CN210859601U - Spacing ball cage - Google Patents
Spacing ball cage Download PDFInfo
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- CN210859601U CN210859601U CN201921444692.3U CN201921444692U CN210859601U CN 210859601 U CN210859601 U CN 210859601U CN 201921444692 U CN201921444692 U CN 201921444692U CN 210859601 U CN210859601 U CN 210859601U
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Abstract
The utility model discloses a limiting ball cage, in particular to the field of automobile accessories, which comprises a bell-shaped shell, wherein a star-shaped sleeve is sleeved inside the bell-shaped shell, and a steel ball is arranged between the bell-shaped shell and the star-shaped sleeve; stop gear is including cup jointing and the adapter sleeve of block on the bell shell, the outer peripheral face that the bell shell has opening one end is equipped with the sealed annular, the inside O type sealing washer that is equipped with of sealed annular, the adapter sleeve is the throat form, and the minimum internal diameter of adapter sleeve is less than the diameter at star cover outer peripheral face place. The utility model discloses a set up stop gear, the adapter sleeve plays limiting displacement to the star cover, and the internal diameter of adapter sleeve is less than the size of star cover, forms spacing effect to the star cover to play dirt-proof effect, overall structure makes star cover and bell shell cooperation more stable, promotes the anticreep effect of star cover.
Description
Technical Field
The utility model relates to an auto-parts technical field, more specifically say, the utility model relates to a spacing ball cage.
Background
The cage is also called as constant velocity universal joint, and is an important part in the car transmission system, and the function of the cage is to transmit the power of an engine from a transmission to a driving wheel to drive a car to run at high speed. The constant velocity universal joint for cars has many types, wherein the most applied constant velocity universal joint is a ball type constant velocity universal joint and a tripod type constant velocity universal joint, and the constant velocity universal joint mainly comprises main parts of a sliding sleeve, a three-way shaft, a transmission shaft, a star sleeve, a retainer and a bell-shaped shell.
Patent application publication No. CN 209146168U's utility model patent discloses an interior ball cage belongs to mechanical technical field. It has solved the inconvenient scheduling problem of current interior ball cage equipment. The inner ball cage comprises an outer shell, a star-shaped sleeve and a retainer, a window is arranged on the retainer, balls are arranged in the window, a dustproof cover used for sealing an opening at the right end of the outer shell is fixed at the right end of the outer shell, a plurality of fixing holes are formed in the outer shell, the dustproof cover is provided with a fixing portion, through holes in one-to-one correspondence with the fixing holes are formed in the fixing portion, a right sealing gasket is fixed between the fixing portion and the right end face of the outer shell, notches in one-to-one correspondence with the fixing holes are formed in the outer side face of the right sealing gasket, positioning protrusions are arranged between two adjacent notches on the outer side face of the right sealing gasket, a groove for embedding the right sealing gasket is formed in the right end face of the outer shell, the groove is communicated with the. This interior ball cage has advantages such as equipment convenience.
However, in actual use, in the existing ball cage, no limit structure is arranged between the star-shaped sleeve and the bell-shaped shell, so that the star-shaped sleeve is easy to be separated from the bell-shaped shell.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a spacing ball cage, the utility model aims to solve the technical problem that: how to improve the matching stability between the star-shaped sleeve and the bell-shaped shell in the limiting ball cage.
The purpose of the utility model can be realized by the following technical proposal: a limit ball cage comprises a bell-shaped shell, a star-shaped sleeve is sleeved inside the bell-shaped shell, and a steel ball is arranged between the bell-shaped shell and the star-shaped sleeve, and is characterized in that one end, provided with an opening, of the bell-shaped shell is provided with a limit mechanism; stop gear is including cup jointing and the adapter sleeve of block on the bell shell, the outer peripheral face that the bell shell has opening one end is equipped with the sealed annular, the inside O type sealing washer that is equipped with of sealed annular, the adapter sleeve is the throat form, and the minimum internal diameter of adapter sleeve is less than the diameter at star cover outer peripheral face place.
When the ball cage is assembled, the star-shaped sleeve is clamped into the inner part of the bell-shaped shell, the retainer is placed between the star-shaped sleeve and the bell-shaped shell, the steel balls are placed in the inclined raceways arranged on the inner walls of the star-shaped sleeve and the bell-shaped shell, the O-shaped sealing ring made of rubber materials is clamped into the sealing ring groove arranged on the surface of the bell-shaped shell, the connecting sleeve is sleeved on the outer side of the bell-shaped shell, the locking part is clamped into the clamping groove, and the connecting sleeve is tightly locked on the bell-shaped shell through the clamping spring.
In a preferred embodiment, seal ring groove one side is equipped with the draw-in groove, the one end that the adapter sleeve is connected with the bell-shaped shell has the locking portion that sets up along adapter sleeve circumference, locking portion is inside sunken and forms the arch at the inner wall of adapter sleeve, locking portion and draw-in groove block, the cover is equipped with the jump ring in the locking portion.
In a preferred embodiment, a plurality of reinforcing ribs are arranged on the outer peripheral surface of the connecting sleeve, and the reinforcing ribs are distributed at intervals along the circumferential direction of the connecting sleeve.
In a preferred embodiment, the surface of the star sleeve and the inner wall of the outer shell are both provided with a plurality of inclined raceways distributed at intervals along the circumferential direction, the inclined raceways on the star sleeve and the inclined raceways on the outer shell are in one-to-one correspondence, a plurality of steel balls are respectively positioned between the two corresponding inclined raceways, the back of each steel ball is provided with a retainer, the retainer is arranged between the star sleeve and the outer shell, and the star sleeve and the outer shell are in sliding connection with the retainer.
In a preferred embodiment, the number of steel balls is set to six.
In a preferred embodiment, a retainer is arranged on the outer side of the outer bell, and the retainer is sleeved with the outer bell.
In a preferred embodiment, a connecting shaft is arranged on one side of the outer shell, and the outer shell is welded with the connecting shaft.
In a preferred embodiment, the surface of the connecting shaft is provided with a plurality of oil grooves, and the plurality of oil grooves are obliquely arranged.
In a preferred embodiment, the end of the connecting sleeve is fixedly provided with a flange which is turned outwards.
The utility model discloses a technological effect and advantage:
the star-shaped sleeve is clamped into the inner part of the bell-shaped shell by arranging the limiting mechanism, then the retainer is placed between the star-shaped sleeve and the bell-shaped shell, then the steel balls are placed in the inclined roller paths arranged on the inner walls of the star-shaped sleeve and the bell-shaped shell, then the O-shaped sealing ring made of rubber materials is clamped into the sealing ring groove arranged on the surface of the bell-shaped shell, then the connecting sleeve is sleeved on the outer side of the bell-shaped shell, so that the locking part is clamped into the clamping groove, and then the connecting sleeve is tightly locked on the bell-shaped shell through the clamping spring.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a partial structure of the part a in fig. 1 according to the present invention.
Fig. 3 is a schematic view of the structure of the connection sleeve of the present invention.
Fig. 4 is a schematic structural diagram of the bell housing of the present invention.
Fig. 5 is a perspective view of the bell housing of the present invention.
Fig. 6 is a schematic view of the star-shaped sleeve structure of the present invention.
Fig. 7 is a side view of the star sleeve of the present invention.
The reference signs are: 1 bell housing, 2 star type cover, 3 steel balls, 4 stop gear, 5 connecting sleeves, 6 sealing ring grooves, 7O type sealing rings, 8 clamping grooves, 9 locking parts, 10 snap springs, 11 reinforcing ribs, 12 inclined raceways, 13 retainers, 14 guard rings, 15 connecting shafts, 16 oil grooves and 17 turnups.
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.
The limiting ball cage shown in the attached figures 1-7 comprises an outer shell 1, a star-shaped sleeve 2 is sleeved inside the outer shell 1, and a steel ball 3 is arranged between the outer shell 1 and the star-shaped sleeve 2, and is characterized in that a limiting mechanism 4 is arranged at one end, provided with an opening, of the outer shell 1; the limiting mechanism 4 comprises a connecting sleeve 5 which is sleeved and clamped on the outer shell 1, a sealing ring groove 6 is arranged on the outer peripheral surface of one end, provided with an opening, of the outer shell 1, an O-shaped sealing ring 7 is arranged inside the sealing ring groove 6, the connecting sleeve 5 is in a necking shape, and the minimum inner diameter of the connecting sleeve 5 is smaller than the diameter of the outer peripheral surface of the star-shaped sleeve 2;
a clamping groove 8 is formed in one side of the sealing ring groove 6, a locking part 9 arranged along the circumferential direction of the connecting sleeve 5 is arranged at one end, connected with the bell-shaped shell 1, of the connecting sleeve 5, the locking part 9 is inwards recessed, a protrusion is formed on the inner wall of the connecting sleeve 5, the locking part 9 is clamped with the clamping groove 8, and a clamping spring 10 is sleeved on the locking part 9;
a plurality of reinforcing ribs 11 are arranged on the outer peripheral surface of the connecting sleeve 5, and the reinforcing ribs 11 are distributed at intervals along the circumferential direction of the connecting sleeve 5;
the surface of the star-shaped sleeve 2 and the inner wall of the outer shell 1 are both provided with a plurality of inclined raceways 12 which are distributed at intervals along the circumferential direction, the inclined raceways 12 on the star-shaped sleeve 2 and the inclined raceways 12 on the outer shell 1 are in one-to-one correspondence, a plurality of steel balls 3 are respectively positioned between the two corresponding inclined raceways 12, the back of each steel ball 3 is provided with a retainer 13, each retainer 13 is arranged between the star-shaped sleeve 2 and the outer shell 1, and the star-shaped sleeve 2 and the outer shell 1 are in sliding connection with each retainer 13;
the number of the steel balls 3 is six;
a guard ring 14 is arranged on the outer side of the outer shell 1, and the guard ring 14 is sleeved with the outer shell 1;
a connecting shaft 15 is arranged on one side of the outer shell 1, and the outer shell 1 is welded with the connecting shaft 15;
the surface of the connecting shaft 15 is provided with a plurality of oil grooves 16, and the oil grooves 16 are obliquely arranged;
the end part of the connecting sleeve 5 is fixedly provided with a flanging 17 which is turned outwards.
The implementation mode is specifically as follows: the star-shaped sleeve 2 is clamped into the inner part of the outer shell 1, then the retainer 13 is placed between the star-shaped sleeve 2 and the outer shell 1, then a plurality of steel balls 3 are placed in a plurality of inclined raceways 12 arranged on the inner walls of the star-shaped sleeve 2 and the outer shell 1, then an O-shaped sealing ring 5 made of rubber material is clamped into a sealing ring groove 6 arranged on the surface of the outer shell 1, then the connecting sleeve 5 is sleeved on the outer side of the outer shell 1, so that the locking part 15 is clamped into the clamping groove 8, then the connecting sleeve 5 is tightly locked on the outer shell 1 through the clamping spring 10, the connecting sleeve 5 has a limiting effect on the star-shaped sleeve, the inner diameter of the connecting sleeve 5 is smaller than the size of the star-shaped sleeve, the star-shaped sleeve is limited, the dustproof effect is achieved, the conveying effect of lubricating oil is improved for an obliquely arranged oil groove 16, the protective ring 14 has a protective effect on the outer shell 1, and the abrasion on the outer shell 1 is, overall structure makes star cover and bell housing 1 cooperation more stable, promotes star cover 2's anticreep effect, and strengthening rib 11 promotes the reinforcing effect of adapter sleeve 5, and this embodiment has specifically solved the current ball cage that exists among the prior art, does not have limit structure between star cover and the bell housing 1, leads to the problem that star cover easily takes off bell housing 1.
