CN206627278U - A kind of mechanical torque load simulating device - Google Patents
A kind of mechanical torque load simulating device Download PDFInfo
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- CN206627278U CN206627278U CN201720374183.2U CN201720374183U CN206627278U CN 206627278 U CN206627278 U CN 206627278U CN 201720374183 U CN201720374183 U CN 201720374183U CN 206627278 U CN206627278 U CN 206627278U
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- coupling shaft
- friction disk
- flexible member
- pressure
- bearing pad
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Abstract
Mechanical torque load simulating device of the present utility model, including static friction disk, dynamic friction disk, first pressure-bearing pad, flexible member, second pressure-bearing pad, lock washer pair, locking nut and Coupling Shaft, Coupling Shaft is connected with dynamic friction disk, dynamic friction disk is in contact with fixed static friction disk, dynamic friction disk is in contact with the first pressure-bearing pad being sleeved in Coupling Shaft, flexible member is sleeved in Coupling Shaft and coaxial with Coupling Shaft, flexible member is in contact with the first pressure-bearing pad and the second pressure-bearing pad, flexible member is the elastic component that the deformation of Coupling Shaft axial direction is only taken place along when applying the power along Coupling Shaft axial direction.The lock washer in Coupling Shaft is sleeved on to being configured to the locking of locking nut, Coupling Shaft is provided with from the key that switching shaft body extends radially outwardly along Coupling Shaft and the hub bore on dynamic friction disk and cooperated, Coupling Shaft one end is provided with thread segment, and Coupling Shaft is provided with hexagonal articulation hole close to the end of thread segment.
Description
Technical field
A kind of torque loads analogue means is the utility model is related to, is filled more particularly to a kind of mechanical torque load simulation
Put.
Background technology
Semi physical matter emulation plays an important role in industrial circle at present, and line load analogue means is semi physical reality
Important device used in thing emulation, for the dynamic load(loading) required by half simulation carrying object in kind.Due to mechanical
Torque loads analogue means has the advantages that simple in construction, loading accuracy is high, and generally the carrying object for bearing torque load is entered
During row loading, mechanical torque load simulating device can be used, the dynamic load(loading) required by object is carried for simulation.Existing skill
A kind of adjustable load simulator of moment of torsion is disclosed in art, the simulator clamps rotating shaft by two groups of friction plates being oppositely arranged
The flank of extension, the multigroup locating rod for being set with elastic component apply not to lock two groups of friction plates so as to realize to carrying object
Same torque load, by tightening up the elastic component in locating rod during its work, the reaction force of elastic component promotes friction plate compressing to turn
Axle produces frictional force, and the size that Shaft Torque loads is adjusted by controlling the tightening force of elastic component.Have a disadvantage in that and be difficult to together
When ensure that frictional force caused by multigroup elastic component is identical, cause moment of friction in loading procedure uneven；And in the prior art
Locating rod two groups of friction plates and rotating shaft flank are coupled by screw thread, when screw thread occur from loosen when can cause frictional force
Square also correspondingly changes therewith.Therefore, the adjustable load simulator of the moment of torsion can not be effectively ensured in loading procedure
Moment of torsion it is constant.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of mechanical torque load simulating device, its
Turned round during defect present in prior art can be solved so that it is guaranteed that being loaded to the carrying object for bearing torque load
Square is constant, finally simulates the torque load required for carrying object.
To achieve the above object, technical scheme is used by the utility model：
A kind of mechanical torque load simulating device, including static friction disk, dynamic friction disk, the first pressure-bearing pad, elasticity member
Part, the second pressure-bearing pad, lock washer are to, locking nut and Coupling Shaft, wherein the Coupling Shaft is connected with dynamic friction disk, institute
Stating dynamic friction disk has first surface and second surface, and the static friction disk has first surface and second surface, and described move is rubbed
The second surface for wiping disk is in contact with the first surface of fixed static friction disk, the first surface and set of the dynamic friction disk
The first pressure-bearing pad in Coupling Shaft is in contact.
The flexible member is sleeved in Coupling Shaft, and the flexible member and Coupling Shaft are coaxial, the flexible member
Lower surface contacts with the first pressure-bearing pad being sleeved in Coupling Shaft, and the upper surface of the flexible member is with being sleeved on switching
The second pressure-bearing pad contact on axle, the flexible member are only to occur when applying the power along Coupling Shaft axial direction
The elastic component deformed along the Coupling Shaft axial direction.
Preferably, the flexible member includes Part I and Part II, Part I and the Part II difference
It is sleeved in Coupling Shaft, and the flexible member and Coupling Shaft are coaxial, the lower surface of the Part II of the flexible member and institute
The first pressure-bearing pad is stated to be in contact, the upper surface of the Part I of the flexible member and be sleeved in Coupling Shaft described second
Pressure-bearing pad is in contact, and the flexible member is only to take place along the switching when applying the power along Coupling Shaft axial direction
The elastic component of axle axial direction deformation.
The lock washer in the Coupling Shaft is sleeved on to including Part I and Part II, the lock washer
To the lower surface of Part II be in contact with the second pressure-bearing pad, the lock washer to the upper surface of Part I with it is described
The lower surface of locking nut is in contact.
The Coupling Shaft is configured to be connected with the output shaft of the carrying object.
The Coupling Shaft is provided with from the key that is extended radially outwardly along the Coupling Shaft of switching shaft body, described turn
Spindle one end is provided with thread segment, and the Coupling Shaft is provided with hexagonal articulation hole close to the end of thread segment.
It is provided with the dynamic friction disk and matches with the key to be extended radially outwardly in switching shaft body along the Coupling Shaft
The hub bore of conjunction, the hub bore and the Coupling Shaft are coaxial.
The static friction disk is provided with the through hole for being used for accommodating Coupling Shaft.
Preferably, the first screw hole is provided with the static friction disk, first screw hole is used for the static friction
Disk is fixed in fixed support.
Preferably, the number of first screw hole is 3-6.
Preferably, first screw hole is the counter sink being equidistantly arranged symmetrically.
Preferably, the mechanical torque load simulating device includes at least one pair of flexible member.
Preferably, the flexible member is at least one set of disc spring pair.
Preferably, the lock washer is at least one set of Wedged packing ring, and the washer inner surface is wedge shaped, and outer surface is
Radial sawtooth.
Preferably, the end face of close thread segment one end of the Coupling Shaft is provided with interior hexagonal articulation hole, and it is configured to join
Connect torductor measure bearing torque.
Preferably, the Coupling Shaft is arranged to outer-hexagonal header structure close to the end face of thread segment one end.
Compared with prior art, mechanical torque load simulating device in the utility model has the beneficial effect that：
Promote flexible member to produce elastic deformation by adjusting lock nut, promote dynamic friction disk compressing static friction disk to produce
Frictional force, Coupling Shaft bear moment of friction caused by dynamic friction disk and the coupling of static friction disk when rotating.By controlling elasticity member
The deflection of part can change the size of moment of friction so as to adjust the loading moment for the carrying object being connected with Coupling Shaft.This practicality
Torque loads analogue means in new is simple in construction, versatile, can control load by increasing and decreasing the number of flexible member
The range ability of torque, deformation of elastic element direction and the Coupling Shaft of setting can coaxially ensure frictional force caused by elastic deformation
Square is uniformly without unbalance loading；In addition, torque loads analogue means in the utility model using lock washer to preventing locking nut
Loosening trend, the problem of which obviating due to nut loosening and cause moment of friction to change, can ensure to bear in loading procedure
Carry constant torque.
Brief description of the drawings
Fig. 1 is the structural representation according to mechanical torque load simulating device of the present utility model.
Fig. 2 is the front view according to the exploded perspective view of mechanical torque load simulating device of the present utility model.
Fig. 3 is according to the oblique of the explosive view of the structural representation of mechanical torque load simulating device of the present utility model
View.
Fig. 4 is the structural representation according to static friction disk in mechanical torque load simulating device of the present utility model.
Fig. 5 is the structural representation according to dynamic friction disk in mechanical torque load simulating device of the present utility model.
Fig. 6 is the structural representation according to Coupling Shaft in mechanical torque load simulating device of the present utility model.
Embodiment
Describe exemplary embodiment, feature and the aspect of the present invention in detail below with reference to accompanying drawing.Identical is attached in accompanying drawing
Icon note represents the same or analogous element of function.Although the various aspects of embodiment are shown in the drawings, unless special
Do not point out, it is not necessary to accompanying drawing drawn to scale.
Mechanical torque load simulating device as shown in Figures 1 to 3, it includes static friction disk 1, dynamic friction disk 2, first held
Pressure pad piece 3, flexible member 4, the second pressure-bearing pad 5, lock washer to 6, locking nut 7 and Coupling Shaft 8, wherein Coupling Shaft 8 with
Dynamic friction disk 2 is connected, and dynamic friction disk 2 has first surface 21 and second surface 22, and static friction disk 1 has the He of first surface 11
Second surface 12, the second surface 22 of dynamic friction disk 2 are in contact with the first surface 11 of fixed static friction disk 1, dynamic to rub
The first surface 21 for wiping disk 2 is in contact with the first pressure-bearing pad 3 being sleeved in Coupling Shaft 8.The flexible member 4 includes first
Part 41 and Part II 42, the Part I 41 of flexible member and the Part II 42 of flexible member are set in Coupling Shaft
On 8, and the flexible member 4 and Coupling Shaft 8 are coaxial, the lower surface of the Part II 42 of flexible member and the first pressure-bearing pad 3
It is in contact, the upper surface of the Part I 41 of flexible member connects with the second pressure-bearing pad 5 being sleeved in Coupling Shaft 8
Touch, flexible member 4 is only to take place along the Coupling Shaft axial direction when applying the power along Coupling Shaft axial direction to deform
Elastic component.The lock washer being sleeved in Coupling Shaft 8 includes Part I 61 and Part II 62, the lock washer to 6
The lower surface of 6 Part II 62 is in contact with the second pressure-bearing pad 5, lock washer to the upper surfaces of 6 Part I 61 with
The lower surface of locking nut 7 is in contact.
Coupling Shaft 8 is configured to be connected with carrying the output shaft of object.
The key 81 to be extended radially outwardly from the body of Coupling Shaft 8 along Coupling Shaft, the one end of Coupling Shaft 8 are provided with Coupling Shaft 8
Thread segment is provided with, Coupling Shaft 8 is provided with the connection of connection torductor measure bearing torque close to the end of thread segment
Structure.
It is provided with dynamic friction disk 2 and is engaged with the key to be extended radially outwardly on the body of Coupling Shaft 8 along the Coupling Shaft
For accommodating the hub bore 24 of key 81, the hub bore 24 and Coupling Shaft 8 are coaxial.
Static friction disk 1 is provided with the first through hole 13 for accommodating Coupling Shaft 8.
The first screw hole 14 is provided with static friction disk 1, the hole of the first screw 14 is used to fix on the static friction disk
Onto fixed support (not shown).
Preferably, the flexible member is by only being produced after pressure caused by locking nut along the Coupling Shaft axle
The elastic component of deformation to direction, for example, disc spring pair.
Preferably, the spline number to be extended radially outwardly in shaft body of transferring along Coupling Shaft is 6.
During assembling, 6 groups of keyways 25 of the external splines 81 and the central bore 24 of dynamic friction disk 2 of Coupling Shaft 8 are connected.Dynamic friction
The second surface 22 of disk 2 is in contact with the first surface 11 of static friction disk 1, and locking nut 7 promotes the disc spring being set with Coupling Shaft 8
Elastic deformation is produced to 4, the reaction force of deformation promotes the second surface 22 of dynamic friction disk 2 to oppress the first table of static friction disk 1
Face 11.Coupling Shaft 8 couples with carrying the output shaft (not shown) of object.When carrying the output shaft rotation of object, switching is driven
Axle 8 and associated dynamic friction disk 2 produce rotation, relative motion are produced between dynamic friction disk 2 and static friction disk, formation rubs
Torque is wiped it is achieved thereby that the torque loads that simulation carrying object is born.
Preferably, the first screw hole 14 set on the first surface 11 of static friction disk 1 is heavy for what is be equidistantly arranged symmetrically
Head bore, it is configured to screw and locks static friction disk 1 motionless, and the counter sink can guarantee that head of screw position after screw-driving
Under the first surface 11 of static friction disk 1, avoid producing interference to dynamic friction disk 2.
Preferably, flexible member 4 is at least one set of disc spring pair, and the quantity of disc spring pair can be turned round according to the load of required simulation
The range of square is matched, wherein every group of disc spring two disk spring symmetrical serials to can be made up of.
Preferably, disc spring should ensure that good alignment to 4 endoporus and the axis body of Coupling Shaft 8.
Preferably, the material of static friction disk 1 and dynamic friction disk 2 is polyurethane, can increase static friction disk 1 and dynamic friction disk 2
Wearability.Static friction disk 1 and dynamic friction disk 2 can also select other high-abrasive materials such as metal.In use, the dynamic friction disk
Identical material is selected so that it is guaranteed that dynamic friction disk is identical with the coefficient of friction of static friction disk with static friction disk.
Preferably, lock washer 4 is a pair of Wedged packing rings being pre-installed, and the washer inner surface is wedge shaped, outer surface
Reach locking using the tension force between two packing rings for radial sawtooth, during work and make tight double effectses, so that it is guaranteed that lock
Tight nut 7 does not loosen,.
Preferably, the end face of close thread segment one end of Coupling Shaft 8 is provided with interior hexagonal articulation hole to couple torque measurement
Instrument is used for determining bearing torque.
Preferably, Coupling Shaft 8 can be configured as the first-class other structures of outer-hexagonal close to the end face of thread segment one end.
The maximum range N of the torque loads analogue means can be calculated according to following empirical equations：
Wherein, K is the coefficient of friction of dynamic friction disk and static friction disk, and G is the modulus of elasticity of disc spring pair, and R is frictional disk
Radius, x are maximum deformation quantity of the disc spring to permission.
Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than
It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art
It should be understood that：It can still modify to the technical scheme described in previous embodiment, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is departed from the utility model
The scope of each embodiment technical scheme.
Claims (10)
- A kind of 1. mechanical torque load simulating device, it is characterised in that：Including static friction disk, dynamic friction disk, the first pressure-bearing pad Piece, flexible member, the second pressure-bearing pad, lock washer to, locking nut and Coupling Shaft,The dynamic friction disk has first surface and second surface, and the static friction disk has first surface and second surface, institute The second surface for stating dynamic friction disk is in contact with the first surface of fixed static friction disk, the first table of the dynamic friction disk Face is in contact with the first pressure-bearing pad being sleeved in Coupling Shaft；The flexible member is sleeved in Coupling Shaft, and the flexible member and Coupling Shaft are coaxial, the following table of the flexible member Face contacts with the first pressure-bearing pad being sleeved in Coupling Shaft, and the upper surface of the flexible member is with being sleeved in Coupling Shaft The second pressure-bearing pad contact, the flexible member be when apply along the Coupling Shaft axial direction power when only take place along The elastic component of the Coupling Shaft axial direction deformation；The lock washer in the Coupling Shaft is sleeved on to including Part I and Part II, the lock washer pair The lower surface of Part II is in contact with the second pressure-bearing pad, upper surface and the locking of the lock washer to Part I The lower surface of nut is in contact；The Coupling Shaft is provided with the key to be extended radially outwardly from the switching shaft body along the Coupling Shaft, and it is configured to It is connected with the dynamic friction disk, described Coupling Shaft one end is provided with thread segment, and the Coupling Shaft is close to the end of thread segment It is provided with the draw bail of connection torductor measure bearing torque；It is provided with what is be engaged with the key to be extended radially outwardly in switching shaft body along the Coupling Shaft on the dynamic friction disk Hub bore, the hub bore and the Coupling Shaft are coaxial；AndThe static friction disk is provided with the through hole for being used for accommodating Coupling Shaft.
- 2. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：It is provided with the static friction disk First screw hole, first screw hole are used to the static friction disk being fixed to fixed support.
- 3. mechanical torque load simulating device as claimed in claim 2, it is characterised in that：The number of first screw hole For 3-6.
- 4. mechanical torque load simulating device as claimed in claim 2, it is characterised in that：First screw hole is between waiting Away from the counter sink being arranged symmetrically.
- 5. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The flexible member includes first Part and Part II, the Part I and Part II are set in Coupling Shaft, and the flexible member and switching Axle is coaxial, and the lower surface of the Part II of the flexible member is in contact with the first pressure-bearing pad, the flexible member The upper surface of Part I is in contact with the second pressure-bearing pad being sleeved in Coupling Shaft, and the flexible member is when application The elastic component of the Coupling Shaft axial direction deformation is only taken place along during along the axial power of the Coupling Shaft.
- 6. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The mechanical torque loads mould Intending device includes at least one pair of flexible member.
- 7. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The flexible member is at least one Group disc spring pair.
- 8. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The lock washer is at least one Group Wedged packing ring, the washer inner surface is wedge shaped, and outer surface is radial sawtooth.
- 9. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The close screw thread of the Coupling Shaft Duan Yiduan end face is provided with interior hexagonal articulation hole, and it is configured to couple torductor measure bearing torque.
- 10. mechanical torque load simulating device as claimed in claim 1, it is characterised in that：The Coupling Shaft is close to screw thread Duan Yiduan end face is arranged to outer-hexagonal header structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720374183.2U CN206627278U (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical torque load simulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720374183.2U CN206627278U (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical torque load simulating device |
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| Publication Number | Publication Date |
|---|---|
| CN206627278U true CN206627278U (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720374183.2U Active CN206627278U (en) | 2017-04-11 | 2017-04-11 | A kind of mechanical torque load simulating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840646A (en) * | 2017-04-11 | 2017-06-13 | 中国航空综合技术研究所 | A kind of mechanical torque load simulating device |
| CN110567689A (en) * | 2019-05-22 | 2019-12-13 | 四川航天神坤科技有限公司 | High-frequency energy-saving friction load simulation device |
| CN111069186A (en) * | 2019-12-19 | 2020-04-28 | 航天信息股份有限公司 | Unwinding mechanism and cleaning device |
-
2017
- 2017-04-11 CN CN201720374183.2U patent/CN206627278U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840646A (en) * | 2017-04-11 | 2017-06-13 | 中国航空综合技术研究所 | A kind of mechanical torque load simulating device |
| CN106840646B (en) * | 2017-04-11 | 2023-09-05 | 中国航空综合技术研究所 | Mechanical torque load simulation device |
| CN110567689A (en) * | 2019-05-22 | 2019-12-13 | 四川航天神坤科技有限公司 | High-frequency energy-saving friction load simulation device |
| CN110567689B (en) * | 2019-05-22 | 2021-06-15 | 四川航天神坤科技有限公司 | High-frequency energy-saving friction load simulation device |
| CN111069186A (en) * | 2019-12-19 | 2020-04-28 | 航天信息股份有限公司 | Unwinding mechanism and cleaning device |
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