CN218948849U - Half shaft structure of wheel side assembly of driving axle of wheel type excavator - Google Patents
Half shaft structure of wheel side assembly of driving axle of wheel type excavator Download PDFInfo
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- CN218948849U CN218948849U CN202223273100.0U CN202223273100U CN218948849U CN 218948849 U CN218948849 U CN 218948849U CN 202223273100 U CN202223273100 U CN 202223273100U CN 218948849 U CN218948849 U CN 218948849U
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- shaft
- half shaft
- wheel
- abdication
- sleeve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The utility model discloses a half shaft structure of a wheel side assembly of a driving axle of a wheel type excavator, which comprises the following parts: the round nut component is used for fixing the hub brake drum component on the support shaft; the half shaft is a suspension type half shaft, and the axial fixing structure of the half shaft comprises a tooth sleeve and a check ring for an inner shaft and an outer shaft; the gear sleeve is locked on the hub brake drum assembly through a nut and a stud, the inner hole of the gear sleeve is provided with spline teeth, the half shaft is matched with the matched end of the gear sleeve by the spline teeth, the inner side of the half shaft spline teeth is provided with an inner side check ring mounting groove, the outer side of the half shaft spline teeth is provided with an outer side check ring mounting groove which is used as a mounting spigot of a shaft check ring, and the distance between the inner ends of the shaft check rings at the inner side and the outer side is 2-3mm greater than the height of the gear sleeve; the inner hole of the supporting shaft is provided with a tooth sleeve abdication hole for abdication of the tooth sleeve, and is provided with a shaft retainer ring abdication hole for abdication of the shaft retainer ring positioned at the inner retainer ring mounting groove, so that the inner shaft retainer ring is ensured not to interfere. The utility model has simple and compact structure, low manufacturing cost and safe and reliable use.
Description
Technical Field
The utility model relates to the technical field of wheel side assemblies of driving axles of wheel type diggers, in particular to a half shaft structure of the wheel side assembly of the driving axle of the wheel type diggers.
Background
The prior wheel type excavator drive axle is commonly provided with a flange type axle which is an integral forging. Due to the adoption of the integral forging structure, the cost investment of the related die is high, the related die is influenced by the structure, the half shafts with different lengths required by different wheel tracks cannot be commonly used, and the integral requirement of the wheel excavator is low, so that the flange type half shaft has the defects of high development cost and long development period as a special-shaped driving axle with limited required quantity.
Disclosure of Invention
The utility model aims to provide a wheel side assembly half-axle structure of a wheel type excavator driving axle, which has the advantages of simple and compact structure, low manufacturing cost and safe and reliable use.
In order to achieve the purpose, the wheel side assembly half-shaft structure of the wheel type excavator driving axle comprises a tooth sleeve 1, a nut 2, a double-end stud 3, a gasket 4, a wheel side end cover 5, a half shaft 6, a shaft retainer ring 7, a round nut component 8, a wheel hub brake drum component 9 and a supporting shaft 10; the round nut assembly 8 fixes the hub brake drum assembly 9 on the support shaft 10; the half shaft 6 is a suspension type half shaft, and the axial fixing structure of the suspension type half shaft comprises a tooth sleeve 1 and two shaft check rings 7 arranged on the inner side and the outer side of the tooth sleeve respectively; the gear sleeve 1 is locked on the hub brake drum assembly 9 through a nut 2 and a stud 3, spline teeth are arranged on an inner hole of the gear sleeve 1, the floating type half shaft is matched with the spline teeth at the matched end of the gear sleeve 1, an inner side check ring mounting groove 6-2 is formed in the inner side of the half shaft spline teeth, an outer side check ring mounting groove 6-1 is formed in the outer side of the half shaft spline teeth and is used as a mounting spigot of a shaft check ring 7, and the distance between the inner ends of the shaft check rings 7 on the inner side and the outer side is 2-3mm larger than the height of the gear sleeve 1; the inner hole of the supporting shaft 10 is provided with a tooth sleeve abdication hole 10-1 for abdication of the tooth sleeve 1, and is provided with a shaft retainer ring abdication hole 10-2 for abdication of the shaft retainer ring 7 positioned at the inner retainer ring mounting groove 6-2 so as to ensure that the inner shaft retainer ring 7 at the position cannot interfere.
The wheel type excavator driving axle wheel side assembly half shaft structure with the structure has the following technical characteristics and beneficial effects through improving the connection and the limiting structure of the half shaft:
1. the connecting structure of the half shaft is improved, when the wheel track of the driving axle is changed, the half shaft can be adjusted with the least cost, and the floating range of the suspended half shaft 6 is effectively limited by additionally arranging the outer side check ring mounting groove 6-1 and the inner side check ring mounting groove 6-2 on the suspended half shaft, so that the spline engagement strength of the half shaft 6 is ensured, and the purposes of connection mounting and limiting of the half shaft 6 are achieved.
2. Simple and compact structure, low manufacturing cost and safe and reliable use.
Drawings
FIG. 1 is a schematic diagram of the main cross-sectional structure of a half shaft structure of a drive axle wheel side assembly of a wheel excavator.
Fig. 2 is an enlarged schematic view of the partial sectional view of fig. 1.
