CN110095282A - Axis torque limit system and tooling suitable for wind turbine gearbox mode experiment - Google Patents
Axis torque limit system and tooling suitable for wind turbine gearbox mode experiment Download PDFInfo
- Publication number
- CN110095282A CN110095282A CN201910347579.1A CN201910347579A CN110095282A CN 110095282 A CN110095282 A CN 110095282A CN 201910347579 A CN201910347579 A CN 201910347579A CN 110095282 A CN110095282 A CN 110095282A
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- China
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- wind turbine
- lockplate
- turbine gearbox
- low speed
- input shaft
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- 238000000034 method Methods 0.000 claims abstract description 44
- 238000009960 carding Methods 0.000 claims abstract description 43
- 230000036316 preload Effects 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/028—Acoustic or vibration analysis
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of axis torque limit systems and tooling suitable for wind turbine gearbox mode experiment；Axis torque limit system suitable for wind turbine gearbox mode experiment, comprising: wind turbine gearbox, the torque take-up tooling for locking speedy carding process axis and the torque pre-tightening tool for pre-tightening low speed input shaft；Tooling suitable for wind turbine gearbox mode experiment, comprising: the torque pre-tightening tool for locking the torque take-up tooling of speedy carding process axis and for pre-tightening low speed input shaft；Torque take-up tooling includes: for installing to wind turbine gearbox the lockplate for locking speedy carding process axis；Lockplate is equipped with the lock hole passed through for speedy carding process axis；Lock hole is equipped with for making lockplate and speedy carding process axis constitute the bonded mouth of key connection；Torque pre-tightening tool includes: for being fixed to low speed input shaft to apply the preload bar of pretightning force to low speed input shaft.The invention has the beneficial effects that features simple structure is effective, it is able to satisfy the locking and preload of mode experiment requirement.
Description
Technical field
The present invention relates to wind turbine gearbox mode experiments, and in particular to a kind of axis suitable for wind turbine gearbox mode experiment
Torque limit system and tooling suitable for wind turbine gearbox mode experiment.
Background technique
Wind turbine gearbox modal test is the modal frequency for identifying components and assembly, the important survey of damping and the vibration shape
Trial work section.Gear-box modal test needs shaft rotation lock, and not locking can be because of gear backlash, and test signal is caused in bearing clearance
It is of poor quality, test failure.
Costly by the locking fixture of professional equipment, the period is long, and feasibility is low.Conventional belt friction lock, high speed shaft
It is locked by belt friction, after low speed input terminal applies pretightning force, axis is still rotatable, and locking effect is poor.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of axis torques for wind turbine gearbox mode experiment
Limitation system and tooling, features simple structure is effective and is able to satisfy the locking and preload of mode experiment requirement.
In order to achieve the above objectives, the present invention uses following scheme:
A kind of axis torque limit system suitable for wind turbine gearbox mode experiment, comprising: wind turbine gearbox, wind power gear luggage
It includes: gear box casing, speedy carding process axis and low speed input shaft；Axis torque limit system suitable for wind turbine gearbox mode experiment
Further include: the torque pre-tightening tool for locking the torque take-up tooling of speedy carding process axis and for pre-tightening low speed input shaft.
Torque take-up tooling includes: the lockplate for stopping speedy carding process axis to rotate；Lockplate is fixed to gearhousing
Body；Lockplate is equipped with the lock hole passed through for speedy carding process axis；Lock hole is equipped with for constituting lockplate and speedy carding process axis
The bonded mouth of key connection.
Torque pre-tightening tool include: preload bar for being fixed to low speed input shaft and for pre-tighten bar apply thrust with
The jack pre-tightened；The end of low speed input shaft is equipped with several bolts hole；It is pre- equipped with making with bolt hole cooperation to pre-tighten bar
Tight bar and low speed input shaft constitute bolted through-hole；Very heavy top contact pre-tightens bar.
Further, bolt hole is the planet carrier hanging bolt hole for lifting by crane planet carrier.
Further, jack pair pre-tightens axis direction of the direction perpendicular to low speed input shaft of the thrust of bar.
Further, lockplate is additionally provided with for making lockplate and gear box casing constitute bolted fixation hole.
Further, gear box casing is formed with brake mount bolt hole；Fixation hole makes to lock with the cooperation of brake mount bolt hole
Plate is bolted with gear box casing composition.
Further, the line at the center at the center and lock hole of fixation hole and the center of bonded mouth and the center of lock hole
The angle of line be more than or equal to 44 degree less than or equal to 48 degree.
A kind of tooling suitable for wind turbine gearbox mode experiment, comprising: for locking the torque take-up of speedy carding process axis
Tooling and torque pre-tightening tool for pre-tightening low speed input shaft；Torque take-up tooling includes: for installing to wind turbine gearbox
To lock the lockplate of speedy carding process axis；Lockplate is equipped with the lock hole passed through for speedy carding process axis；Lock hole is equipped with for making
Lockplate and speedy carding process axis constitute the bonded mouth of key connection；Torque pre-tightening tool include: for be fixed to low speed input shaft with
Apply the preload bar of pretightning force to low speed input shaft；Bar is pre-tightened to be bolted with low speed input shaft composition.
Further, torque take-up tooling further includes the fastener for lockplate to be fixed to wind turbine gearbox；Locking
Plate is additionally provided with the fixation hole passed through for fastener.
Further, fixation hole is waist-shaped hole.
A kind of tooling suitable for wind turbine gearbox mode experiment, comprising: for locking the torque take-up of speedy carding process axis
Tooling and torque pre-tightening tool for pre-tightening low speed input shaft；Torque take-up tooling includes: for stopping speedy carding process axis to turn
Dynamic lockplate；Brake mount interface of the lockplate equipped with the lock hole passed through for speedy carding process axis and for wind turbine gearbox is matched
The fixation hole that lockplate is fixed to wind turbine gearbox is bolted in conjunction；Lock hole is equipped with for keeping lockplate defeated with high speed
Shaft constitutes the bonded mouth of key connection；Torque pre-tightening tool include: preload bar for being fixed to low speed input shaft and for pair
Pre-tighten jack of the bar thrust to be pre-tightened；Bar is pre-tightened to be equipped with for cooperating with the planet carrier hanging bolt hole of low speed input shaft
Make to pre-tighten the through-hole that bar and low speed input shaft are bolted；Very heavy top contact pre-tightens bar.
The invention has the beneficial effects that features simple structure is effective and is able to satisfy the locking and preload of mode experiment requirement.
The locking of speedy carding process axis is realized by the brake mount Interference fit of lockplate and speedy carding process axis and gear-box.
And by planet carrier hanging bolt hole and bar cooperation bronze drum jack load is pre-tightened, reach the preload of low speed input shaft.Structure letter
Just effectively.It is able to satisfy the locking of mode experiment requirement and pre-tightens and require.
Detailed description of the invention
Fig. 1 is the scheme of installation of torque take-up tooling of the invention；
Fig. 2 is the scheme of installation of torque pre-tightening tool of the invention；
Fig. 3 is the schematic diagram of the lockplate of torque take-up tooling in Fig. 1；
Fig. 4 is the schematic diagram of the preload bar of torque pre-tightening tool in Fig. 2.
Wind turbine gearbox 200, gear box casing 201, speedy carding process axis 202, low speed input shaft 203；
Torque take-up tooling 10, lockplate 11, lock hole 111, bonded mouth 1111, fixation hole 112, angle β；
Torque pre-tightening tool 20 pre-tightens bar 21, through-hole 211, jack 22.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 4, a kind of axis torque limit system suitable for wind turbine gearbox mode experiment includes wind-powered electricity generation tooth
Roller box, torque take-up tooling and torque pre-tightening tool.
Torque take-up tooling and torque pre-tightening tool constitute the main of the tooling suitable for wind turbine gearbox mode experiment
Part.In other words, the tooling suitable for wind turbine gearbox mode experiment includes: torque take-up tooling and torque pre-tightening tool.
Wind turbine gearbox includes: gear box casing, speedy carding process axis and low speed input shaft.Speedy carding process axis and low speed input
Axis is each attached to the gear box casing and can rotate relative to gear box casing.
Torque take-up tooling is for locking speedy carding process axis.Torque pre-tightening tool is for pre-tightening low speed input shaft.
Torque take-up tooling includes: lockplate.Lockplate is for stopping speedy carding process axis to rotate.It is defeated that lockplate locks high speed
Shaft.Lockplate is fixed to gear box casing.Specifically, lockplate install to wind turbine gearbox locking speedy carding process axis to
Stop the rotation of speedy carding process axis.
Lockplate is equipped with the lock hole passed through for speedy carding process axis.Lock hole is equipped with for making lockplate and speedy carding process axis
Constitute the bonded mouth of key connection.It can be using flat key connection speedy carding process axis and the fixed speedy carding process axis of lockplate and lockplate
Circumferential position.
Lockplate is additionally provided with fixation hole.Fixation hole is bolted for constituting lockplate with gear box casing.Fastener
Fixation hole can be passed through, lockplate is fixed to wind turbine gearbox.Lockplate is fixed specifically, fastener passes through fixation hole
To gear box casing.As a preferred embodiment, fixation hole is waist-shaped hole.As an alternative embodiment, solid
Determine the hole that hole may be other shapes.The orifice area of fixation hole is greater than the diameter of fastener so that fastener is in fixation hole
Position is adjusted, certain floating is allowed when bolt is installed, it is convenient for assembly.Lockplate can be fixed to by gear using brake mount bolt
Tank shell.
As a kind of specific embodiment, fastener is bolt.Gear box casing is formed with brake mount bolt hole.It is fixed
Hole and brake mount bolt hole, which fit through bolt, makes lockplate and gear box casing constitute connection.Bolt is deeply to wind turbine gearbox
Brake mount interface lockplate is fixed to the gear box casing of wind turbine gearbox.
As a kind of specific embodiment, the line at the center at the center and lock hole of fixation hole and the center of bonded mouth
It is more than or equal to 44 degree with the angle of the line at the center of lock hole and is less than or equal to 48 degree.
Torque pre-tightening tool includes: preload bar.Bar is pre-tightened to be used to apply pretightning force to low speed input shaft.Bar is pre-tightened to be fixed to
Low speed input shaft.It is bolted specifically, pre-tightening bar with low speed input shaft composition.The end of low speed input shaft is equipped with several
Bolt hole.Specifically, bolt hole is the planet carrier hanging bolt hole for lifting by crane planet carrier.
It pre-tightens bar and is equipped with through-hole.Through-hole is bolted preload bar with low speed input shaft composition with bolt hole cooperation.Bolt
It is fixed in bolt hole across through-hole.Low speed input shaft can be fixed to by bar is pre-tightened by planet carrier hanging bolt.
Torque pre-tightening tool further include: jack.Very heavy top contact pre-tightens bar, for pre- to carry out to bar thrust is pre-tightened
Tightly.Very heavy top support ground loads certain prefastening load.Jack pair pre-tightens bar and applies active force and then drive low speed input shaft
It pre-tightens.
Jack pair pre-tightens axis direction of the direction perpendicular to low speed input shaft of the thrust of bar.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of axis torque limit system suitable for wind turbine gearbox mode experiment, comprising: wind turbine gearbox, the wind-powered electricity generation tooth
Roller box includes: gear box casing, speedy carding process axis and low speed input shaft；It is characterized in that, described be suitable for wind turbine gearbox mould
The axis torque limit system of state experiment further include: for locking the torque take-up tooling of the speedy carding process axis and for pre-tightening
State the torque pre-tightening tool of low speed input shaft；
The torque take-up tooling includes: the lockplate for stopping the speedy carding process axis rotation；The lockplate is fixed to
The gear box casing；The lockplate is equipped with the lock hole passed through for the speedy carding process axis；The lock hole is equipped with and is used for
The lockplate and the speedy carding process axis is set to constitute the bonded mouth of key connection；
The torque pre-tightening tool includes: preload bar for being fixed to the low speed input shaft and for applying to the preload bar
The jack for adding thrust to be pre-tightened；The end of the low speed input shaft is equipped with several bolts hole；The preload bar is equipped with
The preload bar and the low speed input shaft is set to constitute bolted through-hole with bolt hole cooperation；The very heavy top contact
The preload bar.
2. the axis torque limit system according to claim 1 suitable for wind turbine gearbox mode experiment, which is characterized in that
The bolt hole is the planet carrier hanging bolt hole for lifting by crane planet carrier.
3. the axis torque limit system according to claim 1 suitable for wind turbine gearbox mode experiment, which is characterized in that
Axis direction of the direction perpendicular to the low speed input shaft of the thrust of bar is pre-tightened described in the jack pair.
4. the axis torque limit system according to claim 1 suitable for wind turbine gearbox mode experiment, which is characterized in that
The lockplate is additionally provided with for making the lockplate and the gear box casing constitute bolted fixation hole.
5. the axis torque limit system according to claim 4 suitable for wind turbine gearbox mode experiment, which is characterized in that
The gear box casing is formed with brake mount bolt hole；The fixation hole and brake mount bolt hole cooperation make the lock
Fixed board is bolted with gear box casing composition.
6. the axis torque limit system according to claim 4 suitable for wind turbine gearbox mode experiment, which is characterized in that
The center and the lock hole of the line at the center of the fixation hole and the center of the lock hole and the bonded mouth
The angle of the line at center is more than or equal to 44 degree and is less than or equal to 48 degree.
