CN208749866U - A kind of shape memory band-type brake ring - Google Patents
A kind of shape memory band-type brake ring Download PDFInfo
- Publication number
- CN208749866U CN208749866U CN201821209497.8U CN201821209497U CN208749866U CN 208749866 U CN208749866 U CN 208749866U CN 201821209497 U CN201821209497 U CN 201821209497U CN 208749866 U CN208749866 U CN 208749866U
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- China
- Prior art keywords
- band
- type brake
- ring
- brake ring
- shape memory
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Abstract
The utility model relates to machine tooling brake fields, more particularly, to a kind of shape memory band-type brake ring, including band-type brake ring, band-type brake sleeve and flow passage system；Band-type brake sleeve is equipped with the mounting hole for installing band-type brake ring, and the lateral wall of band-type brake sleeve is equipped with runner interface, and flow passage system is connected with runner interface；Band-type brake ring is made of shape memory alloy material, and the shape memory alloy material is easily-deformable under preset temperature, band-type brake ring is equipped with bulge loop and lock ring, and bulge loop is located at the one end of band-type brake ring, the other end of band-type brake ring is located in mounting hole, and bulge loop is resisted against on mounting hole；Lock ring is located at the middle part of band-type brake ring, and forms annular groove by band-type brake circumferential direction sunken inside, and the slot bottom of annular groove is thin-walled variant part, the hole wall formation closed space of annular groove and mounting hole, and closed space and runner orifice.The features such as this programme power transmission structure is compact, holds tightly and stablizes, and overall stiffness is promoted, durable.
Description
Technical field
The utility model relates to machine tooling braking technology fields, more particularly, to a kind of shape memory band-type brake ring.
Background technique
Currently, the pressure locking system of existing fluid moves transfer complex, structure between steerable system to brake
There are many part, and pin shaft, the pin hole of connecting elements are also very much, and after long-time service, pin shaft is mutually worn with pin hole, and gap increases, and influence
The sensitivity of movement.
Utility model content
The purpose of this utility model is to provide a kind of shape memory band-type brake rings, existing in the prior art at least to solve
One of technical problem.
To achieve the goals above, the utility model provides following technical scheme；
The shape memory band-type brake ring that the utility model first aspect provides, including band-type brake ring, band-type brake sleeve and flow passage system；
The mounting hole for installing the band-type brake ring, and the lateral wall of the band-type brake sleeve are provided on the band-type brake sleeve
On be provided with runner interface, the flow passage system is connected with the runner interface；
The band-type brake ring is made of shape memory alloy material, and the shape memory alloy material is variable under preset temperature
Shape is unlikely to deform at normal temperature, and preset temperature is lower than room temperature temperature, is provided with bulge loop and lock ring on the band-type brake ring, described convex
Ring is located at the one end of the band-type brake ring, and the other end of the band-type brake ring is located in the mounting hole, and the bulge loop is resisted against
The hole Yan Chu of the mounting hole；The middle part of the band-type brake ring is arranged in the lock ring, and is formed by the band-type brake circumferential direction sunken inside
Annular groove, the slot bottom of the annular groove is thin-walled variant part, and the annular groove and the thin-walled variant part form the lock ring,
The hole wall of the annular groove and the mounting hole forms closed space, and the closed space is connected with the runner interface.
The fluid of high pressure preset temperature passes through in the closed space that flow passage system is passed through, and then makes band-type brake circumferential under the action of high pressure
Contract, to achieve the purpose that hold speed reducer tightly, thus the purpose of real aobvious brake.
In the above-mentioned technical solutions, further, the two sides of the annular groove are provided with annular groove, the annular groove
Inside it is provided with sealing ring.
In any of the above-described technical solution, further, it is provided on the hole wall of the mounting hole and the sealing ring phase
Corresponding annular slotted.
In any of the above-described technical solution, further, the flow passage system includes brake preset temperature fluid hose, pressure
Adjuster and connector；
The brake preset temperature fluid hose is connected by the connector with the runner interface, the pressure regulator
It is arranged on the brake preset temperature fluid hose, the tune for the pressure to the fluid in the brake preset temperature fluid hose
Section.
In any of the above-described technical solution, further, the joint is connected with locking nut.
In any of the above-described technical solution, further, the thin-walled variant part with a thickness of 3mm-5mm.
In any of the above-described technical solution, further, the width of the thin-walled variant part is 5mm-15mm.
In any of the above-described technical solution, further, the preset temperature range is 0-15 DEG C.
In any of the above-described technical solution, further, the bulge loop and the band-type brake sleeve bolt.
On the basis of the above embodiments, the two sides of the annular groove are provided with annular groove, set in the annular groove
It is equipped with sealing ring.
Optionally, annular slotted corresponding with the sealing ring is provided on the hole wall of the mounting hole.
In this embodiment.By the setting of annular groove, sealing ring and annular slotted, closed space two sides are increased
Leakproofness, in addition, sealing ring may be selected rubber seal.
In an optional embodiment of above-described embodiment, the flow passage system includes brake preset temperature fluid
Pipe, pressure regulator and connector；
The brake preset temperature fluid hose is connected by the connector with the runner interface, the pressure regulator
It is arranged on the brake preset temperature fluid hose, the tune for the pressure to the fluid in the brake preset temperature fluid hose
Section.
Optionally, the joint is connected with locking nut.
In this embodiment, high pressure oil enters in closed space by brake preset temperature fluid hose, and can lead to
Excess pressure adjusting is monitored adjusting to the pressure of the fluid in it.
On the basis of any of the above-described embodiment, according to different situations, the thin-walled variant part with a thickness of
0.3mm-0.8mm, the width of the thin-walled variant part are 5mm-15mm.
It should be noted that the band-type brake ring is made of the integrated molding of deformable metal material.
On the basis of the above embodiment, the bulge loop and the band-type brake sleeve bolt.
Both in this embodiment, bulge loop is spirally connected again with band-type brake sleeve, be spirally connected easy to operate simple, while increasing
Between bonding strength.
The second aspect of the utility model provides a kind of design method of shape memory band-type brake ring, comprising:
Step a determines peak torque required for shape memory band-type brake ring；
T=9550P/n, P=F × V, V=π R × n/30；
P is power, and unit is kW, and n is revolving speed, and unit is rev/min r/min；Torque unit is Nm, torque W, torsion F,
Operating radius R, F=W/R, linear velocity V, unit are rev/min r/min；
Step b, the internal diameter R of band-type brake ring1Design；
R1=r+L, L=0.005mm-0.01mm, r for the positioning disk of band-type brake ring institute locking outer diameter；
Step c, the thickness h design of the thin-walled variant part of the lock ring of band-type brake ring；
H=H/10, H are the maximum gauges of lock ring；
The width of step d, the thin-walled variant part of the lock ring of band-type brake ring design for b；
B=B/2；B is the maximum width of band-type brake ring；
Step e encircles death situation state peak torque to band-type brake and examines.
1. checking band-type brake ring assemblies appearance and structure, record band-type brake ring number；
2. surface wipes are clean, 2 O-rings are loaded onto, 2 screws are locked into 2 hydraulic fluid ports of band-type brake sleeve, coat lubricating oil
And load onto band-type brake ring；Screw stamps sealant, and sleeve and band-type brake ring are locked；
3. being emptied and the pressure test for doing fluid ensuring band-type brake component fluid tight；
4. band-type brake ring is installed on positioning disk；
5. by torque measuring test block lock on positioning disk, screw locking；
6. first dally several circles, peak torque needed for positioning disk rotation when testing non-on-load pressure oil；
7. locking another tapered end of oil pipe on booster connector, adjustment air pressure is 0.4Mpa, and the pressure of fluid is
4.5Mpa；Peak torque needed for the test of on-load pressure oil rotates forward positioning disk；The test of on-load pressure oil rotates backward positioning
Peak torque needed for disk；
8. replacing band-type brake ring, repeat the above steps 1-7.
By adopting the above technical scheme, the utility model has the following beneficial effects:
Shape memory band-type brake ring provided by the utility model is provided with for installing the band-type brake ring on the band-type brake sleeve
Mounting hole, and runner interface is provided on the lateral wall of the band-type brake sleeve, the flow passage system and the runner interface phase
Connection, the band-type brake ring is made of shape memory alloy material, and the shape memory alloy material is easily-deformable under preset temperature,
It is unlikely to deform at normal temperature, preset temperature is lower than room temperature temperature, is provided with bulge loop and lock ring, the bulge loop position on the band-type brake ring
It is located in the mounting hole in the other end of the one end of the band-type brake ring, the band-type brake ring, the bulge loop is resisted against described
The hole Yan Chu of mounting hole；The middle part of the band-type brake ring is arranged in the lock ring, and forms annular by the band-type brake circumferential direction sunken inside
Slot, the slot bottom of the annular groove is thin-walled variant part, and the annular groove and the thin-walled variant part form the lock ring, described
The hole wall of annular groove and the mounting hole forms closed space, and the closed space is connected with the runner interface, high pressure
The fluid of preset temperature passes through in the closed space that flow passage system is passed through, and band-type brake circumferential interior receipts are then made under the action of high pressure
Contracting, to achieve the purpose that hold speed reducer tightly, thus the purpose of real aobvious brake, in addition, sealing ring can prevent oil overflow outward and
The features such as increase air-tightness, this programme, power transmission structure is compact, holds tightly and stablizes, and overall stiffness is promoted, durable.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
It below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the band-type brake ring of shape memory band-type brake ring provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of the band-type brake sleeve of shape memory band-type brake ring provided by the embodiment of the utility model；
Fig. 3 is the broken section structural schematic diagram of shape memory band-type brake ring provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the flow passage system of shape memory band-type brake ring provided by the embodiment of the utility model.
