CN107356373A - A kind of flabellum dual-threshold detection machine - Google Patents
A kind of flabellum dual-threshold detection machine Download PDFInfo
- Publication number
- CN107356373A CN107356373A CN201710720331.6A CN201710720331A CN107356373A CN 107356373 A CN107356373 A CN 107356373A CN 201710720331 A CN201710720331 A CN 201710720331A CN 107356373 A CN107356373 A CN 107356373A
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- flabellum
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- clamping jaw
- installation frame
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- 241000883990 Flabellum Species 0.000 title claims abstract description 78
- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 60
- 238000009434 installation Methods 0.000 claims abstract description 32
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000013519 translation Methods 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
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
Abstract
The present invention relates to test flabellum vibratory output engineering device technique field, a kind of more particularly to flabellum dual-threshold detection machine, including manoeuvring platform, the side of manoeuvring platform is provided with laser, the side of laser is provided with flabellum servo-operated mechanism, flabellum servo-operated mechanism includes frame and installation frame, servo motor is provided with the inside of frame, the output shaft of servo motor is connected with rotating disc through frame, the side of frame is equiped with transmission component, rotating disc is connected with transmission component by the first transmission belt, installation frame upper end is equiped with the clamping jaw for installing flabellum, installation frame is internally provided with jacking cylinder, transmission component is connected by the second transmission belt and clamping jaw, the both sides of installation frame are provided with Vibration Sensor, installation frame is horizontally arranged with the first spring lever and is vertically arranged with second spring bar respectively.The amount of unbalance of accurate detection flabellum and the situation of change of measurement coefficient, it is ensured that the performance of flabellum high-quality.
Description
Technical field
The present invention relates to test flabellum vibratory output engineering device technique field, more particularly to a kind of flabellum dual-threshold detection machine.
Background technology
Dynamic balancing machine is the machine for the flabellum amount of unbalance size and location for measuring product.Because flabellum is around the rotation of its axis
When turning, centrifugal force is produced due to the non-uniform mass relative to axis.This unbalanced centrifugal action is in flabellum
Vibration can be caused on bearing, noise is produced and accelerate bearing wear, so that having a strong impact on performance and the life-span of product, therefore used
Dynamic balancing machine carries out quality testing to product.
Existing fan dynamic machine is to use supporting electrical motor driven flabellum, and the rotating speed size of flabellum is by change
The voltage swing of power supply carries out corresponding control and regulation, and rotating speed passes through the starlight point that fiber laser arrays instrument detects blade surface
To reflect amount of unbalance, amount of unbalance is converted into vibratory output by mechanical structure again, and acceleration transducer switchs to this vibratory output
Voltage signal, signal is gathered by computer after conditioning is amplified and carries out amount of unbalance and angle that processing calculates flabellum.It is existing
System has the following disadvantages：
The flabellum of different model must install different supporting stator motors, change time-consuming trouble, increase production cost；2. stator
The imbalance of motor itself can influence the amount of unbalance of flabellum, increase error, reduce quality；3. need manual regulating power source voltage
Export to reach rotating speed needed for test, efficiency is low, and part flabellum does not have starlight point or starlight point polishing degree not enough, it is necessary to paste sense
Machine-glazed paper could detect rotating speed, influence production efficiency, and because sensitive paper has the imbalance that quality can directly affect flabellum in itself
Amount, causes quality hidden danger；4. existing fan dynamic machine structural instability, with the increase of test volume, error also can be continuous
Accumulation, so as to influence the dynamically balanced measuring accuracy of flabellum.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to a kind of flabellum dual-threshold detection machine is provided, accurate detection
The amount of unbalance of flabellum and the situation of change of measurement coefficient, improve flabellum accuracy of detection and detection efficiency, it is ensured that flabellum Gao Pin
The performance of matter.
To achieve the above object, a kind of flabellum dual-threshold detection machine of the invention, including manoeuvring platform, the manoeuvring platform
Side be provided with laser, the side of the laser is provided with flabellum servo-operated mechanism, the flabellum servo drive machine
Structure includes frame and installation frame, is provided with servo motor on the inside of the frame, the output shaft of the servo motor passes through frame
Rotating disc is connected with, the side of the frame is equiped with transmission component, and the rotating disc passes through the first transmission belt with transmission component
Drive connection, the installation frame upper end are equiped with the clamping jaw for installing flabellum, and the installation frame, which is internally provided with, to be used for
The jacking cylinder for driving clamping jaw to open or close, the transmission component is connected by the second transmission belt and clamping jaw, described
The both sides of installation frame are provided with Vibration Sensor, the installation frame be horizontally arranged with respectively the first spring lever with it is longitudinally disposed
There is second spring bar.
Preferably, the transmission component includes the first drive plate and the second drive plate, and first drive plate is arranged at
The top of two drive plates, fixed seat is provided with below second drive plate, first drive plate and the second drive plate
Middle part offers the mounting hole for connecting shaft insertion, and the connecting shaft is sequentially connected the first drive plate, the second drive plate and consolidated
Reservation.
Preferably, the ring surface of first drive plate, the second drive plate and rotating disc offers annular groove.
Preferably, the clamping jaw includes clamping jaw body, and the middle part of the clamping jaw body, which is slided, is provided with several chucks, institute
The bottom for stating clamping jaw body is provided with clamping jaw drive plate.
Preferably, the installation frame offers the passage passed through for the second transmission belt close to the side of transmission component.
Preferably, first spring lever and second spring bar are each provided with two and arranged in parallel.
Beneficial effects of the present invention：A kind of flabellum dual-threshold detection machine of the present invention, including manoeuvring platform, described manipulate are put down
The side of platform is provided with laser, and the side of the laser is provided with flabellum servo-operated mechanism, the flabellum servo drive
Mechanism includes frame and installation frame, is provided with servo motor on the inside of the frame, the output shaft of the servo motor passes through machine
Frame is connected with rotating disc, and the side of the frame is equiped with transmission component, and the rotating disc passes through the first transmission with transmission component
V belt translation connects, and the installation frame upper end is equiped with the clamping jaw for installing flabellum, and the installation frame is internally provided with use
Opened in driving clamping jaw or the jacking cylinder of closure, the transmission component are connected by the second transmission belt and clamping jaw, institute
The both sides for stating installation frame are provided with Vibration Sensor, and the installation frame is horizontally arranged with the first spring lever and set with longitudinal direction respectively
It is equipped with second spring bar.Flabellum is installed on clamping jaw, the chuck of jacking cylinder driving clamping jaw opens or closure, helps to realize
The operation that clamping jaw is clamped or discharged to flabellum, the output rotating speed of servo motor are controlled by pre-set input signal
Regulation, the output shaft of servo motor, which drives, rotates disc spins, then transfers power to transmission component by the first transmission belt, is driven
Component drives clamping jaw to rotate by the second transmission belt, the zero graduation line on laser alignment flabellum, to determine that flabellum starts to test
Zero graduation line, therefore flabellum is by starlight point without being made, and without by sensitive paper, convenient to use, measurement accuracy is high,
It is directly perceived accurate.The both sides of installation frame are provided with Vibration Sensor, start flabellum to be measured, and measurement flabellum two adjacent quadrants position adds
Speed aX、ay, a kind of method of testing of fan unbalancing value with reference to disclosed in China Patent No. is 201410803080.4 will
Measure obtained acceleration aX、ayThe formula of fan unbalancing value is substituted into respectively
Wherein, M represents the quality of fan；N represents fan
Rotating speed, by the amount of unbalance that flabellum is calculated.First spring lever and second spring bar can be absorbed when flabellum rotates in horizontal stroke
To with vibration caused on longitudinal direction, reduce the influence to flabellum amount of unbalance computational accuracy.Transmission component, which is arranged at, to be turned
The effect of power transmission is not only acted as between Moving plate and clamping jaw, and buffering speed governing effect can also be played, prevents the first transmission belt
Situation about surprisingly being skidded by ectocine with the second transmission belt occurs, the first spring lever, second spring bar and transmission component
Setting can be reduced effectively to vibration interference caused by flabellum rotation.The amount of unbalance and measurement coefficient of accurate detection flabellum
Situation of change, improve flabellum accuracy of detection and detection efficiency, it is ensured that the performance of flabellum high-quality.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of flabellum servo-operated mechanism of the present invention.
Fig. 3 is the structural representation of installation frame of the present invention.
Fig. 4 is the structural representation of transmission component of the present invention.
Fig. 5 is the structural representation of clamping jaw of the present invention.
Reference includes：
1 --- manoeuvring platform 2 --- laser 3 --- flabellum servo-operated mechanism
31 --- frame 32 --- installation frame 321 --- first spring levers
322 --- second spring bar 33 --- servo motor 34 --- rotating discs
35 --- transmission component 351 --- the first drive plate 352 --- second drive plates
353 --- fixed seat 354 --- connecting shaft 355 --- mounting holes
36 --- clamping jaw 361 --- clamping jaw body 362 --- chucks
363 --- clamping jaw drive plate 37 --- jacking cylinder 38 --- Vibration Sensors
4 --- the first transmission belt 5 --- the second transmission belt 6 --- annular grooves
7 --- passage.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
As shown in Figures 1 to 5, a kind of flabellum dual-threshold detection machine of the invention, including manoeuvring platform 1, described manipulate are put down
The side of platform 1 is provided with laser 2, and the side of the laser 2 is provided with flabellum servo-operated mechanism 3, the flabellum servo
Transmission mechanism 3 includes frame 31 and installation frame 32, and the inner side of frame 31 is provided with servo motor 33, the servo motor 33
Output shaft be connected with rotating disc 34 through frame 31, the side of the frame 31 is equiped with transmission component 35, the rotating disc
34 are connected with transmission component 35 by the first transmission belt 4, and the upper end of installation frame 32 is equiped with for installing flabellum
Clamping jaw 36, the installation frame 32 are internally provided with the jacking cylinder 37 for driving clamping jaw 36 to open or close, the biography
Dynamic component 35 is connected by the second transmission belt 5 with clamping jaw 36, and the both sides of the installation frame 32 are provided with Vibration Sensor
38, the installation frame 32 is horizontally arranged with the first spring lever 321 with being vertically arranged with second spring bar 322 respectively.
Flabellum is installed on clamping jaw 36, jacking cylinder 37 drives the chuck 362 of clamping jaw 36 to open or close, contributes to reality
The operation that existing clamping jaw 36 is clamped or discharged to flabellum, the output rotating speed of servo motor 33 is by pre-set input signal
To control to adjust, the output shaft of servo motor 33 drives rotating disc 34 to rotate, then transfers power to biography by the first transmission belt 4
Dynamic component 35, transmission component 35 drive clamping jaw 36 to rotate by the second transmission belt 5, and laser 2 is directed at the zero graduation line on flabellum,
To determine that flabellum starts the zero graduation line of test, therefore flabellum need not be made by starlight point, without by sensitive paper, user
Just quick, measurement accuracy is high, directly perceived accurate.The both sides of installation frame 32 are provided with Vibration Sensor 38, start flabellum to be measured, survey
Measure the acceleration a of the adjacent quadrants position of flabellum twoX、ay, moved with reference to a kind of China Patent No. fan disclosed in 201410803080.4
The method of testing of amount of unbalance, the acceleration a that measurement is obtainedX、ayThe formula of fan unbalancing value is substituted into respectivelyWherein, M represents the quality of fan；N represents the rotating speed of fan,
By the amount of unbalance that flabellum is calculated.First spring lever 321 and second spring bar 322 can be absorbed when flabellum rotates in horizontal stroke
To with vibration caused on longitudinal direction, reduce the influence to flabellum amount of unbalance computational accuracy.Transmission component 35 is arranged at
The effect of power transmission is not only acted as between rotating disc 34 and clamping jaw 36, and buffering speed governing effect can also be played, prevents first
The situation that the transmission belt 5 of transmission belt 4 and second is surprisingly skidded by ectocine occurs, the first spring lever 321, second spring bar
322 and transmission component 35 setting can effectively reduce to flabellum rotate caused by vibration interference.Accurate detection flabellum is not
The situation of change of aequum and measurement coefficient, improve flabellum accuracy of detection and detection efficiency, it is ensured that the use of flabellum high-quality
Performance.
As shown in Figure 2 and Figure 4, the transmission component 35 of the present embodiment includes the first drive plate 351 and the second drive plate 352,
First drive plate 351 is arranged at the top of the second drive plate 352, and the lower section of second drive plate 352 is provided with fixation
Seat 353, the middle part of the drive plate 352 of the first drive plate 351 and second offer the mounting hole inserted for connecting shaft 354
355, the connecting shaft 354 is sequentially connected the first drive plate 351, the second drive plate 352 and fixed seat 353.Specifically, connecting shaft
354 pass through the first drive plate 351, the second drive plate 352 and fixed seat 353 and connect from top to bottom, realize constant
Power transmission, stable connection is reliable, it is compact-sized rationally.
As shown in Figure 2 and Figure 4, first drive plate 351 of the present embodiment, the annular of the second drive plate 352 and rotating disc 34
Face offers annular groove 6.Specifically, annular groove 6 is provided with one layer of wearing layer, not only with rub resistance, reduces consume
Characteristic, improve the service life of parts, and can effectively prevent the first transmission belt 4 and the second transmission belt 5 from annular it is recessed
The inner side of groove 6 is unexpected to come off, safe and reliable.
As shown in Figure 2 and Figure 5, the clamping jaw 36 of the present embodiment includes clamping jaw body 361, the middle part of the clamping jaw body 361
Slip is provided with several chucks 362, and the bottom of the clamping jaw body 361 is provided with clamping jaw drive plate 363.Specifically, it is driven
Component 35 drives clamping jaw drive plate 363 by the second transmission belt 5, so as to drive clamping jaw 36 to rotate.Jacking cylinder 37 drives clamping jaw
36 chuck 362 freely opens or closed, and structure operates steadily rapidly, ensures the stability of crawl.
As shown in Fig. 2 the installation frame 32 of the present embodiment is offered for the second transmission belt 5 close to the side of transmission component 35
The passage 7 passed through.Specifically, transmission component 35 is connected by the second transmission belt 5 through passage 7 with clamping jaw 36, not only really
32 integrally-built stability of installation frame is protected, and saves space, it is practical.
As shown in Figures 2 and 3, first spring lever 321 of the present embodiment and second spring bar 322 be each provided with two and
It is arranged in parallel.Specifically, two 321 horizontally-parallel settings of the first spring lever, two second spring bars 322 are parallel longitudinal to be set
Put, it is compact-sized that reinforcement protection effect is rationally played to installation frame 32, effectively absorb caused vibration when flabellum rotates.
Understand that the present invention has above-described good characteristic in summary, be able to make it upper in use, promote conventional skill
The efficiency that does not have in art and there is practicality, turn into a kind of product of great practical value.Above content is only the present invention's
Preferred embodiment, for one of ordinary skill in the art, according to the thought of the present invention, in embodiment and application
Upper there will be changes, this specification content should not be construed as limiting the invention.
Claims (6)
1. a kind of flabellum dual-threshold detection machine, including manoeuvring platform, it is characterised in that：The side of the manoeuvring platform is provided with sharp
Light device, the side of the laser are provided with flabellum servo-operated mechanism, and the flabellum servo-operated mechanism includes frame and peace
Frame up frame, is provided with servo motor on the inside of the frame, the output shaft of the servo motor is connected with rotating disc through frame, institute
The side for stating frame is equiped with transmission component, and the rotating disc is connected with transmission component by the first transmission belt, the peace
The frame upper end that frames up is equiped with clamping jaw for installing flabellum, the installation frame be internally provided with for drive clamping jaw open or
The jacking cylinder of closure, the transmission component are connected by the second transmission belt and clamping jaw, and the both sides of the installation frame are set
Vibration Sensor is equipped with, the installation frame is horizontally arranged with the first spring lever and is vertically arranged with second spring bar respectively.
A kind of 2. flabellum dual-threshold detection machine according to claim 1, it is characterised in that：The transmission component includes first
Drive plate and the second drive plate, first drive plate are arranged at the top of the second drive plate, the lower section of second drive plate
Fixed seat is provided with, the middle part of first drive plate and the second drive plate offers the mounting hole for connecting shaft insertion, institute
State connecting shaft and be sequentially connected the first drive plate, the second drive plate and fixed seat.
A kind of 3. flabellum dual-threshold detection machine according to claim 2, it is characterised in that：First drive plate, second
The ring surface of drive plate and rotating disc offers annular groove.
A kind of 4. flabellum dual-threshold detection machine according to claim 1, it is characterised in that：The clamping jaw includes clamping jaw sheet
Body, the middle part of the clamping jaw body, which is slided, is provided with several chucks, and the bottom of the clamping jaw body is provided with clamping jaw drive plate.
A kind of 5. flabellum dual-threshold detection machine according to claim 1, it is characterised in that：The installation frame is close to transmission
The side of component offers the passage passed through for the second transmission belt.
A kind of 6. flabellum dual-threshold detection machine according to claim 1, it is characterised in that：First spring lever and second
Spring lever is each provided with two and arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710720331.6A CN107356373A (en) | 2017-08-21 | 2017-08-21 | A kind of flabellum dual-threshold detection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710720331.6A CN107356373A (en) | 2017-08-21 | 2017-08-21 | A kind of flabellum dual-threshold detection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107356373A true CN107356373A (en) | 2017-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710720331.6A Pending CN107356373A (en) | 2017-08-21 | 2017-08-21 | A kind of flabellum dual-threshold detection machine |
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| Country | Link |
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| CN (1) | CN107356373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489667A (en) * | 2018-06-11 | 2018-09-04 | 苏州德弗朗空气控制技术有限公司 | Fan dynamic balance detecting device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2493919Y (en) * | 2001-08-31 | 2002-05-29 | 韩九阳 | Device for measurikng rotary inertia of shaped object |
| US6505142B1 (en) * | 1998-02-13 | 2003-01-07 | Dainippon Screen Mfg. Co., Ltd. | Drawing apparatus and method of attaching balance weights |
| CN1456870A (en) * | 2002-05-08 | 2003-11-19 | 谱威科技顾问股份有限公司 | Fan rotor dynamic balance calibrating method and device |
| CN101435733A (en) * | 2007-11-14 | 2009-05-20 | 深圳市大族激光科技股份有限公司 | Laser balance adjusting device and method |
| CN201514306U (en) * | 2009-09-23 | 2010-06-23 | 东莞市杰创电子测控科技有限公司 | Dynamic balance testing device |
| CN101949752A (en) * | 2010-08-02 | 2011-01-19 | 浙江大学 | Triaxial adaptive dynamic-balance execution device for centrifuger |
| CN201780188U (en) * | 2010-05-25 | 2011-03-30 | 基太克国际股份有限公司 | Mechanism for measuring dynamic balance of fan blade |
| CN106404286A (en) * | 2016-12-19 | 2017-02-15 | 哈尔滨朗格科技开发有限公司 | Automatic imbalance point tracking apparatus for dynamic wheel balancing machine |
| CN207147709U (en) * | 2017-08-21 | 2018-03-27 | 东莞市卓茂仪器有限公司 | A kind of flabellum dual-threshold detection machine |
-
2017
- 2017-08-21 CN CN201710720331.6A patent/CN107356373A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6505142B1 (en) * | 1998-02-13 | 2003-01-07 | Dainippon Screen Mfg. Co., Ltd. | Drawing apparatus and method of attaching balance weights |
| CN2493919Y (en) * | 2001-08-31 | 2002-05-29 | 韩九阳 | Device for measurikng rotary inertia of shaped object |
| CN1456870A (en) * | 2002-05-08 | 2003-11-19 | 谱威科技顾问股份有限公司 | Fan rotor dynamic balance calibrating method and device |
| CN101435733A (en) * | 2007-11-14 | 2009-05-20 | 深圳市大族激光科技股份有限公司 | Laser balance adjusting device and method |
| CN201514306U (en) * | 2009-09-23 | 2010-06-23 | 东莞市杰创电子测控科技有限公司 | Dynamic balance testing device |
| CN201780188U (en) * | 2010-05-25 | 2011-03-30 | 基太克国际股份有限公司 | Mechanism for measuring dynamic balance of fan blade |
| CN101949752A (en) * | 2010-08-02 | 2011-01-19 | 浙江大学 | Triaxial adaptive dynamic-balance execution device for centrifuger |
| CN106404286A (en) * | 2016-12-19 | 2017-02-15 | 哈尔滨朗格科技开发有限公司 | Automatic imbalance point tracking apparatus for dynamic wheel balancing machine |
| CN207147709U (en) * | 2017-08-21 | 2018-03-27 | 东莞市卓茂仪器有限公司 | A kind of flabellum dual-threshold detection machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489667A (en) * | 2018-06-11 | 2018-09-04 | 苏州德弗朗空气控制技术有限公司 | Fan dynamic balance detecting device |
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