CN209781492U - through shaft bearing arrangement structure for through bridge assembly - Google Patents
through shaft bearing arrangement structure for through bridge assembly Download PDFInfo
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- CN209781492U CN209781492U CN201920257528.5U CN201920257528U CN209781492U CN 209781492 U CN209781492 U CN 209781492U CN 201920257528 U CN201920257528 U CN 201920257528U CN 209781492 U CN209781492 U CN 209781492U
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Abstract
the utility model provides a link up axle bearing arrangement structure for lining up axle assembly, wherein, the outer lane of link up axle bearing is equipped with the outer edge of round annular, bearing gland's inboard is the shoulder structure, the interior terminal surface top of link up axle bearing inner circle leans on the outer terminal surface of the shaft shoulder that links up the axle, the interior terminal surface top that the annular that links up the outer edge of axle bearing leans on the outer terminal surface of axle housing bearing frame, the hole in bearing gland ladder shaft hole and the annular that links up axle bearing are installed along the cooperation outward, the hole terminal surface in bearing gland ladder shaft hole presses on the outer terminal surface that links up axle bearing outer lane, and install adjusting shim between the hole terminal surface in bearing gland ladder shaft hole and the outer terminal surface that links up axle bearing outer lane, bearing gland's terminal surface fixed connection is on the outer terminal surface of axle housing bearing frame. The utility model discloses not only shortened the axial distance of axle housing bearing frame, alleviateed the weight of axle housing bearing frame, can also adjust the axial error who link up the axle bearing, further improved the reliability that link up the axle bearing.
Description
Technical Field
the utility model belongs to the technical field of the installation of automobile drive axle structural arrangement, concretely relates to link up axle bearing arrangement structure for link up axle assembly.
Background
In the arranging and installing process of the through shaft bearing of the existing automobile through bridge, one end of the bearing is axially positioned by adopting a shoulder of an axle housing bearing seat, and the other end of the bearing is pressed and limited by adopting a bearing pressing cover; in addition, due to the lack of an adjusting mechanism, the axial limiting error of the through shaft bearing is large, so that the through shaft bearing is easy to wear, and the reliability of the through shaft bearing is reduced.
Disclosure of Invention
To the defect that exists among the above-mentioned prior art, the utility model provides a link up axle bearing arrangement structure for lining up axle assembly has not only shortened the axial distance of axle housing bearing frame, alleviates the weight of axle housing bearing frame, can also adjust the axial error who link up axle bearing, further improves the reliability that link up axle bearing. With the attached drawings, the technical scheme of the utility model is as follows:
A through shaft bearing arrangement structure for a through axle assembly comprises a through shaft bearing 1, an axle housing bearing seat 2, a bearing gland 4, an oil seal 5 and a flange component, wherein the outer end of the outer ring of the through shaft bearing 1 is provided with a circle of annular outer edge along the radial direction;
the inner side of the bearing gland 4 is of a stepped hole structure;
The inner ring of the through shaft bearing 1 is matched with the shaft diameter of the through shaft 8, the inner end face of the inner ring of the through shaft bearing 1 abuts against the outer end face of the shaft shoulder of the through shaft 8, the outer ring of the through shaft bearing 1 is matched with the inner ring of the axle housing bearing seat 2, and the inner end face of the annular outer edge of the through shaft bearing 1 abuts against the outer end face of the axle housing bearing seat 2;
The bearing gland 4 is arranged at the outer end of the through shaft bearing 1, an inner hole of a stepped shaft hole of the bearing gland 4 is matched with the annular outer edge of the outer ring of the through shaft bearing 1, the end surface of the inner hole of the stepped shaft hole of the bearing gland 4 is pressed against the outer end surface of the outer ring of the through shaft bearing 1, an adjusting gasket 3 is arranged between the end surface of the inner hole of the stepped shaft hole of the bearing gland 4 and the outer end surface of the outer ring of the through shaft bearing 1, and the end surface of the bearing gland 4 is fixedly connected to the outer end surface of the axle housing;
the flange assembly is mounted on the end of the through shaft 8 with the inner end of the flange 6 bearing against the outer end face of the inner race of the bearing gland 4.
Further, the section of the annular outer edge is rectangular.
Furthermore, the radial outer side of the inner end face of the bearing gland 4 is provided with a circle of flange, a flange hole on the flange of the bearing gland 4 corresponds to a threaded hole on the outer end face of the axle housing bearing block 2, and the bearing gland 4 is fixed on the outer end face of the axle housing bearing block 2 through a bolt 7.
further, the flange assembly is composed of a flange 6, an O-ring 9 and a flange nut 10;
The flange 6 is in spline fit with the through shaft 8, the inner end face of the flange 6 abuts against the outer end face of the inner ring of the bearing gland 4, the O-ring 9 is mounted in an end face annular groove of the flange 6, the inner circular face of the O-ring 9 is matched with the through shaft 8, the outer circular face of the O-ring 9 is matched with the end face annular groove of the flange 6, the flange nut 10 is screwed in from a stepped mounting hole in the outer end of the flange 6 and is in threaded connection with a threaded section in the outer end of the through shaft 8, so that the O-ring 9 is compressed, and the axial fixation of the flange 6 is realized.
compared with the prior art, the beneficial effects of the utility model reside in that:
1. Through axle bearing arrangement structure, along radially addding the round annular outside in the outer end of lining up the axle bearing, through the outer interior terminal surface on edge of the annular of lining up the axle bearing and the cooperation of the outer terminal surface of axle housing bearing frame, the axial that realizes lining up the axle bearing is spacing, and this structure has shortened the axial distance of axle housing bearing frame, has effectively alleviateed the weight of axle housing bearing frame, is favorable to the lightweight of whole through axle assembly.
2. Run through among the axle bearing arrangement structure, be equipped with the adjusting shim structure between axle bearing and bearing gland matched with terminal surface, reduced the spacing error of axial that has a perfect understanding the axle bearing, effectively improve the reliability that has a perfect understanding the axle bearing.
Drawings
fig. 1 is a schematic diagram of an arrangement position of the through shaft bearing arrangement structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at I;
Fig. 3 is a schematic structural view of a through shaft bearing in the through shaft bearing arrangement structure of the present invention;
fig. 4a is a schematic end view of a bearing gland in the through shaft bearing arrangement structure of the present invention;
Fig. 4b is a cross-sectional view of the bearing gland in the through shaft bearing arrangement structure of the present invention.
in the figure:
1-through shaft bearing, 2-axle housing bearing seat, 3-adjusting gasket, 4-bearing gland,
5-oil seal, 6-flange, 7-bolt, 8-through shaft,
9-O-ring, 10-lug nut.
Detailed Description
For further explaining the technical scheme of the utility model, combine the description attached drawing, the concrete implementation of the utility model is as follows:
the utility model discloses a link up axle bearing arrangement structure for lining up axle assembly, as shown in fig. 1, link up axle bearing arrangement structure is applied to the axle assembly that link up among the automobile drive axle, plays the effect of location support to the axle tip that links up among the axle assembly.
As shown in fig. 2, the through shaft bearing arrangement includes a through shaft bearing 1, an axle housing bearing seat 2, a spacer 3, a bearing gland 4, an oil seal 5, a flange 6, a bolt 7, a through shaft 8, an O-ring 9, and a flange nut 10.
As shown in fig. 3, the through shaft bearing 1 is a double-row tapered roller bearing, a ring of annular outer edge is added to the outer end of the outer ring of the through shaft bearing 1 along the radial direction, and the section of the annular outer edge is rectangular.
as shown in fig. 4a and 4b, the inner side of the bearing gland 4 is a stepped hole structure, a circle of flanges is arranged on the radial outer side of the inner end surface of the bearing gland 4, and the flanges are of uniform petal-shaped structures, that is, except for the positions provided with the flange connecting holes, the rest positions can be subjected to material removing processing to reduce the weight of the bearing gland 4.
as shown in fig. 1 and 2, axle housing bearing frame 2 and the axle housing formula structure as an organic whole that link up the axle assembly, axle housing bearing frame 2 is the extension of axle housing, and its processing becomes the form of bearing frame and links up the axle bearing cooperation installation, joins in marriage for linking up the axle bearing and provides the support.
Based on the above-mentioned structural description to each important spare part, a link up axle bearing arrangement structure for lining up axle assembly specifically as follows:
As shown in fig. 2, the through shaft bearing 1 is sleeved on the diameter of the through shaft 8 and is supported and installed in the axle housing bearing seat 2, the inner ring of the through shaft bearing 1 is installed in a matching manner with the diameter of the through shaft 8, the inner end face of the inner ring of the through shaft bearing 1 abuts against the outer end face of the shaft shoulder of the through shaft 8, so that one end of the inner ring of the through shaft bearing 1 is axially positioned, the outer ring of the through shaft bearing 1 is installed in a matching manner with the inner ring of the axle housing bearing seat 2, the inner end face of the annular outer edge of the outer ring of the through shaft bearing 1 abuts against the outer end face of the axle housing bearing seat 2, and one end of the outer ring of the through shaft.
As shown in fig. 2, the bearing gland 4 is installed at the outer end of the through shaft bearing 1, the inner hole of the stepped shaft hole of the bearing gland 4 is installed in cooperation with the annular outer edge of the outer ring of the through shaft bearing 1, the end surface of the inner hole of the stepped shaft hole of the bearing gland 4 is pressed against the outer end surface of the outer ring of the through shaft bearing 1, so that the axial positioning of one end of the other end of the outer ring of the through shaft bearing 1 is realized, and the adjusting gasket 3 is installed between the end surface of the inner hole of the stepped shaft hole of the bearing gland 4 and the outer end surface of the outer ring of the through shaft bearing 1, so that the axial installation position of the through shaft bearing 1 is adjusted; the inner end face of the bearing gland 4 is attached to the outer end face of the axle housing bearing block 2, a flange hole in a flange of the bearing gland 4 corresponds to a threaded hole in the outer end face of the axle housing bearing block 2, and the bearing gland 4 is fixed on the outer end face of the axle housing bearing block 2 through bolts 7.
As shown in fig. 2, the inner side surface of the central hole of the flange 6 is installed in a matching manner with the spline shaft section of the through shaft 8 through a spline groove, and the inner end surface of the flange 6 abuts against the outer end surface of the inner ring of the bearing gland 4, so that the axial positioning of the other end of the inner ring of the through shaft bearing 1 is realized; the shaft diameter of the oil seal 5 is axially pressed in a gap between the bearing gland 4 and the flange 6 to realize the sealing of the inner through shaft bearing 1; the O-shaped ring 9 is arranged in the annular groove on the end surface of the flange 6, the inner circular surface of the O-shaped ring 9 is matched with the through shaft 8, and the outer circular surface of the O-shaped ring 9 is matched with the annular groove on the end surface of the flange 6; the flange nut 10 is screwed in from the stepped mounting hole at the outer end of the flange 6, is spirally connected on the thread section at the outer end of the through shaft 8 and is screwed tightly to press the O-shaped ring 9, so that the flange 6 is axially fixed.
Claims (4)
1. the utility model provides a link up axle bearing arrangement structure for link up axle assembly comprises link up axle bearing (1), axle housing bearing frame (2), bearing cover (4), oil blanket (5) and flange subassembly, its characterized in that:
the outer end of the outer ring of the through shaft bearing (1) is provided with a circle of annular outer edge along the radial direction;
The inner side of the bearing gland (4) is of a stepped hole structure;
the inner ring of the through shaft bearing (1) is installed in a matched mode with the shaft diameter of the through shaft (8), the inner end face of the inner ring of the through shaft bearing (1) abuts against the outer end face of a shaft shoulder of the through shaft (8), the outer ring of the through shaft bearing (1) is installed in a matched mode with the inner ring of the axle housing bearing seat (2), and the inner end face of the annular outer edge of the through shaft bearing (1) abuts against the outer end face of the axle housing bearing seat (2);
The bearing gland (4) is arranged at the outer end of the through shaft bearing (1), an inner hole of a stepped shaft hole of the bearing gland (4) is matched with the annular outer edge of the outer ring of the through shaft bearing (1), the end surface of the inner hole of the stepped shaft hole of the bearing gland (4) is pressed against the outer end surface of the outer ring of the through shaft bearing (1), an adjusting gasket (3) is arranged between the end surface of the inner hole of the stepped shaft hole of the bearing gland (4) and the outer end surface of the outer ring of the through shaft bearing (1), and the end surface of the bearing gland (4) is fixedly connected to the outer end surface of the axle housing bearing block (;
The flange assembly is mounted at the end of the through shaft (8), wherein the inner end of the flange (6) bears against the outer end face of the inner ring of the bearing gland (4).
2. a through-axle bearing arrangement for a through-axle assembly according to claim 1, characterized in that:
the section of the annular outer edge is rectangular.
3. a through-axle bearing arrangement for a through-axle assembly according to claim 1, characterized in that:
the radial outer side of the inner end face of the bearing gland (4) is provided with a circle of flange, a flange hole in the flange of the bearing gland (4) corresponds to a threaded hole in the outer end face of the axle housing bearing seat (2), and the bearing gland (4) is fixed on the outer end face of the axle housing bearing seat (2) through a bolt (7).
4. a through-axle bearing arrangement for a through-axle assembly according to claim 1, characterized in that:
the flange assembly consists of a flange (6), an O-ring (9) and a flange nut (10);
the flange (6) is in spline fit with the through shaft (8), the inner end face of the flange (6) abuts against the outer end face of the inner ring of the bearing gland (4), the O-shaped ring (9) is installed in the end face ring groove of the flange (6), the inner circular face of the O-shaped ring (9) is matched with the through shaft (8), the outer circular face of the O-shaped ring (9) is matched with the end face ring groove of the flange (6), the flange nut (10) is screwed in from the stepped mounting hole in the outer end of the flange (6) and is in threaded connection with the threaded section in the outer end of the through shaft (8), so that the O-shaped ring (9) is compressed, and the axial fixation of the flange (6) is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257528.5U CN209781492U (en) | 2019-02-28 | 2019-02-28 | through shaft bearing arrangement structure for through bridge assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920257528.5U CN209781492U (en) | 2019-02-28 | 2019-02-28 | through shaft bearing arrangement structure for through bridge assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209781492U true CN209781492U (en) | 2019-12-13 |
Family
ID=68796003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920257528.5U Active CN209781492U (en) | 2019-02-28 | 2019-02-28 | through shaft bearing arrangement structure for through bridge assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209781492U (en) |
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2019
- 2019-02-28 CN CN201920257528.5U patent/CN209781492U/en active Active
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