CN105352385A - Multifunctional integration measuring tool of blade on the basis of two ejector pins - Google Patents
Multifunctional integration measuring tool of blade on the basis of two ejector pins Download PDFInfo
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- CN105352385A CN105352385A CN201510471780.2A CN201510471780A CN105352385A CN 105352385 A CN105352385 A CN 105352385A CN 201510471780 A CN201510471780 A CN 201510471780A CN 105352385 A CN105352385 A CN 105352385A
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- measurer
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- measuring tool
- thimble
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Abstract
The present invention relates to a multifunctional integration measuring tool of a blade on the basis of two ejector pins. The multifunctional integration measuring tool comprises a pedestal, a measuring tool base plate installed on the pedestal, and a stop block and a blade two-ejector pins measuring tool which are installed on the measuring tool base plate. The blade two-ejector pins measuring tool includes a measuring tool base plate, a tailstock fixedly installed at one end of the measuring tool base plate in a vertical manner, a headstock vertically and fixedly installed at the other end of the measuring tool base plate, and a blade root stand comparison block vertically and fixedly installed between the headstock and the tailstock on the measuring tool base plate and positioned close to the tailstock. The multifunctional integration measuring tool of a blade on the basis of two ejector pins is characterized in that: the measuring tool is able to accurately position and install a blade, the size of the blade is measured by a measuring scale which is rotatable around a hinge joint and one end of which is hinged to the pedestal, and other important parameters may be obtained through simple calculation according to the measured size; and different parameters are acquired through measurement on the same location measuring tool, and the problem of different location references which occur when a measuring tool is changed is avoided so that the detection result is more accurate and the detection efficiency is higher.
Description
Technical field
The present invention relates to a kind of measurer, particularly can only be the multifunctional comprehensive measurer of the multiple blade of benchmark with center line.
Background technology
Blower blade and die forging blade as shown in Figure 1, are made up of blade 1 and blade root 2, and blade root 2 is that to be in appearance be serrate circular arc state on lozenge, and the center line of circular arc is the center line of blade, blade root 2 has little shoulder 3.This blade exterior is without any doing the measuring basis of locating, and for the detection of leaf quality, control is required very high in the process of blade production, and the size detection of blade is needed to have location survey benchmark, current measurer cannot realize the accurate location and installation to blade, this makes the detection difficulty of leaf quality very large, and the relative error of testing result is larger.
The detection of blade simultaneously has many aspects, and the efficiency of single detection size is lower, and needs continuous more substitution detector, and need when the time not only wasted but also more substitution detector to reorientate, this can make positioning datum occur deviation unavoidably.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind ofly has accurate positioning installation apparatus and can the comprehensive measuring tool of the multiple parameter of composite measurement.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of two thimbles are the blade multifunctional comprehensive measurer of benchmark, and its innovative point is: comprise pedestal, be installed on the measurer base plate on pedestal and be installed on limited block, the blade two thimble measurer on measurer base plate;
Described pedestal comprises horizontally disposed rectangular parallelepiped base body and is positioned at the pedestal baffle plate that base body both sides vertically arrange; This base body tail end center line is provided with a gage mount pad, this gage mount pad top middle portion is bolted and is provided with hinged an of gage, hinged of this gage is hinged with a linear pattern gage one end, and gage other end level is stretched out unsettled setting and is parallel to base body and can rotates by the pin joint on the hinged platform of gage;
Described measurer floor level is arranged on base body, and is limited in moving along base body long axis direction only between pedestal baffle plate;
Described limited block is horizontally placed on measurer base plate, and this limited block side is close on pedestal baffle plate, and opposite side is close on the blade two thimble measurer that is horizontally set on measurer base plate;
Described blade two thimble measurer comprises the blade root seat contrast block on measurer base, the forward and backward thimble seat being vertically fixedly installed in measurer base two ends and measurer base between forward and backward thimble seat and on tailstock position.
