CN107643177A - It is a kind of can just counter regulation rotor dynamic radial loading device - Google Patents
It is a kind of can just counter regulation rotor dynamic radial loading device Download PDFInfo
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- CN107643177A CN107643177A CN201711087120.XA CN201711087120A CN107643177A CN 107643177 A CN107643177 A CN 107643177A CN 201711087120 A CN201711087120 A CN 201711087120A CN 107643177 A CN107643177 A CN 107643177A
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- measuring force
- measured piece
- fixedly connected
- rotor portion
- erecting bed
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- 238000003754 machining Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses it is a kind of can just counter regulation rotor dynamic radial loading device, for the gap adjustment of ACM rotor portion in aircraft, include erecting bed, support bar, device for measuring force, loading bench successively from top to bottom;On erecting bed, the erecting bed is fixedly connected the measured piece fixed placement by support bar with loading bench;The device for measuring force is radially arranged along the rotor portion of measured piece, and one end of the device for measuring force is fixedly connected with loading bench, and the other end of the device for measuring force is fixedly connected with the rotor portion of measured piece;The loading bench can drive the upper and lower motion of device for measuring force, so as to which the rotor portion of measured piece be adjusted up or down.The present invention can accurately adjust the gap of the rotor portion of measured piece by device for measuring force, effectively improve the machining accuracy of measured piece, effectively improve the operating efficiency of ACM in aircraft, ensure the trouble-free operation of aircraft.
Description
Technical field
The invention belongs to the technical field of rotor portion loading bench, and in particular to it is a kind of can just counter regulation rotor dynamic footpath
To loading device.
Background technology
Aircraft air-conditioning system is to keeping the safety of visitor's boat and comfortable significant, wherein air cycle machine(ACM)Rise
Key effect.The ACM of aircarrier aircraft needs accurately to measure and adjust each position gap in assembling, is needed in clearance measurement
Simulation actual working state is loaded.ACM work quality is mainly determined that gap is ACM conversion effect by transformation efficiency
One of important factor in order of rate, the gap at each positions of accurate regulation ACM are most important.
The content of the invention
The invention discloses it is a kind of can just counter regulation rotor dynamic radial loading device, be mainly used for ACM in aircraft
Rotor portion gap adjustment, mainly including erecting bed, support bar, device for measuring force and loading bench;Measured piece is fixedly mounted on
On erecting bed, the both ends of the device for measuring force connect the rotor portion of loading bench and measured piece respectively, and the loading bench can band
The dynamic upper and lower motion of device for measuring force, so as to realize loading bench to the rotor portion of measured piece and the tune in the gap of the housing of measured piece
Section;The present invention can apply accurate load by device for measuring force to the rotor portion of measured piece, so as to realize accurate adjustment ACM
Gap of the rotor section in measured piece.
The present invention is achieved through the following technical solutions:It is a kind of can just counter regulation rotor dynamic radial loading device,
For the gap adjustment of ACM rotor portion in aircraft, include erecting bed, support bar, device for measuring force, loading successively from top to bottom
Platform;On erecting bed, the erecting bed is fixedly connected the measured piece fixed placement by support bar with loading bench;The dynamometry
Device is radially arranged along the rotor portion of measured piece, and one end of the device for measuring force is fixedly connected with loading bench, the dynamometry dress
The other end put is fixedly connected with the rotor portion of measured piece;The loading bench can drive the upper and lower motion of device for measuring force, so that will
The rotor portion of measured piece is adjusted up or down.
The present invention can apply the regulation in the gap of the rotor or thrust button in aircraft ACM;Mainly used in the present invention
304 stainless steels and PA6 nylon are prepared;The device for measuring force can directly display the size of dynamometry or connection computer is shown
The size of dynamometry;The device for measuring force is prior art and is not the improvement of the present invention, therefore is repeated no more.
