CN207830413U - A kind of shaft coupling reducing abrasion - Google Patents
A kind of shaft coupling reducing abrasion Download PDFInfo
- Publication number
- CN207830413U CN207830413U CN201721268647.8U CN201721268647U CN207830413U CN 207830413 U CN207830413 U CN 207830413U CN 201721268647 U CN201721268647 U CN 201721268647U CN 207830413 U CN207830413 U CN 207830413U
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- cylinder
- driven
- actuating cylinder
- sealing
- strip
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Abstract
The shaft coupling of the reduction abrasion of the utility model, the driven shaft circumferential position setting corresponding with driven cylinder both ends length difference of actuating cylinder both ends is fluted, and strip of paper used for sealing is embedded in groove；Permanent magnet cover body is provided with outside actuating cylinder；The solidification of intense electromagnetic field excitation stream magnetorheological fluid is generated by permanent magnet cover body, it is actuating cylinder to provide enough dynamic shearing yield stresses by magnetorheological fluid, driven cylinder transmits torque, actuating cylinder one end has annular hem, the other end, which is provided with, can shelter from actuating cylinder, the circular ring shape sealing plate of driven cylinder, actuating cylinder, pass through strip of paper used for sealing between driven cylinder, sealing plate, actuating cylinder flanging constitutes enclosure space and disposes magnetorheological fluid, magnetorheological fluid is prevented to be in direct contact with driven shaft, it reduces soft magnetic granules and reaction force is generated to axis, axis surface will not be worn, holding shaft integrality, improve axis transmission performance, shaft coupling using effect is good, transmission efficiency.
Description
Technical field
The present invention relates to a kind of shaft couplings reducing abrasion.
Background technology
Shaft coupling is widely used in mechanical transmission fields in machinery industry, to transmit mechanical drive and torque,
Traditional shaft coupling both ends are generally fixedly connected with driving shaft, driven shaft, keyway arrangements processing difficulties, keyway by keyway with key cooperation
With the gap of key is excessive can influence power transmission effect, gap is too small and increases assembly difficulty；There is a kind of utilization in the prior art
Magnetorheological fluid shows low viscosity under zero magnetic field condition, and high viscosity, the characteristic of lazy flow are showed under strong magnetic field action,
It is applied in the mechanism design scheme of shaft coupling, realizes that power passes by the transmission performance of magnetorheological fluid transmission device
It passs, but magnetorheological fluid is directly contacted with axis in the program, the soft magnetic granules in long-time service in magnetorheological fluid have axis anti-
Axis integrality is destroyed on active force, axis surface easy to wear, is reduced axis transmission performance, is influenced shaft coupling using effect.
Invention content
The technical problem to be solved by the invention is to provide one kind, and magnetorheological fluid to be prevented to be in direct contact with axis, reduces soft magnetism
Particle generates reaction force to axis, reduces the shaft coupling of abrasion.
The shaft coupling of the reduction abrasion of the present invention, including actuating cylinder, driven cylinder, pass through magnetic current between actuating cylinder, driven cylinder
Become the connection transmission of liquid transmission component；It is characterized in that：Actuating cylinder, driven cylinder are coaxially mounted to outside driven shaft, table in driven cylinder
Face is closely connect with driven shaft outer surface interference fit；Actuating cylinder internal diameter be more than driven cylinder outer diameter, and actuating cylinder length be more than from
Dynamic tube length degree, actuating cylinder are sleeved on outside driven cylinder, actuating cylinder both ends driven shaft circumference corresponding with driven cylinder both ends length difference
Position setting is fluted, and strip of paper used for sealing is embedded in groove；Actuating cylinder one end have annular hem, annular hem inner edge with it is driven
The close connection of axis outer surface interference fit；The actuating cylinder other end is provided with the circular ring shape envelope that can shelter from actuating cylinder, driven cylinder
Plate, the also close connection of driven shaft outer surface interference fit of circular ring shape sealing plate inner edge；Pass through strip of paper used for sealing, envelope between actuating cylinder, driven cylinder
Plate, actuating cylinder flanging are configured to the enclosure space of placement magnetorheological fluid；Permanent magnet cover body is provided with outside actuating cylinder；
It is embedded with coil in the middle part of the driven cylinder outer circumference surface；
The strip of paper used for sealing is circular ring shape, and strip of paper used for sealing section is approximately c-shaped；
The C-shaped two sides end of the strip of paper used for sealing is arc-shaped；
The bottom edge consistency of thickness of the depth of groove and strip of paper used for sealing；
The permanent magnet cover body is fixedly connected with limit installation by end cap, gland, and end cap, gland are internally provided with lubricating oil
Slot.
It is solid to generate intense electromagnetic field excitation stream magnetorheological fluid by permanent magnet cover body for the shaft coupling of the reduction abrasion of the present invention
Change, by magnetorheological fluid provide enough dynamic shearing yield stresses be actuating cylinder, driven cylinder transmit torque, and by strip of paper used for sealing,
Sealing plate, actuating cylinder flanging constitute enclosure space and dispose magnetorheological fluid, and magnetorheological fluid is prevented to be in direct contact with driven shaft, reduce soft magnetism
Particle generates reaction force to axis, will not wear axis surface, and holding shaft integrality improves axis transmission performance, and shaft coupling uses effect
Fruit is good, transmission efficiency.
Description of the drawings
Fig. 1 is the cross-sectional view for the shaft coupling that the embodiment of the present invention reduces abrasion.
Specific implementation mode
As shown, a kind of shaft coupling reducing abrasion, including actuating cylinder 51, driven cylinder 52, actuating cylinder 51, driven cylinder 52
Between pass through magnetorheological fluid transmission component 5 connection transmission；Actuating cylinder 51, driven cylinder 52 are coaxially mounted to outside driven shaft 57, from
Dynamic 52 inner surface of cylinder is closely connect with 57 outer surface of driven shaft interference fit；51 internal diameter of actuating cylinder is more than 52 outer diameter of driven cylinder, and
51 length of actuating cylinder is more than 52 length of driven cylinder, and actuating cylinder 51 is sleeved on outside driven cylinder 52,51 both ends of actuating cylinder and driven cylinder
Corresponding 57 circumferential position of the driven shaft setting of 52 both ends length differences is fluted, and strip of paper used for sealing 56 is embedded in groove；51 one end of actuating cylinder
With annular hem, annular hem inner edge is closely connect with 57 outer surface of driven shaft interference fit；51 other end of actuating cylinder
The circular ring shape sealing plate 53 of actuating cylinder, driven cylinder can be sheltered from by being provided with, 53 inner edge of circular ring shape sealing plate also 57 outer surface of driven shaft
The close connection of interference fit；It is configured to by strip of paper used for sealing 56, sealing plate 53,51 flanging of actuating cylinder between actuating cylinder 51, driven cylinder 52
Dispose the enclosure space 54 of magnetorheological fluid；Permanent magnet cover body 4 is provided with outside actuating cylinder 51, permanent magnet cover body passes through end cap 1, pressure
Lid 2 is fixedly connected with limit installation, and end cap 1, gland 2 are internally provided with oil-way 31,32, mechanical lubrication provided for mechanism.
It is embedded with coil 55 in the middle part of 52 outer circumference surface of driven cylinder, whole magnetic flux is controlled by the electric current of regulating winding 55
Size, to ensure that there is enough shear stresses between actuating cylinder 51 and driven cylinder 52.
Strip of paper used for sealing 56 is circular ring shape, and 56 section of strip of paper used for sealing is approximately c-shaped, and strip of paper used for sealing 56 is inlaid in 57 surface groove of driven shaft, and
It is limited convenient for the installation of driven cylinder by the C-shaped two sides circular arc-shaped end of strip of paper used for sealing 56, and the bottom edge thickness of depth of groove and strip of paper used for sealing
Unanimously, easy to operate, connection is reliable, and sealing effect is good, and magnetorheological fluid is effectively prevent to be in direct contact with driven shaft.
It is solid to generate intense electromagnetic field excitation stream magnetorheological fluid by permanent magnet cover body for the shaft coupling of the reduction abrasion of the present invention
Change, by magnetorheological fluid provide enough dynamic shearing yield stresses be actuating cylinder, driven cylinder transmit torque, and by strip of paper used for sealing,
Sealing plate, actuating cylinder flanging constitute enclosure space and dispose magnetorheological fluid, and magnetorheological fluid is prevented to be in direct contact with driven shaft, reduce soft magnetism
Particle generates reaction force to axis, will not wear axis surface, and holding shaft integrality improves axis transmission performance, and shaft coupling uses effect
Fruit is good, transmission efficiency.
Claims (4)
1. a kind of shaft coupling reducing abrasion, including actuating cylinder（51）, driven cylinder（52）, actuating cylinder（51）, driven cylinder（52）It
Between pass through magnetorheological fluid transmission component（5）Connection transmission；It is characterized in that：Actuating cylinder（51）, driven cylinder（52）It is coaxially mounted to
Driven shaft（57）Outside, driven cylinder（52）Inner surface and driven shaft（57）The close connection of outer surface interference fit；Actuating cylinder（51）
Internal diameter is more than driven cylinder outer diameter, and actuating cylinder（51）Length is more than driven cylinder（52）Length, actuating cylinder（51）It is sleeved on driven cylinder
（52）Outside, actuating cylinder（51）Both ends and driven cylinder（52）The corresponding driven shaft of both ends length difference（57）Circumferential position is provided with recessed
Slot, groove is interior to be embedded with strip of paper used for sealing（56）；Actuating cylinder（51）One end has annular hem, annular hem inner edge and driven shaft
（57）The close connection of outer surface interference fit；Actuating cylinder（51）The other end, which is provided with, can shelter from actuating cylinder（51）, driven cylinder
（52）Circular ring shape sealing plate（53）, circular ring shape sealing plate（53）Inner edge also driven shaft（57）The close connection of outer surface interference fit；It is main
Dynamic cylinder（51）, driven cylinder（52）Between pass through strip of paper used for sealing（56）, sealing plate（53）, actuating cylinder（51）Flanging is configured to dispose magnetorheological
The enclosure space of liquid（54）；Actuating cylinder（51）Outside is provided with permanent magnet cover body（4）；
The strip of paper used for sealing（56）For circular ring shape, strip of paper used for sealing（56）Section is approximately c-shaped；
The strip of paper used for sealing（56）C-shaped two sides end be it is arc-shaped.
2. reducing the shaft coupling of abrasion according to claim 1, it is characterised in that：The driven cylinder（52）In the middle part of outer circumference surface
Embedded with coil（55）.
3. reducing the shaft coupling of abrasion according to claim 1, it is characterised in that：The depth of groove and strip of paper used for sealing（56）Bottom
Side consistency of thickness.
4. reducing the shaft coupling of abrasion according to claim 3, it is characterised in that：The permanent magnet cover body（4）Pass through end cap
（1）, gland（2）It is fixedly connected with limit installation, end cap（1）, gland（2）It is internally provided with oil-way（31、32）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721268647.8U CN207830413U (en) | 2017-09-29 | 2017-09-29 | A kind of shaft coupling reducing abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721268647.8U CN207830413U (en) | 2017-09-29 | 2017-09-29 | A kind of shaft coupling reducing abrasion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830413U true CN207830413U (en) | 2018-09-07 |
Family
ID=63384225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721268647.8U Expired - Fee Related CN207830413U (en) | 2017-09-29 | 2017-09-29 | A kind of shaft coupling reducing abrasion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701615A (en) * | 2017-09-29 | 2018-02-16 | 镇江索达联轴器有限公司 | A kind of shaft coupling for reducing abrasion |
-
2017
- 2017-09-29 CN CN201721268647.8U patent/CN207830413U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701615A (en) * | 2017-09-29 | 2018-02-16 | 镇江索达联轴器有限公司 | A kind of shaft coupling for reducing abrasion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20210929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |