CN215861374U - Three-point convex snap ring connected pressure plate bearing unit - Google Patents
Three-point convex snap ring connected pressure plate bearing unit Download PDFInfo
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- CN215861374U CN215861374U CN202121444990.XU CN202121444990U CN215861374U CN 215861374 U CN215861374 U CN 215861374U CN 202121444990 U CN202121444990 U CN 202121444990U CN 215861374 U CN215861374 U CN 215861374U
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Abstract
The utility model relates to the field of a pressure plate bearing, in particular to a pressure plate bearing unit connected with a three-point convex snap ring, which is connected with a convex snap ring structure of a bearing outer ring through a pressure plate, the novel convex snap ring structure connection can realize the reliable connection of the pressure plate and a bearing body, avoids the risk of interference with other parts caused by the protruding end surface of a conventional clamping jaw, realizes the inner circumferential movement of the annular snap ring structure in a snap ring groove by arranging the annular snap ring structure into an annular shape and matching with the pressure plate and a snap ring groove of the bearing outer ring, avoids the risk of clamping the annular snap ring structure, the pressure plate and the bearing outer ring, realizes the free shrinkage of the convex snap ring by arranging the opening structure included angle of the convex snap ring at 20 degrees, realizes the centering of the convex part of the convex snap ring and the snap ring convex groove at the inner diameter of the pressure plate in a U-shaped snap ring groove by shrinkage of the opening structure, the assembly of the convex snap ring is convenient.
Description
Technical Field
The utility model relates to the field of platen bearings, in particular to a platen bearing unit connected by a three-point convex snap ring.
Background
The main difficult problem of present clamp plate bearing is exactly the connection cooperation problem of clamp plate and bearing inner race, and on clamp plate and bearing connection cooperation problem, the main means abroad is welding and riveting and with long-term application for patent protection, and domestic mainly comes block fit clamp plate and bearing through the snap ring.
The problem that products fail in advance due to the fact that stress concentration of a clamping ring groove of a bearing outer ring used for being connected with a clamping ring occurs to cause breakage of the bearing outer ring under the working condition that the bearing unit is subjected to large impact load in work and the pressure plate bearing unit is frequently caused by the phenomenon that the pressure plate and the bearing fall off due to the fact that the bearing unit is carried or is subjected to a certain vibration working condition in the using process of a conventional domestic and foreign pressure plate and bearing connection matching structure.
The pressure plate bearing unit connected by the three-point raised snap ring is provided because the connection mode of the conventionally arranged pressure plate structure deep groove ball bearing pressure plate and the bearing has very strict requirements on production, transportation and customer use in the use process, and the original arrangement structure is not suitable for mass production.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a platen bearing unit with a three-point raised snap ring connection to solve the problems set forth in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the pressing plate bearing unit connected with the three-point convex clamping ring comprises a pressing plate bearing unit connected with the three-point convex clamping ring and a pressing plate deep groove ball bearing, wherein the pressing plate deep groove ball bearing is formed by connecting a pressing plate with a bearing outer ring through the clamping ring, and the pressing plate is connected with the pressing plate deep groove ball bearing to form the pressing plate bearing unit.
The beneficial effect who so sets up is: by adopting the scheme, the pressing plate is connected with the convex snap ring structure of the bearing outer ring, the novel convex snap ring structure connection can realize that the pressing plate is reliably connected with the bearing body, the risk of interference with other parts caused by the protruding end face of the conventional clamping jaw is avoided, and the use and the installation are convenient.
Preferably, clamp plate internal diameter department circumferencial direction is provided with the card annular, the card annular sets up to U type groove, is being close to clamp plate internal diameter department terminal surface is provided with the protruding groove of snap ring the excircle circumferencial direction of bearing inner race one end has been seted up the card annular, the clamp plate with the bearing inner race passes through protruding snap ring is connected to the card annular.
The beneficial effect who so sets up is: adopt above-mentioned scheme, through clamp plate internal diameter department circumferencial direction is provided with the card annular, the card annular sets up to U type groove, is being close to clamp plate internal diameter department terminal surface is provided with the protruding groove of snap ring bearing outer race one end excircle circumferencial direction has been seted up the card annular, the clamp plate with the bearing inner race passes through protruding snap ring is connected to the card annular to realize that the clamp plate is connected with the bearing, form the clamp plate bearing unit.
Preferably, the raised snap ring comprises an annular snap ring structure, a raised structure and an opening structure.
The beneficial effect who so sets up is: adopt above-mentioned scheme, avoid snap ring and clamp plate and bearing inner race card dead risk through annular snap ring structure, make protruding snap ring freely shrink through open structure.
Preferably, the annular snap ring structure is arranged to be annular and matched with the press plate and the bearing outer ring snap ring groove.
The beneficial effect who so sets up is: adopt above-mentioned scheme, through annular snap ring structure sets up to ring shape, and with clamp plate and bearing inner race snap ring groove cooperation realize annular snap ring structure is in the motion of circle in the snap ring groove is avoided annular snap ring structure with the clamp plate reaches the dead risk of bearing inner race card.
Preferably, protruding snap ring protruding structure sets up to the circular arc arch, protruding structural the circular arc salient point with snap ring groove tank bottom elastic connection, protruding structure arrives through the card join in marriage the clamp plate reaches the bearing inner race in the snap ring groove, the baffle restriction of snap ring both sides protruding snap ring is outstanding the clamp plate reaches bearing inner race terminal surface.
The beneficial effect who so sets up is: adopt above-mentioned scheme, through protruding snap ring protruding structure sets up to the circular arc arch, protruding structural the circular arc salient point with card annular groove tank bottom elastic connection, protruding structure is arrived through the card-mate the clamp plate reaches the bearing inner race in the card annular, the baffle restriction of card annular both sides protruding snap ring is outstanding the clamp plate reaches bearing inner race terminal surface realizes protruding snap ring can only be in the motion of circumference in the card annular.
Preferably, the included angle of the opening structure of the raised clamping ring is set to be 20 degrees, and the raised part of the raised clamping ring and the raised groove of the clamping ring at the inner diameter of the pressing plate are in centering clamping fit with the U-shaped clamping ring groove.
The beneficial effect who so sets up is: adopt above-mentioned scheme, through protruding snap ring the open structure contained angle sets up to 20 and can realize protruding snap ring freely contracts, the bulge of protruding snap ring with the protruding groove centering block of clamp plate internal diameter department is joined in marriage the U type in the snap ring groove, pass through in this assembly process open structure contracts protruding snap ring can easily be realized protruding snap ring bulge with clamp plate internal diameter department the protruding groove centering of snap ring makes things convenient for protruding snap ring assembly.
Preferably, the number of the protrusions is determined by the shape structure of the pressing plate.
The beneficial effect who so sets up is: by adopting the scheme, the number of the bulges is determined by the outline structure of the pressing plate through the bulge structure, and the bulge structure can be effectively selected according to different outline structures of the pressing plate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a partial structure of the present invention;
FIG. 3 is an exploded front view of the structure of the present invention;
FIG. 4 is an exploded cross-sectional view of the structure of the present invention;
FIG. 5 is a front view of an annular snap ring structure of the construction of the present invention;
FIG. 6 is a schematic view of an annular snap ring structure of the present invention;
FIG. 7 is a sectional view of a pressing plate deep groove ball bearing with the structure of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a pressing plate bearing unit connected by a three-point convex clamping ring as shown in figures 1-7, which comprises a pressing plate deep groove ball bearing, wherein the pressing plate 1 of the pressing plate deep groove ball bearing is connected with a bearing outer ring 3 through a clamping ring 2, and the pressing plate 1 is connected with the pressing plate deep groove ball bearing to form the pressing plate bearing unit.
1 internal diameter department of clamp plate circumferencial direction is provided with card annular 11, card annular 11 sets up to U type groove, be provided with snap ring protruding groove 12 near 1 internal diameter department terminal surface of clamp plate, card annular 11 has been seted up to the outer disc circumferencial direction in 3 one ends of bearing inner race, protruding snap ring 2 is connected through card annular 11 to clamp plate 1 and bearing inner race 3, adopt above-mentioned scheme, be provided with card annular 11 through 1 internal diameter department circumferencial direction of clamp plate, card annular 11 sets up to U type groove, be provided with snap ring protruding groove 12 near 1 internal diameter department terminal surface of clamp plate, card annular 11 has been seted up to the outer disc circumferencial direction in 3 one ends of bearing inner race, clamp plate 1 and bearing inner race 3 connect protruding snap ring 2 through card annular 11, thereby realize that clamp plate 1 is connected with the bearing.
Protruding snap ring 2 includes annular snap ring structure 21, protruding structure 211, open structure 23, adopts above-mentioned scheme, avoids snap ring 2 and clamp plate 1 and 3 card dead risks of bearing inner race through annular snap ring structure 21, makes protruding snap ring 2 freely shrink through open structure 23.
Annular snap ring structure 21 sets up to ring shape, and with the cooperation of clamp plate 1 and bearing inner race 3 card annular 11, adopts above-mentioned scheme, sets up to ring shape through annular snap ring structure 21, and with the cooperation of clamp plate 1 and bearing inner race 3 card annular 11, realizes annular snap ring structure 21 and in 11 circumference motion of card annular, avoids annular snap ring structure 21 and clamp plate 1 and bearing inner race 3 card risk of dying.
Protruding structure 211 of protruding snap ring 2 sets up to the circular arc arch, circular arc bump 22 and 11 tank bottoms elastic connection of snap ring groove on the protruding structure 211, protruding structure 211 is in the snap ring groove 11 of clamp plate 1 and bearing inner race 3 through the joint, the protruding clamp plate 1 of the protruding snap ring 2 of baffle restriction and the 3 terminal surfaces of bearing inner race of 11 both sides of snap ring groove, adopt above-mentioned scheme, protruding structure 211 through protruding snap ring 2 sets up to the circular arc arch, circular arc bump 22 and 11 tank bottoms elastic connection of snap ring groove on the protruding structure 211, protruding structure 211 is in the snap ring groove 11 of clamp plate 1 and bearing inner race 3 through the joint, the protruding clamp plate 1 of the protruding snap ring 2 of restriction and the 3 terminal surfaces of bearing inner race of 11 both sides of snap ring groove, realize that protruding snap ring 2 only can be in 11 circumference motions in the snap ring groove.
23 contained angles of open structure of protruding snap ring 2 set up to 20, protruding snap ring 2's bulge and the snap ring bulge groove 12 centering block of 1 internal diameter department of clamp plate are joined in marriage in the card annular 11 of U type, adopt above-mentioned scheme, 23 contained angles of open structure through protruding snap ring 2 set up to 20 and can realize protruding snap ring 2 free shrinkage, the bulge of protruding snap ring 2 and the snap ring bulge groove 12 centering block of 1 internal diameter department of clamp plate are joined in marriage in the card annular 11 of U type, can easily realize protruding snap ring 2 bulge and the protruding groove 12 centering of 1 internal diameter department snap ring of clamp plate through the bulge of open structure 23 shrink protruding snap ring 2 in this assembling process, make things convenient for protruding snap ring 2 to assemble.
The number of the protrusions of the protrusion structure 211 is determined by the shape structure of the pressing plate 1, and by adopting the scheme, the number of the protrusions determined by the shape structure of the pressing plate 1 through the protrusion structure 211 can be effectively selected according to different shape structures of the pressing plate 1.
This practical theory of operation: the working principle is that when in assembly, a pressure plate 1 and a bearing outer ring 3 are firstly sleeved, then a snap ring 2 is placed in a gap between the pressure plate 1 and the bearing outer ring 3, a circular arc salient point structure 22 in the circumferential direction of the snap ring 2 is aligned with a snap ring convex groove 12 on the end surface of the inner diameter of the pressure plate 1, the snap ring 2 is contracted through an opening structure 23 on the snap ring 2 by using a riveting mode, the circular arc salient point structure 22 is clamped and matched in a U-shaped snap ring groove 11 and a snap ring groove 31, the pressure plate 1 is rotated in the circumferential direction to drive the snap ring 2 to move, meanwhile, the circular arc salient point structure 22 moves into the U-shaped snap ring groove 11 and is elastically pushed to the bottom of the U-shaped snap ring groove 11 through self elasticity, the circular arc salient point structure 22 is elastically connected with the U-shaped snap ring groove 11, the snap rings on two sides of the upper surfaces of the U-shaped snap ring groove 11 and the snap ring groove 31 are clamped, the axial movement of the snap ring is limited, so that the pressure plate 1 is connected with the bearing outer ring 3, the pressure plate 1 is respectively connected with the bearing outer ring 3 through the snap ring 2, and realizing a pressing plate deep groove ball bearing unit.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The pressing plate bearing unit connected by the three-point convex snap ring comprises a pressing plate deep groove ball bearing and is characterized in that: the pressing plate deep groove ball bearing is characterized in that a pressing plate is connected with an outer ring of a bearing through a clamping ring, and the pressing plate is connected with the pressing plate deep groove ball bearing to form a pressing plate bearing unit.
2. The platen bearing unit of a three-point raised snap ring connection of claim 1, wherein: the clamp plate internal diameter department circumferencial direction is provided with the snap ring groove, the snap ring groove sets up to U type groove, is being close to clamp plate internal diameter department terminal surface is provided with the protruding groove of snap ring the outer disc circumferencial direction in bearing inner race one end has been seted up the snap ring groove, the clamp plate with the bearing inner race passes through protruding snap ring is connected to the snap ring groove.
3. The platen bearing unit of a three-point raised snap ring connection of claim 2, wherein: the protruding snap ring comprises an annular snap ring structure, a protruding structure and an opening structure.
4. The platen bearing unit of a three-point raised snap ring connection of claim 3, wherein: the annular snap ring structure is arranged to be annular and matched with the press plate and the bearing outer ring snap ring groove.
5. The platen bearing unit of a three-point raised snap ring connection of claim 3, wherein: protruding snap ring protruding structure sets up to the circular arc arch, protruding structural the circular arc salient point with snap ring groove tank bottom elastic connection, protruding structure arrives through the block-in the clamp plate reaches the bearing inner race the snap ring inslot, the baffle restriction of snap ring both sides protruding snap ring is outstanding the clamp plate reaches bearing inner race terminal surface.
6. The platen bearing unit of a three-point raised snap ring connection of claim 3, wherein: the opening structure included angle of the protruding snap ring is set to be 20 degrees, the protruding part of the protruding snap ring and the snap ring protruding groove at the inner diameter of the pressing plate are in centering clamping fit with the U-shaped snap ring groove.
7. The platen bearing unit of a three-point raised snap ring connection of claim 3, wherein: the number of the bulges of the bulge structure is determined by the appearance structure of the pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444990.XU CN215861374U (en) | 2021-06-28 | 2021-06-28 | Three-point convex snap ring connected pressure plate bearing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121444990.XU CN215861374U (en) | 2021-06-28 | 2021-06-28 | Three-point convex snap ring connected pressure plate bearing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215861374U true CN215861374U (en) | 2022-02-18 |
Family
ID=80335740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121444990.XU Active CN215861374U (en) | 2021-06-28 | 2021-06-28 | Three-point convex snap ring connected pressure plate bearing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215861374U (en) |
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2021
- 2021-06-28 CN CN202121444990.XU patent/CN215861374U/en active Active
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