Reference numerals: tooth sleeve 1, nut 2, stud 3, packing ring 4, wheel limit end cover 5, semi-axis 6, outside retaining ring mounting groove 6-1, inboard retaining ring mounting groove 6-2, for the axle retaining ring 7, round nut subassembly 8, wheel hub brake drum subassembly 9, back-up shaft 10, tooth sleeve hole 10-1, for the axle retaining ring hole 10-2 of stepping down.
Detailed Description
The axle shaft structure of the wheel side assembly of the wheel type excavator driving axle of the utility model is further described in detail below with reference to the accompanying drawings and the specific embodiments.
1-2, the wheel side assembly half-shaft structure of the wheel type excavator driving axle comprises a tooth sleeve 1, a nut 2, a double-end stud 3, a gasket 4, a wheel side end cover 5, a half shaft 6, a shaft retainer ring 7, a round nut component 8, a hub brake drum component 9 and a supporting shaft 10; the round nut assembly 8 fixes the hub brake drum assembly 9 on the support shaft 10; the half shaft 6 is a suspension type half shaft, and the axial fixing structure of the suspension type half shaft comprises a tooth sleeve 1 and two shaft check rings 7 arranged on the inner side and the outer side of the tooth sleeve respectively; the gear sleeve 1 is locked on the hub brake drum assembly 9 through a nut 2 and a stud 3, spline teeth are arranged on an inner hole of the gear sleeve 1, the floating type half shaft is matched with the spline teeth at the matched end of the gear sleeve 1, an inner side check ring mounting groove 6-2 is formed in the inner side of the half shaft spline teeth, an outer side check ring mounting groove 6-1 is formed in the outer side of the half shaft spline teeth and is used as a mounting spigot of a shaft check ring 7, and the distance between the inner ends of the shaft check rings 7 on the inner side and the outer side is 2-3mm larger than the height of the gear sleeve 1; the inner hole of the supporting shaft 10 is provided with a tooth sleeve abdication hole 10-1 for abdication of the tooth sleeve 1, and is provided with a shaft retainer ring abdication hole 10-2 for abdication of the shaft retainer ring 7 positioned at the inner retainer ring mounting groove 6-2 so as to ensure that the inner shaft retainer ring 7 at the position cannot interfere.
When in assembly, after the round nut assembly 8 fixes the hub brake drum assembly 9 on the support shaft 10, one end of the stud 3 is screwed into a bolt hole of the hub brake drum assembly 9; after installing a shaft retainer 7 on an inner retainer mounting groove 6-2 of the half shaft 6, sleeving the half shaft 6 into an inner hole of the supporting shaft 10; the tooth sleeve 1 passes through the stud 3 and then is sleeved on the half shaft 6, and then the other shaft check ring 7 is inserted into the outer check ring mounting groove 6-1 of the half shaft 6; finally, the wheel edge end cover 5 and the gasket 4 are sleeved, and the nut 2 is screwed.
Claims (1)
1. Wheel type dig quick-witted transaxle wheel limit assembly semi-axis structure, characterized by: the novel wheel hub brake drum comprises a tooth sleeve (1), a nut (2), a double-end stud (3), a gasket (4), a wheel side end cover (5), a half shaft (6), a shaft check ring (7), a round nut component (8), a wheel hub brake drum component (9) and a supporting shaft (10); the round nut component (8) is used for fixing the hub brake drum component (9) on the support shaft (10); the half shaft (6) is a suspension type half shaft, and the axial fixing structure of the suspension type half shaft comprises a tooth sleeve (1) and shaft check rings (7) arranged on the inner side and the outer side of the tooth sleeve respectively; the gear sleeve (1) is locked on the hub brake drum assembly (9) through a nut (2) and a stud (3), spline teeth are arranged on an inner hole of the gear sleeve (1), spline teeth are also arranged at the matched end of the suspension type half shaft and the gear sleeve (1) to be matched, an inner side check ring mounting groove (6-2) is arranged on the inner side of the spline teeth of the half shaft, an outer side check ring mounting groove (6-1) is arranged on the outer side of the spline teeth of the half shaft and is used as a mounting spigot of the shaft check ring (7), and the distance between the inner ends of the shaft check rings (7) on the inner side and the outer side of the shaft check ring is 2-3mm larger than the height of the gear sleeve (1); the inner hole of the supporting shaft (10) is provided with a tooth sleeve abdication hole (10-1) for abdication of the tooth sleeve (1), and is provided with a shaft retainer ring abdication hole (10-2) for abdication of a shaft retainer ring (7) positioned at the inner retainer ring mounting groove (6-2), so that the inner shaft retainer ring (7) at the position is ensured not to interfere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223273100.0U CN218948849U (en) | 2022-12-07 | 2022-12-07 | Half shaft structure of wheel side assembly of driving axle of wheel type excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223273100.0U CN218948849U (en) | 2022-12-07 | 2022-12-07 | Half shaft structure of wheel side assembly of driving axle of wheel type excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218948849U true CN218948849U (en) | 2023-05-02 |
Family
ID=86102032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223273100.0U Active CN218948849U (en) | 2022-12-07 | 2022-12-07 | Half shaft structure of wheel side assembly of driving axle of wheel type excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218948849U (en) |
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2022
- 2022-12-07 CN CN202223273100.0U patent/CN218948849U/en active Active
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