CN202224916U - Three-dimensional space positioning assembly fixture for mixed flow type runner blades - Google Patents
Three-dimensional space positioning assembly fixture for mixed flow type runner blades Download PDFInfo
- Publication number
- CN202224916U CN202224916U CN2011203143598U CN201120314359U CN202224916U CN 202224916 U CN202224916 U CN 202224916U CN 2011203143598 U CN2011203143598 U CN 2011203143598U CN 201120314359 U CN201120314359 U CN 201120314359U CN 202224916 U CN202224916 U CN 202224916U
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- water inlet
- water outlet
- frontier inspection
- water
- newel
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Abstract
The utility model provides a three-dimensional space positioning assembly fixture for mixed flow type runner blades, which comprises a base and a center column, wherein the center column is fixed onto the base which is mounted at a center hole of a runner crown. An outer column sleeve which is capable of rotating around the axis of the center column is sleeved to the outer side of the center column, and a water outlet side detecting standard plate is fixed to the lateral side of the outer column sleeve and provided with a water outlet side detecting standard plane. A fastening support which is capable of rotating around the axis of the center column is disposed at the upper end of the center column, one end of a connecting pipe is fixed onto the fastening support, and the other end of the connecting pipe is connected to a water inlet side support. A water inlet side detecting standard plate is fixed onto the water inlet side support and provided with a water inlet side detecting standard plane, and the water outlet side detecting standard plane and the water inlet side detecting standard plane both penetrate through the axis of the center column. The three-dimensional space positioning assembly fixture for mixed flow type runner blades is high in precision and easy in operation.
Description
Technical field
The utility model relates to a kind of francis turbine runner blade three-dimensional fix assembly tooling, belongs to special-purpose production technology equipment field.
Background technology
Runner is as the core component of hydroelectric generation unit, is related to the efficient of a whole set of unit, Key Performance Indicator such as exert oneself.Particularly the accuracy of manufacture of runner in manufacture process can directly influence the quality of runner, so the positional precision when how to control runner bucket and assembling is most important in manufacture process.
What in runner assembling in the past, use is the interior fraction assembly tooling that waits; Each structure all is fixed in the frock; When measuring the runner bucket different parts, need reorientate frock, precision is not high, and it is not suitable for large-scale mixed runner (more than runner diameter 5m); And the high water head runner, so its versatility is relatively poor.
The utility model content
The technical problem that the utility model will solve is to provide a kind of precision height, easy-operating francis turbine runner blade three-dimensional fix assembly tooling.
In order to solve the problems of the technologies described above; A kind of francis turbine runner blade three-dimensional fix assembly tooling that the utility model provides; Comprise the base that is installed in the runner crown central hole, be fixed on the newel on the base, the outside of said newel is with the outer column sleeve that can rotate around the axial line of newel; The side of said outer column sleeve is fixed with the water outlet frontier inspection and surveys datum plate; The water outlet frontier inspection is surveyed datum plate and is provided with water outlet frontier inspection survey datum plane, and the upper end of said newel is provided with the fastening bearing that can rotate around the axial line of newel, and an end of tube connector is fixed on the said fastening bearing; The other end of said tube connector is connected on the support of water limit; Be fixed with into water frontier inspection survey datum plate on the support of said water inlet limit, said water inlet frontier inspection is surveyed datum plate and is provided with into water frontier inspection survey datum plane, the axial line that said water outlet frontier inspection is surveyed datum plane, the frontier inspection survey datum plane of intaking all passes said newel.
Preferably, be provided with sliding bearing between said fastening bearing and the newel, be provided with said sliding bearing, properties of journal bearing lubricated and the thrust ball bearing gone up between newel and the outer column sleeve, said thrust ball bearing is positioned at the below of properties of journal bearing lubricated.
Preferably, also comprise with the water inlet frontier inspection and survey water inlet corner degree model that datum plate is used, survey the water outlet corner degree model that datum plate is used with the water outlet frontier inspection.
Further; Said water inlet corner degree model is provided with the molded lines that can fit with the blade surface on water inlet limit; Be carved with into water corner degree groove on the surface of said water inlet corner degree model; Said water outlet corner degree model is provided with the molded lines that can fit with the blade surface that goes out the waterside, is carved with water outlet corner degree groove on the surface of said water outlet corner degree model.
Preferably, said tube connector is an aluminum pipe, and said water inlet limit support is an aluminum frame.
The francis turbine runner blade three-dimensional fix assembly tooling precision of the utility model is high, light, workman's operability is very good; Even for the great wheel of diameter above 8 meters; Do not need just can survey the rotation that datum plate, water outlet frontier inspection are surveyed datum plate, check operation easily with the hand propelled frontier inspection of intaking by external force.
Description of drawings
Fig. 1 is the francis turbine runner blade three-dimensional fix assembly tooling structural representation of the utility model.
Fig. 2 is newel and column jacket cover johning knot structure profile.
Fig. 3 is that francis turbine runner blade three-dimensional fix assembly tooling and water inlet corner degree model, water outlet corner degree model cooperate the view when checking.
Fig. 4 is the vertical view of Fig. 1.
Fig. 5 is the structural representation of a water inlet corner degree model.
Fig. 6 is the structural representation of a water outlet corner degree model.
The specific embodiment
Further specify below in conjunction with the scheme of accompanying drawing the utility model.
As depicted in figs. 1 and 2; The francis turbine runner blade three-dimensional fix assembly tooling of the utility model comprises the base 1 that is installed in runner crown 14 central hole; Be fixed on the newel 2 on the base 1, the outside of newel 2 is with the outer column sleeve 3 that can rotate around the axial line of newel 2, and the side of outer column sleeve 3 is fixed with the water outlet frontier inspection and surveys datum plate 4; The water outlet frontier inspection is surveyed datum plate 4 and is provided with water outlet frontier inspection survey datum plane 41 (because of water outlet frontier inspection survey datum plate 4 has certain thickness; So the water outlet frontier inspection is surveyed a plane of datum plate 4 and is surveyed datum plane 41 for the water outlet frontier inspection, guarantees precision), the upper end of newel 2 is provided with the fastening bearing 5 that can rotate around the axial line of newel; Fastening bearing 5 is provided with through hole 51; One end of tube connector 6 passes through hole 51 and is fixed on the fastening bearing 5, and the other end of tube connector 6 is connected with on the water limit support 7, and fixing water inlet frontier inspection is surveyed datum plate 8 on the water inlet limit support 7; The water inlet frontier inspection is surveyed datum plate 8 and is provided with into water frontier inspection survey datum plane 81, and the water outlet frontier inspection is surveyed datum plane 41, the water inlet frontier inspection is surveyed the axial line that datum plane 81 all passes newel 2.
Wherein, The water inlet frontier inspection is surveyed datum plane 81 and is confirmed according to the blade designing requirement facing to the water inlet limit molded lines 411 (shown in Figure 1) of blade facing to the water inlet limit molded lines 811 (shown in Figure 1) and the water outlet frontier inspection survey datum plane 41 of blade; The water inlet limit (ignoring thickness) of all blades of runner is in a water inlet limit surface of revolution when for example designing; The water inlet frontier inspection is surveyed should have an intersection with this limit surface of revolution of intaking after datum plane 81 extends, water inlet limit molded lines 811 should Parallel offset in this intersection, with this intersection certain distance is arranged; In like manner corresponding to going out waterside molded lines 411; Survey datum plate 8 according to the water inlet frontier inspection of this designing requirement design and survey datum plate 4 when mounted, can detect, guarantee to satisfy above designing requirement through the size of some key positions with the water outlet frontier inspection.
Wherein the function of base 1 is to newel 2 a firm support to be provided; And the pivot of locating water inlet frontier inspection survey datum plate 8 (also claiming water inlet limit SWEEP plate), water outlet frontier inspection survey datum plate 4 (also weighing up waterside SWEEP plate); Make the pivot 21 of francis turbine runner blade three-dimensional fix assembly tooling descend ring 15 concentric, guarantee the assembly precision of runner bucket 16 with runner crown 14, runner.
The utility model also comprises with the water inlet frontier inspection to be surveyed water inlet corner degree model 12 that datum plate 8 is used, surveys the water outlet corner degree model 13 that datum plate 4 is used with the water outlet frontier inspection.Be illustrated in figure 5 as one of them water inlet corner degree model 12; Water inlet corner degree model 12 is provided with the molded lines (like the inner side edge of LPS and the inner side edge of PS) that can fit with the blade surface on water inlet limit, is carved with into water corner degree groove 17,18 on the surface of the corner degree model 12 of intaking; As shown in Figure 6; Water outlet corner degree model 13 is provided with the molded lines (like the inner side edge of PS) that can fit with the blade surface that goes out the waterside, is carved with water outlet corner degree groove 19,20 on the surface of water outlet corner degree model 13.
The water outlet frontier inspection is surveyed datum plate 4 and is connected on the side 31 that is positioned outer column sleeve (as shown in Figure 2) through straight pin with bolt and nut; Make its can be separately around the axial line rotation (rotation of wheel center promptly rotates) of newel 2, and through water outlet corner degree model 13 be used with it check runner bucket 16 water outlet corner degree whether within control range.
The water inlet frontier inspection is surveyed datum plate 8 and is constituted by aluminum hardware with water inlet limit support 7, major function be with the supporting rigging position that is used for checking runner bucket 16 that makes of water inlet corner degree model 12 whether within control range.
As shown in Figure 4, on this cover assembler assembling structure crucial part be its water inlet frontier inspection survey datum plane 81 and water outlet frontier inspection survey 41 two detection reference planes of datum plane in rotation process forever through pivot 21, runner center just.In any case such structure has guaranteed that the water inlet frontier inspection is surveyed datum plate 8, the water outlet frontier inspection is surveyed datum plate 4 and in 360 ° of circumference, rotated, can both detect for blade angle accurate benchmark is provided.
The francis turbine runner blade three-dimensional fix assembly tooling of the utility model, it is light reliably, precision is high, adaptability is strong, can be applied to from small-sized to super-huge the assembly technology of the various francis turbine runners from the low water head to the high water head.
The method for using of the utility model is following:
1) ring 15 furnishings are concentric down with runner crown 14, runner, and position;
2) base 1 is installed in the central hole of runner crown 14; Frock with the utility model is in place (comprising that newel, tube connector, water inlet frontier inspection survey datum plate, water outlet frontier inspection survey datum plate etc. all are in place) then; Need to check according to designing requirement the accuracy when guaranteeing to use after being contained on the runner to the key position size;
3) at runner bucket 16 places, utilization water inlet corner degree model 12 fits into waterside detection reference plate 8 with water outlet corner degree model 13, the water outlet frontier inspection is surveyed datum plate 4 and carried out the angle verification.
The SWEEP assembly tooling mainly is used in after the assembling completion of runner bucket location, and blade water inlet limit is checked with locus that goes out the waterside and angle etc.As shown in Figure 3 is exactly assembly tooling and inlet edge of runner blade angular templet of the utility model and water outlet corner degree model is supporting when using state.As shown in Figure 5; Concrete water inlet corner degree detection method is, corner degree model 12 horizontal positioned of will intake during detection, and fit on the angle square seat 82 applying planes of water frontier inspection survey datum plate 8 into; To guarantee the model molded lines for example LPS can fit fully that (the water inlet frontier inspection angle square seat 82 of surveying datum plate 8 diverse location places is corresponding with the water inlet corner degree model 12 of this position for a side of runner bucket; The angle square seat 82 of each position is all surveyed datum plate 8 perpendicular to the water inlet frontier inspection, and angle square seat 82 is surveyed on the datum plate 8 through being bolted to into the water frontier inspection, and angle square seat 82 can also provide support the plane for water inlet corner degree model 12); Rotating the tip of groove on the frontier inspection survey datum plate 8 feasible water inlet corner degree models 12 of intaking aligns with water inlet frontier inspection survey datum plane 81; Perfect condition is surveyed datum plane 81 and is intake corner degree groove 18 (being positioned at the groove at center) when overlapping fully when the water inlet frontier inspection, and water inlet corner degree is a standard value, and is qualified fully; Usually; When the inlet edge of runner blade angle had deviation, wherein water inlet corner degree groove 17 (being positioned at the into groove of water corner degree groove 18 both sides) can be surveyed datum plane 81 with the water inlet frontier inspection and can and be overlapped, and so just can draw the into angular deviation value A of water corner degree groove 18 and water inlet frontier inspection survey datum plane 81; Like deviate A (as ± 2 °) in prescribed limit, explain that then the inlet edge of runner blade angle is qualified.
For the outlet edge of runner blade angular detection, method and above-mentioned water inlet limit similar no longer details here.
Through the francis turbine runner blade three-dimensional fix assembly tooling of the utility model, can guarantee that all blade water-in and water-out corner degree adhere to specification in the whole runner, thereby guarantee the quality of runner.
Francis turbine runner blade three-dimensional fix assembly tooling provides the precisely method of runner bucket rigging position inspection easily of a cover; And this covering device is light; Workman's operability is very good; Even surpass 8 meters great wheel, do not need just can check operation easily with the hand propelled rotation that frontier inspection surveys datum plate, water outlet frontier inspection survey datum plate of intaking by external force for diameter.And this cover frock is through the checking of numerous projects, Three Gorges runner for example, and runner is crossed in the small stream Lip river, imperial beach runner, silk screen runners etc. have proved the light of this cover frock once more, accurately, advantage such as easy to operate.
Claims (5)
1. francis turbine runner blade three-dimensional fix assembly tooling; It is characterized in that: comprise the base (1) that is installed in runner crown (14) central hole; Be fixed on the newel (2) on the base (1); The outside of said newel (2) is with the outer column sleeve (3) that can rotate around the axial line of newel, and the side (31) of said outer column sleeve (3) is fixed with the water outlet frontier inspection and surveys datum plate (4), and the water outlet frontier inspection is surveyed datum plate (4) and is provided with water outlet frontier inspection survey datum plane (41); The upper end of said newel (2) is provided with the fastening bearing (5) that can rotate around the axial line of newel (2); One end of tube connector (6) is fixed on the said fastening bearing (5), and the other end of said tube connector (6) is connected on the water limit support (7), is fixed with into the water frontier inspection on the said water inlet limit support (7) and surveys datum plate (8); Said water inlet frontier inspection is surveyed datum plate (8) and is provided with into water frontier inspection survey datum plane (81), and said water outlet frontier inspection is surveyed datum plane (41), the water inlet frontier inspection is surveyed the axial line that datum plane (81) all passes said newel (2).
2. francis turbine runner blade three-dimensional fix assembly tooling according to claim 1; It is characterized in that: be provided with sliding bearing (9) between said fastening bearing (5) and the newel (2); Be provided with said sliding bearing (9), properties of journal bearing lubricated (10) and the thrust ball bearing (11) gone up between newel (2) and the outer column sleeve (3), said thrust ball bearing (11) is positioned at the below of properties of journal bearing lubricated (10).
3. francis turbine runner blade three-dimensional fix assembly tooling according to claim 1 is characterized in that: also comprise with the water inlet frontier inspection and survey water inlet corner degree model (12) that datum plate (8) is used, survey the water outlet corner degree model (13) that datum plate (4) is used with the water outlet frontier inspection.
4. francis turbine runner blade three-dimensional fix assembly tooling according to claim 3; It is characterized in that: said water inlet corner degree model (12) is provided with the molded lines that can fit with the blade surface on water inlet limit; Be carved with into water corner degree groove (17,18) on the surface of said water inlet corner degree model (12), said water outlet corner degree model (13) is provided with the molded lines that can fit with the blade surface that goes out the waterside; Be carved with water outlet corner degree groove (19,20) on the surface of said water outlet corner degree model (13).
5. francis turbine runner blade three-dimensional fix assembly tooling according to claim 1, it is characterized in that: said tube connector (6) is an aluminum pipe, and said water inlet limit support (7) is an aluminum frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203143598U CN202224916U (en) | 2011-08-24 | 2011-08-24 | Three-dimensional space positioning assembly fixture for mixed flow type runner blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203143598U CN202224916U (en) | 2011-08-24 | 2011-08-24 | Three-dimensional space positioning assembly fixture for mixed flow type runner blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202224916U true CN202224916U (en) | 2012-05-23 |
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ID=46075523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203143598U Expired - Fee Related CN202224916U (en) | 2011-08-24 | 2011-08-24 | Three-dimensional space positioning assembly fixture for mixed flow type runner blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202224916U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950458A (en) * | 2011-08-24 | 2013-03-06 | 上海福伊特水电设备有限公司 | Three-dimensional positioning and assembly tool for mixed-flow runner blades |
-
2011
- 2011-08-24 CN CN2011203143598U patent/CN202224916U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950458A (en) * | 2011-08-24 | 2013-03-06 | 上海福伊特水电设备有限公司 | Three-dimensional positioning and assembly tool for mixed-flow runner blades |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20130824 |