WO2016186036A1 - バランス検査装置 - Google Patents
バランス検査装置 Download PDFInfo
- Publication number
- WO2016186036A1 WO2016186036A1 PCT/JP2016/064324 JP2016064324W WO2016186036A1 WO 2016186036 A1 WO2016186036 A1 WO 2016186036A1 JP 2016064324 W JP2016064324 W JP 2016064324W WO 2016186036 A1 WO2016186036 A1 WO 2016186036A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- impeller
- spray nozzle
- compressor
- jig
- tip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/14—Determining imbalance
- G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/14—Lubrication of pumps; Safety measures therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/02—Details of balancing machines or devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Definitions
- the present disclosure relates to a balance inspection apparatus for inspecting the balance of a rotating body including an impeller.
- This system is provided with a vibration detector for detecting the vibration of the rotor and a pulse detector for detecting the rotational speed of the rotor.
- a vibration detector for detecting the vibration of the rotor
- a pulse detector for detecting the rotational speed of the rotor.
- the air supply is stopped after the rotating body reaches the maximum number of rotations, and the device is stopped by inertial operation.
- the time until the rotation of the rotating body stops depends on the model to be inspected and the initial unbalance amount, but has a certain length.
- the number of times of tracking operation for one inspection object becomes a plurality of times, the time required to stop the rotation also increases, and as a result, the total machine time (abbreviated as MT for short). ) Increases.
- the present disclosure describes a balance inspection apparatus that can reduce machine time.
- One aspect of the present disclosure is a balance inspection device for inspecting a balance of a rotating body in which an impeller is provided at one end of a rotating shaft, the bearing housing including a bearing that supports the rotating shaft, and a bearing housing A jig that is disposed on one side in the rotational axis direction and that stores the impeller in the internal impeller storage space, a spray nozzle that is provided on the jig and includes a tip that opens toward the impeller storage space, and gas to the spray nozzle A gas supply unit for supplying gas, and the spray nozzle is configured such that the gas supplied from the gas supply unit is sprayed from the tip in a state having a circumferential direction component opposite to the rotation direction of the impeller. Has been.
- the rotation stop time of the rotating body can be shortened, and as a result, the machine time can be shortened.
- FIG. 1 is a diagram illustrating a schematic configuration of a balance inspection apparatus according to an embodiment of the present disclosure.
- FIG. 2 is a cross-sectional view showing a supercharger to be inspected.
- FIG. 3 is a sectional view taken along line III-III in FIG.
- FIG. 4 is a diagram illustrating the air blowing direction with respect to the impeller.
- FIG. 5 is a view for explaining the distance between the impeller blade portion and the nozzle tip.
- FIG. 6 is a diagram showing a change over time in the rotational speed of the rotating body.
- One aspect of the present disclosure is a balance inspection device for inspecting a balance of a rotating body in which an impeller is provided at one end of a rotating shaft, the bearing housing including a bearing that supports the rotating shaft, and a bearing housing A jig that is disposed on one side in the rotational axis direction and that stores the impeller in the internal impeller storage space, a spray nozzle that is provided on the jig and includes a tip that opens toward the impeller storage space, and gas to the spray nozzle A gas supply unit for supplying gas, and the spray nozzle is configured such that the gas supplied from the gas supply unit is sprayed from the tip in a state having a circumferential direction component opposite to the rotation direction of the impeller. Has been.
- the spray nozzle is provided on the jig for storing the impeller.
- the tip of the spray nozzle opens toward the impeller storage space.
- the rotating body is a rotating body of a supercharger in which a turbine impeller and a compressor impeller are provided at both ends of a rotating shaft
- the jig is a compressor side jig that houses a compressor impeller as an impeller.
- the spray nozzle is provided on the compressor side jig, and is configured such that the gas supplied from the gas supply unit is sprayed from the tip in a state having a circumferential component opposite to the rotation direction of the compressor impeller.
- the rotating body rotates when gas is supplied to the turbine side jig. Since the gas is supplied to the compressor impeller by the gas supply unit and the spray nozzle, the rotation stop time of the rotating body is shortened.
- the jig includes a shroud portion provided around the blade portion of the impeller and facing the blade portion, and a gap is provided between the impeller and the surface of the shroud portion.
- the cylindrical main body portion is disposed in a through hole provided in the shroud portion, and the tip of the spray nozzle does not protrude into the gap and is contained in the through hole. According to this configuration, the tip of the spray nozzle is prevented from contacting the impeller, and the impeller blades are protected.
- the cylindrical main body portion of the spray nozzle is disposed at a twisted position with respect to the rotation axis of the rotation shaft, and the tip of the spray nozzle opens toward the outer peripheral portion of the impeller blade portion. is doing. According to this configuration, since the gas to be blown has a larger circumferential component, the impeller can be stopped more effectively.
- the balance inspection apparatus 30 for inspecting the balance of the rotating body 12 of the supercharger 1 will be described.
- the balance inspection device 30 of the present embodiment performs a balance inspection of the rotating body 12 in a state where the rotating body 12 is attached in the bearing housing 13.
- the balance inspection apparatus 30 performs an operation using air in a normal temperature range, for example.
- the rotation balance inspection of the supercharger 1 can be performed in a high-speed rotation region of 90% or more of the maximum rotation speed of the supercharger 1. That is, the balance inspection device 30 is a high-speed balancer driven by room temperature air.
- the supercharger 1 is applied to an internal combustion engine of a ship or a vehicle, for example.
- the supercharger 1 includes a turbine 2 and a compressor 3.
- the turbine 2 includes a turbine housing 4 and a turbine impeller 6 accommodated in the turbine housing 4.
- the turbine housing 4 has a scroll portion 4a extending in the circumferential direction at the inner peripheral edge.
- the compressor 3 includes a compressor housing 5 and a compressor impeller 7 housed in the compressor housing 5.
- the compressor housing 5 has a scroll portion 5a extending in the circumferential direction at the inner peripheral edge.
- the turbine impeller 6 is provided at one end of the rotating shaft 14, and the compressor impeller 7 is provided at the other end of the rotating shaft 14.
- the compressor impeller 7 is fixed to the rotating shaft 14 by a nut 16 provided at the other end of the rotating shaft 14.
- a bearing housing 13 is provided between the turbine housing 4 and the compressor housing 5.
- the rotating shaft 14 is rotatably supported by the bearing housing 13 via a bearing 15 provided in the bearing housing 13.
- the rotating shaft 14, the turbine impeller 6, and the compressor impeller 7 rotate around the rotation axis H as an integral rotating body 12.
- the turbine housing 4 is provided with an exhaust gas inlet (not shown) and an exhaust gas outlet 10.
- Exhaust gas (fluid) discharged from an internal combustion engine (not shown) flows into the turbine housing 4 through the exhaust gas inlet, flows into the turbine impeller 6 through the scroll portion 4a, and rotates the turbine impeller 6. Thereafter, the exhaust gas flows out of the turbine housing 4 through the exhaust gas outlet 10.
- the compressor housing 5 is provided with a suction port 9 and a discharge port (not shown).
- the compressor impeller 7 rotates via the rotating shaft 14.
- the rotating compressor impeller 7 sucks external air through the suction port 9, compresses it, and discharges it from the discharge port through the scroll portion 5a.
- the compressed air discharged from the discharge port is supplied to the aforementioned internal combustion engine.
- the compressor impeller 7 includes a hub 70 that is attached to the rotation shaft 14 and rotates around the rotation axis H, and a plurality of full blades ( Blade portion) 71.
- the full blades 71 are arranged on the outer peripheral surface of the hub 70 at equal intervals in the circumferential direction.
- a plurality of splitter blades 72 are provided between the full blades 71.
- the form of the compressor impeller 7 described above is only an example. If it is the compressor impeller 7 containing a blade
- the balance inspection device 30 includes a turbine side jig 34 attached to one side (the left side in the figure) of the bearing housing 13 in the rotation axis H direction and a compressor attached to the other side (the right side in the figure) of the bearing housing 13 in the rotation axis H direction.
- a side jig 35 is provided.
- the turbine side jig 34 has substantially the same shape as the turbine housing 4 of the supercharger 1 and houses the turbine impeller 6.
- the turbine-side jig 34 includes an inflow channel (not shown) through which normal temperature air is supplied at a high pressure and an outflow channel Pc through which air is discharged.
- the compressor side jig 35 has substantially the same shape as the compressor housing 5 of the supercharger 1, and stores the compressor impeller 7 in the internal impeller storage space S (see FIG. 3).
- the compressor-side jig 35 includes a suction flow path Pa through which air is sucked, a scroll portion 35a (see FIG. 3) serving as a flow path for compressed air, a discharge pipe 37 and a discharge flow path Pb through which compressed air is discharged. It has.
- the scroll part 35 a corresponds to the scroll part 5 a of the compressor 3.
- the balance inspection device 30 includes a vibration table 31 that supports the bearing housing 13 via a turbine side jig 34 and a holding unit 32 that is fixed on the vibration table 31 and holds the turbine side jig 34. .
- the turbine-side jig 34 is held on the holding unit 32 via an anti-vibration support unit 33 including, for example, an anti-vibration rubber.
- An O-ring 36 is provided between the bearing housing 13 and the compressor side jig 35.
- the form and support structure of the stand in which the supercharger 1 is installed are not limited to this embodiment. Various forms in which the bearing housing 13 of the supercharger 1 can be installed and fixed can be adopted.
- the balance inspection apparatus 30 includes an air supply unit (gas supply unit) 41 that supplies high-pressure air to the turbine-side jig 34, and a turbine drive air supply line L1 connected to the air supply unit 41.
- the air supply unit 41 includes an air compression device, a valve for opening and closing the flow path of the turbine drive air supply line L1, and a control unit that controls opening and closing of the valve and the like.
- the turbine drive air supply line L1 is connected to the inflow passage of the turbine-side jig 34 described above.
- the balance inspection apparatus 30 further includes an acceleration pickup 38, a rotation detector 39, and a calculation unit 40.
- the acceleration pickup 38 is attached to the turbine side jig 34 by a magnet, for example.
- the acceleration pickup 38 detects the acceleration (vibration) when the rotating body 12 rotates at a high speed.
- the rotation detector 39 is installed in the vicinity of the compressor impeller 7.
- the rotation detector 39 detects the unbalance amount of the compressor impeller 7 when the rotating body 12 rotates at a high speed.
- the calculation unit 40 is electrically connected to the acceleration pickup 38 and the rotation detector 39, respectively.
- the calculation unit 40 calculates the amount of shaving of the nut 16 based on the data detected by the acceleration pickup 38 and the rotation detector 39.
- the balance inspection apparatus 30 includes a grinding machine (not shown) on the side of the vibration table 31, and the nut 16 is ground by the grinding machine, so that the unbalance of the rotating body 12 is corrected.
- the balance inspection device 30 also has a function as a correction device for the rotating body 12.
- the calculating part 40 may calculate the cutting amount of the compressor impeller 7, etc., and a part of the compressor impeller 7 may be ground with a grinder.
- a spray nozzle 45 for shortening the rotation stop time of the rotating body 12 is provided at the time of inspection for rotating the rotating body 12 at high speed (tracking operation).
- the two spray nozzles 45 are attached to the compressor side jig 35.
- the spray nozzle 45 is connected to the air supply part 41 via the impeller stop air supply line L2.
- the air supply unit 41 includes a valve and the like for opening and closing the flow path of the impeller stop air supply line L2, and a control unit that controls the opening and closing of the valve and the like.
- the air supply source supplied through the turbine drive air supply line L1 and the air supply source supplied through the impeller stop air supply line L2 may be provided separately.
- each spray nozzle 45 is fixed to the outer wall portion 35 b of the compressor side jig 35. More specifically, the spray nozzle 45 includes a cylindrical nozzle body 45a, and the nozzle body 45a is provided so as to penetrate the outer wall portion 35b. The outer wall portion 35b is tapped, and the nozzle body 45a is inserted into the tap portion. A mounting plate 46 is bolted to the outer wall 35b, and a nozzle body 45a is fixed to the mounting plate 46 by welding or the like. A seal member or the like may be provided between the nozzle body 45a and the tap portion.
- the compressor side jig 35 includes a shroud portion 50 therein.
- the shroud portion 50 is formed around the compressor impeller 7.
- An impeller storage space S is formed on the inner peripheral side of the shroud portion 50, and a scroll portion 35 a is formed on the outer peripheral side of the shroud portion 50.
- the shroud portion 50 faces the compressor impeller 7.
- the nozzle body 45a is disposed in a through hole 52 provided in the shroud portion 50, for example, across the scroll portion 35a.
- the central axis of the through hole 52 is disposed so as to be in a position of twist with the rotation axis H. In other words, the central axis of the through hole 52 does not intersect the rotation axis H, and is arranged so as to cross the outer peripheral portion of the compressor impeller 7.
- the direction from the proximal end of the nozzle body 45 a provided in the through hole 52 to the distal end 45 b is opposite to the forward tangent to the rotational direction R of the compressor impeller 7.
- a gap d as a clearance extending in a curved shape is provided between the shroud surface 51 which is the surface of the shroud portion 50 and the outer peripheral edge of the full blade 71.
- the tip 45b of the nozzle body 45a is housed in the through hole 52 and does not protrude into the gap d.
- the tip 45b of the nozzle body 45a is disposed at a position farther from the rotation axis H than the shroud surface 51 and opens into the impeller storage space S.
- the tip 45 b opens toward the front end 71 a of the full blade 71.
- the air When air is supplied from the air supply unit 41 to the spray nozzle 45 having the above-described configuration via the impeller stop air supply line L2, the air has a circumferential component opposite to the rotation direction R. It is sprayed from the tip 45b while holding it.
- the blowing nozzle 45 stops rotation of the compressor impeller 7 by blowing air onto the front end portion 71a of the full blade 71 so as to face the rotation direction R (see the arrow A direction shown in FIG. 4). Apply air pressure in the direction of the movement.
- the spray nozzle 45 is a so-called reverse spray nozzle.
- the two spray nozzles 45 are arranged in line symmetry with respect to the rotation axis H. In other words, the two spray nozzles 45 are provided in two-fold rotational symmetry. Therefore, the compressor impeller 7 is configured to receive the air blown from the blowing nozzle 45 at a position different by 180 degrees.
- the air supply timing to the inflow passage of the turbine side jig 34 and the air blowing timing of the blowing nozzle 45 are switched by valve opening / closing control of the air supply unit 41.
- the air supply unit 41 supplies high-pressure air at room temperature to the inflow passage of the turbine side jig 34 through the turbine drive air supply line L1.
- the air supplied to the turbine side jig 34 flows out of the turbine side jig 34 through the outflow passage Pc.
- the turbine impeller 6 rotates, air is sucked through the suction flow path Pa and compressed. The compressed air is discharged through the scroll part 35a and the discharge flow path Pb.
- the air supply unit 41 stops the supply of air to the inflow channel of the turbine side jig 34 by closing a valve provided in the turbine drive air supply line L1.
- the air supply unit 41 opens the valve provided in the impeller stop air supply line L2, thereby supplying air to the spray nozzle 45.
- the air supply unit 41 continues supplying air to the spray nozzle 45 for a predetermined time.
- the rotating body 12 receives air pressure from the spray nozzle 45 in the compressor impeller 7 in addition to the inertia operation. Thereby, the rotation stop time of the rotary body 12 is shortened.
- the air supply unit 41 closes a valve provided in the impeller stop air supply line L2 to supply air to the spray nozzle 45. Stop.
- the calculation unit 40 calculates the amount of shaving of the nut 16 based on these detection data. This calculation result is output to a display or a printer (not shown).
- the balance inspection apparatus 30 corrects the rotation balance based on the calculation result. Specifically, the balance inspection device 30 grinds a part of the nut 16 or the compressor impeller 7.
