CN107870064A - A kind of set tooth connection polydisc rotor dynamic balancing system based on phase matched - Google Patents
A kind of set tooth connection polydisc rotor dynamic balancing system based on phase matched Download PDFInfo
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- CN107870064A CN107870064A CN201711084720.0A CN201711084720A CN107870064A CN 107870064 A CN107870064 A CN 107870064A CN 201711084720 A CN201711084720 A CN 201711084720A CN 107870064 A CN107870064 A CN 107870064A
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- transmission shaft
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 3
- 230000005622 photoelectricity Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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
- G01M1/30—Compensating imbalance
- G01M1/36—Compensating imbalance by adjusting position of masses built-in the body to be tested
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Abstract
The invention discloses a kind of set tooth based on phase matched to connect polydisc rotor dynamic balancing system, including sensor holder, front support seat, motor, rear branching holder, computer, power transmission shaft is installed between preceding mounting seat and rear mounting seat, front end rotor is with being provided with the set tooth axle being engaged with power transmission shaft between center roller, preceding mounting seat is provided with front end rotor, belt wheel is installed, the belt wheel of motor is connected with power transmission shaft by V belt translation on motor；Photoelectric measurement line pipe is installed at the top of sensor holder, three photoelectric measuring measuring devices are installed on photoelectric measurement line pipe.The present invention enters action balance solution by way of phase matched, plan the installation site of each rotor, phase adjusted is realized by way of covering tooth connection, the phase of any one rotor can be read, regulation is easy to be reliable, go to realize whole machine balancing using phase adjusted, avoid expenditure of time caused by repeatedly removing material, simplify the operating process of dynamic balance treatment.
Description
Technical field
The present invention relates to set tooth connection polydisc rotor dynamic balancing system, more particularly to a kind of set tooth based on phase matched to connect
Connect polydisc rotor dynamic balancing system.
Background technology
The inner rotator system such as aero-engine and gas turbine is generally more disc rotors.As a kind of rotating machinery system
System, the dynamic balancing quality of such rotor have a major impact to the vibrational state and service life of complete machine.Unit rotor series is more,
Rotating speed is higher, and dynamic balance treatment difficulty is also higher, and being not only required to reach allows amount of unbalance requirement, also requires experimentation
Simply, the cycle is short, the few or not duplicate removal that removes material.Dynamic balance processing method easier, efficient, that precision is higher is to improve complete machine
Stability, the effective way of increasing service life of engine.
The content of the invention
Part in view of the shortcomings of the prior art, it is an object of the invention to provide a kind of set tooth based on phase matched
Polydisc rotor dynamic balancing system is connected, matched-phase when can control the amount of unbalance to install, simplifies polydisc rotor dynamic balancing
Processing procedure.
The purpose of the present invention is achieved through the following technical solutions：
A kind of set tooth connection polydisc rotor dynamic balancing system based on phase matched, including sensor holder, front support seat, drive
Motor, rear branching holder, computer are moved, preceding mounting seat is installed on the front support seat, pacified after being provided with the rear branching holder
Seat is filled, power transmission shaft is installed, before the power transmission shaft is close to one end of preceding mounting seat between the preceding mounting seat and rear mounting seat
End, the power transmission shaft is rear end close to one end of rear mounting seat, coordinates between the preceding mounting seat and power transmission shaft front end and is provided with
Center roller, described to be provided with bearing in mounting seat afterwards, the power transmission shaft rear end thereof coordinates the bearing for being installed on rear mounting seat
In, the preceding mounting seat inner rotation is provided with the set tooth axle being engaged with power transmission shaft, and the preceding mounting seat is away from center roller
Front end front end rotor is installed, the set tooth shaft end, which coordinates, to be installed in the rotor of front end；The power of the motor is defeated
Belt wheel is installed, the belt wheel of the motor connects with power transmission shaft by being driven drive transmission on shaft；The sensor
Seat top is provided with photoelectric measurement line pipe, and signal wire and power line, the photoelectricity are provided with inside the photoelectric measurement line pipe
Three photoelectric measuring measuring devices are installed on measurement line pipe, three photoelectric measuring measuring devices respectively the signal wire with photoelectric measurement line pipe,
Power line is connected, and three photoelectric measuring measuring devices are respectively the first photoelectric measuring measuring device, the second photoelectric measuring measuring device, the 3rd photoelectric measurement
Device, the first photoelectric measuring measuring device correspond to front end rotor and set, and the second photoelectric measuring measuring device corresponds to center roller setting, the 3rd photoelectric measurement
Device corresponds to the setting of tail end rotor；The computer passes through circuit and the first photoelectric measuring measuring device, the second photoelectric measuring measuring device, the 3rd respectively
Photoelectric measuring measuring device telecommunication connects.
In order to which the present invention is better achieved, the bearing being engaged with set tooth axle is provided with inside the preceding mounting seat.
Location and installation tooth is provided with preferably, coordinating between the power transmission shaft and center roller.
Preferably, being provided with compression plate between the tail end rotor and rear mounting seat, the compression plate is used to turn tail end
Son closely compresses with power transmission shaft to be connected.
Preferably, it is provided with the locking nut corresponding with rear mounting seat upper bearing (metal) on the outside of mounting seat after described.
Preferably, the power transmission shaft has center roller installation portion, the center roller peace close to preceding mounting seat one end
The axial diameter in dress portion is less than axial diameter of the power transmission shaft except center roller installation portion other parts, and the location and installation tooth is matched somebody with somebody
Installation is put to be located between power transmission shaft and center roller installation portion.
Preferably, present invention set tooth connection polydisc rotor dynamic balancing system also includes base, the sensor holder, preceding branch
Bearing, motor, rear branching holder, computer are respectively arranged on base.
The present invention compared with the prior art, has advantages below and beneficial effect：
The present invention enters action balance solution by way of phase matched, plans the installation site of each rotor, passes through
The mode of set tooth connection realizes phase adjusted, can read the phase of any one rotor, regulation is easy, reliable, utilizes single turn
The presence of sub- amount of unbalance goes to realize whole machine balancing, avoids expenditure of time caused by repeatedly removing material, simplifies at dynamic balancing
The operating process of reason.
Brief description of the drawings
Fig. 1 is that a kind of set tooth based on phase matched connects polydisc rotor dynamic balancing system structure diagram；
Fig. 2 is that a kind of set tooth based on phase matched principle connects polydisc rotor dynamic balancing system implementing procedure figure；
Fig. 3 is that each rotor polyphase decomposition on balance basis surface balances schematic diagram.
Wherein, it is entitled corresponding to the reference in accompanying drawing：
1- photoelectric measuring measuring devices, 2- front ends rotor, mounting seat before 3-, 4- set tooth axles, 5- center rollers, 6- positioning peaces
Toothing, 7- power transmission shafts, 8- tail end rotors, 9- compression plates, mounting seat after 10-, 11- locking nuts, 12- computers,
13- rear branching holders, 14- transmission belts, 15- belt wheels, 16- motors, 17- bases, 18- bearings, 19- front support seats,
20- sensor holders.
Embodiment
The present invention is described in further detail with reference to embodiment：
Embodiment
As shown in figure 1, a kind of set tooth connection polydisc rotor dynamic balancing system based on phase matched, including sensor holder
20th, front support seat 19, motor 16, rear branching holder 13, computer 12 and base 17, preceding installation is installed on front support seat 19
Seat 3, rear mounting seat 10 is installed on rear branching holder 13, power transmission shaft 7 is installed between preceding mounting seat 3 and rear mounting seat 10, be driven
Axle 7 is front end close to one end of preceding mounting seat 3, and power transmission shaft 7 is rear end close to one end of rear mounting seat 10, and preceding mounting seat 3 is with passing
Coordinate between the front end of moving axis 7 and center roller 5 is installed, bearing 18 is installed in rear mounting seat 10, the rear end thereof of power transmission shaft 7 coordinates
It is installed in the bearing 18 of rear mounting seat 10, the preceding inner rotation of mounting seat 3 is provided with the set tooth axle 4 being engaged with power transmission shaft 7, preceding
Front end of the mounting seat 3 away from center roller 5 is provided with front end rotor 2, and the end of set tooth axle 4, which coordinates, to be installed in front end rotor 2.Drive
Belt wheel 15 is installed, the belt wheel 15 and power transmission shaft 7 of motor 16 are dynamic by transmission belt 14 on the power output shaft of dynamic motor 16
Power transmission connection.The top of sensor holder 20 is provided with photoelectric measurement line pipe, be provided with inside photoelectric measurement line pipe signal wire and
Power line, is provided with three photoelectric measuring measuring devices 1 on photoelectric measurement line pipe, three photoelectric measuring measuring devices 1 respectively with photoelectric measuring buret
Signal wire, the power line of spool are connected, three photoelectric measuring measuring devices 1 be respectively the first photoelectric measuring measuring device, the second photoelectric measuring measuring device,
3rd photoelectric measuring measuring device, the first photoelectric measuring measuring device correspond to front end rotor 2 and set, and the second photoelectric measuring measuring device corresponds to center roller 5 and set
Put, the 3rd photoelectric measuring measuring device corresponds to tail end rotor 8 and set.Computer 12 passes through circuit and the first photoelectric measuring measuring device, second respectively
Photoelectric measuring measuring device, the connection of the 3rd photoelectric measuring measuring device telecommunication.The present invention passes through mounting arrangements multiple sensors (i.e. the first photoelectric measuring
Measuring device, the second photoelectric measuring measuring device, the 3rd photoelectric measuring measuring device) meet that (i.e. front end rotor 2, center roller 5, tail end turn multiple rotors
Son measurement request 8), the phase information of rotor corresponding to record and axial location can accurate delivery, adjusted for phase matched
When real-time display and guidance are provided；The multiple sensors of the present embodiment collect the phase of single rotor amount of unbalance and axial position respectively
Put, and transmit and show immediately.The present invention each sensor (the first photoelectric measuring measuring device, the second photoelectric measuring measuring device or the 3rd photoelectricity
Measuring appliance) rotor (front end rotor 2, the center roller 5 or tail end rotor 8) unbalance information measured is resolved, will be each
The phase value of rotor unbalance value solves equilibrium equation, according to drawn as variable is solved on two balancing a survey faces
With the phase value adjusting set tooth position of engagement, integral rotor dynamic balancing measurement is directly carried out after the completion of regulation, judges whether to reach not
Aequum permissible value.The computer 12 of the present embodiment is according to the amount of unbalance positional information of single rotor, on two balancing a survey faces
Dissociation solution is carried out by variable of phase, draws each rotor matched-phase value.
Front end rotor 2 of the present invention, center roller 5, tail end rotor 8 are respectively installed to by preceding mounting seat 3, rear mounting seat 10
On front support seat 19, rear branching holder 13, front support seat 19, the built-in sensors measurement amplitude of rear branching holder 13, frequency information are each
Photoelectric measuring measuring device 1 collects the flute profile of the phase and axial position information of each rotor, preceding mounting seat 3 and location and installation tooth 6 respectively
The phase angle of indexing regulation rotor, motor 16 drive polydisc rotor-support-foundation system, photoelectric measurement by belt wheel 15 and transmission belt 14
Device 1 collects the phase distribution information of each rotor part amount of unbalance, is transmitted information to front support seat 19 and rear branching holder 13
Computer 12.
As shown in figure 1, the preceding inside of mounting seat 3 is provided with what is be engaged with set tooth axle 4, all bearings 18 help to cover tooth axle 4
In the preceding inner rotation of mounting seat 3.Coordinate between power transmission shaft 7 and center roller 5 and be provided with location and installation tooth 6.The set tooth axle 4 of the present invention
Connection possesses circular dividing function, can change the between cog position of engagement (the installation phase for changing rotor), then by multiple
The indexing regulation of joint set tooth, realizes the matching of out of phase between rotor.More disc rotors of the present embodiment set tooth connection, can be realized
The regulation and matching of phase between different rotor.
As shown in figure 1, being provided with compression plate 9 between tail end rotor 8 and rear mounting seat 10, compression plate 9 is used for tail end rotor 8
Closely compress and connect with power transmission shaft 7.The outside of mounting seat 10 is provided with the locking nut corresponding with the rear upper bearing (metal) 18 of mounting seat 10 afterwards
11。
As shown in figure 1, power transmission shaft 7 has the installation portion of center roller 5, the installation portion of center roller 5 close to preceding one end of mounting seat 3
Axial diameter be less than power transmission shaft 7 except the installation portion other parts of center roller 5 axial diameter, location and installation tooth 6 configuration peace
It is installed between power transmission shaft 7 and center roller installation portion.Currently preferred sensor holder 20, front support seat 19, motor
16th, rear branching holder 13 is respectively arranged on base 17, and computer 12 can be positioned on base 17.
As shown in Figure 2 and Figure 3, before assembling during single part balancing a survey, the positional information of calibration rotor amount of unbalance will be whole
Each amount of unbalance information input computer 12 after the assembling of body rotor, computer 12 solve to the rotor unbalance information measured
Calculate, using each phase value as variable is solved, equilibrium equation is solved on forward and backward bearing-surface, as shown in figure 3, according to single part
Plane where the eccentric mass that balancing a survey determines, and demarcate each eccentric mass m1、m2、…、mi, to footpath r1、r2、…、ri, side
Parallactic angle θ1、θ2、…、θi.Front and rear supporting is balance basis surface I, II, by inertia force P1、P2、…、PiBalance basis surface is decomposed, its component
Respectively P1I、P2I、…、PiIAnd P1II、P2II、…、PiII, it is m to be located at counterweight added by basal plane I, III、mII, its to footpath be rI、rII,
Azimuth is θI、θII；Determine that the distance L of two balance basis surfaces I, II and each eccentric mass arrive the distance of balance basis surface II respectively
l1、l2、…、li, to the distance L-l of balance basis surface I1、L-l2、…、L-li.By dynamically balanced mechanical condition：Dynamic balance and torque
Balance, can draw balance basis surface I, II dynamic balance equation：
The dynamic balance equation formula of balance basis surface I, II is projected on x, y direction respectively, calculates mI、mIINull solution or its most
θ under small value and minimum valueI、θII：
According to the matched-phase value adjusting set tooth position of engagement drawn, by motor 16, belt wheel 15, biography after the completion of regulation
Dynamic band 14 drives, and directly carries out integral rotor dynamic balancing measurement, and experiment judges whether to realize balance quality requirement；As up to standard, close
Lattice, if not up to standard, either rotor amount of unbalance is handled, carries out above-mentioned steps after re-scaling again, until up to standard.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
- A kind of 1. set tooth connection polydisc rotor dynamic balancing system based on phase matched, it is characterised in that：Including sensor holder (20), front support seat (19), motor (16), rear branching holder (13), computer (12), install on the front support seat (19) There is preceding mounting seat (3), rear mounting seat (10), the preceding mounting seat (3) and rear mounting seat are installed on the rear branching holder (13) (10) power transmission shaft (7) is installed, the power transmission shaft (7) is front end close to one end of preceding mounting seat (3), the power transmission shaft between (7) it is rear end close to one end of rear mounting seat (10), coordinates between the preceding mounting seat (3) and power transmission shaft (7) front end and be provided with Center roller (5), described to be provided with bearing (18) in mounting seat (10) afterwards, power transmission shaft (7) rear end thereof, which coordinates, to be installed on Afterwards in the bearing (18) of mounting seat (10), preceding mounting seat (3) inner rotation is provided with mating connection with power transmission shaft (7) Tooth axle (4) is covered, front end of the preceding mounting seat (3) away from center roller (5) is provided with front end rotor (2), the set tooth axle (4) End, which coordinates, to be installed in front end rotor (2)；Belt wheel (15) is installed on the power output shaft of the motor (16), it is described The belt wheel (15) of motor (16) is transmitted by transmission belt (14) power with power transmission shaft (7) and connected；The sensor holder (20) Top is provided with photoelectric measurement line pipe, and signal wire and power line, the photoelectric measuring are provided with inside the photoelectric measurement line pipe Three photoelectric measuring measuring devices (1) are installed, three photoelectric measuring measuring devices (1) signal with photoelectric measurement line pipe respectively on buret spool Line, power line are connected, and three photoelectric measuring measuring devices (1) are respectively the first photoelectric measuring measuring device, the second photoelectric measuring measuring device, the 3rd photoelectricity Measuring appliance, the first photoelectric measuring measuring device correspond to front end rotor (2) setting, and the second photoelectric measuring measuring device corresponds to center roller (5) setting, the Three photoelectric measuring measuring devices correspond to tail end rotor (8) setting；The computer (12) passes through circuit and the first photoelectric measuring measuring device, respectively Two photoelectric measuring measuring devices, the connection of the 3rd photoelectric measuring measuring device telecommunication.
- 2. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 1 It is：The bearing (18) being engaged with set tooth axle (4) is provided with inside the preceding mounting seat (3).
- 3. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 1 It is：Coordinate between the power transmission shaft (7) and center roller (5) and be provided with location and installation tooth (6).
- 4. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 1 It is：Compression plate (9) is provided between the tail end rotor (8) and rear mounting seat (10), the compression plate (9) is used to turn tail end Sub (8) closely compress with power transmission shaft (7) and connected.
- 5. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 1 It is：After described the locking nut (11) corresponding with rear mounting seat (10) upper bearing (metal) (18) is provided with the outside of mounting seat (10).
- 6. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 3 It is：The power transmission shaft (7) has center roller (5) installation portion, center roller (5) peace close to preceding mounting seat (3) one end The axial diameter in dress portion is less than axial diameter of the power transmission shaft (7) except center roller (5) installation portion other parts, the positioning peace Toothing (6) configuration installation is located between power transmission shaft (7) and center roller installation portion.
- 7. connect polydisc rotor dynamic balancing system, its feature according to a kind of set tooth based on phase matched described in claim 1 It is：Also include base (17), the sensor holder (20), front support seat (19), motor (16), rear branching holder (13) point It is not installed on base (17), the computer (12), which coordinates, to be positioned on base (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084720.0A CN107870064B (en) | 2017-11-07 | 2017-11-07 | Phase matching-based dynamic balance system for multi-disc rotor connected by sleeve teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084720.0A CN107870064B (en) | 2017-11-07 | 2017-11-07 | Phase matching-based dynamic balance system for multi-disc rotor connected by sleeve teeth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107870064A true CN107870064A (en) | 2018-04-03 |
| CN107870064B CN107870064B (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711084720.0A Active CN107870064B (en) | 2017-11-07 | 2017-11-07 | Phase matching-based dynamic balance system for multi-disc rotor connected by sleeve teeth |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU506772A1 (en) * | 1971-10-25 | 1976-03-15 | Предприятие П/Я В-2988 | Device for dynamic balancing of high-speed rotors in the assembled product |
| US4608867A (en) * | 1984-03-09 | 1986-09-02 | I E P "N. Belopitov" | Method for the dynamic balancing of rotating machines in assembled condition |
| CN101158614A (en) * | 2007-11-15 | 2008-04-09 | 中北大学 | High speed chief axis on-line dynamic poise device |
| CN101587004A (en) * | 2009-06-16 | 2009-11-25 | 西安交通大学 | Online automatic balance executing device of rotor of machine rotating at high speed |
| CN201488859U (en) * | 2009-07-31 | 2010-05-26 | 湖南宇航科技有限公司 | Novel dynamic balance experiment table |
| CN202420768U (en) * | 2012-01-18 | 2012-09-05 | 山东电力研究院 | Field dynamic balance measuring device for fan at generating station boiler side |
| CN105466636A (en) * | 2014-08-07 | 2016-04-06 | 陈晓军 | Dynamic balance tester for motor rotor |
-
2017
- 2017-11-07 CN CN201711084720.0A patent/CN107870064B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU506772A1 (en) * | 1971-10-25 | 1976-03-15 | Предприятие П/Я В-2988 | Device for dynamic balancing of high-speed rotors in the assembled product |
| US4608867A (en) * | 1984-03-09 | 1986-09-02 | I E P "N. Belopitov" | Method for the dynamic balancing of rotating machines in assembled condition |
| CN101158614A (en) * | 2007-11-15 | 2008-04-09 | 中北大学 | High speed chief axis on-line dynamic poise device |
| CN101587004A (en) * | 2009-06-16 | 2009-11-25 | 西安交通大学 | Online automatic balance executing device of rotor of machine rotating at high speed |
| CN201488859U (en) * | 2009-07-31 | 2010-05-26 | 湖南宇航科技有限公司 | Novel dynamic balance experiment table |
| CN202420768U (en) * | 2012-01-18 | 2012-09-05 | 山东电力研究院 | Field dynamic balance measuring device for fan at generating station boiler side |
| CN105466636A (en) * | 2014-08-07 | 2016-04-06 | 陈晓军 | Dynamic balance tester for motor rotor |
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| CN107870064B (en) | 2020-02-18 |
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