CN106438434A - Finished fan balance testing machine - Google Patents
Finished fan balance testing machine Download PDFInfo
- Publication number
- CN106438434A CN106438434A CN201611071356.XA CN201611071356A CN106438434A CN 106438434 A CN106438434 A CN 106438434A CN 201611071356 A CN201611071356 A CN 201611071356A CN 106438434 A CN106438434 A CN 106438434A
- Authority
- CN
- China
- Prior art keywords
- fan
- frame
- plummer
- finished product
- shell fragment
- 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.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 239000012634 fragment Substances 0.000 claims description 26
- 230000000694 effects Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract 3
- 238000001514 detection method Methods 0.000 description 8
- 230000035939 shock Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 241000237983 Trochidae Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a finished fan balance testing machine which comprises a rack, a fixing device, a laser sensor, a displacement sensor and an analyzing and treating device. The fixing device comprises a support frame, a bearing table and a pressing assembly, wherein the support frame is installed on the rack; the bearing table is fixed to the rack and provided with a support; and the pressing assembly comprises an air cylinder, guide posts, a pressing plate and buffer mechanisms. The air cylinder is installed on an elastic piece, and a horizontal connecting rod is installed at the shaft end of the air cylinder. The upper ends of the guide posts are connected with the horizontal connecting rod. The pressing plate is located below the support. The lower ends of the guide posts are connected with the pressing plate. The buffer mechanisms are installed on the guide posts. The laser sensor and the displacement sensor are both installed on the rack. The analyzing and treating device is connected with both the laser sensor and the displacement sensor. Thus, the buffer mechanisms are utilized for preventing rigid collision when the pressing plate compresses a fan, the rigid impact to the bearing table is reduced, and meanwhile, damage to the surface of the fan is avoided, and the fan testing accuracy is improved.
Description
Technical field
The present invention relates to fan detection field technology, refers in particular to a kind of fan finished product balance detector.
Background technology
With the development of electronics technology, radiator fan is extensively employed, general radiator fan（Comprising direct current DC and friendship
Stream AC fan）During quality inspection during manufacture, it is necessary to by there is experience product examine operator, complete many product of fan
The dynamic balance calibration of matter control, such as fan, the opering characteristic of electric apparatus of fan（Such as electric current, rotating speed, waveform and skip signal etc.）, finished product
Shake abnormal sound and vibration analysis etc..But, existing balance of fan testing machine is directly to be driven using cylinder to the detection of fan to be measured
Dynamic pressure plate pushes fan attachment, and no any buffer gear, so it is easily caused the support base to fan attachment when pressing plate is pushed
Rigid shock is produced, support base load is larger unstable situation easily occurs, cause detection inaccurate.In addition, directly to be measured
Being fixed mode and also producing rigid collision to fan for fan in itself, damages fan surface.And, existing fan finished product is put down
Weighing apparatus testing machine complex structure, bulky, operation inconvenience.Therefore, tackle existing fan finished product balance detector to improve, with
Solve the above problems.
Content of the invention
In view of this, the present invention is for the disappearance of prior art presence, and its main purpose is to provide a kind of fan finished product to put down
Weighing apparatus testing machine, makes cylinder band dynamic pressure plate avoid rigid collision when compressing fan by using buffer gear, reduces suffered by plummer
The rigid shock for arriving, while avoiding fan surface from sustaining damage, improves the accuracy of fan detection.
For achieving the above object, the present invention is using as purgation technical scheme：
A kind of fan finished product balance detector, including organic frame, for fixing the fixing device of fan to be detected, for detecting wind
Fan rotating speed laser sensor, for detect fan vibration amount displacement transducer and for collect process laser sensor and
The APU of the surveyed data of displacement transducer, the fixing device includes bracing frame, plummer and for will be to be detected
Fan is pressed in holding down assembly on plummer, and the bracing frame is installed in frame, and the support top of the trellis is a horizontally set
Shell fragment；The plummer rear end is fixed in frame, and front end hanging type is located at below bracing frame, and is provided with above the plummer
One bearing, the bearing is located at below bracing frame, with gap between holder top and shell fragment；This hold down assembly include cylinder,
Guide pillar, pressing plate and buffer gear, the cylinder is installed on above-mentioned support top of the trellis shell fragment, cylinder shaft end upward, in cylinder shaft end
One horizontal brace rod is installed；The vertical packaged type of the guide pillar is through shell fragment and holder top, guide pillar upper end and horizontal brace rod
It is connected, guide pillar lower end is connected with pressing plate, the pressing plate lifting type is located at below bearing；The buffer gear includes sleeve and bullet
Spring, the sleeve is slideable to be sheathed on guide pillar, and the sleeve upper end is slideable through shell fragment and holder top, sleeve lower end
Support and terminate on the inside of holder top, the spring housing is located at guide pillar lower end, spring upper end is butted on sleeve lower end, and lower spring end is butted on pressing plate
Upper surface；The laser sensor is installed on frame top, and toward above-mentioned plummer, the displacement transducer is installed on frame
On, and be connected with plummer；The APU is connected with laser sensor and displacement transducer respectively.
As a kind of preferred version：Support frame as described above and bearing all in frame-type, on the shell fragment of bracing frame and holder top
The through hole for corresponding to each other is respectively arranged with, above-mentioned guide pillar passes through the through hole.
As a kind of preferred version：The sleeve lower end is provided with a circle outer, and the outer is with diameter greater than above-mentioned bearing top
Portion's through-hole diameter, outer is supported on the through hole lateral wall for terminating in bearing under spring force effect upwards.
As a kind of preferred version：Cylinder shaft end is fixed in the middle part of the horizontal brace rod, is divided in horizontal brace rod two ends
A guide pillar is not connected with, and two guide pillar is each passed through shell fragment and holder top is connected with pressing plate.
As a kind of preferred version：The plummer front end is vertically arranged with downwards a vertical supporting rod.
As a kind of preferred version：One is provided with the plummer for the fresh air inlet for fan air intake to be detected.
As a kind of preferred version：The frame top is provided with cantilever beam, and above-mentioned laser sensor is installed on the cantilever
Beam front end.
As a kind of preferred version：Be provided with two displacement transducers in the frame, two displacement transducer respectively with hold
Microscope carrier and APU are connected.
As a kind of preferred version：The frame includes base plate and the vertical portion being arranged on the base plate, above-mentioned support
Frame is installed on the base plate, and above-mentioned laser sensor, displacement transducer and plummer are installed on vertical portion.
As a kind of preferred version：Support frame as described above includes two montants and above-mentioned shell fragment, and shell fragment is connected to two montant tops
Between.
The present invention has clear advantage and beneficial effect compared with prior art, specifically, by technique scheme
Understand, by combining to form balance of fan frame, fixing device, laser sensor, displacement transducer and APU
Testing machine, and make cylinder band dynamic pressure plate avoid rigid collision when compressing fan using buffer gear, reduce suffered by plummer
Rigid shock, enables the work that plummer is more stable, improves the accuracy of fan detection.
For more clearly illustrating architectural feature and effect of the present invention, with specific embodiment, which is entered below in conjunction with the accompanying drawings
Row is described in detail.
Description of the drawings
Fig. 1 is the testing machine entirety schematic perspective view of the present invention；
Fig. 2 is the overall another view stereo schematic diagram of testing machine of the present invention；
Fig. 3 is the fixing device schematic perspective view of the present invention；
Fig. 4 is the fixing device schematic front view of the present invention；
Fig. 5 is the fixing device exploded perspective schematic diagram of the present invention.
Accompanying drawing identifier declaration：
10th, frame 11, base plate
12nd, vertical portion 121, cantilever beam
20th, fixing device 21, bracing frame
211st, montant 212, shell fragment
22nd, plummer 221, vertical supporting rod
222nd, fresh air inlet 223, bearing
23rd, hold down assembly 231, cylinder
232nd, guide pillar 233, pressing plate
234th, buffer gear 2341, sleeve
2342nd, spring 2343, outer
235th, horizontal brace rod 24, through hole
30th, laser sensor 40, displacement transducer
50th, APU.
Specific embodiment
The present invention as shown in Figures 1 to 5, a kind of fan finished product balance detector, including organic frame 10, fixing device 20,
For detecting the laser sensor 30 of rotation speed of the fan, for detecting the displacement transducer 40 of fan vibration amount, processing for collection
Laser sensor 30 and the APU 50 of the surveyed data of displacement transducer 40, wherein：
The frame 10 includes base plate 11 and the vertical portion 12 being arranged on the base plate 11, is provided with 12 top of vertical portion outstanding
Arm beam 121, laser sensor 30 is installed on 121 front end of cantilever beam, and is connected with APU 50；In the vertical portion 12
On be provided with two upper displacement sensors 40, two displacement transducer 40 is connected with APU 50 respectively.
The fixing device 20 is used for fixing fan to be detected, and which includes bracing frame 21, plummer 22 and for will be to be checked
Survey fan and be pressed in and hold down assembly 23 on plummer 22, the bracing frame 21 is in frame shape, and which includes two montants 211 and is connected to two
Shell fragment 212 between 211 top of montant, two montant 211 is installed on above-mentioned base plate 11, and is located at 12 front side of vertical portion；Should
22 rear end of plummer is fixed on vertical portion 12, and front end hanging type is located at 21 lower section of bracing frame, and downward in 22 front end of plummer
A vertical supporting rod 221 is vertically arranged with, and one is provided with for the fresh air inlet for fan air intake to be detected in 22 middle part of plummer
222；In addition, being additionally provided with a frame-type bearing 223 in 22 top of plummer, the bearing 223 is located at 21 lower section of above-mentioned bracing frame,
With gap between 223 tops of seat and above-mentioned shell fragment 212, on shell fragment 212 and 223 top of bearing is respectively arranged with and corresponds to each other
Through hole 24；This holds down assembly and 23 includes cylinder 231, guide pillar 232, pressing plate 233 and buffer gear 234, and the cylinder 231 is installed
On 21 top shell fragment 212 of above-mentioned bracing frame, upward, cylinder 231 is fixed at 235 middle part of a horizontal brace rod to 231 shaft end of cylinder
Shaft end, is vertically connected with an above-mentioned guide pillar 232 respectively down in 235 two ends of horizontal brace rod, and two guide pillars, 232 lower end is worn respectively
Cross above-mentioned shell fragment 212 and 223 top through hole 24 of bearing；233 lifting type of pressing plate is located at 223 lower section of bearing, 233 two ends of pressing plate
Correspondence is connected with two guide pillars, 232 lower end；The buffer gear 234 includes sleeve 2341 and spring 2342, and the sleeve 2341 can be slided
Dynamic formula is sheathed on guide pillar 232, and 2341 upper end of sleeve is slideable through shell fragment 212 and 223 top of bearing, 2341 lower end of sleeve
A circle outer 2343 is provided with, the outer 2343 is with diameter greater than 223 top through hole of bearing, 24 diameter；The spring 2342 is sheathed on leads
232 lower end of post, 2342 upper end of spring is butted on the outer 2343 of 2341 lower end of sleeve, and the outer 2343 of sleeve 2341 is in spring
Supported under the effect of 2342 elastic force upwards and terminate on 24 lateral wall of through hole of bearing 223,2342 lower end of spring is butted on 233 upper table of pressing plate
Face；Above-mentioned laser sensor 30 is connected toward plummer 22, displacement transducer 40 with plummer 22.
The operation principle of the present invention is as follows：When detection is balanced to fan, first fan is positioned on plummer 22,
Cylinder 231 drives horizontal brace rod 235 to push, and two guide pillars 232 are pushed therewith, and pressing plate 233 is compressed under the promotion of guide pillar 232 and treated
Survey fan；When horizontal brace rod 235 is pressed to and touches 2341 upper end of sleeve, 2341 lower end of sleeve is butted on spring 2342,
Elastic force of the spring 2342 to sleeve 2341 upwards can offset the lower pressure of a part of cylinder 231, play cushioning effect, prevent gas
When cylinder 231 is pushed, rigid collision of the pressing plate 233 to fan to be measured, and, the shell fragment 212 on bracing frame 21 is driven in cylinder 231
Guide pillar 232 can integrally play a part of damping to cylinder when moving, and improve stationarity when cylinder 231 works further, from
And avoid plummer 22 from being subject to rigid shock, mitigating plummer 22 loads so as to which work is more stable, improves detection machine testing
Accuracy.
The design focal point of the present invention is, by by frame, fixing device, laser sensor, displacement transducer and analysis
Processing meanss combine to form balance of fan testing machine, and make cylinder band dynamic pressure plate avoid rigidity when compressing fan using buffer gear
Collision, reduces the rigid shock suffered by plummer, enables the work that plummer is more stable, improves the accurate of fan detection
Property.
The above, be only presently preferred embodiments of the present invention, not the technical scope of the present invention imposed any restrictions,
Therefore every technical spirit according to the present invention is to any trickle amendment made for any of the above embodiments, equivalent variations and modification, all still
Belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of fan finished product balance detector, it is characterised in that：Including organic frame, for fixing the fixing dress of fan to be detected
Put, for detect rotation speed of the fan laser sensor, for detect fan vibration amount displacement transducer and for collection at
Reason laser sensor and the APU of the surveyed data of displacement transducer, the fixing device includes bracing frame, plummer
With for fan to be detected is pressed in holding down assembly on plummer, the bracing frame is installed in frame, the support top of the trellis
Shell fragment for a horizontally set；The plummer rear end is fixed in frame, and front end hanging type is located at below bracing frame, and is held in this
A bearing is provided with above microscope carrier, and the bearing is located at below bracing frame, with gap between holder top and shell fragment；The compression group
Part includes cylinder, guide pillar, pressing plate and buffer gear, and the cylinder is installed on above-mentioned support top of the trellis shell fragment, cylinder shaft end court
On, in cylinder shaft end, one horizontal brace rod is installed；The vertical packaged type of the guide pillar is through shell fragment and holder top, guide pillar upper end
It is connected with horizontal brace rod, guide pillar lower end is connected with pressing plate, the pressing plate lifting type is located at below bearing；The buffer gear includes
There are sleeve and spring, the sleeve is slideable to be sheathed on guide pillar, and the sleeve upper end is slideable through shell fragment and bearing top
Portion, sleeve lower end is supported and is terminated on the inside of holder top, and the spring housing is located at guide pillar lower end, and spring upper end is butted on sleeve lower end, spring
Lower end is butted on pressing plate upper surface；The laser sensor is installed on frame top, and toward above-mentioned plummer, the displacement transducer
It is installed in frame, and is connected with plummer；The APU is connected with laser sensor and displacement transducer respectively.
2. fan finished product balance detector according to claim 1, it is characterised in that：Support frame as described above and bearing are all in frame
Type, on the shell fragment of bracing frame and holder top is respectively arranged with the through hole for corresponding to each other, above-mentioned guide pillar passes through the through hole.
3. fan finished product balance detector according to claim 2, it is characterised in that：The sleeve lower end is provided with a circle
Outer, the outer with diameter greater than above-mentioned holder top through-hole diameter, outer supported under spring force effect upwards terminate in bearing it
On through hole lateral wall.
4. fan finished product balance detector according to claim 1, it is characterised in that：Fixing in the middle part of the horizontal brace rod
In cylinder shaft end, be connected to a guide pillar in horizontal brace rod two ends, two guide pillar be each passed through shell fragment and holder top with
Pressing plate is connected.
5. fan finished product balance detector according to claim 1, it is characterised in that：The plummer front end is vertical downwards
It is provided with a vertical supporting rod.
6. fan finished product balance detector according to claim 1, it is characterised in that：A use is provided with the plummer
In the fresh air inlet for fan air intake to be detected.
7. fan finished product balance detector according to claim 1, it is characterised in that：The frame top is provided with cantilever
Beam, above-mentioned laser sensor is installed on the cantilever beam front end.
8. fan finished product balance detector according to claim 1, it is characterised in that：Two displacements are provided with the frame
Sensor, two displacement transducer is connected with plummer and APU respectively.
9. fan finished product balance detector according to claim 1, it is characterised in that：The frame includes base plate and sets
The vertical portion being placed on the base plate, above-mentioned bracing frame is installed on the base plate, above-mentioned laser sensor, displacement transducer and carrying
Platform is installed on vertical portion.
10. fan finished product balance detector according to claim 1, it is characterised in that：Support frame as described above includes two montants
With above-mentioned shell fragment, shell fragment is connected between two montant tops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071356.XA CN106438434B (en) | 2016-11-29 | 2016-11-29 | Fan finished product balance detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071356.XA CN106438434B (en) | 2016-11-29 | 2016-11-29 | Fan finished product balance detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106438434A true CN106438434A (en) | 2017-02-22 |
| CN106438434B CN106438434B (en) | 2018-07-20 |
Family
ID=58219393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611071356.XA Expired - Fee Related CN106438434B (en) | 2016-11-29 | 2016-11-29 | Fan finished product balance detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438434B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3782202A (en) * | 1972-04-20 | 1974-01-01 | Balance Technology Inc | Method and apparatus for balancing segmented parts |
| CN2851024Y (en) * | 2005-11-25 | 2006-12-27 | 杨德川 | Buffer protector |
| CN101078399A (en) * | 2006-05-25 | 2007-11-28 | 台达电子工业股份有限公司 | Heat dispersion fan detecting method and 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 |
| JP4878175B2 (en) * | 2006-02-24 | 2012-02-15 | Ｊｆｅメカニカル株式会社 | Balance inspection device |
| CN203191157U (en) * | 2013-03-29 | 2013-09-11 | 苏州工业园区聚博精密设备有限公司 | Dynamic balance tester for fan |
| CN203191159U (en) * | 2013-03-29 | 2013-09-11 | 苏州工业园区聚博精密设备有限公司 | Dynamic balance tester with constant rotating speed |
| CN104976974A (en) * | 2015-07-17 | 2015-10-14 | 无锡市杰美特模具技术有限公司 | Height testing mechanism for assembly line |
| CN105692170A (en) * | 2016-03-29 | 2016-06-22 | 江阴市利澄机械制造有限公司 | Buffering platform |
-
2016
- 2016-11-29 CN CN201611071356.XA patent/CN106438434B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3782202A (en) * | 1972-04-20 | 1974-01-01 | Balance Technology Inc | Method and apparatus for balancing segmented parts |
| CN2851024Y (en) * | 2005-11-25 | 2006-12-27 | 杨德川 | Buffer protector |
| JP4878175B2 (en) * | 2006-02-24 | 2012-02-15 | Ｊｆｅメカニカル株式会社 | Balance inspection device |
| CN101078399A (en) * | 2006-05-25 | 2007-11-28 | 台达电子工业股份有限公司 | Heat dispersion fan detecting method and 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 |
| CN203191157U (en) * | 2013-03-29 | 2013-09-11 | 苏州工业园区聚博精密设备有限公司 | Dynamic balance tester for fan |
| CN203191159U (en) * | 2013-03-29 | 2013-09-11 | 苏州工业园区聚博精密设备有限公司 | Dynamic balance tester with constant rotating speed |
| CN104976974A (en) * | 2015-07-17 | 2015-10-14 | 无锡市杰美特模具技术有限公司 | Height testing mechanism for assembly line |
| CN105692170A (en) * | 2016-03-29 | 2016-06-22 | 江阴市利澄机械制造有限公司 | Buffering platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106438434B (en) | 2018-07-20 |
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| C10 | Entry into substantive examination | ||
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Granted publication date: 20180720 |