7. a kind of tooling suitable for wind turbine gearbox mode experiment characterized by comprising for locking speedy carding process axis
Torque take-up tooling and torque pre-tightening tool for pre-tightening low speed input shaft；The torque take-up tooling includes: for installing
The lockplate of the speedy carding process axis is locked to the wind turbine gearbox；The lockplate is equipped with to be worn for the speedy carding process axis
The lock hole crossed；The lock hole is equipped with for making the lockplate and the speedy carding process axis constitute the bonded mouth of key connection；
The torque pre-tightening tool includes: for being fixed to the low speed input shaft to apply the pre- of pretightning force to the low speed input shaft
Tight bar；The preload bar is bolted with low speed input shaft composition.
8. the tooling according to claim 7 suitable for wind turbine gearbox mode experiment, which is characterized in that
The torque take-up tooling further includes the fastener for the lockplate to be fixed to the wind turbine gearbox；The lock
Fixed board is additionally provided with the fixation hole passed through for the fastener.
9. the tooling according to claim 7 suitable for wind turbine gearbox mode experiment, which is characterized in that
The fixation hole is waist-shaped hole.
10. a kind of tooling suitable for wind turbine gearbox mode experiment characterized by comprising for locking speedy carding process axis
Torque take-up tooling and torque pre-tightening tool for pre-tightening low speed input shaft；The torque take-up tooling includes: for hindering
Keep off the lockplate of the speedy carding process axis rotation；The lockplate is equipped with the lock hole passed through for speedy carding process axis and is used for and institute
The brake mount Interference fit for stating wind turbine gearbox, which is bolted, is fixed to consolidating for the wind turbine gearbox for the lockplate
Determine hole；The lock hole is equipped with for making the lockplate and the speedy carding process axis constitute the bonded mouth of key connection；The torsion
Square pre-tightening tool includes: preload bar for being fixed to the low speed input shaft and pre- for carrying out to the preload bar thrust
Tight jack；The bar that pre-tightens is equipped with for making the preload with the cooperation of the planet carrier hanging bolt hole of the low speed input shaft
The through-hole that bar and the low speed input shaft are bolted；Bar is pre-tightened described in the very heavy top contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347579.1A CN110095282B (en) | 2019-04-28 | 2019-04-28 | Shaft torque limiting system and tool suitable for wind power gear box modal experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347579.1A CN110095282B (en) | 2019-04-28 | 2019-04-28 | Shaft torque limiting system and tool suitable for wind power gear box modal experiment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110095282A true CN110095282A (en) | 2019-08-06 |
| CN110095282B CN110095282B (en) | 2024-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910347579.1A Active CN110095282B (en) | 2019-04-28 | 2019-04-28 | Shaft torque limiting system and tool suitable for wind power gear box modal experiment |
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| CN (1) | CN110095282B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101255679B1 (en) * | 2012-07-19 | 2013-04-17 | 한국기계연구원 | Torque generator of gearbox test apparatus and torque control system for controlling the torque generator |
| CN105043760A (en) * | 2015-06-23 | 2015-11-11 | 江苏荣基重工科技有限公司 | Wind power locking disc test table |
| CN106644465A (en) * | 2016-11-24 | 2017-05-10 | 沈阳鼓风机集团风电有限公司 | Wind power gear box testing device |
| CN109668728A (en) * | 2018-11-30 | 2019-04-23 | 重庆大学 | A kind of GTF gear Duct-Burning Turbofan gear drive experimental provision and its test method |
| CN210180669U (en) * | 2019-04-28 | 2020-03-24 | 南京高速齿轮制造有限公司 | Shaft torque limiting system and tool suitable for wind power gear box modal experiment |
-
2019
- 2019-04-28 CN CN201910347579.1A patent/CN110095282B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101255679B1 (en) * | 2012-07-19 | 2013-04-17 | 한국기계연구원 | Torque generator of gearbox test apparatus and torque control system for controlling the torque generator |
| CN105043760A (en) * | 2015-06-23 | 2015-11-11 | 江苏荣基重工科技有限公司 | Wind power locking disc test table |
| CN106644465A (en) * | 2016-11-24 | 2017-05-10 | 沈阳鼓风机集团风电有限公司 | Wind power gear box testing device |
| CN109668728A (en) * | 2018-11-30 | 2019-04-23 | 重庆大学 | A kind of GTF gear Duct-Burning Turbofan gear drive experimental provision and its test method |
| CN210180669U (en) * | 2019-04-28 | 2020-03-24 | 南京高速齿轮制造有限公司 | Shaft torque limiting system and tool suitable for wind power gear box modal experiment |
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| Publication number | Publication date |
|---|---|
| CN110095282B (en) | 2024-07-26 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190925 Address after: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant after: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20200508 Address after: 211103 No.30, Houjiao Road, gaoxinyuan, Jiangning District, Nanjing City, Jiangsu Province Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. |
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