- the spray nozzle 45 is provided on the compressor side jig 35 that houses the compressor impeller 7.
- the tip 45b of the spray nozzle 45 opens toward the impeller storage space S.
- air is supplied from the air supply unit 41 to the blowing nozzle 45, the air is blown from the tip 45b in a state having a circumferential component opposite to the rotation direction R of the compressor impeller 7.
- the rotation stop time required for stopping the rotating body 12 is shortened compared to the case where the rotating body 12 is stopped by inertial operation.
- the time until the rotation stops is shortened compared to the case of no reverse injection indicated by a broken line.
- the number of times of tracking operation is 3 or 4 times, such as 3 to 4 times, the machine time is greatly reduced as compared with the case of no reverse injection.
- the balance inspection apparatus 30 the machine time can be shortened, which is very advantageous in production.
- the spray nozzle 45 is provided in the compressor side jig 35, and the rotating body 12 rotates when air is supplied to the turbine side jig 34. Since air is blown to the compressor impeller 7 by the air supply unit 41 and the blowing nozzle 45, the rotation stop time in the rotating body 12 of the supercharger 1 is shortened. In particular, in the balance inspection apparatus 30 in which the turbine-side jig 34 is attached on the vibration-proof support portion 33 and the compressor-side jig 35 is attached to the bearing housing 13 via the O-ring 36, air blowing is performed.
- the configuration of the present embodiment is advantageous because the influence on the vibration measurement can be minimized.
- the spray nozzle body 45a of the spray nozzle 45 is disposed in the through hole 52 provided in the shroud portion 50, and the tip 45b of the spray nozzle 45 does not protrude into the gap d and is within the through hole 52, the spray nozzle The tip 45b of 45 is prevented from contacting the compressor impeller 7. Therefore, the full blade 71 and the like of the compressor impeller 7 are protected. Further, the through hole 52 can also be used as a guide passage for blowing air.
- the nozzle body 45a of the spray nozzle 45 is arranged at a position twisted with respect to the rotation axis H, and the tip 45b opens toward the front end 71a of the full blade 71 of the compressor impeller 7.
- the direction from the proximal end of the nozzle body 45a to the distal end 45b is opposite to the forward tangent to the rotational direction R of the compressor impeller 7, so that the blown air has a larger circumferential component. It has come to have. Therefore, the rotational torque in the direction opposite to the rotational direction R of the compressor impeller 7 is increased, and the compressor impeller 7 can be stopped more effectively.
- the number of the spray nozzles 45 is not limited to two, and only one may be provided, or three or more may be provided in the circumferential direction.
- the tip of the spray nozzle 45 may slightly protrude into the gap d between the shroud surface 51 and the compressor impeller 7. When a plurality of spray nozzles 45 are provided, these need not be line symmetric with respect to the rotation axis H.
- the gas supplied by the gas supply unit is not limited to air, and may be nitrogen gas, for example.
- the spray nozzle is not limited to a single nozzle fixed to the compressor side jig 35 as described above, and may be configured by a flow path formed in the compressor side jig 35.
- a linear or curved flow path (nozzle body) may be formed in the compressor side jig 35 so as to generate a blowing flow of a circumferential component that stops the impeller.
- the nozzle main body may be provided in a direction (that is, a radial direction) intersecting the rotation axis H. In that case, the tip may be widened in a tapered shape so that the gas to be blown has a circumferential component opposite to the rotation direction R.
- the supercharger to be inspected may be an electric supercharger.
- the rotation shaft 14 is not limited to the case where the turbine impeller 6 and the compressor impeller 7 are provided, and only the compressor impeller 7 may be provided.
- the balance inspection device 30 may be a device that inspects the balance of a rotating body of a rotary machine other than a supercharger, such as a compressor. Although the case where the balance inspection apparatus 30 is driven at room temperature and air has been described, the balance inspection apparatus of the present invention may be of a type that uses heated air.
- the balance inspection apparatus of the present invention is not limited to a high-speed balancer that rotates a rotating body at a rotation speed of 90% or more of the maximum rotation speed, but is a balancer that rotates the rotation body at a rotation speed of 90% or less of the maximum rotation speed. Also good.
- the calculation unit 40 may be provided at a location away from the vibration table 31.
- an aspect of a balance inspection system configured to wirelessly transmit detection signals from the acceleration pickup 38 and the rotation detector 39 may be employed.
- a pulsation inspection unit (not shown) for inspecting pulsation may be provided, and the pulsation inspection may be performed simultaneously with the balance inspection of the rotating body.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
- Supercharger (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
2 タービン
3 コンプレッサ
4 タービンハウジング
5 コンプレッサハウジング
6 タービンインペラ
7 コンプレッサインペラ
12 回転体
13 軸受ハウジング
14 回転軸
16 ナット
30 バランス検査装置
34 タービン側治具
35 コンプレッサ側治具
35a スクロール部
41 空気供給部(気体供給部)
45 吹付ノズル
45b 先端
50 シュラウド部
51 シュラウド面
52 貫通孔
71 フルブレード(羽根部)
71a 前端部(外周部)
72 スプリッタブレード
H 回転軸線
L2 インペラ停止用空気供給ライン
R 回転方向
Claims (5)
- インペラが回転軸の一端に設けられた回転体のバランスを検査するためのバランス検査装置であって、
前記回転軸を支持する軸受が設けられた軸受ハウジングと、
前記軸受ハウジングの回転軸線方向の一方に配置されて、内部のインペラ収納空間に前記インペラを収納する治具と、
前記治具に設けられて、前記インペラ収納空間に向けて開口する先端を含む吹付ノズルと、
前記吹付ノズルに気体を供給するための気体供給部と、を備え、
前記吹付ノズルは、前記気体供給部から供給された前記気体が前記インペラの回転方向とは逆向きの周方向成分を持った状態で前記先端から吹き付けられるように構成されている、バランス検査装置。 - 前記回転体は、タービンインペラとコンプレッサインペラとが前記回転軸の両端に設けられた過給機の回転体であり、
前記治具は、前記インペラとしての前記コンプレッサインペラを収納するコンプレッサ側治具であり、
前記吹付ノズルは、前記コンプレッサ側治具に設けられて、前記気体供給部から供給された前記気体が前記コンプレッサインペラの回転方向とは逆向きの周方向成分を持った状態で前記先端から吹き付けられるように構成されている、請求項1に記載のバランス検査装置。 - 前記治具は、前記インペラの羽根部の周囲に設けられて前記羽根部に対向するシュラウド部を含み、
前記インペラと前記シュラウド部の表面との間には隙間が設けられており、
前記吹付ノズルの筒状の本体部は、前記シュラウド部に設けられた貫通孔に配置され、前記吹付ノズルの前記先端は、前記隙間には突出せず前記貫通孔内に収まっている、請求項1または2に記載のバランス検査装置。 - 前記吹付ノズルの筒状の本体部は、前記回転軸の前記回転軸線に対してねじれの位置に配置されており、前記吹付ノズルの前記先端は、前記インペラの羽根部の外周部に向けて開口している、請求項1または2に記載のバランス検査装置。
- 前記吹付ノズルの筒状の本体部は、前記回転軸の前記回転軸線に対してねじれの位置に配置されており、前記吹付ノズルの前記先端は、前記羽根部の外周部に向けて開口している、請求項3に記載のバランス検査装置。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112016002249.2T DE112016002249B4 (de) | 2015-05-19 | 2016-05-13 | Ausgeglichenheitsuntersuchungsvorrichtung |
| CN201680018106.1A CN107430042B (zh) | 2015-05-19 | 2016-05-13 | 平衡检查装置 |
| JP2017519183A JP6376288B2 (ja) | 2015-05-19 | 2016-05-13 | バランス検査装置 |
| US15/563,985 US10634574B2 (en) | 2015-05-19 | 2016-05-13 | Balance inspection device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-101881 | 2015-05-19 | ||
| JP2015101881 | 2015-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016186036A1 true WO2016186036A1 (ja) | 2016-11-24 |
Family
ID=57320145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2016/064324 Ceased WO2016186036A1 (ja) | 2015-05-19 | 2016-05-13 | バランス検査装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10634574B2 (ja) |
| JP (1) | JP6376288B2 (ja) |
| CN (1) | CN107430042B (ja) |
| DE (1) | DE112016002249B4 (ja) |
| WO (1) | WO2016186036A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024533722A (ja) * | 2021-12-22 | 2024-09-12 | 浙江英洛華磁業有限公司 | ロータアセンブリ回転速度試験装置 |
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| CN114705363B (zh) * | 2022-04-29 | 2025-02-21 | 中国航发南京航空动力有限责任公司 | 航空发动机带静子部件的燃气发生器转子平衡方法 |
| CN118999906B (zh) * | 2024-10-24 | 2025-04-29 | 江苏庆泉泵业有限公司 | 一种离心泵叶轮检测装置 |
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| JP2012002162A (ja) * | 2010-06-18 | 2012-01-05 | Ihi Corp | 圧力調整機構 |
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| JP2000329636A (ja) | 1999-05-20 | 2000-11-30 | Nippon Soken Inc | 高速回転機器のアンバランス修正方法 |
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| US6883752B2 (en) * | 2001-11-14 | 2005-04-26 | Brp-Rotax Gmbh & Co. Kg. | Vibration damper for aircraft engine |
| DE102005053786A1 (de) | 2005-11-09 | 2007-05-10 | Schenck Rotec Gmbh | Verfahren und Vorrichtung zum dynamischen Messen der Unwucht eines Rotors |
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| EP1816317B1 (en) | 2006-02-02 | 2013-06-12 | IHI Corporation | Turbocharger with variable nozzle |
| GB0617900D0 (en) | 2006-09-12 | 2006-10-18 | Turbo Technics Ltd | Apparatus for measuring rotational imbalance of a turbocharger core assembly |
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| DE102008049144A1 (de) | 2008-09-26 | 2010-04-01 | Bosch Mahle Turbo Systems Gmbh & Co. Kg | Vorrichtung zum Auswuchten eines Rotors |
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| DE102012102160B4 (de) | 2012-03-14 | 2014-03-27 | Schenck Rotec Gmbh | Verfahren und Vorrichtung zum pneumatischen Antreiben eines Turboladerrotors in einer Auswuchtmaschine |
| JP2014218903A (ja) | 2013-05-01 | 2014-11-20 | 株式会社Ihi | インペラの修正方法、過給機の修正方法及び過給機の修正装置 |
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2016
- 2016-05-13 WO PCT/JP2016/064324 patent/WO2016186036A1/ja not_active Ceased
- 2016-05-13 DE DE112016002249.2T patent/DE112016002249B4/de active Active
- 2016-05-13 JP JP2017519183A patent/JP6376288B2/ja active Active
- 2016-05-13 CN CN201680018106.1A patent/CN107430042B/zh active Active
- 2016-05-13 US US15/563,985 patent/US10634574B2/en active Active
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| JPS6140530A (ja) * | 1984-07-31 | 1986-02-26 | Shimadzu Corp | 動釣合試験機 |
| JPH01120639U (ja) * | 1988-02-09 | 1989-08-16 | ||
| JP2012002162A (ja) * | 2010-06-18 | 2012-01-05 | Ihi Corp | 圧力調整機構 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024533722A (ja) * | 2021-12-22 | 2024-09-12 | 浙江英洛華磁業有限公司 | ロータアセンブリ回転速度試験装置 |
| JP7710612B2 (ja) | 2021-12-22 | 2025-07-18 | 浙江英洛華磁業有限公司 | ロータアセンブリ回転速度試験装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2016186036A1 (ja) | 2017-08-10 |
| DE112016002249B4 (de) | 2023-07-27 |
| CN107430042B (zh) | 2019-07-02 |
| US10634574B2 (en) | 2020-04-28 |
| CN107430042A (zh) | 2017-12-01 |
| DE112016002249T5 (de) | 2018-03-01 |
| US20180136071A1 (en) | 2018-05-17 |
| JP6376288B2 (ja) | 2018-08-22 |
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