Further, described measurer base is a rectangular structure, measurer base centerline has a keyway A, on measurer base, keyway A both sides in spindle headstock one end have the equally distributed threaded hole of a row, keyway A both sides, tailstock one end are vertically provided with one group of model shelves pin respectively, and are vertically provided with two longitudinal register pins being close on spindle headstock position;
Forward and backward thimble seat is that inverted T shape is installed on measurer base, and forward and backward thimble seat upper end equal height respectively level be relatively set with front thimble and back center, the center line of forward and backward thimble overlaps with the center line of measurer base, and the line of front thimble and back center is through gage pin joint; Described spindle headstock lower center line position has a positioning spline B corresponding with the keyway A on measurer base, and be positioned in the keyway A of measurer base by square key; Blade root seat contrast block has a tapered ramp, is vertically fixed on measurer base, and is close to longitudinal register pin by bolt.
The invention has the advantages that:
(1) can accurate location and installation blade by the measurer of design, and be hinged on pedestal by one end, the gage that can rotate around pin joint, to measure the size of blade, can obtain other important parameter by the simple computation measuring size.Same location measurer is measured and obtains different parameter, avoid the problem that the positioning datum that occurs when measurer is changed is different, make testing result more accurate, and the efficiency of detection is higher;
(2) center line of forward and backward thimble overlaps with the center line of measurer base, the pin joint through gage of forward and backward thimble line, and measurer base centerline has a keyway, by keyway, spindle headstock is played to the effect of guide-localization, before and after ensure that, top center is all the time on desirable center line, makes the structure of measurement more accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of two thimbles of the present invention blade measured by blade multifunctional comprehensive measurer that is benchmark.
The front view of Fig. 2 to be a kind of two thimbles of the present invention be blade multifunctional comprehensive measurer of benchmark.
The vertical view of Fig. 3 to be a kind of two thimbles of the present invention be blade multifunctional comprehensive measurer of benchmark.
The vertical view of Fig. 4 to be a kind of two thimbles of the present invention be blade two thimble measurer of the blade multifunctional comprehensive measurer of benchmark.
The left view of Fig. 5 to be a kind of two thimbles of the present invention be blade two thimble measurer of the blade multifunctional comprehensive measurer of benchmark.
The working state schematic representation of Fig. 6 to be a kind of two thimbles of the present invention be blade multifunctional comprehensive measurer of benchmark.
Embodiment
As shown in Figures 2 and 3, the invention discloses the blade multifunctional comprehensive measurer that a kind of two thimbles are benchmark, comprise pedestal, be installed on the measurer base plate 5 on pedestal and be installed on limited block 6, the blade two thimble measurer 7 on measurer base plate 5.
Pedestal comprises horizontally disposed rectangular parallelepiped base body 8 and is positioned at the pedestal baffle plate 9 that base body both sides vertically arrange; This base body 8 tail end center line is provided with a gage mount pad 10, this gage mount pad 10 top middle portion is connected and installed with a gage hinged 11 by bolt 14, this gage hinged 11 and linear pattern gage 12 one end hinged, gage 12 other end level stretches out unsettled setting, and is parallel to base body 8 and can rotates around gage hinged 11 pin joints; Measurer base plate 5 is horizontally placed on pedestal, and is limited in moving along base body 8 long axis direction only between pedestal baffle plate 9.
Limited block 6 is horizontally placed on measurer base plate 5, and this limited block 6 side is close on pedestal baffle plate 9, and opposite side is close on the blade two thimble measurer 7 that is horizontally set on measurer base plate 5; When limited block 6 is guaranteed on blades installation to pedestal, the center line of blade root 2 passes the pin joint of gage 12, thus guarantees accurate positioning.
As shown in Figure 4 and Figure 5, blade two thimble measurer 7 comprise measurer base 14, be vertically fixedly installed in the tailstock 16 of measurer base 14 one end, be vertically fixedly installed in the spindle headstock 15 of measurer base 14 other end and be vertically fixedly installed in that measurer base 14 is gone forward, blade root seat contrast block 17 between tailstock and on spindle headstock 15 position.
Measurer base 14 is a rectangular structure, measurer base 14 center line has a keyway A18, on measurer base 14, keyway A18 both sides, tailstock 16 one end are parallel is respectively drilled with the equally distributed threaded hole 19 of a row, spindle headstock 15 one end is vertically provided with two model backing pins 20 respectively in keyway A18 both sides, and is vertically provided with two longitudinal register pins 21 being close on spindle headstock 15 position.
Forward and backward thimble seat is that inverted T shape is installed on measurer base 14, and be horizontally disposed with two relative front thimble 22 and back centers 23 respectively in forward and backward thimble seat upper end equal height, the center line of forward and backward thimble overlaps with the center line of measurer base 14, and front thimble 22 passes the pin joint of gage 12 with the line of back center 23; Tailstock 16 lower center line position has a positioning spline B corresponding with the keyway A18 on measurer base 14, and being positioned in the keyway A18 of measurer base 14 by square key 24, the setting of square key 24 makes not depart from desirable center line all the time during the position of adjustment tailstock 16; Blade root seat contrast block 17 has a tapered ramp, and be close to longitudinal register pin 21 and be vertically fixed on measurer base 14 by bolt, the support for blade root 2 is placed.
During use, as shown in Figure 6, blade two thimble measurer 7 is close to limited block 6 to be horizontally placed on measurer base plate 5, make the pin joint of center line through gage 12 of blade two thimble measurer 7, be positioned over by blade on blade two thimble measurer 7, the blade root 2 of blade is positioned on blade root contrast block 17, and blade root 2 one end of blade is fixed on front thimble 22, and the other end of blade fixed by mobile tailstock 16 by back center 23, forward and backward thimble line is through the center line of blade; The symmetry of blade root 2 circular arc degree and both sides blade root 2 is gone out by the wheel measuring of gage 12, and by simply calculating the shoulder height such as tooth pitch and little shoulder; Inner arc model and outer arc model are fixed for the accuracy of measuring blade air part profile by model shelves pin, thus complete measurement.
More than show and describe ultimate principle of the present invention and principal character.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. two thimbles are a blade multifunctional comprehensive measurer for benchmark, it is characterized in that: comprise pedestal, be installed on the measurer base plate on pedestal and be installed on limited block, the blade two thimble measurer on measurer base plate;
Described pedestal comprises horizontally disposed rectangular parallelepiped base body and is positioned at the pedestal baffle plate that base body both sides vertically arrange; This base body tail end center line is provided with a gage mount pad, this gage mount pad top middle portion is bolted and is provided with hinged an of gage, hinged of this gage is hinged with a linear pattern gage one end, and gage other end level is stretched out unsettled setting and is parallel to base body and can rotates by the pin joint on the hinged platform of gage;
Described measurer floor level is arranged on base body, and is limited in moving along base body long axis direction only between pedestal baffle plate;
Described limited block is horizontally placed on measurer base plate, and this limited block side is close on pedestal baffle plate, and opposite side is close on the blade two thimble measurer that is horizontally set on measurer base plate;
Described blade two thimble measurer comprises the blade root seat contrast block on measurer base, the forward and backward thimble seat being vertically fixedly installed in measurer base two ends and measurer base between forward and backward thimble seat and on tailstock position.
2. a kind of two thimbles according to claim 1 are the blade multifunctional comprehensive measurer of benchmark, it is characterized in that: described measurer base is a rectangular structure, measurer base centerline has a keyway A, on measurer base, keyway A both sides in spindle headstock one end have the equally distributed threaded hole of a row, keyway A both sides, tailstock one end are vertically provided with one group of model shelves pin respectively, and are vertically provided with two longitudinal register pins being close on spindle headstock position;
Forward and backward thimble seat is that inverted T shape is installed on measurer base, and forward and backward thimble seat upper end equal height respectively level be relatively set with front thimble and back center, the center line of forward and backward thimble overlaps with the center line of measurer base, and the line of front thimble and back center is through gage pin joint; Described spindle headstock lower center line position has a positioning spline B corresponding with the keyway A on measurer base, and be positioned in the keyway A of measurer base by square key; Blade root seat contrast block has a tapered ramp, is vertically fixed on measurer base, and is close to longitudinal register pin by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510471780.2A CN105352385B (en) | 2015-08-05 | 2015-08-05 | A kind of blade multifunctional comprehensive measurer on the basis of two thimble |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510471780.2A CN105352385B (en) | 2015-08-05 | 2015-08-05 | A kind of blade multifunctional comprehensive measurer on the basis of two thimble |
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| CN105352385A true CN105352385A (en) | 2016-02-24 |
| CN105352385B CN105352385B (en) | 2018-01-16 |
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| CN201510471780.2A Active CN105352385B (en) | 2015-08-05 | 2015-08-05 | A kind of blade multifunctional comprehensive measurer on the basis of two thimble |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440996A (en) * | 2016-08-30 | 2017-02-22 | 南通中能机械制造有限公司 | Three-centre polyhedral measuring fixture for standard blades |
| CN112388263A (en) * | 2020-06-09 | 2021-02-23 | 南通中能机械制造有限公司 | Processing technology of rhombic surface tooth-shaped blade root blade without blade crown for steam turbine |
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| CN201997784U (en) * | 2010-12-06 | 2011-10-05 | 南通中能机械制造有限公司 | Processing clamp for steam turbine guide blade with eccentric cambered surfaces as end surfaces of blade shroud and blade base |
| EP2458323A1 (en) * | 2010-11-26 | 2012-05-30 | Baumer Innotec AG | Rotor blade with a device for measuring deformation under load |
| CN203443507U (en) * | 2013-09-06 | 2014-02-19 | 哈尔滨汽轮机厂有限责任公司 | Combined detection measuring tool of steam turbine blade with dovetail-shaped blade root |
| CN103604396A (en) * | 2013-11-20 | 2014-02-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Fixation apparatus for stator blade profile and journal bounce detection |
| CN103604397A (en) * | 2013-11-20 | 2014-02-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Multistage general angle self-adaptive blade three-coordinate measuring holder |
| CN103940317A (en) * | 2014-04-25 | 2014-07-23 | 哈尔滨汽轮机厂有限责任公司 | Small moving vane universal combination detecting measuring tool in steam turbine |
-
2015
- 2015-08-05 CN CN201510471780.2A patent/CN105352385B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2458323A1 (en) * | 2010-11-26 | 2012-05-30 | Baumer Innotec AG | Rotor blade with a device for measuring deformation under load |
| CN201997784U (en) * | 2010-12-06 | 2011-10-05 | 南通中能机械制造有限公司 | Processing clamp for steam turbine guide blade with eccentric cambered surfaces as end surfaces of blade shroud and blade base |
| CN203443507U (en) * | 2013-09-06 | 2014-02-19 | 哈尔滨汽轮机厂有限责任公司 | Combined detection measuring tool of steam turbine blade with dovetail-shaped blade root |
| CN103604396A (en) * | 2013-11-20 | 2014-02-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Fixation apparatus for stator blade profile and journal bounce detection |
| CN103604397A (en) * | 2013-11-20 | 2014-02-26 | 沈阳黎明航空发动机(集团)有限责任公司 | Multistage general angle self-adaptive blade three-coordinate measuring holder |
| CN103940317A (en) * | 2014-04-25 | 2014-07-23 | 哈尔滨汽轮机厂有限责任公司 | Small moving vane universal combination detecting measuring tool in steam turbine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440996A (en) * | 2016-08-30 | 2017-02-22 | 南通中能机械制造有限公司 | Three-centre polyhedral measuring fixture for standard blades |
| CN112388263A (en) * | 2020-06-09 | 2021-02-23 | 南通中能机械制造有限公司 | Processing technology of rhombic surface tooth-shaped blade root blade without blade crown for steam turbine |
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| Publication number | Publication date |
|---|---|
| CN105352385B (en) | 2018-01-16 |
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