CN105571783B - A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle - Google Patents
A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle Download PDFInfo
- Publication number
- CN105571783B CN105571783B CN201610019030.6A CN201610019030A CN105571783B CN 105571783 B CN105571783 B CN 105571783B CN 201610019030 A CN201610019030 A CN 201610019030A CN 105571783 B CN105571783 B CN 105571783B
- Authority
- CN
- China
- Prior art keywords
- rotor
- framework
- membrane material
- support
- metal membrane
- 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.)
- Active
Links
- 238000000605 extraction Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 43
- 239000012528 membrane Substances 0.000 claims description 37
- 239000002184 metal Substances 0.000 claims description 37
- 229910052751 metal Inorganic materials 0.000 claims description 37
- 239000011810 insulating material Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 4
- 208000002925 dental caries Diseases 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 6
- 230000004044 response Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000013519 translation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007596 consolidation process Methods 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
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005303 weighing 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/02—Details of balancing machines or devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle, including bottom plate (1), the condenser type Rotor carriage (3) for realizing unbalance vibration extraction is slidably connected along X-direction on the bottom plate (1), condenser type Rotor carriage (3) restocking is provided with rotor (5)；The planer-type rotor drive mechanism for being further fixed on coupling with rotor (5) and driving rotor (5) to rotate on the bottom plate (1).The movement of branch racking framework changes the capacitance of plate condenser, so as to realize the extraction of faint unbalance vibration；Planer type structure can reduce the error of device transmission, so as to improve the precision of device.Compared with traditional dynamic poise device, apparatus structure involved in the present invention is simple, sensitivity is higher, fast response time, is more suitable for the ultraprecise rotor higher to tension metrics and enters action balance.
Description
Technical field
The present invention relates to a kind of rotor dynamic balancing device, more particularly to a kind of rotor based on differential type capacitance sensing principle
High-precision dynamic poise device.
Background technology
Along with the arrival in the epoch of made in China 2025, industrial products gradually to high integration, high accuracy, small size side
To development, this just needs us to improve the miniaturization degree of system of processing and detecting system.
Most of used dynamic balancing measurement instrument is developed for the axis products of stock size in the market,
For the miniature rotor that weight is smaller, dynamic balance accuracy is higher, although its amount of unbalance can be measured, due to this body structure or
The limitation of principle, measurement accuracy often do not reach desirable.In addition, most of miniature dynamic balancing machines all use spring damping knot
Structure measures amount of unbalance, and such product is present the shortcomings that process is relatively complicated, cost is high and precision regulation is poor.
The content of the invention
It is an object of the invention to overcome shortcoming present in above-mentioned prior art, there is provided one kind is passed based on differential type electric capacity
Feel the rotor high accuracy dynamic poise device of principle, reach that apparatus structure is simple, volume is small, faint vibration can be identified, spirit
Sensitivity is high, the purpose of fast response time.
To achieve the above objectives, the technical solution adopted by the present invention is：It is a kind of to be turned based on differential type capacitance sensing principle
The high-precision dynamic poise device of son, including bottom plate, slidably connected along X-direction for realizing that unbalance vibration carries on the bottom plate
The condenser type Rotor carriage taken, the restocking of condenser type Rotor carriage are provided with rotor；It is further fixed on joining with rotor on the bottom plate
The planer-type rotor drive mechanism for connecing and driving rotor to rotate.
Base is fixed with above-mentioned bottom plate, the guide rail along X-direction, the condenser type Rotor carriage are fixed with base
It is slidably connected and is securable on guide rail with guide rail；The quantity of the condenser type Rotor carriage is 2, each condenser type rotor
Support frame sets up one end of rotor respectively.
Above-mentioned condenser type Rotor carriage, which includes support, to be determined framework, branch racking framework and is fixed on branch racking framework upper end
Be used for set up the roller of rotor, wherein branch racking framework determine in framework positioned at support, and determines framework with support and pass through rectangle section
Face beam consolidation determines framework along X-direction generation relative movement relative to support together, so as to limit branch racking framework；The electricity
The sliding block that appearance formula Rotor carriage determines base of frame by being fixed on support is slidably connected with guide rail, and the sliding block, which is provided with, to incite somebody to action
The fixing bolt that sliding block is fixed on guide rail；The branch racking framework is made up of insulating materials；It is described to support the inside for determining framework
Provided with cavity, right electrode, public pole and left electrode are provided with cavity, each electrode is respectively connected with the metal film for being affixed on cavity wall
Material, a part for the branch racking framework is between the metal membrane material for forming capacitor plate；Right electrode, public pole and the left side
The metal membrane material that electrode is connected, form the two-plate of differential plate condenser；Branch racking framework changes in the movement of Z-direction
The capacitance of differential plate condenser, so as to realize the extraction of unbalance vibration.
The quantity of above-mentioned rollers is 2, and is arranged side by side, and the axis of 2 rollers and the axis of rotor are parallel to each other, and is turned
One end of son is set up between 2 rollers.
The concrete structure of above-mentioned cavity and setting are：Support is determined to be respectively provided with a rectangular cavity at left and right sides of lower portion
Body, two rectangular cavities are symmetrical, and are equipped with entrance in the relative side wall of two cavitys, wherein left side rectangular cavities
The metal membrane material of connection public pole is posted on the right side wall of left side wall and right rectangular cavity；Two rectangular cavities are relative
The upper section that side wall is located at respective entrance posts the metal membrane material for connecting right electrode；The relative side wall position of two rectangular cavities
The metal membrane material for connecting left electrode is posted in the section below of respective entrance；The left end of the branch racking framework, its structure are
From the T-shaped hanging body of left end chamber inlet insertion left side inside cavity；The right-hand member of the branch racking framework, its structure are from right-hand member
The mutually isostructural T-shaped hanging body of chamber inlet insertion the right inside cavity.
Above-mentioned insulating materials is polyethylene, epoxy resin or mica material；The metal membrane material is aluminium foil or copper foil.
Two T-shaped hanging gaps between body and the metal membrane material in respective cavity of above-mentioned branch racking framework are equal,
The initial capacitance value C for the electric capacity that the cavity of left and right two is formed0=ε0εr1L0b0/d0It is identical, wherein ε0、εr1Respectively air dielectric
The dielectric constant of constant and insulating materials, L0For the length of the metal membrane material of public pole connection, ε0For dielectric constant of air, d0For
Connect the spacing between the metal membrane material of left electrode or right electrode and the metal membrane material of corresponding public pole connection, b0To be public
The width of the metal membrane material of pole connection.
Above-mentioned planer-type rotor drive mechanism includes pulley, belt, electric machine support and motor, and motor is fixed on motor
On support, the pulley includes pulley one and pulley two, connecting belt between pulley one and pulley two, the transmission side of the belt
To axially vertical with rotor, and belt presses on rotor surface, and the motor couples with pulley one, and motor passes through driving
Pulley one drives belt driving rotor rotation.
Phase demodulation sensor for completing initial phase collection is fixed on by that can adjust the support of height in z-direction
On bottom plate.
Beneficial effects of the present invention：The present invention mainly includes rotor support portion and planer-type rotor drive part.Rotor
Support section is determined framework and formed by branch racking framework and support, and roller is fixed on branch racking framework, branch racking framework by exhausted
Edge material is formed；Framework metal membrane material is determined in support, so as to form the two-plate of differential plate condenser, the shifting of branch racking framework
The dynamic capacitance for changing plate condenser, so as to realize the extraction of faint unbalance vibration；Support determines the sliding block of framework with leading
Rail precision-fit, and support is determined framework and can slided on guide rail, the fixing bolt of sliding block can be with fixed capacity formula Rotor carriage
In X-direction position, branch racking framework is fixedly arranged at support by rectangular cross section beam to be determined on framework；To determine framework whole with support for branch racking framework
Body bolt is fixed on condenser type Rotor carriage；The motor of rotor drive mechanism part is fixed on support, can pass through skin
V belt translation mode drives unbalanced rotor to rotate, and planer type structure can reduce the error of device transmission, so as to improve device
Precision.
Compared with existing apparatus, the present invention has advantages below：
1. the condenser type Rotor carriage of the invention by devising new differential capacitive sensor, the device has
High accuracy, fast-response speed, especially suitable for faint imbalance detection；
2. simple in construction be easy to process, be conveniently adjusted, different Dimension Types rotor demands can be met；
3. can improve using the capacitance sensor of differential form non-linear, sensitivity is improved, symmetrical structure can subtract
The influence of the extraneous factors such as subenvironment temperature, supply voltage.
For a clearer understanding of the present invention, below in conjunction with accompanying drawing, the present invention is described in further detail.
Brief description of the drawings
Fig. 1 is a kind of rotor high accuracy dynamic poise device overall construction drawing based on differential type capacitance sensing principle of the present invention；
Fig. 2 is the structural representation of the differential capacitive sensor support frame of the present invention；
Fig. 3 is the structural representation of the condenser type Rotor carriage of the present invention.
The description of symbols of accompanying drawing 1：1st, bottom plate；2nd, base；3rd, condenser type Rotor carriage；4th, roller；5th, rotor；6th, it is electronic
Machine；7th, guide rail；8th, phase demodulation sensor；9th, pulley；10th, belt；11st, electric machine support；12nd, sensor stand；13rd, square-section
Beam；14th, framework is determined in support；15th, right electrode；16th, public pole；17th, branch racking framework；18th, left electrode；19th, rolling wheel support frame；
20th, fixing bolt；21st, sliding block.
Embodiment
Embodiment 1：
As shown in figure 1, the invention provides a kind of rotor high accuracy dynamic balancing dress based on differential type capacitance sensing principle
Put, including bottom plate 1, the condenser type for realizing faint unbalance vibration extraction is slidably connected along X-direction on the bottom plate 1
Rotor carriage 3, the restocking of condenser type Rotor carriage 3 are provided with rotor 5；It is further fixed on coupling and driving with rotor 5 on the bottom plate 1
The planer-type rotor drive mechanism that turn 5 rotates.
The present embodiment is by the condenser type Rotor carriage of differential capacitive sensor, and the device is with high accuracy, fast sound
Speed is answered, especially suitable for faint imbalance detection；Its is simple in construction to be easy to process, is conveniently adjusted, and can meet different chis
Very little type rotor demand；Can be improved using the capacitance sensor of differential form it is non-linear, improve sensitivity, symmetrical structure can
To reduce the influence of the extraneous factors such as environment temperature, supply voltage.Compared with traditional dynamic poise device, dress involved in the present invention
Put that simple in construction, sensitivity is higher, fast response time, being more suitable for the ultraprecise rotor higher to tension metrics, to enter action flat
Weighing apparatus.
Embodiment 2：
Reference picture 1, on the basis of embodiment 1, base 2 is fixed with the bottom plate 1, is fixed with base 2 along X-axis side
To guide rail 7, the condenser type Rotor carriage 3 and guide rail 7 are slidably connected and are securable on guide rail；The condenser type rotor
The quantity of support frame 3 is 2, and each condenser type Rotor carriage 3 sets up one end of rotor 5 respectively.
The planer-type rotor drive mechanism includes pulley 9, belt 10, electric machine support 11 and motor 6, and motor 6 is solid
Due on electric machine support 11, the pulley 9 includes pulley one and pulley two, connecting belt 10 between pulley one and pulley two, institute
The axially vertical of the transmission direction of belt 10 and rotor 5 is stated, and belt 10 presses on the surface of rotor 5, the motor 6 and pulley
One connection, motor 6 drive belt 10 to drive rotor 5 to rotate by driving pulley one；Planer-type V belt translation can reduce band and pass
Shake in the error and transmission process of dynamic process, improves precision.
Reference picture 2, the condenser type Rotor carriage 3, which includes support, to be determined framework 14, branch racking framework 17 and is fixed on
The roller 4 for being used to set up rotor 5 of the upper end of branch racking framework 17, roller 4 are fixed on branch racking framework by rolling wheel support frame 19
17 upper ends.The quantity of the roller 4 of wherein each condenser type Rotor carriage 3 is 2, and is arranged side by side, the axis of 2 rollers 4
It is parallel to each other with the axis of rotor 5, one end of rotor 5 is set up between 2 rollers.Branch racking framework 17 determines framework positioned at support
In 14, and determine framework 14 with support and be consolidated by rectangular cross section beam 13, so as to limit branch racking framework 17 relative to branch
Support determines framework 14 and produces relative movement along X-direction；The condenser type Rotor carriage 3 determines the bottom of framework 14 by being fixed on support
The sliding block 21 in portion is slidably connected with guide rail 7, and the sliding block 21 is provided with the fixing bolt 20 that sliding block 21 can be fixed on guide rail 7
(referring to Fig. 3)；The branch racking framework 17 is made up of insulating materials；Insulating materials is the materials such as polyethylene, epoxy resin or mica
Material.It is described to support the inside for determining framework 14 to be provided with cavity, right electrode 15, public pole 16 and left electrode 18 are provided with cavity, respectively
Electrode is respectively connected with the metal membrane material for being affixed on cavity wall, and metal membrane material is aluminium foil or copper foil；The one of the branch racking framework 17
Part is between the metal membrane material for forming capacitor plate；The gold that the right electrode 15, public pole 16 and left electrode 18 are connected
Belong to membrane material, form the two-plate of differential plate condenser；Branch racking framework 17 changes differential capacity plate antenna in the movement of Z-direction
The capacitance of device, so as to realize the extraction of faint unbalance vibration.
As shown in Fig. 2 the concrete structure of the cavity and setting are：The left and right sides determined inside framework 14 is supported to be respectively provided with
One rectangular cavities, two rectangular cavities are symmetrical, and are equipped with entrance in the relative side wall of two cavitys, wherein left side
The metal membrane material of connection public pole 16 is posted on the left side wall of rectangular cavities and the right side wall of right rectangular cavity；Two squares
The upper section that the relative side wall of shape cavity is located at respective entrance posts the metal membrane material for connecting right electrode 15；Two rectangular cavities
The section below that the side wall of body phase pair is located at respective entrance posts the metal membrane material for connecting left electrode 18；The branch racking framework
17 left end, its structure are the T-shaped hanging bodies from left end chamber inlet insertion left side inside cavity；The branch racking framework 17
Right-hand member, its structure are that the mutually isostructural T-shaped hanging body of the right inside cavity is embedded in from right-hand member chamber inlet.The branch racking frame
Two T-shaped hanging gaps between body and the metal membrane material in respective cavity of frame 17 are equal, and the cavity of left and right two is formed
The initial capacitance value C of electric capacity0=ε0εr1L0b0/d0It is identical, wherein ε0、εr1Respectively Jie of dielectric constant of air and insulating materials
Electric constant, L0The length of the metal membrane material connected for public pole 16, ε0For dielectric constant of air, d0To connect left electrode 18 or the right side
Spacing between the metal membrane material of electrode 15 and the metal membrane material of corresponding public pole 16 connection, b0Connected for public pole 16
The width of metal membrane material.Two cavitys, which are set as symmetrical structure, can improve branch racking 17 beat in the Y direction of framework.
Phase demodulation sensor 8 for completing initial phase collection is fixed on bottom plate 1 by sensor stand 12, and support exists
Height can be adjusted in Z-direction to adapt to requirement for dynamic balance.
It following present specific implementation process of the present invention in engineering practice：
1. structure is installed and fixed
By base 2 as on bottom plate 1, and it is bolted；When it is determined that rotor to be measured length when, adjust X-direction
The distance between two support frames, the position of two support frames are fixed by the fixing bolt of sliding block；Differential capacitive sensor is embedded in
In condenser type Rotor carriage, measured rotor is placed on the roller of condenser type Rotor carriage；Servomotor and electric machine support
It is fixedly connected, the rotation of motor is delivered to by measured rotor by V belt translation.
2. dynamic balancing detects
1) motor is rotated, and the rotation of measured rotor is driven by V belt translation, and the micro breadth oscillation of rotor can be transmitted directly
Branch racking framework, the mobile change dielectric constant values of insulated gate are given, and then change the voltage between two-plate；
If dielectric εr1=1, then as dielectric εr2When being introduced into capacitor two-plate, the initial capacitance of capacitance type sensor is C0
=ε0εr1L0b0/d0.As dielectric εr2Into after L depth between pole plate, the electric capacity relative variation is caused to be
It can be seen that the change of capacitance and dielectric εr2Amount of movement L it is linear.Wherein L0For pole plate length, ε0For
Dielectric constant of air, d0For pole plate spacing, b0For pole plate length；
2) phase demodulation sensor 8 obtains starting phase angle, and gives the data transfer obtained to control with capacitance type sensor
Computer, data acquisition.
To sum up, the present invention includes rotor support portion and planer-type rotor drive part.Rotor support portion is by branch racking
Framework determines framework composition with support, and roller is fixed on branch racking framework, and branch racking framework is made up of insulating materials；Support is fixed
Framework metal membrane material, so as to form the two-plate of differential plate condenser, the movement of branch racking framework changes capacity plate antenna
The capacitance of device, so as to realize the extraction of faint unbalance vibration；The sliding block of framework is determined in support and extensible guide precision coordinates, and supports
Determining framework can slide on guide rail, and the fixing bolt of sliding block can be with fixed capacity formula Rotor carriage in X-direction position, branch racking
Framework is fixedly arranged at support by rectangular cross section beam to be determined on framework；Branch racking framework determines framework entirety bolt with support and is fixed on condenser type
On Rotor carriage；The motor of rotor drive mechanism part is fixed on support, can be driven by belt transmissioning mode uneven
The rotor that weighs rotates, and planer type structure can reduce the error of device transmission, so as to improve the precision of device.
Compared with existing apparatus, the present invention has advantages below：
1. the condenser type Rotor carriage of the invention by devising new differential capacitive sensor, the device has
High accuracy, fast-response speed, especially suitable for faint imbalance detection；
2. simple in construction be easy to process, be conveniently adjusted, different Dimension Types rotor demands can be met；
3. can improve using the capacitance sensor of differential form non-linear, sensitivity is improved, symmetrical structure can subtract
The influence of the extraneous factors such as subenvironment temperature, supply voltage.
Part, technique and letter that embodiment does not describe in detail represent the well-known components and conventional means of the category industry
And general knowledge, do not describe one by one here.Exemplified as above is only for example, not forming the protection to the present invention to the present invention's
The limitation of scope, it is every to be belonged to the same or analogous design of the present invention within protection scope of the present invention.
Claims (7)
1. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle, including bottom plate (1), its feature exist
In：On the bottom plate (1) the condenser type Rotor carriage for realizing unbalance vibration extraction is slidably connected along X-direction
(3), condenser type Rotor carriage (3) restocking is provided with rotor (5)；It is further fixed on coupling and driving with rotor (5) on the bottom plate (1)
The planer-type rotor drive mechanism that turn (5) rotates；
Base (2) is fixed with the bottom plate (1), the guide rail (7) along X-direction is fixed with base (2), the condenser type turns
Sub- support frame (3) is slidably connected and is securable on guide rail with guide rail (7)；The quantity of the condenser type Rotor carriage (3) is 2
Individual, each condenser type Rotor carriage (3) sets up one end of rotor (5) respectively；
The condenser type Rotor carriage (3) includes support and determines framework (14), branch racking framework (17) and be fixed on branch racking
The roller (4) for being used to set up rotor (5) of framework (17) upper end, wherein branch racking framework (17) determine framework (14) positioned at support
It is interior, and determine framework (14) with support and be consolidated by rectangular cross section beam (13), it is relative so as to limit branch racking framework (17)
Determine framework (14) in support and produce relative movement along X-direction；The condenser type Rotor carriage (3) is fixed by being fixed on support
The sliding block (21) of framework (14) bottom is slidably connected with guide rail (7), and the sliding block (21), which is provided with, to be fixed on sliding block (21)
Fixing bolt (20) on guide rail (7)；The branch racking framework (17) is made up of insulating materials；Framework (14) is determined in the support
Inside is provided with cavity, is provided with right electrode (15), public pole (16) and left electrode (18) in cavity, each electrode, which is respectively connected with, to be affixed on
The metal membrane material of cavity wall, a part for the branch racking framework (17) is between the metal membrane material for forming capacitor plate；
The metal membrane material that the right electrode (15), public pole (16) and left electrode (18) are connected, forms the two of differential plate condenser
Pole plate；Branch racking framework (17) changes the capacitance of differential plate condenser in the movement of Z-direction, so as to realize that imbalance is shaken
Dynamic extraction.
2. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 1, it is special
Sign is：The quantity of the roller (4) is 2, and is arranged side by side, the axis phase of the axis and rotor (5) of 2 rollers (4)
Mutually parallel, one end of rotor (5) is set up between 2 rollers.
3. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 1, it is special
Sign is：The concrete structure of the cavity and setting are：Support determines the internal left and right sides of framework (14) and is respectively provided with a rectangle
Cavity, two rectangular cavities are symmetrical, and are equipped with entrance in the relative side wall of two cavitys, wherein left side rectangular cavities
Left side wall and right rectangular cavity right side wall on post connection public pole (16) metal membrane material；Two rectangular cavities
The upper section that relative side wall is located at respective entrance posts the metal membrane material for connecting right electrode (15)；Two rectangular cavity body phases
To side wall be located at the section below of respective entrance and post and connect the metal membrane material of left electrode (18)；The branch racking framework
(17) left end, its structure are the T-shaped hanging bodies from left end chamber inlet insertion left side inside cavity；The branch racking framework
(17) right-hand member, its structure are that the mutually isostructural T-shaped hanging body of the right inside cavity is embedded in from right-hand member chamber inlet.
4. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 1, it is special
Sign is：The insulating materials is polyethylene, epoxy resin or mica material；The metal membrane material is aluminium foil or copper foil.
5. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 3, it is special
Sign is：The gap between metal membrane material in two T-shaped hanging bodies and respective cavity of the branch racking framework (17) is homogeneous
Deng the initial capacitance value C for the electric capacity that the cavity of left and right two is formed0=ε0εr1L0b0/d0It is identical, wherein ε0、εr1Respectively air is situated between
The dielectric constant of electric constant and insulating materials, L0For the length of the metal membrane material of public pole (16) connection, ε0It is normal for air dielectric
Number, d0To connect the metal membrane material that the metal membrane material of left electrode (18) or right electrode (15) is connected with corresponding public pole (16)
Between spacing, b0For the width of the metal membrane material of public pole (16) connection.
6. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 1, it is special
Sign is：The planer-type rotor drive mechanism includes pulley (9), belt (10), electric machine support (11) and motor (6), electricity
Motivation (6) is fixed on electric machine support (11), and the pulley (9) includes pulley one and pulley two, between pulley one and pulley two
Connecting belt (10), the transmission direction of the belt (10) is axially vertical with rotor (5), and belt (10) presses on rotor
(5) surface, the motor (6) couple with pulley one, and motor (6) drives belt (10) to drive rotor by driving pulley one
(5) rotate.
7. a kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle as claimed in claim 1, it is special
Sign is：Phase demodulation sensor (8) for completing initial phase collection is fixed by that can adjust the support of height in z-direction
In on bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019030.6A CN105571783B (en) | 2016-01-12 | 2016-01-12 | A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610019030.6A CN105571783B (en) | 2016-01-12 | 2016-01-12 | A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105571783A CN105571783A (en) | 2016-05-11 |
| CN105571783B true CN105571783B (en) | 2018-01-02 |
Family
ID=55882169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610019030.6A Active CN105571783B (en) | 2016-01-12 | 2016-01-12 | A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105571783B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220056954A1 (en) * | 2019-05-07 | 2022-02-24 | Harbin Institute Of Technology | Split-type swing angle adjustable aerostatic bearing device for rotor static balance, and air flotation support device for static balance of rotating ring-shaped parts |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956711A (en) * | 2016-10-17 | 2018-04-24 | 中国科学院沈阳科学仪器股份有限公司 | A kind of vortex pump dynamic balancing gauge |
| CN107270843B (en) * | 2017-07-31 | 2020-10-27 | 中核(天津)科技发展有限公司 | Balancing machine based on cavity type positioning in string support and detection method |
| CN107228643B (en) * | 2017-07-31 | 2020-10-27 | 中核(天津)科技发展有限公司 | Chord support inner cavity type cylindrical part positioning device and positioning method |
| CN108398207B (en) * | 2018-05-29 | 2024-01-09 | 苏州工业园区聚博精密设备有限公司 | Double-sided balancing machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3438333B2 (en) * | 1994-07-04 | 2003-08-18 | 株式会社デンソー | Dynamic balance testing machine and its measuring method |
| CN100523767C (en) * | 2006-05-25 | 2009-08-05 | 上海交通大学 | Laser measuring method for non-contact type micro-rotor vibration displacement |
| CN103134639B (en) * | 2013-01-31 | 2015-07-15 | 河南科技大学 | Super-miniature rotor dynamic balancing measuring method and equipment for complementing the same |
| CN204085787U (en) * | 2014-09-01 | 2015-01-07 | 松阳县恒亮不锈钢制品厂 | A kind of motor rotor balancing machine |
| CN104848990B (en) * | 2015-05-22 | 2018-01-16 | 西安电子科技大学 | A kind of ultraprecise dynamic poise device suitable for miniature rotor |
| CN105157920B (en) * | 2015-09-01 | 2018-02-23 | 河南科技大学 | A kind of superminiature rotor dynamic balancing tests rocker |
-
2016
- 2016-01-12 CN CN201610019030.6A patent/CN105571783B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220056954A1 (en) * | 2019-05-07 | 2022-02-24 | Harbin Institute Of Technology | Split-type swing angle adjustable aerostatic bearing device for rotor static balance, and air flotation support device for static balance of rotating ring-shaped parts |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105571783A (en) | 2016-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105571783B (en) | A kind of rotor high accuracy dynamic poise device based on differential type capacitance sensing principle | |
| CN104848990B (en) | A kind of ultraprecise dynamic poise device suitable for miniature rotor | |
| CN105403386B (en) | A kind of rotor testbed with centering adjustment and detection function | |
| CN201645321U (en) | Grinding wheel dynamic-balance test control device | |
| CN207180911U (en) | A kind of torque sensor based on electric capacity edge effect | |
| CN107525948A (en) | Contact-type frictional generating acceleration transducer | |
| CN105136384B (en) | A kind of small power generating means of high-precision non-contact 3-D | |
| CN104964922B (en) | Contact friction force is with contacting electric charge synchronous measuring apparatus and method | |
| CN108981974B (en) | Ultra-high-precision micro-force measuring device and method based on gravity compound pendulum | |
| CN103344785A (en) | Capacitive micro inertial sensor with self calibration function | |
| CN101504426B (en) | Comb condenser type dual-spindle accelerometer | |
| CN107144461A (en) | Simulate the experimental provision and method of tunnel stress characteristics at tomography | |
| CN105004454A (en) | Heavy-load single-component sensor and measuring method | |
| CN106153100A (en) | Swinging quality center of mass tester | |
| CN101819215B (en) | Micro-mechanical finger gate capacitor accelerometer with adjustable elastic coefficients | |
| CN107942143A (en) | A kind of experimental provision for measuring solid dielectric relative dielectric constant | |
| CN103759630B (en) | Device and method for measuring thickness of electrical steel | |
| CN101839923A (en) | Two-axis accelerometer based on SOI technology | |
| CN104764904B (en) | A kind of three axle piezoelectric accelerometers | |
| CN207457264U (en) | Frictional power generation acceleration transducer | |
| CN102101637B (en) | Micro inertial sensor with embedded transverse movable electrode | |
| CN213067855U (en) | Novel multifunctional balance | |
| CN106197247A (en) | A kind of automobile-used acoustical cotton thickness detection apparatus and detection method | |
| CN104833449B (en) | Electric locomotive pantagraph current collector Static Contact force measuring device | |
| CN104459199B (en) | capacitive accelerometer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |