CN104197799A - Measuring tool positioning device special for die forging blade of steam turbine - Google Patents
Measuring tool positioning device special for die forging blade of steam turbine Download PDFInfo
- Publication number
- CN104197799A CN104197799A CN201410407883.8A CN201410407883A CN104197799A CN 104197799 A CN104197799 A CN 104197799A CN 201410407883 A CN201410407883 A CN 201410407883A CN 104197799 A CN104197799 A CN 104197799A
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- steam turbine
- die forging
- briquetting
- positioning seat
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- 238000005242 forging Methods 0.000 title claims abstract description 71
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 abstract 5
- 238000004904 shortening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses a measuring tool positioning device special for a die forging blade of a steam turbine. The positioning device is clamped and fixed on a vertical frame measuring tool special for the die forging blade of the steam turbine, and comprises a base plate, and a standard tooth-shaped positioning seat, a pressing block, guide blocks, a linkage block, a fixing block, a steam outlet side positioning block and a pressing screw which are arranged on the base plate, wherein the pressing screw is adjusted to drive the pressing block to move so as to realize the positioning of the die forging blade of the steam turbine between the standard tooth-shaped positioning seat and the pressing block, and then the vertical frame measuring tool is used for measuring the positioned die forging blade of the steam turbine. The positioning device disclosed by the invention has the advantages of simple structure, convenient operation, convenient mounting and dismounting, and good clamping stability. The problems of the processing and the measurement of the die forging blade of the steam turbine can be solved well, and the purposes of saving manufacturing cost and shortening manufacturing period for the measuring tool can also be realized, so that the vertical frame measuring tool can be well applied.
Description
Technical field
The present invention relates to a kind of locating device, be specifically related to a kind of on steam turbine die forging blade special measuring tool the matching used steam turbine die forging blade special measuring tool locating device for location survey.
Background technology
Because die forging blade is generally used for what leaf production of end in steam turbine, general length of blade is longer, majority does not adopt horizontal measurer, use vertical gage measuring, because blade is not only long but also wide, therefore the vertical frame measurer that in design, employing versatility is stronger is as general measurer, so both saved measurer cost of manufacture, save again measurer fabrication cycle, and when existing vertical gage measuring because blade shape is varied, and the size of every kind of blade all has selectivity, therefore can not only reach measurement object with general measurer, and in the time measuring with vertical measurer, being difficult to that steam turbine die forging blade is fixed on to vertical measurer well locates, will select different vertical measurers for different steam turbine die forging blades, increase cost of manufacture, extend fabrication cycle, and use inconvenience to change the vertical measurer being applicable to according to steam turbine die forging blade, the limitation of vertical measurer increases, design a kind of locating device supporting the use on steam turbine die forging blade measurer that can overcome above-mentioned shortcoming and become those skilled in the art's technical matters urgently to be resolved hurrily.
Summary of the invention
Technical matters to be solved by this invention is because steam turbine die forging blade shape is varied, and the size of every kind of blade all has selectivity, the object and the steam turbine die forging blade that only use general measurer not reach measurement are difficult to location in general measurer, overcome the shortcoming of prior art, a kind of steam turbine die forging blade special measuring tool locating device for location survey on vertical frame measurer that supports the use is provided, this positioning device structure is simple, easy to operate, assembly and disassembly is convenient, by the position that regulates housing screw to adjust briquetting, the good clamping of steam turbine die forging blade is fixed on vertical frame measurer and is located, clamping good stability, can solve the in-process measurement problem of steam turbine die forging blade, can reach again the object of saving measurer cost of manufacture and measurer fabrication cycle, vertical frame measurer is better applied.
In order to solve above technical matters, the invention provides a kind of steam turbine die forging blade special measuring tool locating device, this locating device clamping is fixed on steam turbine die forging blade special vertical framework measurer, comprise base plate, and be arranged on standard tooth form positioning seat, guide block, briquetting, linkage block, fixed block and the steam output side locating piece on base plate, wherein:
Standard tooth form positioning seat is the positioning seat that a side is distributed with blade fitting recess radially, be provided with the steam output side locating piece perpendicular with standard tooth form positioning seat along a side of standard tooth form positioning seat length direction, be positioned at the side that standard tooth form positioning seat is distributed with blade fitting recess radially and be provided with two guide blocks that parallel, the upper end of guide block extends to form the first bayonet socket, between two guide blocks that parallel, be provided with briquetting, the lower end of briquetting extends to form second bayonet socket suitable with the first bayonet socket, briquetting is incorporated on guide block and is slided along briquetting Width by the second bayonet socket and the first bayonet socket and guide block card, on briquetting, be provided with linkage block, briquetting is provided with fixed block away from a side of standard tooth form positioning seat, the middle part of fixed block is provided with a housing screw that penetrates fixed block, housing screw is connected with the linkage block being arranged on standard tooth form positioning seat through fixed block, by regulating housing screw to promote the movement of briquetting,
Standard tooth form positioning seat, steam output side locating piece and guide block are all fixedly connected on horizontally disposed base plate by trip bolt and register pin, and fixed block is fixedly connected on base plate by trip bolt, and linkage block is fixedly mounted on briquetting by trip bolt.
The technical scheme that the present invention further limits is:
In aforementioned steam turbine die forging blade special measuring tool locating device, the profile molded line of the blade fitting recess that standard tooth form positioning seat one side distributes is radially consistent with the fitting recess of steam turbine die forging blade, be that the blade fitting recess that distributes radially of standard tooth form positioning seat one side is the same with the fitting recess of actual steam turbine die forging blade, and consistent with the shape of root on actual steam turbine die forging blade, turbine blade is just placed in the blade fitting recess that standard tooth form positioning seat one side distributes radially, so more can be stable steam turbine die forging blade is positioned and is fixed.
One side of standard tooth form positioning seat of the present invention is the blade fitting recess distributing radially, adopt such positioning seat, steam turbine die forging blade being clamped when fixing, what steam turbine die forging blade coincide is placed in standard tooth form positioning seat, clamping is effective, steadiness is good, and in the time that steam turbine die forging blade is measured, accuracy is improved.
In aforementioned steam turbine die forging blade special measuring tool locating device, briquetting is that the extended rectangular parallelepiped of terraced body and terraced body forms, and the inclined-plane that on briquetting, terraced body forms is corresponding with the blade fitting recess that standard tooth form positioning seat one side distributes radially.
Inclined-plane on briquetting is butted on steam turbine die forging blade it is fixed, be different from general square briquetting, briquetting of the present invention is made up of terraced body and rectangular parallelepiped, the inclined-plane of ladder body is just butted on the root of steam turbine die forging blade, with the corresponding steam turbine die forging blade of clamping of blade fitting recess distributing radially on standard tooth form positioning seat, less to the infringement of steam turbine die forging blade when steam turbine die forging blade is carried out to fine location, in clamping process, be difficult for causing because pressure is excessive the deformed damaged to steam turbine die forging blade.
In aforementioned steam turbine die forging blade special measuring tool locating device, linkage block is fixedly mounted on briquetting by trip bolt, in linkage block, have a U-lag, be extended with fixing projection on U-lag, housing screw is arranged in the U-lag of linkage block and by fixing projection and fixes.
Thereby linkage block is for being connected the effect that reaches adjusting briquetting with housing screw, housing screw only need be placed in the capable groove of U of linkage block, by its fixing projection just can be fixed and clamped screw and briquetting, without extra fixed mechanism, simple in structure, easy to operate.
In aforementioned steam turbine die forging blade special measuring tool locating device, the surface of housing screw is provided with external thread, in fixed block, be provided with the internal thread suitable with housing screw external thread, housing screw is threaded with fixed block, the movement that can realize housing screw that is threaded has the location that can realize housing screw, can not produce dystopy phenomenon when fixing steam turbine die forging blade being carried out to clamping.
In aforementioned steam turbine die forging blade special measuring tool locating device, standard tooth form positioning seat, briquetting, linkage block and fixed block are parallel to each other, and the axis of standard tooth form positioning seat, briquetting, linkage block and fixed block is same straight line.
The invention has the beneficial effects as follows:
The present invention is except adopting standard tooth form positioning seat and briquetting to position clamping steam turbine die forging blade, also adopt the steam output side locating piece that is arranged at standard tooth form positioning seat one side, one side of steam turbine die forging blade has venthole, in the time that steam turbine die forging blade clamping is between standard tooth form positioning seat and briquetting, effect tubine die forging blade at pressure in the situation that pressure is excessive is understood sideslip, cause being difficult to location, measurement result is inaccurate, the sideslip of steam turbine die forging blade has been avoided in the setting of steam output side locating piece, further stablize the location of steam turbine die forging blade in measurer, guarantee the Measurement accuracy of measurer,
The present invention is by base plate and vertical frame measurer is suitable is fixed on vertical frame measurer, easy installation and removal, convenient operation by clamping;
The present invention assembles, simple in structure, convenient for maintaining, fix steam turbine die forging blade with standard tooth form positioning seat and the briquetting that is arranged at opposite, by the combination of guide block and housing screw, briquetting is regulated mobile, in the situation that standard tooth form positioning seat is motionless, realize the clamping to steam turbine die forging blade and relax, easily steam turbine die forging blade is positioned on vertical frame measurer, then vertical frame measurer is measured steam turbine die forging blade, and measuring accuracy improves.
Brief description of the drawings
Fig. 1 is the structural representation of steam turbine die forging blade special measuring tool locating device embodiment of the present invention;
Fig. 2 is the working state figure that steam turbine die forging blade special measuring tool locating device of the present invention and vertical frame measurer are used in conjunction with;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the P-P sectional view in Fig. 3;
Fig. 5 is the vertical view of Plays flute profile positioning seat of the present invention;
Fig. 6 is the A-A sectional view in Fig. 5;
Fig. 7 is the vertical view of guide block in the present invention;
Fig. 8 is the cut-open view of guide block in the present invention;
Fig. 9 is the vertical view of briquetting in the present invention;
Figure 10 is the front view of briquetting in the present invention;
Figure 11 is the cut-open view of briquetting in the present invention;
Figure 12 is the front view of linkage block in the present invention;
Figure 13 is the vertical view of linkage block in the present invention;
In figure: 1-base plate, 2-standard tooth form positioning seat, 3-steam output side locating piece, 4-briquetting, 5-guide block, 6-linkage block, 7-fixed block, 8-housing screw, 9-blade fitting recess, 10-the first bayonet socket, 11-the second bayonet socket, 12-U shape groove, 13-fixes projection, 14-trip bolt, 15-register pin.
Embodiment
embodiment 1
A kind of steam turbine die forging blade special measuring tool locating device that the present embodiment provides, structure is as shown in Fig. 1-13, this locating device clamping is fixed on steam turbine die forging blade special vertical framework measurer, comprise base plate 1, and be arranged on standard tooth form positioning seat 2, guide block 5, briquetting 4, linkage block 6, fixed block 7 and the steam output side locating piece 3 on base plate 1, wherein:
Standard tooth form positioning seat 2 be a side be distributed with radially blade fitting recess 9 positioning seat as shown in Figure 6, the profile molded line of blade fitting recess 9, radially radius is all consistent with the fitting recess of steam turbine die forging leaf with circular dividing, be provided with the steam output side locating piece 3 perpendicular with standard tooth form positioning seat 2 along a side of standard tooth form positioning seat 2 length directions, be positioned at the side that standard tooth form positioning seat 2 is distributed with blade fitting recess 9 radially and be provided with two guide blocks that parallel 5, the upper end of guide block 5 extends to form the first bayonet socket 10 as shown in Figure 8, between two guide blocks 5 that parallel, be provided with briquetting 4, briquetting is that the extended rectangular parallelepiped of terraced body and terraced body forms as shown in figure 11, spacing between blade fitting recess corresponding standard tooth form as shown in Figure 4 positioning seat and briquetting that the inclined-plane that on briquetting, terraced body forms distributes radially with standard tooth form positioning seat one side from top to bottom reduces gradually, the lower end of briquetting 4 extends to form second bayonet socket 11 suitable with the first bayonet socket 10 as shown in Figures 9 and 10, briquetting is incorporated on guide block 5 and slides along briquetting Width with guide block 5 cards by the second bayonet socket 11 and the first bayonet socket 10, on briquetting 4, be provided with linkage block 6, linkage block 6 is fixedly mounted on briquetting 4 by trip bolt 14, in linkage block 6, have a U-lag 12, on U-lag 12, be extended with fixing projection 13 as shown in Figures 12 and 13, it is interior also fixing by fixing projection 13 that housing screw 8 is arranged at the U-lag 12 of linkage block 6, briquetting 4 is provided with fixed block 7 away from a side of standard tooth form positioning seat 2, the middle part of fixed block 7 is provided with a housing screw 8 that penetrates fixed block 7, the surface of housing screw 8 is provided with external thread, in fixed block 7, be provided with the internal thread suitable with housing screw 8 external threads, housing screw 8 is threaded with fixed block 7, housing screw 8 is connected with the linkage block 6 being arranged on standard tooth form positioning seat 2 through fixed block 7, by regulating housing screw 8 to promote the movement of briquetting 4,
Standard tooth form positioning seat 2, steam output side locating piece 3 and guide block 5 are all fixedly connected on horizontally disposed base plate 1 by trip bolt 14 and register pin 15, fixed block 7 is fixedly connected on base plate 1 by trip bolt 14, linkage block 6 is fixedly mounted on briquetting 4 by trip bolt 14, standard tooth form positioning seat 2, briquetting 4, linkage block 6 and fixed block 7 are parallel to each other, and the axis of standard tooth form positioning seat 2, briquetting 4, linkage block 6 and fixed block 7 is same straight line.
When concrete enforcement, by standard tooth form positioning seat 2, steam output side locating piece 3, guide block 5, briquetting 4, fixed block 7 need to be fixedly mounted on base plate 1 with the angle being applicable to by the location of steam turbine die forging blade, by base plate 1 clamping on vertical frame measurer, rotatably compress the distance that screw 8 pulls open briquetting 4 and standard tooth form positioning seat 2, the steam turbine die forging blade that needs are measured is placed on and between standard tooth form positioning seat 2 and briquetting 4, allows the root of steam turbine die forging blade just be fastened in the blade fitting recess 9 that standard tooth form positioning seat 2 one sides distribute radially, then regulate housing screw 8 that briquetting is supported gradually to standard tooth form positioning seat 2, steam turbine die forging blade is had good positioning, then vertical frame measurer is measured the steam turbine die forging blade of having good positioning.
Using the present invention to coordinate is arranged on vertical frame measurer, realize the measurement that adopts general measurer can realize the steam turbine die forging blade to difformity, size, do not need ceaselessly to change measurer according to blade, solve the location survey problem of steam turbine die forging blade, can reach again and save measurer cost of manufacture and measurer fabrication cycle simultaneously, vertical frame measurer is better applied, and whole measuring process is simple to operate, and labour intensity is little.
Standard tooth form positioning seat 2 of the present invention, briquetting 4, guide block 5, fixed block 7 and linkage block 6 levels are fixedly connected on base plate 1, need to select to be fixedly connected on base plate upper angle according to the location of steam turbine die forging blade, the axis of the flute profile that maintains the standard positioning seat 2, briquetting 4, guide block 5, fixed block 7 and linkage block 6 is on same straight line.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (6)
1. a steam turbine die forging blade special measuring tool locating device, this locating device clamping is fixed on steam turbine die forging blade special vertical framework measurer, it is characterized in that: comprise base plate (1), and be arranged on standard tooth form positioning seat (2), briquetting (4), guide block (5), linkage block (6), fixed block (7) and the steam output side locating piece (3) on base plate (1), wherein:
Described standard tooth form positioning seat (2) is the positioning seat that a side is distributed with blade fitting recess (9) radially, be provided with the steam output side locating piece (3) perpendicular with standard tooth form positioning seat (2) along a side of described standard tooth form positioning seat (2) length direction, be positioned at the side that standard tooth form positioning seat (2) is distributed with blade fitting recess (9) radially and be provided with two guide blocks that parallel (5), the upper end of described guide block (5) extends to form the first bayonet socket (10), between described two guide blocks (5) that parallel, be provided with described briquetting (4), the lower end of described briquetting (4) extends to form second bayonet socket (11) suitable with described the first bayonet socket (10), briquetting (4) is incorporated in guide block (5) by the second bayonet socket (11) and the first bayonet socket (10) with guide block (5) card and above slides along briquetting (4) Width, on described briquetting (4), be provided with described linkage block (6), described briquetting (4) is provided with described fixed block (7) away from a side of standard tooth form positioning seat (2), the middle part of described fixed block (7) is provided with a housing screw (8) that penetrates fixed block (7), described housing screw (8) is connected with the linkage block (6) being arranged on standard tooth form positioning seat (2) through fixed block (7), by regulating housing screw (8) to promote the movement of briquetting (4),
Described standard tooth form positioning seat (2), steam output side locating piece (3) and guide block (5) are all fixedly connected on horizontally disposed base plate (1) by trip bolt (14) and register pin (15), it is upper that described fixed block (7) is fixedly connected on base plate (1) by trip bolt (14), and described linkage block (6) is fixedly mounted on described briquetting (4) by trip bolt (14).
2. steam turbine die forging blade special measuring tool locating device according to claim 1, is characterized in that: the profile molded line of the blade fitting recess (9) that described standard tooth form positioning seat (2) one sides distribute is radially consistent with the fitting recess of steam turbine die forging blade.
3. steam turbine die forging blade special measuring tool locating device according to claim 1, it is characterized in that: described briquetting (4) is terraced body and the extended rectangular parallelepiped formation of terraced body, and the inclined-plane that the upper terraced body of described briquetting (4) forms is corresponding with the blade fitting recess (9) that described standard tooth form positioning seat (2) one sides distribute radially.
4. steam turbine die forging blade special measuring tool locating device according to claim 1, it is characterized in that: described linkage block (6) is fixedly mounted on described briquetting (4) by trip bolt (14), in described linkage block (6), have a U-lag (12), on U-lag (12), be extended with fixing projection (13), it is interior also fixing by fixing projection (13) that described housing screw (8) is arranged at the U-lag (12) of linkage block (6).
5. steam turbine die forging blade special measuring tool locating device according to claim 1, it is characterized in that: the surface of described housing screw (8) is provided with external thread, in described fixed block (7), be provided with the internal thread suitable with housing screw (8) external thread, housing screw (8) is threaded with fixed block (7).
6. steam turbine die forging blade special measuring tool locating device according to claim 1, it is characterized in that: described standard tooth form positioning seat (2), briquetting (4), linkage block (6) and fixed block (7) are parallel to each other, and the axis of described standard tooth form positioning seat (2), briquetting (4), linkage block (6) and fixed block (7) is same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407883.8A CN104197799A (en) | 2014-08-18 | 2014-08-18 | Measuring tool positioning device special for die forging blade of steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407883.8A CN104197799A (en) | 2014-08-18 | 2014-08-18 | Measuring tool positioning device special for die forging blade of steam turbine |
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| Publication Number | Publication Date |
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| CN104197799A true CN104197799A (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410407883.8A Pending CN104197799A (en) | 2014-08-18 | 2014-08-18 | Measuring tool positioning device special for die forging blade of steam turbine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548477A (en) * | 2018-05-30 | 2018-09-18 | 中国航发动力股份有限公司 | A kind of die forging rotor blade cast headgear position measures tooling and measurement method |
| CN109341478A (en) * | 2018-11-14 | 2019-02-15 | 中国航发动力股份有限公司 | A kind of turbo blade dimension measuring device and measurement method |
| CN113524065A (en) * | 2020-09-29 | 2021-10-22 | 无锡透平叶片有限公司 | Frame type measuring tool for measuring T-type blade root blades of reaction type steam turbines |
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| CN113524065A (en) * | 2020-09-29 | 2021-10-22 | 无锡透平叶片有限公司 | Frame type measuring tool for measuring T-type blade root blades of reaction type steam turbines |
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Application publication date: 20141210 |
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