Appended drawing reference:
1- band-type brake sleeve；2- band-type brake ring；21- thin-walled variant part；3- sealing ring；4- closed space；5- brake preset temperature
Fluid hose；51- nut；52- runner interface；53- pressure regulator；54- connector.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.It should be noted that in the absence of conflict, the feature in embodiments herein and embodiment can
To be combined with each other.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Explanation is further explained to the utility model below with reference to specific embodiment.
Fig. 1 is the structural schematic diagram of the band-type brake ring of shape memory band-type brake ring provided by the embodiment of the utility model；Fig. 2 is this
The structural schematic diagram of the band-type brake sleeve for the shape memory band-type brake ring that utility model embodiment provides；Fig. 3 is the utility model implementation
The broken section structural schematic diagram for the shape memory band-type brake ring that example provides；Fig. 4 is shape provided by the embodiment of the utility model note
Recall the structural schematic diagram of the flow passage system of band-type brake ring.
Embodiment one
As Figure 1-Figure 4, shape memory band-type brake ring provided in this embodiment, including band-type brake ring 2, band-type brake sleeve 1 and stream
Road system；
The mounting hole for installing the band-type brake ring 2 is provided on the band-type brake sleeve 1, and the band-type brake sleeve 1 is outer
Runner interface 52 is provided on side wall, the flow passage system is connected with the runner interface 52；
The band-type brake ring 2 is made of shape memory alloy material, and the shape memory alloy material is easy under preset temperature
Deformation, optionally, preset temperature are 0-15 DEG C, are unlikely to deform at normal temperature, and preset temperature is lower than room temperature temperature, the band-type brake ring
Bulge loop and lock ring are provided on 2, the bulge loop is located at the one end of the band-type brake ring 2, and the other end of the band-type brake ring 2 is located at
In the mounting hole, the bulge loop is resisted against the hole Yan Chu of the mounting hole；The lock ring is arranged in the band-type brake ring 2
Portion, and be recessed inwardly by the band-type brake ring 2 and form annular groove, the slot bottom of the annular groove are thin-walled variant part 21, and the ring
Shape slot and the thin-walled variant part 21 form the lock ring, and the hole wall of the annular groove and the mounting hole forms closed space 4,
And the closed space 4 is connected with the runner interface 52, the fluid of high pressure preset temperature is closed by what flow passage system was passed through
It closes in space 4, then makes band-type brake ring 2 to contract under the action of high pressure, thus achieve the purpose that hold speed reducer tightly, thus
The purpose of real aobvious brake.
On the basis of the above embodiments, as shown in figure 3, the two sides of the annular groove are provided with annular groove, the ring
Sealing ring 3 is provided in connected in star.
Optionally, annular slotted corresponding with the sealing ring 3 is provided on the hole wall of the mounting hole.
In this embodiment.By the setting of annular groove, sealing ring 3 and annular slotted, 4 liang of closed space are increased
The leakproofness of side, in addition, rubber seal 3 may be selected in sealing ring 3.
In an optional embodiment of above-described embodiment, as shown in figure 4, the flow passage system includes that brake is default
Temperature fluid pipe 5, pressure regulator 53 and connector 54；
The brake preset temperature fluid hose 5 is connected by the connector 54 with the runner interface 52, the pressure
Adjuster 53 is arranged on the brake preset temperature fluid hose 5, for the fluid in the brake preset temperature fluid hose 5
Pressure adjusting.
Optionally, locking nut 51 is connected at the connector 54.
In this embodiment, high pressure oil enters in closed space 4 by brake preset temperature fluid hose 5, and can
Adjusting is monitored to the pressure of the fluid in it by pressure adjusting.
On the basis of any of the above-described embodiment, according to different situations, the thin-walled variant part 21 with a thickness of
3mm-5mm, the width of the thin-walled variant part 21 are 5mm-15mm.
On the basis of the above embodiment, the bulge loop and 1 bolt of band-type brake sleeve.
In this embodiment, bulge loop is spirally connected again with band-type brake sleeve 1, is spirally connected easy to operate simple, while increasing by two
Bonding strength between person.
Embodiment two
The embodiments of the present invention two provide a kind of design method of shape memory band-type brake ring 2, comprising:
Step a determines peak torque required for shape memory band-type brake ring 2；
T=9550P/n, P=F × V, V=π R × n/30；
P is power, and unit is kW, and n is revolving speed, and unit is rev/min r/min；Torque unit is Nm, torque W, torsion F,
Operating radius R, F=W/R, linear velocity V, unit are rev/min r/min；
Step b, the internal diameter R of band-type brake ring 21Design；
R1=r+L, L=0.005mm-0.01mm, r for the positioning disk of 2 lockings of band-type brake ring outer diameter；
Step c, the thickness h design of the thin-walled variant part 21 of the lock ring of band-type brake ring 2；
H=H/10, H are the maximum gauges of lock ring；
The width of step d, the thin-walled variant part 21 of the lock ring of band-type brake ring 2 design for b；
B=B/2；B is the maximum width of band-type brake ring 2；
Step e examines 2 locking state peak torque of band-type brake ring.
1. checking 2 component facade of band-type brake ring and structure, record band-type brake ring 2 is numbered；
2. surface wipes are clean, 2 O-rings are loaded onto, 2 screws are locked into 2 hydraulic fluid ports of band-type brake sleeve 1, coat lubrication
Oil simultaneously loads onto band-type brake ring 2；Screw stamps sealant, and sleeve and band-type brake ring 2 are locked；
3. being emptied and the pressure test for doing fluid ensuring band-type brake component fluid tight；
4. band-type brake ring 2 is installed on positioning disk；
5. by torque measuring test block lock on positioning disk, screw locking；
6. first dally several circles, peak torque needed for positioning disk rotation when testing non-on-load pressure oil；
7. locking another tapered end of oil pipe on booster connector 54, adjustment air pressure is 0.4Mpa, and the pressure of fluid is
4.5Mpa；Peak torque needed for the test of on-load pressure oil rotates forward positioning disk；The test of on-load pressure oil rotates backward positioning
Peak torque needed for disk；
8. replacing band-type brake ring 2, repeat the above steps 1-7.
Test result
It is 50Nm that peak torque required for shape memory band-type brake ring 2, which is calculated, by the result of above-mentioned test table
Show either to rotate forward or invert after pressurization, the locking torque that shape memory band-type brake ring 22 provides all is far longer than 50Nm.
Design the internal diameter R for determining lock ring1=150mm+ (0.005mm~0.01mm), the thickness of thin-walled variant part 21 are 3mm-
5mm, the width of thin-walled variant part 21 are that b is 5mm-15mm.
Specifically, the pressure locking system of existing fluid, between steerable system to brake, movement transmitting is multiple
Miscellaneous, there are many component, and pin shaft, the pin hole of connecting elements are also very much, and after long-time service, pin shaft is mutually worn with pin hole, and gap increases,
The sensitivity of influence movement.And shape memory band-type brake ring provided by the utility model, it is provided with for pacifying on the band-type brake sleeve
The mounting hole of the band-type brake ring is filled, and is provided with runner interface, the flow passage system and institute on the lateral wall of the band-type brake sleeve
It states runner interface to be connected, the band-type brake ring is made of shape memory alloy material, and the shape memory alloy material is default
At a temperature of it is easily-deformable, be unlikely to deform at normal temperature, preset temperature is lower than room temperature temperature, is provided with bulge loop and lock on the band-type brake ring
Ring, the bulge loop are located at the one end of the band-type brake ring, and the other end of the band-type brake ring is located in the mounting hole, described convex
Ring is resisted against the hole Yan Chu of the mounting hole；The middle part of the band-type brake ring is arranged in the lock ring, and by the band-type brake circumferential direction
Concave shape circularizes slot, and the slot bottom of the annular groove is thin-walled variant part, and the annular groove is formed with the thin-walled variant part
The hole wall of the lock ring, the annular groove and the mounting hole forms closed space, and the closed space connects with the runner
Mouth is connected, and the fluid of high pressure preset temperature passes through in the closed space that flow passage system is passed through, and then makes under the action of high pressure
Band-type brake circumferential direction contract is obtained, thus achieve the purpose that hold speed reducer tightly, thus the purpose of real aobvious brake, in addition, sealing ring can be prevented
Only oil overflows outward and increases air-tightness, and this programme, power transmission structure is compact, holds tightly and stablizes, and overall stiffness is promoted, durable etc.
Feature.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.In addition, it will be appreciated by those of skill in the art that although some implementations described herein
Example includes certain features included in other embodiments rather than other feature, but the group of the feature of different embodiments is desirable
Taste within the scope of the utility model and form different embodiments.For example, in claims above, institute
Claimed embodiment it is one of any can in any combination mode come using.It is disclosed in the background technology part
Information is merely intended to deepen the understanding to the general background technology of the utility model, and is not construed as recognizing or with any shape
Formula implies that the information constitutes the prior art known to those skilled in the art.
Claims (9)
1. a kind of shape memory band-type brake ring, which is characterized in that including band-type brake ring, band-type brake sleeve and flow passage system；
It is provided with the mounting hole for installing the band-type brake ring on the band-type brake sleeve, and is set on the lateral wall of the band-type brake sleeve
It is equipped with runner interface, the flow passage system is connected with the runner interface；
The band-type brake ring is made of shape memory alloy material, and the shape memory alloy material is easily-deformable under preset temperature,
Be provided with bulge loop and lock ring on the band-type brake ring, the bulge loop is located at the one end of the band-type brake ring, the band-type brake ring it is another
End is located in the mounting hole, and the bulge loop is resisted against the hole Yan Chu of the mounting hole；The lock ring is arranged in the band-type brake
The middle part of ring, and annular groove is formed by the band-type brake circumferential direction sunken inside, the slot bottom of the annular groove is thin-walled variant part, and described
Annular groove and the thin-walled variant part form the lock ring, and the hole wall of the annular groove and the mounting hole forms closed space,
And the closed space is connected with the runner interface.
2. shape memory band-type brake ring according to claim 1, which is characterized in that
The two sides of the annular groove are provided with annular groove, are provided with sealing ring in the annular groove.
3. shape memory band-type brake ring according to claim 2, which is characterized in that
Annular slotted corresponding with the sealing ring is provided on the hole wall of the mounting hole.
4. shape memory band-type brake ring according to claim 1, which is characterized in that
The flow passage system includes brake preset temperature fluid hose, pressure regulator and connector；
The brake preset temperature fluid hose is connected by the connector with the runner interface, the pressure regulator setting
Adjusting on the brake preset temperature fluid hose, for the pressure to the fluid in the brake preset temperature fluid hose.
5. shape memory band-type brake ring according to claim 4, which is characterized in that
The joint is connected with locking nut.
6. shape memory band-type brake ring according to claim 1, which is characterized in that
The thin-walled variant part with a thickness of 3mm-5mm.
7. shape memory band-type brake ring according to claim 6, which is characterized in that
The width of the thin-walled variant part is 5mm-15mm.
8. shape memory band-type brake ring according to claim 1, which is characterized in that
The preset temperature range is 0-15 DEG C.
9. shape memory band-type brake ring according to claim 1, which is characterized in that
The bulge loop and the band-type brake sleeve bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821209497.8U CN208749866U (en) | 2018-07-25 | 2018-07-25 | A kind of shape memory band-type brake ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821209497.8U CN208749866U (en) | 2018-07-25 | 2018-07-25 | A kind of shape memory band-type brake ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749866U true CN208749866U (en) | 2019-04-16 |
Family
ID=66059186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821209497.8U Expired - Fee Related CN208749866U (en) | 2018-07-25 | 2018-07-25 | A kind of shape memory band-type brake ring |
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| Country | Link |
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| CN (1) | CN208749866U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757769A (en) * | 2018-07-25 | 2018-11-06 | 深圳市科益展自动化有限公司 | A kind of shape memory band-type brake ring and its design method |
-
2018
- 2018-07-25 CN CN201821209497.8U patent/CN208749866U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757769A (en) * | 2018-07-25 | 2018-11-06 | 深圳市科益展自动化有限公司 | A kind of shape memory band-type brake ring and its design method |
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Granted publication date: 20190416 Termination date: 20190725 |
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| CF01 | Termination of patent right due to non-payment of annual fee |