slide bar 12, motor three 14 is installed to moving member 13 middle part, magnet 15 is installed to motor three 14's output shaft end.
In this embodiment, a plurality of reference dimension lines 16 are further disposed at the middle portion of the moving member 13, the reference dimension lines 16 at the upper and lower ends assist in positioning the upper and lower ends of the product to be detected, and the reference dimension lines 16 at the left and right ends assist in positioning the end portions of the product to be detected.
In this embodiment, the lower end of the working table 1 is provided with a storage box 17, so that the storage space is increased.
The working process and principle are as follows: when the detection device is used, the positioning is assisted according to the reference dimension line 16, the end part of a product to be detected is sucked by the magnet 15, the motor II 11 is started to drive the threaded rod 10 to rotate, so that the moving member 13 and the product to be detected move, the slide rod 12 improves the stability when the moving member 13 and the product to be detected move, when the product just passes through the template 7 of the universal detection member 2, the inner contour dimension of the product to be detected is qualified, after the product passes through the threaded rod, the motor III 14 and the motor I5 are started to rotate the product to be detected by 90 degrees, the connecting plate 6 connected with the motor I5 and the two templates 7 also rotate by 90 degrees, the motor II 11 is started to rotate reversely, so that the threaded rod 10 rotates, so that the moving member 13 and the product to be detected move reversely, and.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (5)
1. The utility model provides a blade root detection device of steam turbine blade, its characterized in that, includes workstation (1), be equipped with the detection device who detects blade root overall dimension and thickness on workstation (1), detection device detects general detection piece (2) of usefulness and installs in the drive of workstation (1) right-hand member and waits to examine actuating mechanism (3) that the product motion detected including installing in the profile of workstation (1) left end and thickness.
2. The blade root detecting device for a steam turbine blade according to claim 1, wherein: general detection member (2) is including installing backup pad (4) on workstation (1), backup pad (4) side-mounting motor (5), output shaft connecting plate (6) of motor (5), the shape of connecting plate (6) two structural symmetries is template (7) of profile in the fungus shape blade root, two template (7) between distance equal wait to examine the tolerance size on examining product thickness, template (7) profile size equals to examine the last tolerance size of examining the profile in examining the product.
3. The blade root detecting device for a steam turbine blade according to claim 1, wherein: actuating mechanism (3) are including installing base plate (8) on workstation (1), be equipped with two sets of bases (9) that the structure is the same on base plate (8), wherein rotate connecting threaded rod (10) and threaded rod (10) one end between a set of base (9) and connect motor two (11), motor two (11) are installed on base (9), install slide bar (12) between another group base (9), install moving member (13) on threaded rod (10) and slide bar (12), open threaded hole, the lower extreme that have with threaded rod (10) screw thread matching in moving member (13) upper end and open the through-hole that has and match with slide bar (12) and move on threaded rod (10) and slide bar (12), motor three (14) are installed to moving member (13) middle part, magnet (15) are installed to the output shaft end of motor three (14).
4. The blade root detecting device for a steam turbine blade according to claim 3, wherein: the middle part of the moving part (13) is also provided with a plurality of reference dimension lines (16).
5. The blade root detecting device for a steam turbine blade according to claim 1, wherein: the lower end of the workbench (1) is provided with a storage box (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165283.0A CN111189373A (en) | 2020-03-11 | 2020-03-11 | Blade root detection device of turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165283.0A CN111189373A (en) | 2020-03-11 | 2020-03-11 | Blade root detection device of turbine blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111189373A true CN111189373A (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010165283.0A Pending CN111189373A (en) | 2020-03-11 | 2020-03-11 | Blade root detection device of turbine blade |
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| Country | Link |
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| CN (1) | CN111189373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624118A (en) * | 2021-08-12 | 2021-11-09 | 南京知博测控技术有限公司 | Steam turbine blade forked blade root detection device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203310390U (en) * | 2013-06-09 | 2013-11-27 | 西安陕鼓动力股份有限公司 | Turbine blade root shape and trial assembly detection tool |
| CN205066651U (en) * | 2015-09-28 | 2016-03-02 | 成都弘佛科技有限公司 | Improved generation blade blade root profile detection device |
| CN205066652U (en) * | 2015-10-12 | 2016-03-02 | 武汉捷众汽车零部件有限公司 | Blade profile verifying attachment |
| CN205843547U (en) * | 2016-07-25 | 2016-12-28 | 肯发精密零部件制造（无锡）有限公司 | A kind of workpiece profile detecting tool |
| CN106370071A (en) * | 2016-08-18 | 2017-02-01 | 天津市万华车料有限公司 | Integrated detection tool for bicycle spoke shape and size |
| CN106595520A (en) * | 2016-12-12 | 2017-04-26 | 东莞市鸿金顺机械制造有限公司 | Intelligent 3D detection equipment |
| CN107289840A (en) * | 2017-05-18 | 2017-10-24 | 东风汽车车轮有限公司 | A kind of comprehensive detection model of wheel rim |
| CN211401030U (en) * | 2020-03-11 | 2020-09-01 | 安徽誉特双节能技术有限公司 | Blade root detection device of turbine blade |
-
2020
- 2020-03-11 CN CN202010165283.0A patent/CN111189373A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203310390U (en) * | 2013-06-09 | 2013-11-27 | 西安陕鼓动力股份有限公司 | Turbine blade root shape and trial assembly detection tool |
| CN205066651U (en) * | 2015-09-28 | 2016-03-02 | 成都弘佛科技有限公司 | Improved generation blade blade root profile detection device |
| CN205066652U (en) * | 2015-10-12 | 2016-03-02 | 武汉捷众汽车零部件有限公司 | Blade profile verifying attachment |
| CN205843547U (en) * | 2016-07-25 | 2016-12-28 | 肯发精密零部件制造（无锡）有限公司 | A kind of workpiece profile detecting tool |
| CN106370071A (en) * | 2016-08-18 | 2017-02-01 | 天津市万华车料有限公司 | Integrated detection tool for bicycle spoke shape and size |
| CN106595520A (en) * | 2016-12-12 | 2017-04-26 | 东莞市鸿金顺机械制造有限公司 | Intelligent 3D detection equipment |
| CN107289840A (en) * | 2017-05-18 | 2017-10-24 | 东风汽车车轮有限公司 | A kind of comprehensive detection model of wheel rim |
| CN211401030U (en) * | 2020-03-11 | 2020-09-01 | 安徽誉特双节能技术有限公司 | Blade root detection device of turbine blade |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624118A (en) * | 2021-08-12 | 2021-11-09 | 南京知博测控技术有限公司 | Steam turbine blade forked blade root detection device and method |
| CN113624118B (en) * | 2021-08-12 | 2024-04-09 | 南京知博测控技术有限公司 | Device and method for detecting fork-shaped blade root of turbine blade |
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