CN202533227U - Balance tool for inner bore radial direction positioning impeller - Google Patents
Balance tool for inner bore radial direction positioning impeller Download PDFInfo
- Publication number
- CN202533227U CN202533227U CN2011205698825U CN201120569882U CN202533227U CN 202533227 U CN202533227 U CN 202533227U CN 2011205698825 U CN2011205698825 U CN 2011205698825U CN 201120569882 U CN201120569882 U CN 201120569882U CN 202533227 U CN202533227 U CN 202533227U
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- Prior art keywords
- resilient disc
- impeller
- disc
- endoporus
- movable
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- Expired - Lifetime
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Abstract
The utility model discloses a balance tool for an inner bore radial direction positioning impeller and the balance tool comprises a balance shaft, a fixed elastic disc and a movable elastic disc, wherein the fixed elastic disc is a round disc provided with a first round hole arranged at the center of the round disc, the circle nearby the fixed elastic disc edge is provided with a first radial direction positioning ring surface which is perpendicular to the fixed elastic disc, and therefore an axial direction positioning ring surface is formed at the edge of the fixed elastic disc; the movable elastic disc is an umbrella-shaped round disc provided with a second round hole arranged at the center of the umbrella-shaped round disc, the circle nearby the movable elastic disc edge is provided with a second radial direction positioning ring surface which is perpendicular to the plane where the second round hole is arranged, and therefore an axial direction positioning ring surface is formed at the edge of the movable elastic disc; and the balance shaft runs through the inner bore of the impeller, and the two ends of the balance shaft run through the first round hole of the fixed elastic disc and the second round hole of the movable elastic disc. The balance tool as a whole is in clearance-free fit with the impeller and the balance tool is advantaged by guaranteed favorable coaxiality between the impeller and the balance tool, lowered balance error of the impeller, easy disassembly, repeated utilization, light weight, and the like.
Description
Technical field
The utility model relates to a kind of poising tool that is applied to the large-scale compressor impeller, particularly a kind of poising tool that is applied to endoporus radial location impeller.
Background technology
At present, the impeller poising tool commonly used and the locator meams of impeller have two kinds, and a kind of is interference fit, and a kind of is clearance fit, and this dual mode all has deficiency, adopt interference fit, because the size and the weight of poising tool are all very big, not easy to assemble; Adopt clearance fit, the right alignment of poising tool and impeller is poor, causes balance error to increase.In view of above situation, study the good impeller poising tool of a kind of right alignment easy to assemble and instrument and impeller and be necessary.
Summary of the invention
To defective or deficiency that above-mentioned prior art exists, the purpose of the utility model is, a kind of poising tool that is used for endoporus radial location impeller is provided; This poising tool adopts balancing shaft, fixedly resilient disc and the common poising tool of movable resilient disc replacement; Make poising tool integral body not have the gap and cooperate, guarantee that impeller and poising tool right alignment are good, reduced the balance error of impeller with impeller; And that the utility model also has is easy to assemble, can reuse, advantage such as in light weight.
In order to achieve the above object, the utility model adopts following technological solution:
A kind of poising tool that is applied to endoporus radial location impeller is characterized in that, comprises balancing shaft, fixedly resilient disc and movable resilient disc;
Fixedly resilient disc is the disk that the center has first circular hole, and fixedly near the circle the edge of resilient disc is provided with perpendicular to the fixing first radial location anchor ring of resilient disc, makes fixedly axial location anchor ring of edge formation of resilient disc; Fixedly also have several screw holes on the resilient disc; The diameter of said axial location anchor ring is greater than the diameter of impeller endoporus;
Movable resilient disc is the umbrella shape disk that the center has second circular hole, and near the circle the edge of movable resilient disc is provided with the second radial location anchor ring perpendicular to plane, second circular hole place, makes the edge of movable resilient disc also form an axial location anchor ring;
Balancing shaft passes from the endoporus of impeller; The two ends of balancing shaft are passed fixedly first circular hole of resilient disc and second circular hole of movable resilient disc respectively, and fixedly the second radial location anchor ring of first radial location anchor ring of resilient disc and movable resilient disc inserts impeller endoporus and then radial location impeller respectively; Fixedly resilient disc all is fixedly connected with balancing shaft with movable resilient disc.
The utility model also comprises following other technologies characteristic:
Said balancing shaft is the right cylinder that diameter of section is not more than φ 132mm.
Thereby evenly have groove on the circumference of the said first radial location anchor ring and on the first radial location anchor ring, form plurality of teeth, the thickness of the root of said tooth is little than the thickness of tooth tip.
The thickness of said fixedly resilient disc and movable resilient disc is 16-25mm.
Said balancing shaft and fixedly adopt the seam location between the resilient disc, and use bolt fitted bolt hole and fixedly resilient disc be fixed on impeller endoporus one end, the fixedly axial line of resilient disc and balancing shaft coincidence.
The end that the balancing shaft of movable resilient disc is installed is provided with screw thread, and the threaded engagement on round nut and the balancing shaft is fixed on the other end of impeller endoporus with movable resilient disc, and the axial line of movable resilient disc and balancing shaft overlaps.
The advantage of the utility model is following:
1, fixedly the annular of resilient disc has many teeth, and at the thickness of tooth root portion attenuate ring, impeller is under balancing speed, and tooth receives action of centrifugal force and will radially swell, and makes that fixedly resilient disc and impeller are closely connected; The some pitch circles in movable resilient disc upper edge have many grooves; And being uneven in length of groove when poising tool is assembled at last, compresses movable resilient disc with round nut; Diameter swelled after movable resilient disc received axial force; Impeller is embraced with movable resilient disc be in the same place, form no gap and cooperate, guarantee the fixedly axial line coincidence of resilient disc and impeller.Therefore right alignment is good, has reduced balance error.
2, because movable resilient disc and fixedly resilient disc adopted thin disk, so the own wt of the utility model is light, reduced the influence to impeller of self imbalance.
3, easy to assemble, simple to operate.
Description of drawings
Fig. 1 is that the utility model is installed in the scheme of installation on the impeller.
Fig. 2 is the fixing structural representation of resilient disc.
Fig. 3 is the lateral plan of movable resilient disc.
Fig. 4 is the front view of movable resilient disc.
Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe in detail.
Embodiment
Referring to Fig. 1 to Fig. 4, the utility model is applied to the poising tool of endoporus radial location impeller, comprises balancing shaft 1, fixedly resilient disc 2 and movable resilient disc 3; Balancing shaft 1 is the right cylinder that diameter of section is not more than φ 132mm;
Fixedly resilient disc 2 has the disk of first circular hole 11 for the center, and fixedly near the circle the edge of resilient disc 2 is provided with perpendicular to the fixing first radial location anchor ring 8 of resilient disc 2, makes fixedly axial location anchor ring 13 of edge formation of resilient disc 2; Fixedly also have several screw holes 10 on the resilient disc 2; Thereby evenly have groove on the circumference of the first radial location anchor ring 8 and on the first radial location anchor ring 8, form plurality of teeth 7; The thickness of the root of said tooth 7 is little than the thickness on tooth 7 tops.This characteristic makes the root of each tooth 7 have elasticity; Impeller 5 radially swells towards the extruding of impeller endoporus along fixing resilient disc 2 thereby tooth 7 receives action of centrifugal force under balancing speed, reduces the impeller 5 and the fixing tolerance clearance of resilient disc 2; Impeller 5 and fixing resilient disc are formed than wringing fit; Guarantee that fixedly the axial line of resilient disc 2 and impeller 5 overlaps, even the ring gear and impeller 5 interference fit of tooth 7 formation, impeller 5 is also packed into easily.
Movable resilient disc 3 has the umbrella shape disk of second circular hole 12 for the center; Near the edge of movable resilient disc 3 circle is provided with the second radial location anchor ring 9 perpendicular to plane, second circular hole, 12 place, makes the edge of movable resilient disc 3 also form an axial location anchor ring 13; The second radial location anchor ring 9 is used for inserting when movable resilient disc 3 is installed with impeller 5 impeller endoporus and location; The second radial location anchor ring 9 and impeller endoporus clearance fit guarantees to be prone to install.
Fixedly the thickness of resilient disc 2 and movable resilient disc 3 is 16-25mm; The external diameter of axial location anchor ring 13 is greater than the diameter of impeller endoporus, and fixedly axial location anchor ring 13 is used for the axial location at impeller endoporus two ends on resilient disc 2 and the movable resilient disc 3.
Balancing shaft 1 passes from impeller 5 endoporus; The two ends of balancing shaft 1 are passed first circular hole 11 of fixing resilient disc 2 and second circular hole 12 of movable resilient disc 3 respectively; Fixedly first radial location anchor ring 8 of resilient disc 2 and the second radial location anchor ring 9 of movable resilient disc 3 insert the impeller endoporus respectively; Carry out radial location impeller 5, fixedly resilient disc 2 all is fixedly connected with balancing shaft 1 with movable resilient disc 3;
Balancing shaft 1 and fixedly adopt the seam location between the resilient disc 2, and use bolt 4 fitted bolt holes 10 and fixedly resilient disc 2 be fixed on impeller endoporus one end, guarantee the fixedly axial line coincidence of resilient disc 2 and balancing shaft 1; The end that the balancing shaft 1 of movable resilient disc 3 is installed is provided with screw thread, and the threaded engagement on round nut 6 and the balancing shaft 1 is fixed on movable resilient disc the other end of impeller endoporus; The axial line of assurance activity resilient disc 3 and balancing shaft 1 overlaps.
During practical application; Fixedly resilient disc 2 is through on the balancing shaft 1 and is connected fixing with balancing shaft 1 with bolt through the concentric back of seam assurance; Again with the first radial location anchor ring 8 impeller 5 endoporus of packing into, the first radial location anchor ring 8 and impeller 5 endoporus radial locations, both clearance fit are prone to install.After the other end of balancing shaft 1 passed from second circular hole 12 on the movable resilient disc 3; Pack into the endoporus of impeller 5 of the second radial location anchor ring 9 is cooperated the location with the impeller endoporus; Compress movable resilient disc 3 with round nut 6 at last and guarantee axial pre tightening force; Diameter magnified after movable resilient disc 3 received axial force, made impeller 5 and 3 armfuls of movable resilient discs form no gap together and cooperated, and guaranteed that fixedly resilient disc 3 overlaps with impeller 5 axial lines; Thereby guarantee the fixedly right alignment requirement of resilient disc 3 and impeller 5, and guaranteed axial compression impeller 5.Fixedly resilient disc 2 reaches radial location with impeller 5 endoporus, and movable resilient disc 3 reaches axial compression with impeller 5 endoporus, and both are coaxial fixing with impeller 5.
Impeller is under balancing speed, and tooth 7 receives action of centrifugal force and will radially swell, and reduces the impeller 5 and the fixing tolerance clearance of resilient disc 2, guarantees the fixedly axial line coincidence of resilient disc and impeller.
Impeller is supported on the equilibrator rotation by the poising tool of the utility model and carries out dynamic balance calibration when dynamic balance calibration, because the utility model and impeller axial line right alignment are better, has reduced balance error, can reach the balance check requirement.
Claims (6)
1. a poising tool that is applied to endoporus radial location impeller is characterized in that, comprises balancing shaft (1), fixedly resilient disc (2) and movable resilient disc (3);
Fixedly resilient disc (2) has the disk of first circular hole (11) for the center; Fixedly near the circle the edge of resilient disc (2) is provided with perpendicular to the fixing first radial location anchor ring (8) of resilient disc (2), makes a fixedly edge formation axial location anchor ring (13) of resilient disc (2); Fixedly also have several screw holes (10) on the resilient disc (2); The diameter of said axial location anchor ring (13) is greater than the diameter of impeller endoporus;
Movable resilient disc (3) has the umbrella shape disk of second circular hole (12) for the center; Near the edge of movable resilient disc (3) circle is provided with the second radial location anchor ring (9) perpendicular to plane, second circular hole (12) place, makes the edge of movable resilient disc (3) also form an axial location anchor ring (13);
Balancing shaft (1) passes from the endoporus of impeller (5); The two ends of balancing shaft (1) are passed fixedly first circular hole (11) of resilient disc (2) and second circular hole (12) of movable resilient disc (3) respectively, and fixedly the second radial location anchor ring (9) of first radial location anchor ring (8) of resilient disc (2) and movable resilient disc (3) inserts impeller endoporus and then radial location impeller (5) respectively; Fixedly resilient disc (2) all is fixedly connected with balancing shaft (1) with movable resilient disc (3).
2. the poising tool that is applied to endoporus radial location impeller as claimed in claim 1 is characterized in that, said balancing shaft (1) is not more than the right cylinder of φ 132mm for diameter of section.
3. the poising tool that is applied to endoporus radial location impeller as claimed in claim 1; It is characterized in that; The said first radial location anchor ring (8) thus circumference on evenly have groove and go up to form plurality of teeth (7) at the first radial location anchor ring (8), the thickness of the root of said tooth 7 is little than the thickness on tooth (7) top.
4. the poising tool that is applied to endoporus radial location impeller as claimed in claim 1 is characterized in that, the thickness of said fixedly resilient disc (2) and movable resilient disc (3) is 16-25mm.
5. the poising tool that is applied to endoporus radial location impeller as claimed in claim 1; It is characterized in that; Said balancing shaft (1) and fixedly adopt the seam location between the resilient disc (2); And use bolt (4) fitted bolt hole (10) and fixedly resilient disc (2) be fixed on impeller endoporus one end, the fixedly axial line of resilient disc (2) and balancing shaft (1) coincidence.
6. the poising tool that is applied to endoporus radial location impeller as claimed in claim 1; It is characterized in that; The end that the balancing shaft (1) of movable resilient disc (3) is installed is provided with screw thread; Threaded engagement on round nut (6) and the balancing shaft (1) is fixed on the other end of impeller endoporus, the axial line coincidence of movable resilient disc (3) and balancing shaft (1) with movable resilient disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205698825U CN202533227U (en) | 2011-12-31 | 2011-12-31 | Balance tool for inner bore radial direction positioning impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205698825U CN202533227U (en) | 2011-12-31 | 2011-12-31 | Balance tool for inner bore radial direction positioning impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202533227U true CN202533227U (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205698825U Expired - Lifetime CN202533227U (en) | 2011-12-31 | 2011-12-31 | Balance tool for inner bore radial direction positioning impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202533227U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115725A (en) * | 2013-01-16 | 2013-05-22 | 长沙赛尔透平机械有限公司 | Balancing device and balancing method for dynamic balancing test before impeller over speed |
| CN103292955A (en) * | 2013-04-16 | 2013-09-11 | 浙江大学 | Unilateral reed automatic clamping device for measuring amount of unbalance of rotor with round hole |
| CN105806558A (en) * | 2016-05-13 | 2016-07-27 | 北京精密机电控制设备研究所 | Dynamic balance tool for permanent-magnet shaftless impeller |
| CN109807411A (en) * | 2017-11-21 | 2019-05-28 | 中国航发常州兰翔机械有限责任公司 | A kind of shunting disk processing electric pulse fixture and its application method |
-
2011
- 2011-12-31 CN CN2011205698825U patent/CN202533227U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115725A (en) * | 2013-01-16 | 2013-05-22 | 长沙赛尔透平机械有限公司 | Balancing device and balancing method for dynamic balancing test before impeller over speed |
| CN103115725B (en) * | 2013-01-16 | 2015-06-24 | 长沙赛尔透平机械有限公司 | Balancing device and balancing method for dynamic balancing test before impeller over speed |
| CN103292955A (en) * | 2013-04-16 | 2013-09-11 | 浙江大学 | Unilateral reed automatic clamping device for measuring amount of unbalance of rotor with round hole |
| CN103292955B (en) * | 2013-04-16 | 2015-05-06 | 浙江大学 | Unilateral reed automatic clamping device for measuring amount of unbalance of rotor with round hole |
| CN105806558A (en) * | 2016-05-13 | 2016-07-27 | 北京精密机电控制设备研究所 | Dynamic balance tool for permanent-magnet shaftless impeller |
| CN105806558B (en) * | 2016-05-13 | 2018-07-20 | 北京精密机电控制设备研究所 | A kind of dynamic balancing tooling of the shaftless impeller of permanent magnetism |
| CN109807411A (en) * | 2017-11-21 | 2019-05-28 | 中国航发常州兰翔机械有限责任公司 | A kind of shunting disk processing electric pulse fixture and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xi'an Shangu Power Co., Ltd. Assignor: Xi'an Shaangu Power Co., Ltd. Contract record no.: 2015610000080 Denomination of utility model: Balance tool for inner bore radial direction positioning impeller Granted publication date: 20121114 License type: Exclusive License Record date: 20150814 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121114 |
|
| CX01 | Expiry of patent term |