The utility model discloses the theory of operation:
referring to the attached drawings 1-7 of the specification, a star-shaped sleeve 2 is clamped into an inner part of an outer shell 1, a retainer 13 is placed between the star-shaped sleeve 2 and the outer shell 1, a plurality of steel balls 3 are placed in a plurality of inclined raceways 12 arranged on inner walls of the star-shaped sleeve 2 and the outer shell 1, an O-shaped sealing ring 5 made of rubber material is clamped into a sealing ring groove 6 arranged on the surface of the outer shell 1, a connecting sleeve 5 is sleeved on the outer side of the outer shell 1, a locking part 15 is clamped into a clamping groove 8, the connecting sleeve 5 is tightly locked on the outer shell 1 through a snap spring 10, the connecting sleeve 5 has a limiting effect on the star-shaped sleeve, the inner diameter of the connecting sleeve 5 is smaller than the size of the star-shaped sleeve, the star-shaped sleeve 2 is limited, the star-shaped sleeve 2 is prevented from being separated from the outer shell and plays a dustproof role, the star-shaped sleeve and the outer shell 1 are matched more stably through the integral structure, the anti-separation effect of the star-shaped sleeve is improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A limiting ball cage comprises a bell-shaped shell (1), a star-shaped sleeve (2) is sleeved inside the bell-shaped shell (1), and a steel ball (3) is arranged between the bell-shaped shell (1) and the star-shaped sleeve (2), and is characterized in that a limiting mechanism (4) is arranged at one end, provided with an opening, of the bell-shaped shell (1);
stop gear (4) including cup jointing and block adapter sleeve (5) on bell shell (1), the outer peripheral face that bell shell (1) has opening one end is equipped with sealed annular (6), sealed annular (6) inside is equipped with O type sealing washer (7), adapter sleeve (5) are the throat form, and the minimum internal diameter of adapter sleeve (5) is less than the diameter at star cover (2) outer peripheral face place.
2. The limiting ball cage according to claim 1, wherein a clamping groove (8) is formed in one side of the sealing ring groove (6), a locking portion (9) arranged along the circumferential direction of the connecting sleeve (5) is arranged at one end, connected with the bell-shaped shell (1), of the connecting sleeve (5), the locking portion (9) is sunken inwards and forms a protrusion on the inner wall of the connecting sleeve (5), the locking portion (9) is clamped with the clamping groove (8), and a clamping spring (10) is sleeved on the locking portion (9).
3. The limiting ball cage according to claim 1 or 2, wherein a plurality of reinforcing ribs (11) are arranged on the outer circumferential surface of the connecting sleeve (5), and the reinforcing ribs (11) are distributed at intervals along the circumferential direction of the connecting sleeve (5).
4. The limiting ball cage according to claim 1 or 2, wherein the surface of the star-shaped sleeve (2) and the inner wall of the outer race (1) are provided with a plurality of inclined raceways (12) which are circumferentially distributed at intervals, the inclined raceways (12) on the star-shaped sleeve (2) and the inclined raceways (12) on the outer race (1) are in one-to-one correspondence, the plurality of steel balls (3) are respectively positioned between the two corresponding inclined raceways (12), the back of each steel ball (3) is provided with a retainer (13), the retainer (13) is arranged between the star-shaped sleeve (2) and the outer race (1), and the star-shaped sleeve (2) and the outer race (1) are slidably connected with the retainer (13).
5. A limiting ball cage according to claim 4, characterized in that the number of steel balls (3) is set to six.
6. The caging ball cage of claim 1 or claim 2 wherein a retainer (14) is provided on the outside of the outer race (1), the retainer (14) being in socket engagement with the outer race (1).
7. The limiting ball cage according to claim 1 or 2, wherein a connecting shaft (15) is arranged on one side of the outer bell (1), and the outer bell (1) is welded with the connecting shaft (15).
8. The cage according to claim 7, characterized in that the connecting shaft (15) is provided with a plurality of oil grooves (16) on the surface, and the plurality of oil grooves (16) are arranged obliquely.
9. The limiting ball cage according to claim 1 or 2, wherein the end of the connecting sleeve (5) is fixedly provided with a flange (17) which is turned outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921444692.3U CN210859601U (en) | 2019-09-02 | 2019-09-02 | Spacing ball cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921444692.3U CN210859601U (en) | 2019-09-02 | 2019-09-02 | Spacing ball cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210859601U true CN210859601U (en) | 2020-06-26 |
Family
ID=71302980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921444692.3U Active CN210859601U (en) | 2019-09-02 | 2019-09-02 | Spacing ball cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210859601U (en) |
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2019
- 2019-09-02 CN CN201921444692.3U patent/CN210859601U/en active Active
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