The present invention prepare can the rotor dynamic radial loading device of just counter regulation can be applicable to B737NG, B757, A330
ACM Deng aircraft is assembled, for adjusting the gap of each rotor portion and measured piece in measured piece, and adjustment thrust button and bearing
Gap.During being adjusted in gap, can be prepared by the present invention can just counter regulation rotor dynamic radial loading device
Ordinance load is applied forward or backwards to rotor portion or thrust button, clearance measurement is carried out under ordinance load.
In order to preferably realize the present invention, further, the loading bench includes shell, rotating disk, lower coverboard, screw rod, anti-
Ship and resell on another market;The rotating disk is arranged on the top of shell, and rotating disk penetrates enclosure and is fixedly connected with lower coverboard;The screw rod is worn successively
Cross rotating disk, lower coverboard stretches into enclosure and is fixedly connected with stop pin, the screw rod is threadedly coupled rotating disk and lower coverboard, institute respectively
The inside for stating shell is correspondingly arranged on the groove of vertical direction, and the stop pin is slidably connected groove.The screw rod passes through anti-rotation
Pin is fixed in shell, and in rotary turnplate, the screw rod is moved upwardly or downwardly, and the screw rod passes through on stop pin and shell
Lower slider connects;Can be by the height of lower adjusting screw rod in rotary turnplate, so as to realize rotor portion of the screw rod to measured piece
Gap be adjusted.
In order to preferably realize the present invention, further, annular knurl screw thread is provided with the outside of the rotating disk.The annular knurl screw thread
Setting be to increase rotary table friction force, realize quick rotation rotating disk.
In order to preferably realize the present invention, further, in addition to adapter, the device for measuring force are fixed by adapter
Connect the rotor portion of measured piece.The thrust button of measured piece can be fixed on installation by the adapter by upper and lower two nuts
On platform, so as to the gap of convenient regulation thrust button.The connector can carry out replacing regulation according to the size of measured piece.
In order to preferably realize the present invention, further, the device for measuring force is fixedly connected by U-shaped connector respectively to be turned
Connect device and screw rod;The U-shaped connector includes the inner rotation company of u shaped connector and fix bar, the fix bar and u shaped connector
Connect;The fix bar is fixedly connected with device for measuring force, and the device for measuring force is fixedly connected with adapter, screw rod by u shaped connector respectively.
The inside of the U-shaped connector is rotatable, so as to eliminate the installation of stock transmission and foozle.
In order to preferably realize the present invention, further, the top of the erecting bed is provided with fastener, the fastening
Device is fixedly installed elastic washer with measured piece junction.Nylon material system can be used at the mounting interface of the erecting bed
Standby elastic washer, it can effectively prevent from damaging measured piece.Pressing device is provided with the erecting bed, is set on the erecting bed
Mounting interface is equipped with, nylon elastic packing ring can be provided with the mounting interface, effectively prevents from damaging measured piece;The installation
Platform can use martensitic stain less steel, be easily installed magnetic stand.
In order to preferably realize the present invention, further, the device for measuring force includes force cell and and force-measuring sensing
The display of device connection, the display are used to show the mechanics parameter that force cell detects.The force cell can
To measure the pressure downward or upward that device for measuring force is subject to, the display can show the stressing conditions of device for measuring force, from
And the size of active force suffered by the rotor portion or thrust shaft of measured piece is obtained, so as to realize accurate controlled loading load, have
Effect improves the accuracy of processing.
In order to preferably realize the present invention, further, the erecting bed is fixedly installed flexible with measured piece junction
Packing ring.It can effectively prevent fastener from damaging measured piece.
In order to preferably realize the present invention, further, positioning disk, the positioning disk are fixedly installed on the support bar
The lower section of erecting bed is arranged on, the adapter connects through the rotor portion of positioning disk and measured piece.
In order to preferably realize the present invention, further, in addition to operating desk, the loading bench fixed placement is in operating desk
On, and the bottom of operating desk is provided with universal wheel.
During use of the present invention, it is necessary first to measured piece is fixedly mounted on erecting bed, will using pressing device
Measured piece is fixed on erecting bed;Then adapter is fixedly connected on to the rotor portion of measured piece;By adjusting loading bench
The gap of measured piece rotor section can be adjusted;When the rotating disk of loading bench is rotated to a direction, the screw rod is upward
Motion, screw rod drives device for measuring force, adapter to move upwards, so that rotor portion is adjusted up gap;When by loading bench
Rotating disk to another direction rotate when, the screw rod moves downward, and screw rod drives device for measuring force, adapter to move downward, from
And rotor portion is caused to adjust gap downwards.In the present invention, the device for measuring force can accurately measure loading bench to measured piece
The applying power of rotor portion;When the load that loading bench applies reaches setting value, stop operating rotating disk, keeps the load of loading,
Postorder can measure the displacement of measured piece by two pieces, depth gauge rule, magnetic stand, the survey tool such as amesdial, so as to calculate
Obtain the gap width of rotor portion and other parts.
Beneficial effects of the present invention:
(1)On erecting bed, the erecting bed is fixedly connected the measured piece fixed placement by support bar with loading bench;It is described
Device for measuring force is radially arranged along the rotor portion of measured piece, and one end of the device for measuring force is fixedly connected with loading bench, the survey
The other end of power apparatus is fixedly connected with the rotor portion of measured piece;The present invention can be by device for measuring force to measured piece rotor portions
Give and add accurate load, so as to realize gap of the accurate adjustment ACM rotor sections in measured piece;
(2)The loading bench can drive the upper and lower motion of device for measuring force, so as to which the rotor portion of measured piece be adjusted up or down
Section;The present invention can realize the gap for the rotor portion for adjusting measured piece up or down;
(3)The loading bench includes shell, rotating disk, lower coverboard, screw rod, stop pin;The rotating disk is arranged on the top of shell, and
Rotating disk penetrates enclosure and is fixedly connected with lower coverboard;The screw rod sequentially passes through rotating disk, lower coverboard stretches into enclosure and anti-rotation
Pin is fixedly connected, and the screw rod is threadedly coupled rotating disk and lower coverboard respectively, and the inside of the shell is correspondingly arranged on vertical direction
Groove, the stop pin is slidably connected groove;The present invention can be moved upwardly or downwardly by rotary turnplate screw rod,
During screw motion, the screw rod remains linear motion, ensure that the accuracy of measurement;
(4)The device for measuring force is fixedly connected with adapter and screw rod by U-shaped connector respectively;The U-shaped connector includes U-shaped
The inner rotation connection of joint and fix bar, the fix bar and u shaped connector;The fix bar is fixedly connected with device for measuring force, institute
State device for measuring force and adapter, screw rod are fixedly connected with by u shaped connector respectively;The inside of the U-shaped connector is rotatable, so as to
To eliminate the installation of stock transmission and foozle;
(5)The device for measuring force includes force cell and the display being connected with force cell, and the display is used to show
Show the mechanics parameter that force cell detects;The device for measuring force shows the load to the rotor portion of measured piece by display
Lotus, the gap of accurate adjustment rotor portion is realized, improve component machining accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the profile of the present invention;
Fig. 3 is the attachment structure schematic diagram of screw rod and shell;
Fig. 4 is the attachment structure schematic diagram of U-shaped connector and device for measuring force.
Wherein:1- erecting beds, 2- positioning disks, 3- support bars, 4- loading bench, 5- screw rods, 6- rotating disks, 7- device for measuring force, 8-
Coverboard, 13- stop pins, 14- operating desks under adapter, 9- fasteners, 10-U type joints, 11- fix bars, 12-.
Embodiment
Embodiment 1:
It is a kind of can just counter regulation rotor dynamic radial loading device, the gap for being mainly used in ACM rotor portion in aircraft is adjusted
Section, it is described can the rotor dynamic radial loading device of just counter regulation be disposed with erecting bed 1, support bar 3, dynamometry from top to bottom
Device 7 and loading bench 4;ACM components in the aircraft are arranged on erecting bed 1, and the erecting bed 1 is fixed by support bar 3
Connect loading bench 4;One end of the device for measuring force 7 is fixedly connected with loading bench 4, and the other end of the device for measuring force 7 is fixedly connected
ACM rotor portion in aircraft;Being radially arranged along rotor portion of device for measuring force 7;The loading bench 4 can drive dynamometry
Device 7 is moved up and down, and the loading bench 4 is radially carried out upwards by device for measuring force 7 to the rotor portion of ACM in aircraft
Or move downward, so as to carry out the adjustment in gap;The setting of the device for measuring force 7 is to more accurately apply to rotor portion
Fixed load, improve the accuracy of ACM frocks.
The present invention in use, first has to measured piece being fixedly mounted on erecting bed 1;Then by device for measuring force
7 are attached with the rotor portion of measured piece;Then loading bench 4 is rotated the gap of the rotor portion of measured piece is adjusted;
When loading bench 4 is moved upwards, the rotor portion is adjusted up gap;When loading bench 4 is moved downward, rotor can be adjusted
Part adjusts downwards gap;The loading bench 4 applies pressure by device for measuring force 7 to the rotor portion of measured piece;The dynamometry
Device 7 can accurately measure applying power of the loading bench 4 to measured piece, when the load that loading bench 4 applies reaches setting value, stop
Loading bench 4 is adjusted, keeps the load of loading;Last can measures work by gauge block, depth gauge rule, magnetic stand, amesdial etc.
The displacement of tool measurement measured piece, so as to which the gap width of rotor portion and other parts be calculated.
The present invention can accurately adjust the gap of the rotor portion of measured piece by device for measuring force 7, effectively improve tested
The machining accuracy of part, the operating efficiency of ACM in aircraft is effectively improved, ensure the trouble-free operation of aircraft.
Embodiment 2:
The present embodiment is further optimized on the basis of embodiment 1, and the lower section of the erecting bed 1 is provided with positioning disk 2, described
Device for measuring force 7 is fixedly connected with the rotor portion of measured piece by adapter 8;The adapter 8 through positioning disk 2 be fixedly connected by
Survey the rotor portion of part;As shown in figure 3, the loading bench 4 includes shell, rotating disk 6, lower coverboard 12, stop pin 13 and screw rod, institute
State rotating disk 6 and be arranged on shell upper, the rotating disk 6, which is stretched into shell, is fixedly connected with lower coverboard 12;The loading bench 4 passes through screw rod
Device for measuring force 7 is fixedly connected with, the screw rod is threadedly coupled rotating disk 6, lower coverboard 12, stop pin 13 successively from top to bottom, described outer
Corresponding stop pin 13 is fixedly installed fluted inside shell, and the stop pin 13 is slided and is connected in groove, can be with standing screw
Plan-position;Rotary turnplate 6 can drive screw rod vertically movable up or down.
In use, when rotating disk 6 is rotated to a direction, the screw rod is vertically movable upwards, institute by the present invention
Stating screw rod forces device for measuring force 7, adapter 8 to move upwards, so that the rotor portion of measured piece is adjusted up gap;As general
Rotating disk 6 to another direction rotate when, the screw rod is vertically movable downwards, the screw rod force device for measuring force 7, adapter 8 to
Lower motion, so that the rotor portion of measured piece adjusts downwards gap;The stop pin 13 can cause screw rod along measured piece
Rotor portion radial motion, ensure that the accuracy of the processing of measured piece.
The present invention can accurately adjust the gap of the rotor portion of measured piece by device for measuring force 7, effectively improve tested
The machining accuracy of part, the operating efficiency of ACM in aircraft is effectively improved, ensure the trouble-free operation of aircraft.
The other parts of the present embodiment are same as Example 1, therefore repeat no more.
Embodiment 3:
The present invention is further optimized on the basis of embodiment 2, as shown in Fig. 2 the upper and lower ends difference of the device for measuring force 7
Adapter 8 and screw rod are fixedly connected with by U-shaped connector, as shown in figure 4, the U-shaped connector includes u shaped connector 10 and fixed
Bar 11, one end of the fix bar 11 is connected with the inner rotation of u shaped connector 10, and the other end of fix bar 11 is fixedly connected with survey
Power apparatus 7, the upper and lower ends of the device for measuring force 7 are fixedly connected with adapter 8 and screw rod by u shaped connector 10 respectively.
In the present invention, the inside of the U-shaped connector is rotatable, is missed so as to eliminate the installation of stock transmission and manufacture
Difference;The present invention can accurately adjust the gap of the rotor portion of measured piece by device for measuring force 7, effectively improve adding for measured piece
Work precision, the operating efficiency of ACM in aircraft is effectively improved, ensure the trouble-free operation of aircraft.
The other parts of the present embodiment are identical with above-described embodiment 2, therefore repeat no more.
Embodiment 4:
The present embodiment is further optimized on the basis of embodiment 3, as shown in figure 1, being fixedly installed on the erecting bed 1 tight
It is fixedly mounted with and puts 9;Measured piece can be fixed on erecting bed 1 by the fastener 9;It is described can just counter regulation rotor dynamic radial
Loading device is fixedly installed on operating desk 14, and the bottom of the operating desk 14 is provided with universal wheel.
In use, when rotating disk 6 is rotated to a direction, the screw rod is vertically movable upwards, institute by the present invention
Stating screw rod forces device for measuring force 7, adapter 8 to move upwards, so that the rotor portion of measured piece is adjusted up gap;As general
Rotating disk 6 to another direction rotate when, the screw rod is vertically movable downwards, the screw rod force device for measuring force 7, adapter 8 to
Lower motion, so that the rotor portion of measured piece adjusts downwards gap;The stop pin 13 can cause screw rod along measured piece
Rotor portion radial motion, ensure that the accuracy of the processing of measured piece.
The present invention can accurately adjust the gap of the rotor portion of measured piece by device for measuring force 7, effectively improve tested
The machining accuracy of part, the operating efficiency of ACM in aircraft is effectively improved, ensure the trouble-free operation of aircraft.
The other parts of the present embodiment are identical with above-described embodiment 3, therefore repeat no more.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (10)
1. it is a kind of can just counter regulation rotor dynamic radial loading device, for the gap adjustment of ACM rotor portion in aircraft,
Characterized in that, include erecting bed successively from top to bottom(1), support bar(3), device for measuring force(7), loading bench(4);It is described tested
Part fixed placement is in erecting bed(1)On, the erecting bed(1)Pass through support bar(3)With loading bench(4)It is fixedly connected;The survey
Power apparatus(7)It is radially arranged along the rotor portion of measured piece, the device for measuring force(7)One end be fixedly connected with loading bench(4),
The device for measuring force(7)The other end be fixedly connected with the rotor portion of measured piece;The loading bench(4)Device for measuring force can be driven
(7)Upper and lower motion, so as to which the rotor portion of measured piece be adjusted up or down.
2. it is according to claim 1 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that it is described
Loading bench(4)Including shell, rotating disk(6), lower coverboard(12), screw rod(5), stop pin(13);The rotating disk(6)It is arranged on shell
Top, and rotating disk(6)Penetrate enclosure and be fixedly connected with lower coverboard(12);The screw rod(5)Sequentially pass through rotating disk(6), under
Coverboard(12)Stretch into enclosure and stop pin(13)It is fixedly connected, the screw rod(5)Rotating disk is threadedly coupled respectively(6)And lower casing
Plate(12), the inside of the shell is correspondingly arranged on the groove of vertical direction, the stop pin(13)Be slidably connected groove.
3. it is according to claim 2 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that it is described
Rotating disk(6)Outside is provided with annular knurl screw thread.
4. it is according to claim 1 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that also wrap
Include adapter(8), the device for measuring force(7)Pass through adapter(8)It is fixedly connected with the rotor portion of measured piece.
5. it is according to claim 4 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that it is described
Device for measuring force(7)Adapter is fixedly connected with by U-shaped connector respectively(8)And screw rod(5);The U-shaped connector includes U-shaped connect
Head(10)And fix bar(11), the fix bar(11)With u shaped connector(10)Inner rotation connection;The fix bar(11)Gu
Surely device for measuring force is connected(7), the device for measuring force(7)Pass through u shaped connector respectively(10)It is fixedly connected with adapter(8), screw rod
(5).
6. it is according to claim 1 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that it is described
Support bar(3)On be fixedly installed positioning disk(2), the positioning disk(2)It is arranged on erecting bed(1)Lower section, the adapter
(8)Through positioning disk(2)It is connected with the rotor portion of measured piece.
7. it is according to claim 1 it is a kind of can just counter regulation rotor dynamic radial loading device, it is characterised in that it is described
Device for measuring force(7)The display being connected including force cell and with force cell, the display are used to show that dynamometry passes
The mechanics parameter that sensor detects.
8. according to claim any one of 1-7 it is a kind of can just counter regulation rotor dynamic radial loading device, its feature
It is, the erecting bed(1)Top be provided with fastener(9), the fastener(9)Fix and set with measured piece junction
It is equipped with elastic washer.
9. according to claim any one of 1-7 it is a kind of can just counter regulation rotor dynamic radial loading device, its feature
It is, the erecting bed(1)Elastic washer is fixedly installed with measured piece junction.
10. according to claim any one of 1-7 it is a kind of can just counter regulation rotor dynamic radial loading device, its feature
It is, in addition to operating desk(14), the loading bench(4)Fixed placement is in operating desk(14)On, and operating desk(14)Bottom
Universal wheel is installed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711087120.XA CN107643177A (en) | 2017-11-07 | 2017-11-07 | It is a kind of can just counter regulation rotor dynamic radial loading device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711087120.XA CN107643177A (en) | 2017-11-07 | 2017-11-07 | It is a kind of can just counter regulation rotor dynamic radial loading device |
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Publication Number | Publication Date |
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CN107643177A true CN107643177A (en) | 2018-01-30 |
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ID=61126209
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Application Number | Title | Priority Date | Filing Date |
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CN201711087120.XA Pending CN107643177A (en) | 2017-11-07 | 2017-11-07 | It is a kind of can just counter regulation rotor dynamic radial loading device |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB736038A (en) * | 1953-03-05 | 1955-08-31 | Heenan & Froude Ltd | Improvements in hydraulic dynamometers and brakes |
CN101750186A (en) * | 2010-01-22 | 2010-06-23 | 大连理工大学 | Layout method for calibrating and loading bench of adjustable dynamometer and layout device therefor |
CN202305316U (en) * | 2011-10-18 | 2012-07-04 | 四川奥特附件维修有限责任公司 | Loading device of bearing support |
CN105397639A (en) * | 2015-12-09 | 2016-03-16 | 浙江工业大学 | Suspension polishing machining gap detecting method |
CN207366196U (en) * | 2017-11-07 | 2018-05-15 | 四川奥特附件维修有限责任公司 | It is a kind of can just counter regulation rotor dynamic radial loading device |
-
2017
- 2017-11-07 CN CN201711087120.XA patent/CN107643177A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB736038A (en) * | 1953-03-05 | 1955-08-31 | Heenan & Froude Ltd | Improvements in hydraulic dynamometers and brakes |
CN101750186A (en) * | 2010-01-22 | 2010-06-23 | 大连理工大学 | Layout method for calibrating and loading bench of adjustable dynamometer and layout device therefor |
CN202305316U (en) * | 2011-10-18 | 2012-07-04 | 四川奥特附件维修有限责任公司 | Loading device of bearing support |
CN105397639A (en) * | 2015-12-09 | 2016-03-16 | 浙江工业大学 | Suspension polishing machining gap detecting method |
CN207366196U (en) * | 2017-11-07 | 2018-05-15 | 四川奥特附件维修有限责任公司 | It is a kind of can just counter regulation rotor dynamic radial loading device |
Non-Patent Citations (1)
Title |
---|
岑阿毛: "《输配电线路施工技术大全 下》", 31 January 2004, 云南科学技术出版社, pages: 841 * |
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