CN203053414U - Gas turbine blade suspension type detection positioning device - Google Patents
Gas turbine blade suspension type detection positioning device Download PDFInfo
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- CN203053414U CN203053414U CN 201320066291 CN201320066291U CN203053414U CN 203053414 U CN203053414 U CN 203053414U CN 201320066291 CN201320066291 CN 201320066291 CN 201320066291 U CN201320066291 U CN 201320066291U CN 203053414 U CN203053414 U CN 203053414U
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Abstract
A gas turbine blade suspension type detection positioning device is characterized by comprising a base, a left frame, and a right frame; wherein the left frame and the right frame are fixed on the base, upper ends of the left frame and the right frame are fixedly connected through a connecting block; a lower part between the left frame and the right frame is provided with a limiting block, a middle part of an upper edge of the limiting block is provided with a groove; a lower positioning block is connected between the left frame and the right frame at an upper part of the limiting block, the lower positioning block is provided with a lower jacking device; an upper part between the left frame and the right frame is connected with an upper positioning block, the upper positioning block is provided with an upper jacking device; and a clamping device is connected between the left frame and the right frame at a lower part of the upper positioning block. According to the gas turbine blade suspension type detection positioning device of the utility model, a blade faces down after a blade root is positioned, when the blade root is assembled, a positioning standard plane moves down under the action of gravity of the blade to be coincided with a clamping face, so as to realize positioning, thus a high positioning accuracy is achieved; in addition, the positioning standard plane for assembling of the blade is used as the reference to perform measurement, thus the deviation between a measured dimension and an actual dimension is small; and an end face of the blade root is fixed through the jacking device, thus the blade can be more stable during the process of measurement.
Description
Technical field
The utility model relates to a kind of detection of combustion machine blade device, particularly a kind of combustion machine blade suspension type detection and location device.
Background technology
Before the production of combustion machine blade is dispatched from the factory, all to guarantee the accurate cooperation between parts, satisfy design accuracy through strict size detection, ensure later stage combustion machine serviceability.Combustion machine blade all needed the blade root of blade is fixed when measuring, and again blade was implemented to measure, so the bearing accuracy of clamping part influences most importantly to measuring fixedly the time, existing stationary installation mainly contains horizontal and vertical dual mode; Use that blade integral is the level of state after blade root is fixed when horizontal, make blade root be subjected to a deflection force because blade center of gravity is in the clamping part outside, cause the blade skew, it is not very accurate measuring; Use when vertical blade root towards lower blade up, blade can produce a downward displacement during clamping blade root under gravity effect; Localization criteria face when above-mentioned two kinds of methods all can not be assembled blade root under gravity effect carries out hi-Fix, and produce size offset in the dimensional tolerence when cooperating with clamping part, cause the precision when measuring not high, also can be owing to stressed unbalanced also can the causing of blade root weighs wounded; Do not reach the theoretical requirement of blade installation when making assembling.
The utility model content
In order to reduce the deviation that produces when blade root is located, the utility model provides a kind of combustion machine blade to detect and has used device.
The technical solution adopted in the utility model is: a kind of combustion machine blade suspension type detection and location device, it is characterized in that comprising base and left frame, right frame, and left frame and right frame are fixed on the base, and the upper end is fixedly connected by contiguous block; The bottom is provided with limited block between left side frame and right frame, and middle part, limited block upper edge is provided with groove; Be connected with down locating piece between limited block top left side frame and right frame, following locating piece is provided with down holding device; Top is connected with locating piece between left side frame and right frame, and last locating piece is provided with holding device; Be connected with clamping device between last locating piece bottom left side frame and right frame.
Described holding device down is provided with the vertical lining of fixedlying connected with following locating piece, be combined with the location lower push rod in the lining, lower push rod top is tip, the termination, bottom is the top cap, there is knurled nut the lining lower end by threaded engagement, be provided with spring between top cap and lining the top cap is contacted with the knurled nut inner face, knurled nut places in the limited block groove.
The described holding device of going up is provided with upper ejector pin, in the vertical lining that upper ejector pin is engaged in last locating piece is fixedlyed connected, the upper ejector pin lower end is tip, the termination, top is the top cap, be provided with spring between top cap and lining, cap top, top is provided with vertical screw rod, and screw rod is connected by threaded engagement with upper cover plate on being fixed on fixed block, and the screw rod upper end is connected with handwheel.
Described clamping device is provided with a fixed mount of fixedlying connected with right frame with left frame, the fixed mount below is connected with fixed block and movable block, movable block is engaged in and is connected with the jackscrew that pushes it against fixed block on the guide rail, and the shape of fixed block and movable block opposite face is coincide with the blade root both sides shape of wanting the clamping blade respectively.
Described left frame and right frame are internally connected with survey instrument.
The utility model is positioning rear blade down to blade root, localization criteria face during the blade root assembling moves down under the effect of blade gravity and the identical location of realizing of clamping face, the bearing accuracy height, because the localization criteria face with blade assembling is that benchmark is measured, so record size and the physical size deviation is little; Add the blade root end face and fix by holding device, make when measuring blade more stable.
Description of drawings
Fig. 1 is the utility model embodiment one-piece construction synoptic diagram;
Fig. 2 is the utility model embodiment clamping device structural representation;
Number in the figure title: 1 base; 2 left frames; 3 right frames; 4 contiguous blocks; 5 limited blocks; 6 times locating pieces; Locating piece on 7; 8 lower push rods; 9 knurled nuts; 10 upper ejector pins; 11 screw rods; 12 upper cover plates; 13 handwheels; 14 fixed blocks; 15 movable blocks; 16 guide rails; 17 jackscrews; 18 fixed mounts.
Embodiment
The utility model embodiment as shown in Figure 1, 2, this combustion machine blade suspension type detection and location device is provided with base 1 and left frame 2, right frame 3, left frame 2 and right frame 3 are fixed on the base 1, the upper end is fixedly connected by contiguous block 4; Left side frame 2 and 3 bottoms of right frame are provided with limited block 5, and middle part, limited block 5 upper edges is provided with groove; Limited block 5 tops left side frame 2 and 3 of right frames are connected with down locating piece 6, and following locating piece 6 is provided with down holding device; Following holding device is provided with the vertical lining of fixedlying connected with following locating piece 6, be combined with location lower push rod 8 in the lining, lower push rod 8 tops are tip, the termination, bottom is the top cap, there is knurled nut 9 the lining lower end by threaded engagement, be provided with spring between top cap and lining the top cap is contacted with knurled nut 9 inner faces, knurled nut 9 places in limited block 5 grooves; Left side frame 2 and 3 tops of right frame are connected with locating piece 7, and last locating piece 7 is provided with holding device; Last holding device is provided with upper ejector pin 10, upper ejector pin 10 is engaged in the vertical lining of fixedlying connected with last locating piece 7, upper ejector pin 10 lower ends are tip, the termination, top is the top cap, be provided with spring between top cap and lining, cap top, top is provided with vertical screw rod 11, and screw rod 11 is connected by threaded engagement with upper cover plate 12 on being fixed on fixed block 14, and screw rod 11 upper ends are connected with handwheel 13; Last locating piece 7 bottoms left side frame 2 and 3 of right frames are connected with clamping device; Clamping device is provided with a fixed mount 18 of fixedlying connected with right frame 3 with left frame 2, fixed mount 18 belows are connected with fixed block 14 and movable block 15, movable block 15 is engaged in and is connected with the jackscrew 17 that pushes it against fixed block 14 on the guide rail 16, and the shape of fixed block 14 and movable block 15 opposite faces is coincide with the blade root both sides shape of wanting the clamping blade respectively; During use blade root and fixed block 14 and movable block 15 are coincide, regulate jackscrew 17 and clamp back control hand wheel 13 usefulness upper ejector pins 10 and compress the blade root end face, regulate 8 pairs of blades of knurled nut 9 usefulness lower push rods again and locate; In the position fixing process in fixed block 14 and movable block 15 clamping process, the localization criteria face in blade root when assembling under the effect of blade gravity to moving down and clamping face coincide and realizes the location, the bearing accuracy height, because the localization criteria face with blade assembling is that benchmark is measured, so record size and the physical size deviation is little; Add the blade root end face and fix by holding device, make when measuring blade more stable, thereby the installation dimensional requirement of blade when guaranteeing assembling.
Survey instrument can be installed in left frame and right frame inside during measurement.
Claims (5)
1. a combustion machine blade suspension type detection and location device is characterized in that comprising base (1) and left frame (2), right frame (3), and left frame (2) and right frame (3) are fixed on the base (1), and the upper end is fixedly connected by contiguous block (4); The bottom is provided with limited block (5) between left side frame (2) and right frame (3), and middle part, limited block (5) upper edge is provided with groove; Be connected with down locating piece (6) between limited block (5) top left side frame (2) and right frame (3), following locating piece (6) is provided with down holding device; Top is connected with locating piece (7) between left side frame (2) and right frame (3), and last locating piece (7) is provided with holding device; Be connected with clamping device between last locating piece (7) bottom left side frame (2) and right frame (3).
2. combustion machine blade suspension type detection and location device according to claim 1, it is characterized in that described holding device down is provided with the vertical lining of fixedlying connected with following locating piece (6), be combined with location lower push rod (8) in the lining, lower push rod (8) top is tip, the termination, bottom is the top cap, there is knurled nut (9) the lining lower end by threaded engagement, is provided with spring between top cap and lining the top cap is contacted with knurled nut (9) inner face, and knurled nut (9) places in limited block (5) groove.
3. combustion machine blade suspension type detection and location device according to claim 1, it is characterized in that the described holding device of going up is provided with upper ejector pin (10), upper ejector pin (10) is engaged in the vertical lining of fixedlying connected with last locating piece (7), upper ejector pin (10) lower end is tip, the termination, top is the top cap, be provided with spring between top cap and lining, cap top, top is provided with vertical screw rod (11), screw rod (11) is connected by threaded engagement with upper cover plate (12) on being fixed on fixed block (14), and screw rod (11) upper end is connected with handwheel (13).
4. combustion machine blade suspension type detection and location device according to claim 1, it is characterized in that described clamping device is provided with a fixed mount (18) of fixedlying connected with right frame (3) with left frame (2), fixed mount (18) below is connected with fixed block (14) and movable block (15), movable block (15) is engaged in and is connected with the jackscrew (17) that pushes it against fixed block (14) on the guide rail (16), and the shape of fixed block (14) and movable block (15) opposite face is coincide with the blade root both sides shape of wanting the clamping blade respectively.
5. combustion machine blade suspension type detection and location device according to claim 1 is characterized in that described left frame (2) and right frame (3) are internally connected with survey instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066291 CN203053414U (en) | 2013-02-05 | 2013-02-05 | Gas turbine blade suspension type detection positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066291 CN203053414U (en) | 2013-02-05 | 2013-02-05 | Gas turbine blade suspension type detection positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053414U true CN203053414U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320066291 Expired - Fee Related CN203053414U (en) | 2013-02-05 | 2013-02-05 | Gas turbine blade suspension type detection positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203053414U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197799A (en) * | 2014-08-18 | 2014-12-10 | 南京赛达机械制造有限公司 | Measuring tool positioning device special for die forging blade of steam turbine |
| CN105397678A (en) * | 2015-11-30 | 2016-03-16 | 哈尔滨飞机工业集团有限责任公司 | Detecting tool for distance-variable rocker arm |
-
2013
- 2013-02-05 CN CN 201320066291 patent/CN203053414U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197799A (en) * | 2014-08-18 | 2014-12-10 | 南京赛达机械制造有限公司 | Measuring tool positioning device special for die forging blade of steam turbine |
| CN105397678A (en) * | 2015-11-30 | 2016-03-16 | 哈尔滨飞机工业集团有限责任公司 | Detecting tool for distance-variable rocker arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20210205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |