CN105619319B - Wind-tunnel balance tapered sleeve provision for disengagement - Google Patents
Wind-tunnel balance tapered sleeve provision for disengagement Download PDFInfo
- Publication number
- CN105619319B CN105619319B CN201510975743.5A CN201510975743A CN105619319B CN 105619319 B CN105619319 B CN 105619319B CN 201510975743 A CN201510975743 A CN 201510975743A CN 105619319 B CN105619319 B CN 105619319B
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- China
- Prior art keywords
- base
- tapered sleeve
- wind
- tie down
- disengagement
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
Abstract
The present invention relates to be machined accessory technical field, a kind of wind-tunnel balance tapered sleeve provision for disengagement is specifically disclosed, it is characterised in that the wind-tunnel balance tapered sleeve provision for disengagement includes：Base, center is provided with through hole；At least two dismantle arms, and one end of dismounting arm is hinged with the base, and the other end is provided with the grasping paw of relative bending, and dismounting arm is evenly arranged in the circumference of the base；Bearing, its inner ring is connected with the base engagement, outer ring with locking nut, and locking nut center is provided with screw；The center screw of tie down screw, its centre bore for passing through the base and the locking nut, and one end of tie down screw is fixed with rotation hand wheel, the other end is fixed with the inner ring of small bearing；Support base, is fixed on the outer ring of small bearing, and projection is provided with one end, and the center of projection is provided with screwed hole.Compact conformation of the present invention, hand-held convenience, rapid operation, removal efficiency is high, and balance will not be caused during dismounting balance tapered sleeve damage.
Description
Technical field
The present invention relates to be machined accessory technical field, more particularly to a kind of wind-tunnel balance tapered sleeve provision for disengagement, with suitable
The occasion of additional injury is not produced for dismantling tapered sleeve process.
Background technology
During wind tunnel balance calibration, usually there is balance inner cone size and the inconsistent phenomenon of loading head inner cone size,
Now, the two is closely linked together using transition balance tapered sleeve often.Cone cooperation both can guarantee that good location, can make again
Associated components coordinate tight, but exactly because also cone coordinates the characteristics of having such so that balance tapered sleeve is special in dismounting
Difficulty, and balance is very accurate measuring cell, is most important dynamometry part, the precision of balance in wind tunnel test
The accuracy of measurement data is directly affected, therefore, balance allows to be subject to any damage in a calibration process, not.
At present, it is main balance tapered sleeve is unloaded from balance using the method manually beaten.This method is simple and crude, behaviour
Make efficiency low, it is often more important that, during beaing, can cause that very big impact, especially range be smaller to balance, sensitivity compared with
Balance high, excessive impulsive force can even exceed its design range, have a strong impact on the service life of balance.
It is easy to operate in view of foregoing description, it would be highly desirable to have a kind of simple convenient, and to the undamaged balance tapered sleeve dismounting of balance
Device.
The content of the invention
It is an advantage of the invention to provide a kind of wind-tunnel balance tapered sleeve provision for disengagement, bored with suitable for dismounting balance
Set process does not produce the occasion of additional injury；
It is a further object of the invention to provide a kind of wind-tunnel balance cone suitable for dismantling Multiple Type balance tapered sleeve
Set provision for disengagement, has the boss of screwed hole due to setting center so that the present invention is suitable for the dismounting of all wind-tunnel balance tapered sleeves
The need for.
To achieve these goals with some other purposes, the technical scheme that the present invention is provided is：
A kind of wind-tunnel balance tapered sleeve provision for disengagement, it is characterised in that the wind-tunnel balance tapered sleeve provision for disengagement includes：
It is that the wind-tunnel balance tapered sleeve provision for disengagement includes：
Base；
At least two dismounting arms, it is evenly distributed in the circumference of the base, and described at least two dismantle the one of arm
The one end respectively with the base is held to be hinged, the other end is provided with the grip part of relative bending；And
Tie down screw, it is set along the base that axially penetrates through of the base, and a part for the tie down screw exists
Moved reciprocatingly along the axial direction of base in space between at least two dismountings arm.
Preferably, wherein, the grip part with it is described dismounting arm the other end be hinged.
Preferably, wherein, also include：
Locking nut, it is the circular staving that one end is provided with an opening, and the other end of the base is from the round tank
The opening of body is embedded to be arranged in the round tank body, and the other end of the base does not connect with the bottom of the circular staving
Touch；And
First screwed hole, its bottom centre for being arranged on the circular staving, the threaded portion of the tie down screw and institute
State the threaded connection of the first screwed hole, central through hole of the tie down screw through the base.
Preferably, wherein, also include；
Handwheel, its pivot is fixedly connected setting with one end of the tie down screw.Preferably, wherein, also include：
First angular contact ball bearing：Its inner ring and the base engagement, the outer ring of the first angular contact ball bearing and the lock
The inner tube wall of tight nut coordinates；
First baffle, it is fixedly installed at the opening of the locking nut, and the part plate face of the first baffle with
A part for one periphery of first angular contact ball bearing is abutted；And
The part plate face of second baffle, its bottom for being fixedly installed on the base, and the second baffle and described
A part for another periphery of one angular contact ball bearing is abutted.
Preferably, wherein, also include：
Support base, it is arranged on described tie down screw one end, and as the reciprocating motion of tie down screw is to close or remote
Moved from the direction of wind-tunnel balance tapered sleeve；And
Boss, the side of its close described wind-tunnel balance tapered sleeve for being arranged on the support base.
Preferably, wherein, the boss is a cylinder, and the height and diameter of the boss are respectively less than 10mm；
Preferably, wherein, also include：
Second angular contact ball bearing：The one end fits of its inner ring and the tie down screw, the second angular contact ball bearing it is outer
Circle coordinates with the support base.
Preferably, wherein, also include：Second screwed hole, its center for being arranged on the boss.
Preferably, wherein, dismounting arm is three, and three dismounting arms are evenly arranged in the circumferencial direction of the base
On, it is hinged with the base.
The beneficial effects of the invention are as follows：
Grip part is mainly used in blocking balance tapered sleeve, using hinge between grip part and dismounting arm and dismounting arm and base
Connect, with two frees degree, so that grip part can keep horizontality, can securely block various sizes of balance cone
Set, adapts it to scope bigger；
Base is main body, is played a supportive role, while connected by the first angular contact ball bearing between base and locking nut,
So that torque can not be transmitted therebetween；
Connected by the second angular contact ball bearing between support base and tie down screw, mutually rotated therebetween, rotation lock
The torque of tight screw rod is not transferred on support base；
When the displacement of support base is not readily accessible to balance front end, can pacify at second screwed hole at boss center
One is filled compared with long spiro nail, balance front end can be touched；
Application worm drive principle between tie down screw and locking nut, when nut is fixed, tie down screw does and rotates simultaneously
Motion and axial movement.
In sum, compact conformation of the present invention, hand-held convenience, rapid operation, removal efficiency is high.
Brief description of the drawings
Fig. 1 is the partial cross structural representation of wind-tunnel balance tapered sleeve provision for disengagement of the present invention；
Fig. 2 is using a kind of operation structure of balance tapered sleeve of dismounting of wind-tunnel balance tapered sleeve provision for disengagement of the present invention
Schematic diagram；
Fig. 3 is the operation knot using another balance tapered sleeve of dismounting of wind-tunnel balance tapered sleeve provision for disengagement of the present invention
Structure schematic diagram.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As shown in figure 1, a kind of implementation of the invention is, a kind of wind-tunnel balance tapered sleeve provision for disengagement, it is characterised in that
The wind-tunnel balance tapered sleeve provision for disengagement includes：
Base 5；
At least two dismounting arms 2, its is corresponding to be arranged on the axial direction of the base, and it is described at least
One end respectively with the base of one end of two dismounting arms is hinged, and the other end is provided with the grip part of relative bending
1；And tie down screw 10, it is set along the base that axially penetrates through of the base, and a part for the tie down screw exists
Moved reciprocatingly along the axial direction of base in space between at least two dismountings arm.
In such scheme, the grip part that relative bending is set relative can be fastened on the big end of balance tapered sleeve, locking screw
One end respect thereto of bar is moved to the small end of balance tapered sleeve, and the middle part hole of the small end from balance tapered sleeve withstands balance inner cone
Front end, now, then tie down screw is moved to the big extreme direction of tapered sleeve, shorten grip part front end and one end of tie down screw away from
From to cause that tapered sleeve is subject to the pulling force of grip part to act on, its level being taken off from the inner cone of balance, not to the tapered sleeve of balance
Any damage is caused with day flat structure, and it is easy to operate, greatly shorten the time for changing balance tapered sleeve.Dismounting arm can be according to need
Two, three or multiple are set.
In one embodiment, the grip part is hinged with the other end of the dismounting arm.
In such scheme, grip part is hinged with the other end of the dismounting arm, dismantles one end and with base of arm
End is hinged so that has two frees degree in its overall structure, can dismantle various sizes of balance tapered sleeve, applied widely.
In one embodiment, also include：
Locking nut 9, it is the circular staving that one end is provided with an opening, and the other end of the base is from the round tank
The opening of body is embedded to be arranged in the round tank body, and the other end of the base does not connect with the bottom of the circular staving
Touch；And
First screwed hole, its bottom for being arranged on the circular staving, first described in the threaded portion of the tie down screw
Screwed hole is threadedly coupled, central through hole of the tie down screw through the base.
Preferably, wherein, also include；
Handwheel 11, its pivot is fixedly connected setting with one end of the tie down screw.
In such scheme, handwheel is used for convenient grasping and rotational lock screw rod, rotates its respect thereto.
In one embodiment, also include：
First angular contact ball bearing 7：Its inner ring and the base engagement, outer ring is matched somebody with somebody with the inner tube wall of the locking nut
Close；First baffle 6, it is fixedly installed at the opening of the locking nut, and the part plate face of the first baffle with it is described
A part for one periphery of the first angular contact ball bearing is abutted；And
The part plate face of second baffle 8, its bottom for being fixedly installed on the base, and the second baffle and described
A part for another periphery of one angular contact ball bearing is abutted.
In such scheme, connected by the first angular contact ball bearing between base and locking nut, be applied to locking screw
Torque on mother is not transferred on base.
In one embodiment, also include：
Support base 3, it is arranged on described tie down screw one end, and as the reciprocating motion of tie down screw is to close or remote
Moved from the direction of wind-tunnel balance tapered sleeve；And
Boss, the side of its close described wind-tunnel balance tapered sleeve for being arranged on the support base.
In such scheme, connected by bearing between support base and tie down screw, be applied to the torque on tie down screw
It is not transferred on support base
In one embodiment, the boss is a cylinder, and the height and diameter of the boss are respectively less than 10mm；
In one embodiment, also include：
Second angular contact ball bearing 4：The one end fits of its inner ring and the tie down screw, outer ring is matched somebody with somebody with the support base
Close.
In such scheme, connected by the second angular contact ball bearing between support base and tie down screw, be applied to locking
Torque on screw rod is not transferred on support base
In one embodiment, also include：Screwed hole, its center for being arranged on the boss.
In such scheme, the center of boss is provided with screwed hole, for attachment screw, day is not readily accessible to solve boss
The situation of flat front end, as shown in Fig. 2 when dismounting outside diameter is 12mm, tapered sleeve 1:During 5 balance tapered sleeve 12, tie down screw to
The ultimate range for moving left, it is impossible to make its front end be contacted with balance inner cone, therefore, one piece of screw is screwed in the second screwed hole,
Dismounting needs can then be met.
In one embodiment, dismounting arm is three, and three dismounting arms are equal with the pin joint of one end of the base
Even distribution.
In such scheme, grip part 1 is mainly used in blocking balance tapered sleeve, grip part 1 and dismounting arm 2 and dismounting arm 2
Using being hinged between base 5, with two frees degree, so that grip part 1 can keep horizontality, can block securely
Firmly various sizes of balance tapered sleeve, adapts it to scope bigger；Base 5 is main body, is played a supportive role, while base 5 and locking
Connected by the first angular contact ball bearing 7 between nut 9 so that torque can not be transmitted therebetween；Support base 3 and tie down screw
It is also to be connected by the second angular contact ball bearing 4 between 10, mutually rotates therebetween, the torque of rotational lock screw rod 10 will not
It is delivered on support base 3,3 meetings of support base axially move with tie down screw 10, when support base 3 touches balance front end
When, do not have torque naturally and be applied on balance, additionally, the effect of the second screwed hole at center be：When the movement of support base 3
When distance is not readily accessible to balance front end, one can be installed at the second screwed hole compared with long spiro nail, day can be touched
Flat front end；Application worm drive principle between tie down screw 10 and locking nut 9, when locking nut is fixed, tie down screw does and revolves
Transhipment is dynamic and is axially moved.
As shown in figure 3, being 24mm using present invention dismounting outside diameter, taper is 1：The process of 10 balance tapered sleeve 13.
When using, grip part 1 is snapped into the large end face of balance tapered sleeve first, then along balance axial tightening, locking screw is held on the other hand
Female 9, keep it to maintain static, proficiency rotation hand wheel 11, handwheel 11 is fixed together with tie down screw 10, the mistake of rotation hand wheel
Journey, is rotational lock screw rod.According to worm drive principle, when locking nut is fixed, while rotational lock screw rod, locking
Screw rod can be moved in the axial direction；When locking nut is circumferentially fixed, during tie down screw axial restraint, rotational lock screw rod, locking screw
Mother moves in the axial direction.Therefore, during rotation hand wheel 11, because proficiency fixes locking nut 9, it is rotated, work as support
Seat 3 front ends not with balance before end in contact when, tie down screw 10 rotates and moves in the axial direction, after end in contact before with balance, after
Continuous rotational lock screw rod 10, tie down screw can give 9 one very big axial forces of locking nut, direction and the tie down screw direction of motion
Conversely, locking nut 9 is connected with base 5, grip part 1 is connected by dismantling arm 2 with base 5, and so, axial force is transferred to grab
Hold in portion 1, it is achieved thereby that conversion of the turning moment to axial force.Rotation hand wheel 11, will produce very big axial force, finally
Balance tapered sleeve is directly unloaded down from balance.Locking nut 9 is connected with base 5 by the first angular contact ball bearing 7, whole rotation
Journey is turned over, by the additional moment that the rotation of tie down screw 10 brings locking nut 9 can not be delivered on base 5, naturally also
It is not transferred on balance, but is offset by the torque that hand is applied on locking nut 9 completely；When support base 3 touches day
Behind flat front end, due to being connected by the second angular contact ball bearing 4 between support base 3 and tie down screw 10, continue rotational lock spiral shell
Bar 10, support base 3 will be tightly pressed on the front end face of balance, will not be moved in the axial direction, and will not also be rotated, tie down screw
10 torques for rotating can only cause the relative rotation of the Internal and external cycle of bearing 4, there will not be torque and be delivered on balance.Therefore, entirely
Unloading process, will not produce any torque on balance, and balance is not damaged.
In sum, the wind-tunnel balance tapered sleeve provision for disengagement compact conformation that the present invention is provided, hand-held convenience, rapid operation,
Removal efficiency is high.
Although embodiment of the present invention is disclosed as above, it is not restricted to listed in specification and implementation method
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (8)
1. wind-tunnel balance tapered sleeve provision for disengagement, it is characterised in that including：
Base；
At least two dismounting arms, it is evenly distributed in the circumference of the base, and one end of at least two dismountings arm is divided
One end not with the base is hinged, and the other end is provided with the grip part of relative bending；
Tie down screw, it is set along the base that axially penetrates through of the base, and a part for the tie down screw exists
Moved reciprocatingly along the axial direction of base in space between at least two dismountings arm；
Locking nut, it is the circular staving that one end is provided with an opening, and the other end of the base is from the circular staving
Opening is embedded to be arranged in the round tank body, and the other end of the base is not contacted with the bottom of the circular staving；
First screwed hole, its bottom for being arranged on the circular staving, the threaded portion of the tie down screw and first spiral shell
Pit is threadedly coupled, centre bore of the tie down screw also cross the base；
First angular contact ball bearing：Its inner ring and the base engagement, outer ring coordinate with the inner tube wall of the locking nut；First
Baffle plate, it is fixedly installed at the opening of the locking nut, and the part plate face of the first baffle and first corner connection
The part for touching a periphery of ball bearing is abutted；And
The part plate face of second baffle, its bottom for being fixedly installed on the base, and the second baffle with described first jiao
A part for another periphery of contact ball bearing is abutted.
2. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 1, it is characterised in that the grip part and the dismounting arm
The other end be hinged.
3. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 1, it is characterised in that also include；
Handwheel, its pivot is fixedly connected setting with one end of the tie down screw.
4. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 1, it is characterised in that also include：
Support base, it is arranged on described tie down screw one end, and with tie down screw reciprocating motion near or away from wind
The direction motion of the flat tapered sleeve of cave heaven；And
Boss, the side of its close described wind-tunnel balance tapered sleeve for being arranged on the support base.
5. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 4, it is characterised in that the boss is a cylinder, and
The height and diameter of the boss are respectively less than 10mm.
6. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 4, it is characterised in that also include：
Second angular contact ball bearing：The one end fits of its inner ring and the tie down screw, second angular contact ball bearing it is outer
Circle coordinates with the support base.
7. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 4, it is characterised in that also include：
Second screwed hole, its center for being arranged on the boss.
8. wind-tunnel balance tapered sleeve provision for disengagement as claimed in claim 1, it is characterised in that dismounting arm is three, and three are torn open
Unload arm to be evenly arranged on the circumferencial direction of the base, be hinged with the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510975743.5A CN105619319B (en) | 2015-12-22 | 2015-12-22 | Wind-tunnel balance tapered sleeve provision for disengagement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510975743.5A CN105619319B (en) | 2015-12-22 | 2015-12-22 | Wind-tunnel balance tapered sleeve provision for disengagement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105619319A CN105619319A (en) | 2016-06-01 |
| CN105619319B true CN105619319B (en) | 2017-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510975743.5A Active CN105619319B (en) | 2015-12-22 | 2015-12-22 | Wind-tunnel balance tapered sleeve provision for disengagement |
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| Country | Link |
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| CN (1) | CN105619319B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607289A (en) * | 2017-09-29 | 2018-01-19 | 广东省建筑科学研究院集团股份有限公司 | Aerodynamic balance measuring device for bridge health test and diagnostics wind tunnel test |
| CN110666441A (en) * | 2018-07-03 | 2020-01-10 | 上海梅山钢铁股份有限公司 | Restoration and on-spot positioner of crooked section earmuff |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1401591A (en) * | 1973-01-10 | 1975-07-16 | Vickers Ltd | Devices for dividing a length of thermoplastic material in elongate form into pieces of shorter length |
| US5027681A (en) * | 1987-03-18 | 1991-07-02 | Hyvaerinen Mauno | Cutting and machining device for cylindrical bodies, especially tubes |
| CN201350619Y (en) * | 2009-01-06 | 2009-11-25 | 中国海洋石油总公司 | Device for installing and removing cartridge valve |
| CN202180446U (en) * | 2011-07-26 | 2012-04-04 | 中联重科股份有限公司 | Pin pulling device |
| CN104552142A (en) * | 2014-11-28 | 2015-04-29 | 南车青岛四方机车车辆股份有限公司 | Detaching tool for axle box cover of bogie |
-
2015
- 2015-12-22 CN CN201510975743.5A patent/CN105619319B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1401591A (en) * | 1973-01-10 | 1975-07-16 | Vickers Ltd | Devices for dividing a length of thermoplastic material in elongate form into pieces of shorter length |
| US5027681A (en) * | 1987-03-18 | 1991-07-02 | Hyvaerinen Mauno | Cutting and machining device for cylindrical bodies, especially tubes |
| CN201350619Y (en) * | 2009-01-06 | 2009-11-25 | 中国海洋石油总公司 | Device for installing and removing cartridge valve |
| CN202180446U (en) * | 2011-07-26 | 2012-04-04 | 中联重科股份有限公司 | Pin pulling device |
| CN104552142A (en) * | 2014-11-28 | 2015-04-29 | 南车青岛四方机车车辆股份有限公司 | Detaching tool for axle box cover of bogie |
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| Publication number | Publication date |
|---|---|
| CN105619319A (en) | 2016-06-01 |
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