CN204004316U - The integrated unit bearing master of bead bearing support subtracts assembly - Google Patents
The integrated unit bearing master of bead bearing support subtracts assembly Download PDFInfo
- Publication number
- CN204004316U CN204004316U CN201420333830.1U CN201420333830U CN204004316U CN 204004316 U CN204004316 U CN 204004316U CN 201420333830 U CN201420333830 U CN 201420333830U CN 204004316 U CN204004316 U CN 204004316U
- Authority
- CN
- China
- Prior art keywords
- bearing
- bevel gear
- inner race
- drive bevel
- bearing inner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 239000011324 bead Substances 0.000 title claims abstract description 34
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000002679 ablation Methods 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005461 lubrication Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
Landscapes
- General Details Of Gearings (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The integrated unit bearing master of a kind of bead bearing support subtracts assembly, relate to a kind of auto parts machinery, comprise that master subtracts housing, drive bevel gear, differential mechanism and driven wheel of differential assembly, drive bevel gear unit bearing, drive bevel gear unit bearing comprises bearing outer ring, bearing inner race A, B; Bearing inner race B upper end is provided with bead, and bearing inner race A endoporus is arranged on the optical axis of drive bevel gear wheel shaft, and the counterbore interference fit of bearing inner race B is arranged on the optical axis of drive bevel gear wheel shaft, and splined hole is arranged on the splined shaft of drive bevel gear wheel shaft; Bearing outer ring is enclosed within outside bearing inner race B, A, between the endoporus of this bearing outer ring and bearing inner race B, A cylindrical, tapered roller is installed, and the periphery of bearing outer ring is fixed on main subtracting on housing by link.The utility model is simple in structure, assembling is easy, and cost of production is low, has reduced driving tapered gear shaft abnormal in early stage wearing and tearing ablation risk, has improved the main intensity that subtracts housing and bearing outer ring, and its reliability is high, maintenance cost is low, is easy to promote the use of.
Description
Technical field
The utility model relates to a kind of auto parts machinery, and particularly the integrated unit bearing master of a kind of bead bearing support subtracts assembly.
Background technique
Automobile main reducer generally comprises main subtract housing, bearing support at present, bead, bead nut, setting sleeve, oil sealing, drive bevel gear, drive bevel gear bearing (2 tapered roller bearings or 1 double row bearing), differential mechanism and driven wheel of differential assembly, generally there is following defect in the automobile main reducer of this structure: 1. complex structure, assembly process is more; 2. assembly process precision prescribed is high, need to adjust bearing clearance etc., assembler is required high; 3. assembly process is many, and precision prescribed is high, needs a large amount of frocks; 4. the sliding system of drive bevel gear bearing and whole rear axle assy lubrication system UNICOM, the iron filings that in rear axle assy, lubricant oil contains, sand and dust etc. easily enter in drive bevel gear bearing, cause the ablation of wearing and tearing of driving tapered gear shaft abnormal in early stage; 5. the oil duct that drive bevel gear bearing lubrication system needs is slotted and is subtracted on shell and bearing support in main, is unfavorable for main reducing gear integral arrangement, and reduces main subtract shell and bearing support intensity; 6. because drive bevel gear bearing play is adjusted improper or has iron filings to enter main reducing gear lubrication system, easily cause driving tapered gear shaft abnormal in early stage wearing and tearing ablation, make main reducing gear poor reliability, maintenance period is shorter, and maintenance cost is higher.
Model utility content
The technical problems to be solved in the utility model is: provide a kind of simple in structure, assembling to be easy to the integrated unit bearing master of bead bearing support and to subtract assembly.
The technological scheme solving the problems of the technologies described above is: the integrated unit bearing master of a kind of bead bearing support subtracts assembly, comprise the main housing that subtracts, drive bevel gear, differential mechanism and driven wheel of differential assembly, the step-like wheel shaft that described drive bevel gear comprises bevel gear body and consists of optical axis and splined shaft, described differential mechanism and driven wheel of differential assembly comprise differential bearing, by dynamic bevel gear, differential assembly, the integrated unit bearing master of described bead bearing support subtracts assembly and also includes collection active conical tooth wheel support bearing, bearing support, bead assembly is in the drive bevel gear unit bearing of one, this drive bevel gear unit bearing comprises the bearing outer ring that plays bearing support effect, retainer, tapered roller, bearing inner race A, play the bearing inner race B of bead assembly effect, described bearing inner race B endoporus is the up-small and down-big step hole being comprised of splined hole and counterbore, the upper end of this bearing inner race B is provided with bead, described bearing inner race A endoporus is arranged on the optical axis of drive bevel gear wheel shaft, the mode of the counterbore employing interference fit of bearing inner race B is arranged on the optical axis of the drive bevel gear wheel shaft above bearing inner race A, the splined hole of bearing inner race B is adopted on the splined shaft that splined mode is arranged on drive bevel gear wheel shaft, and the top of drive bevel gear wheel shaft is by setting sleeve, bead nut location, locked, described bearing outer ring is enclosed within outside bearing inner race B, bearing inner race A, described retainer and tapered roller are installed between the cylindrical of the endoporus of this bearing outer ring and bearing inner race B, bearing inner race A, and the periphery of bearing outer ring is fixed on main subtracting on housing by link.
Further technological scheme of the present utility model is: the endoporus of described bearing outer ring is separately installed with oil sealing at the two ends up and down of tapered roller.
Owing to adopting said structure, the integrated unit bearing master of bead bearing support of the utility model subtracts assembly compared with prior art, has following beneficial effect:
1. simple in structure, assembling is easily:
Because subtracting assembly, the integrated unit bearing master of bead bearing support of the utility model comprises main subtract housing, drive bevel gear, differential mechanism and driven wheel of differential assembly, drive bevel gear unit bearing, wherein drive bevel gear unit bearing is integrated in one active conical tooth wheel support bearing, bearing support, bead assembly, not only simplify the structure, greatly reduced assembly process, and without adjusting bearing clearance, reduce the commissioning content of assembly process, reduced required precision and matching requirements.
2. reduce frock and drop into, reduce production costs:
Because the utility model has reduced assembly process, thereby also reduce frock input, not only reduced cost of production, also simplified assembly environment.
3. reduced driving tapered gear shaft abnormal in early stage wearing and tearing ablation risk:
Because the utility model is without carrying out the adjustment of drive bevel gear bearing play, and because bearing outer ring endoporus of the present utility model is separately installed with oil sealing at the two ends up and down of tapered roller, make drive bevel gear unit bearing have independently lubrication system, no longer with whole rear axle assy lubrication system UNICOM, reduced and easily entered the driving tapered gear shaft abnormal in early stage wearing and tearing ablation risk causing in drive bevel gear bearing because of iron filings that lubricant oil in rear axle assy contains, sand and dust etc.
4. difficulty of processing is low, reliability is high, life cycle is long, maintenance cost is low:
Owing to being that mode by interference fit positions between the bearing inner race B of the utility model drive bevel gear unit bearing and drive bevel gear wheel shaft, be to adopt the mode of interference fit to be arranged on the drive bevel gear wheel shaft optical axis of bearing inner race A top the counterbore of bearing inner race B, by the orientation type of this interference fit, not only can allow to have gap between the splined hole of bearing inner race B and the splined shaft of drive bevel gear wheel shaft, greatly reduce the difficulty of processing between splined hole and splined shaft; Can also make bearing inner race B can play the effect of bearing inner race, its reliability is high simultaneously; In addition, because the utility model has reduced driving tapered gear shaft abnormal in early stage wearing and tearing ablation risk, greatly improve the reliability of main reducing gear, extended life cycle, reduced maintenance cost.
5. improved the main intensity that subtracts housing and bearing outer ring:
Because bearing outer ring endoporus of the present utility model is separately installed with oil sealing at the two ends up and down of tapered roller, make drive bevel gear unit bearing have independently lubrication system, without oil duct fluting is located to main subtracting on housing and bearing outer ring, not only be conducive to the integral arrangement of main reducing gear, and improved the main intensity that subtracts housing and bearing outer ring.
Below, the technical characteristics that in conjunction with the accompanying drawings and embodiments the integrated unit bearing master of the bead bearing support of the utility model is subtracted to assembly is further described.
Accompanying drawing explanation
Fig. 1: the integrated unit bearing master of bead bearing support of the utility model subtracts the structural representation of assembly;
Fig. 2: the structural representation of drive bevel gear unit bearing;
In figure, the label declaration of each major part is as follows:
1-drive bevel gear unit bearing,
101-bearing outer ring, 102-retainer, 103-tapered roller, 104-bearing inner race A,
105-bearing inner race B, 1051-splined hole, 1052-counterbore, 1053-bead, 106-oil sealing,
2-drive bevel gear, 3-bead nut, 4-setting sleeve, 5-bolt,
6-master subtracts housing, 7-connecting bolt, and 8-differential bearing, 9-adjusting nut,
10-bearing cap, 11-bolt of bearing cap, 12-is by dynamic bevel gear, 13-differential assembly,
14-locking plate bolt, 15-locking plate, 16-guide bearing.
Embodiment
Embodiment one:
Disclosed in Fig. 1 is that the integrated unit bearing master of a kind of bead bearing support subtracts assembly, comprise main subtract housing 6, drive bevel gear 2, differential mechanism and driven wheel of differential assembly, the step-like wheel shaft that described drive bevel gear comprises bevel gear body and consists of optical axis and splined shaft, the bevel gear body bottom of this drive bevel gear 2 is provided with guide bearing 16; Described differential mechanism and driven wheel of differential assembly comprise connecting bolt 7, differential bearing 8, by dynamic bevel gear 12, differential assembly 13; Described master subtracts adjusting nut 9, bearing cap 10, bolt of bearing cap 11, the locking plate bolt 14 for locking adjusting nut 9, locking plate 15 is installed on housing 6.
The integrated unit bearing master of described bead bearing support subtracts assembly and also includes the drive bevel gear unit bearing 1 that integrates active conical tooth wheel support bearing, bearing support, bead assembly, this drive bevel gear unit bearing 1 comprise play bearing support effect bearing outer ring 101, retainer 102, tapered roller 103, bearing inner race A104, play the effect of bead assembly bearing inner race B105(referring to Fig. 2), described bearing inner race B105 endoporus is the up-small and down-big step hole being comprised of splined hole 1051 and counterbore 1052, the upper end of this bearing inner race B105 is provided with bead 1053, described bearing inner race A104 endoporus is arranged on the optical axis of drive bevel gear 2 wheel shafts, the mode of the counterbore 1052 employing interference fit of bearing inner race B105 is arranged on the optical axis of the drive bevel gear wheel shaft above bearing inner race A104, the splined hole 1051 of bearing inner race B is adopted on the splined shaft that splined mode is arranged on drive bevel gear 2 wheel shafts, the top of drive bevel gear 2 wheel shafts is by setting sleeve 4, bead nut 3 location, locked, described bearing outer ring 101 is enclosed within outside bearing inner race B105, bearing inner race A104, described retainer 102 and tapered roller 103 are installed between the cylindrical of the endoporus of this bearing outer ring 101 and bearing inner race B105, bearing inner race A104, and the periphery of bearing outer ring 101 is fixed on main subtracting on housing 6 by link bolt 5.
Described bearing outer ring 101 endoporus are separately installed with oil sealing 106 at the two ends up and down of tapered roller 103, this bearing outer ring 101 and main subtracting on housing all without being provided with oil duct fluting, make drive bevel gear unit bearing have independently lubrication system, the integral arrangement that is not only conducive to main reducing gear, has also improved the main intensity that subtracts housing and bearing outer ring.
Claims (2)
1. the integrated unit bearing master of bead bearing support subtracts assembly, comprise the main housing (6) that subtracts, drive bevel gear (2), differential mechanism and driven wheel of differential assembly, the step-like wheel shaft that described drive bevel gear comprises bevel gear body and consists of optical axis and splined shaft, described differential mechanism and driven wheel of differential assembly comprise differential bearing (8), by dynamic bevel gear (12), differential assembly (13), it is characterized in that: the integrated unit bearing master of described bead bearing support subtracts assembly and also includes collection active conical tooth wheel support bearing, bearing support, bead assembly is in the drive bevel gear unit bearing (1) of one, this drive bevel gear unit bearing (1) comprises the bearing outer ring (101) that plays bearing support effect, retainer (102), tapered roller (103), bearing inner race A(104), play the bearing inner race B(105 of bead assembly effect), described bearing inner race B(105) endoporus is the up-small and down-big step hole being comprised of splined hole (1051) and counterbore (1052), this bearing inner race B(105) upper end is provided with bead (1053), described bearing inner race A(104) endoporus is arranged on the optical axis of drive bevel gear (2) wheel shaft, bearing inner race B(105) counterbore (1052) adopts the mode of interference fit to be arranged on bearing inner race A(104) on the optical axis of the drive bevel gear wheel shaft of top, the splined hole of bearing inner race B (1051) is adopted on the splined shaft that splined mode is arranged on drive bevel gear (2) wheel shaft, the top of drive bevel gear (2) wheel shaft is by setting sleeve (4), bead nut (3) location, locked, described bearing outer ring (101) is enclosed within bearing inner race B(105), bearing inner race A(104) outside, the endoporus of this bearing outer ring (101) and bearing inner race B(105), bearing inner race A(104) cylindrical between described retainer (102) and tapered roller (103) are installed, the periphery of bearing outer ring (101) is fixed on to lead by link and subtracts on housing (6).
2. the integrated unit bearing master of bead bearing support according to claim 1 subtracts assembly, it is characterized in that: the endoporus of described bearing outer ring (101) is separately installed with oil sealing (106) at the two ends up and down of tapered roller (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333830.1U CN204004316U (en) | 2014-06-20 | 2014-06-20 | The integrated unit bearing master of bead bearing support subtracts assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420333830.1U CN204004316U (en) | 2014-06-20 | 2014-06-20 | The integrated unit bearing master of bead bearing support subtracts assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204004316U true CN204004316U (en) | 2014-12-10 |
Family
ID=52044319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420333830.1U Withdrawn - After Issue CN204004316U (en) | 2014-06-20 | 2014-06-20 | The integrated unit bearing master of bead bearing support subtracts assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204004316U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019213A (en) * | 2014-06-20 | 2014-09-03 | 方盛车桥（柳州）有限公司 | Main reducer assembly with unit bearing with integrated flange and bearing base |
| CN109695686A (en) * | 2018-12-07 | 2019-04-30 | 一汽解放汽车有限公司 | A kind of drive axle double speed decelerator structure of bi-bevel gear |
| CN109973588A (en) * | 2019-04-18 | 2019-07-05 | 一汽解放汽车有限公司 | A kind of gear ring support and the integrated structure of hub bearing |
-
2014
- 2014-06-20 CN CN201420333830.1U patent/CN204004316U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019213A (en) * | 2014-06-20 | 2014-09-03 | 方盛车桥（柳州）有限公司 | Main reducer assembly with unit bearing with integrated flange and bearing base |
| CN109695686A (en) * | 2018-12-07 | 2019-04-30 | 一汽解放汽车有限公司 | A kind of drive axle double speed decelerator structure of bi-bevel gear |
| CN109695686B (en) * | 2018-12-07 | 2024-02-23 | 一汽解放汽车有限公司 | Driving axle double-speed reducer structure with double bevel gears |
| CN109973588A (en) * | 2019-04-18 | 2019-07-05 | 一汽解放汽车有限公司 | A kind of gear ring support and the integrated structure of hub bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |