CN211117218U - Novel ball cage coupling capable of prolonging service life - Google Patents
Novel ball cage coupling capable of prolonging service life Download PDFInfo
- Publication number
- CN211117218U CN211117218U CN201922270904.7U CN201922270904U CN211117218U CN 211117218 U CN211117218 U CN 211117218U CN 201922270904 U CN201922270904 U CN 201922270904U CN 211117218 U CN211117218 U CN 211117218U
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- ball
- ball cage
- service life
- seted
- hole
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Abstract
The utility model relates to a ball cage shaft coupling technical field just discloses a novel can increase of service life ball cage shaft coupling, which comprises a housin, the ball groove has been seted up to the inside of casing, the inside movable mounting of casing has the ball cage, the ball hole has been seted up to the inside of ball cage, the inside movable mounting in ball hole has the steel ball, the inside movable mounting of ball cage has interior axle, the outside fixed mounting of interior axle has the spacing ring, the contact hole has been seted up in the left side of ball cage, the shaft hole has been seted up on the right side of ball cage, the right side fixed mounting of spacing ring has one end to run through and extend to the connecting axle in the shaft hole outside. This neotype ability increase of service life ball cage shaft coupling possesses advantages such as long service life, has solved among the prior art ball cage shaft coupling in the use, because the restriction of the processing technology and the structure of ball cage shaft coupling, the wearing resistance and the toughness on ball cage shaft coupling surface are general for ball cage shaft coupling life is shorter problem.
Description
Technical Field
The utility model relates to a ball cage shaft coupling technical field specifically is a novel can increase of service life ball cage shaft coupling.
Background
The ball cage type universal coupling is connected with a driving shaft and a driven shaft respectively through a ball cage outer ring and a star inner ring, the centers of force transmission steel balls are positioned in a plane passing through the center of the coupling and are arranged in a roller path consisting of grooves of the outer spherical surfaces of the ball cage outer ring and the star inner ring, the centers of two spherical surfaces are superposed with the center of the universal coupling, the steel balls are arranged in the ball cage in order to ensure that the centers of all the steel balls are positioned on a bisection plane of an included angle between two shaft axes, thereby ensuring that when the included angle between the driving shaft and the driven shaft of the coupling is changed, a force transmission point can be always positioned on a bisection line of the included angle, therefore, the transmission speed between the driving shaft and the driven shaft of the ball cage type universal coupling can be kept synchronous, the transmission mode can adopt sliding transmission or rolling transmission, when the sliding transmission is adopted, polymer buffer sleeves are arranged on a ball arm, the original buffer sleeve is changed into a rolling part on the ball arm and the transmission arm, and meanwhile, the original buffer sleeve is changed into the rolling part between the ball head and the mortar seat so as to adapt to the requirement of rigid transmission.
In the use of the ball cage coupler in the prior art, due to the limitation of the machining process and the structure of the ball cage coupler, the abrasion resistance and the toughness of the surface of the ball cage coupler are general, so that the ball cage coupler is short in service life and has a large lifting space, and a novel ball cage coupler with the service life prolonged is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a novel can increase of service life ball cage shaft coupling, possess advantages such as long service life, solved among the prior art ball cage shaft coupling in the use, because the restriction of ball cage shaft coupling's processing technology and structure, the wearing resistance and the toughness on ball cage shaft coupling surface are general for the shorter problem of ball cage shaft coupling life.
(II) technical scheme
In order to realize the purpose of the service life, the utility model provides a following technical scheme: the utility model provides a novel can increase of service life ball cage shaft coupling, which comprises a housin, the ball groove has been seted up to the inside of casing, the inside movable mounting of casing has the ball cage, the ball hole has been seted up to the inside of ball cage, the inside movable mounting of ball hole has the steel ball, the inside movable mounting of ball cage has interior axle, the outside fixed mounting of interior axle has the spacing ring, the contact hole has been seted up in the left side of ball cage, the shaft hole has been seted up on the right side of ball cage, the right side fixed mounting of spacing ring has one end to run through and extend to the connecting axle in the shaft hole outside, the right side fixed mounting of connecting axle has the installation axle, the outside fixed mounting of.
Preferably, the inside of the housing is hollow, and the right side of the housing is open.
Preferably, the number of the ball grooves is six, the six ball grooves are distributed in an equidistant annular mode, and the shell, the ball cage and the inner shaft are all 20 crmnti.
Preferably, the number of the ball holes and the number of the steel balls are the same as the number of the ball grooves, and the six steel balls are respectively positioned in the six ball grooves.
Preferably, the inner shaft is in contact with the steel ball, and a limit ring on the outer side of the inner shaft is movably connected with the ball cage.
Preferably, the diameter of the shaft hole on the right side of the ball cage is smaller than that of the limiting ring, and the limiting ring is located on the right side of the steel ball.
(III) advantageous effects
Compared with the prior art, the utility model provides a novel can increase of service life ball cage shaft coupling possesses following beneficial effect:
this neotype ball cage shaft coupling that can increase of service life, through the special construction of ball cage, satisfy complicated operating mode, the casing, ball cage and interior axle all select for use to be 20 crmnnti according to suitable material, processing is the carburization, this casing, ball cage and interior axle are the carburization steel of good performance, the hardenability is higher, after the carburization quenching have hard and wear-resisting surface and tough core, higher low temperature impact toughness has, the machinable nature is good after the normalizing, shock-resistant antifriction, select for use 20 crmnnti more to accord with the project organization of ball cage shaft coupling, under the same service behavior, this neotype ball cage shaft coupling multiplicable average life, thereby reached long service life's purpose.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the shell structure of the present invention.
In the figure: the ball bearing comprises a shell 1, a ball groove 2, a ball cage 3, a ball hole 4, a steel ball 5, a contact hole 6, an inner shaft 7, a connecting shaft 8, a shaft hole 9, a limiting ring 10, an installation shaft 11 and an assembly ring 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a novel ball cage coupler capable of prolonging service life comprises a shell 1, wherein the interior of the shell 1 is hollow, the right side of the shell 1 is open, ball grooves 2 are formed in the shell 1, a ball cage 3 is movably arranged in the shell 1, ball holes 4 are formed in the ball cage 3, steel balls 5 are movably arranged in the ball holes 4, inner shafts 7 are movably arranged in the ball cage 3, the number of the ball grooves 2 is six, the six ball grooves 2 are distributed in an equidistant annular mode, the shell 1, the ball cage 3 and the inner shafts 7 are all 20crmnti, the number of the ball holes 4 and the number of the steel balls 5 are the same as the number of the ball grooves 2, the six steel balls 5 are respectively positioned in the six ball grooves 2, limiting rings 10 are fixedly arranged on the outer sides of the inner shafts 7, the inner shafts 7 are in contact with the steel balls 5, the limiting rings 10 on the outer sides of the inner shafts 7 are movably connected with the ball cage 3, contact holes 6 are formed in the left side of the ball, the right side of the ball cage 3 is provided with a shaft hole 9, the right side of a limiting ring 10 is fixedly provided with a connecting shaft 8, one end of the connecting shaft 8 penetrates through and extends to the outer side of the shaft hole 9, the diameter of the shaft hole 9 on the right side of the ball cage 3 is smaller than that of the limiting ring 10, the limiting ring 10 is positioned on the right side of the steel ball 5, the right side of the connecting shaft 8 is fixedly provided with a mounting shaft 11, the outer side of the mounting shaft 11 is fixedly provided with an assembly ring 12, complex working conditions are met through the special structure of the ball cage 3, the shell 1, the ball cage 3 and the inner shaft 7 are all selected to be 20crmnti according to proper materials and are processed into carburizing treatment, the shell 1, the ball cage 3 and the inner shaft 7 are carburizing steel with good performance, the permeability is high, after carburizing and quenching, hard and wear-resistant surfaces and tough core parts are provided, the low-temperature impact toughness is high, the machinability is good, under the same service behavior, this neotype ball cage shaft coupling multiplicable average service life to reached long service life's purpose, needed axle sleeve fixed mounting on the right side of casing 1 in the assembling process, and made casing 1 carry on spacingly to ball cage 3, prevent that ball cage 3 from moving about or break away from casing 1.
When the novel ball cage coupling is used, the special structure of the ball cage 3 meets complex working conditions, the shell 1, the ball cage 3 and the inner shaft 7 are all made of 20crmnti according to proper materials and are processed into carburization treatment, the shell 1, the ball cage 3 and the inner shaft 7 are carburized steel with good performance and high hardenability, after carburization and quenching, the shell has hard and wear-resistant surfaces and tough cores, the low-temperature impact toughness is high, the machinability is good after normalizing, the impact resistance and the friction resistance are good, the 20crmnti is selected to be more in line with the design structure of the ball cage coupling, under the same working condition, the average service life of the novel ball cage coupling can be prolonged, and the purpose of long service life is achieved.
To sum up, the novel ball cage coupler capable of prolonging the service life meets complex working conditions through the special structure of the ball cage 3, the shell 1, the ball cage 3 and the inner shaft 7 are all selected to be 20crmnti according to proper materials and are processed into carburization treatment, the shell 1, the ball cage 3 and the inner shaft 7 are carburized steel with good performance, the hardenability is high, after carburization and quenching, the hard and wear-resistant surface and the tough core are formed, the novel ball cage coupler has high low-temperature impact toughness, the machinability after normalizing is good, the impact resistance and the friction resistance are good, the selected 20crmnti is more in line with the design structure of the ball cage coupler, under the same working condition, the average service life of the novel ball cage coupler can be prolonged, the problem that in the prior art, the wear resistance and the toughness of the surface of the ball cage coupler are general due to the limitation of the processing technology and the structure of the ball cage coupler in the use process is solved, the service life of the ball cage coupler is short.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a novel can increase of service life ball cage shaft coupling, includes casing (1), its characterized in that: ball groove (2) have been seted up to the inside of casing (1), the inside movable mounting of casing (1) has ball cage (3), ball hole (4) have been seted up to the inside of ball cage (3), the inside movable mounting of ball hole (4) has steel ball (5), interior axle (7) have been installed to the inside movable mounting of ball cage (3), the outside fixed mounting of interior axle (7) has spacing ring (10), contact hole (6) have been seted up in the left side of ball cage (3), shaft hole (9) have been seted up on the right side of ball cage (3), the right side fixed mounting of spacing ring (10) has one end to run through and extend to connecting axle (8) in shaft hole (9) outside, the right side fixed mounting of connecting axle (8) has installation axle (11), the outside fixed mounting of installation axle (11) has assembly ring (12).
2. The novel ball cage coupling capable of prolonging the service life of claim 1, wherein: the inside of casing (1) is hollow form, and the right side of casing (1) is the opening form.
3. The novel ball cage coupling capable of prolonging the service life of claim 1, wherein: the number of the ball grooves (2) is six, the six ball grooves (2) are distributed in an equidistant annular mode, and the shell (1), the ball cage (3) and the inner shaft (7) are all 20 crmnti.
4. A novel ball cage coupling of extended service life as claimed in claim 3 wherein: the number of the ball holes (4) and the number of the steel balls (5) are the same as the number of the ball grooves (2), and the six steel balls (5) are respectively positioned in the six ball grooves (2).
5. The novel ball cage coupling capable of prolonging the service life of claim 1, wherein: the inner shaft (7) is in contact with the steel ball (5), and a limiting ring (10) on the outer side of the inner shaft (7) is movably connected with the ball cage (3).
6. The novel ball cage coupling capable of prolonging the service life of claim 1, wherein: the diameter of the shaft hole (9) on the right side of the ball cage (3) is smaller than that of the limiting ring (10), and the limiting ring (10) is located on the right side of the steel ball (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270904.7U CN211117218U (en) | 2019-12-17 | 2019-12-17 | Novel ball cage coupling capable of prolonging service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270904.7U CN211117218U (en) | 2019-12-17 | 2019-12-17 | Novel ball cage coupling capable of prolonging service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211117218U true CN211117218U (en) | 2020-07-28 |
Family
ID=71719865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922270904.7U Expired - Fee Related CN211117218U (en) | 2019-12-17 | 2019-12-17 | Novel ball cage coupling capable of prolonging service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211117218U (en) |
-
2019
- 2019-12-17 CN CN201922270904.7U patent/CN211117218U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20201217 |