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CN-224224838-U - Novel drive axle

CN224224838UCN 224224838 UCN224224838 UCN 224224838UCN-224224838-U

Abstract

The utility model discloses a novel drive axle, the downside of a shell is provided with a first shaft seat, the downside of a cover plate is provided with a second shaft seat, the first shaft seat is correspondingly matched with the second shaft seat, the shell is matched with the cover plate and is connected with the cover plate through bolts, the first shaft seat is matched with the second shaft seat through bearings to form a driving shaft, one side of the driving shaft is fixedly provided with a driving gear, the driving gear is arranged on the inner sides of the first shaft seat and the second shaft seat, the middle part of the shell and the cover plate are matched with a driven gear, the driven gear is in transmission connection with the driving gear, the maintenance and the replacement of parts are convenient, each module can be independently designed and optimized, the device has a simple axle housing and hub seat connection structure, is convenient to assemble and improves the stability, avoids errors of stacking multiple parts, oil leakage is avoided through the arrangement of a second oil seal, the device is provided with a stepped structure between a supporting shaft and the hub seat, the load distribution is optimized, and the bearing capacity is improved.

Inventors

  • LI YI
  • MA JIANWEI
  • Teng Zhenwei
  • XU YANRU

Assignees

  • 临沂金盛机械配套有限公司

Dates

Publication Date
20260512
Application Date
20250623

Claims (7)

  1. 1. The novel drive axle is characterized by comprising a shell (1) and a cover plate (2), wherein a first axle seat (3) is arranged on the lower side of the shell (1), a second axle seat (4) is arranged on the lower side of the cover plate (2), the first axle seat (3) is correspondingly matched with the second axle seat (4), the shell (1) is matched with the cover plate (2) and is connected through bolts, a driving shaft (5) is arranged on the first axle seat (3) and the second axle seat (4) through bearing matching, a driving gear (6) is fixedly arranged on one side of the driving shaft (5), the driving gear (6) is arranged on the inner side of the first axle seat (3) and the second axle seat (4), a driven gear (10) is arranged on the middle part of the shell (1) and the cover plate (2) in a matched mode, the driven gear (10) is in transmission connection with the driving gear (6), a connecting seat (11) is connected with a cross axle seat (12) through bolts, the connecting seat (11) is fixedly arranged on the cross axle seat (12) through bolts, a cross axle seat (13) is fixedly arranged on one side of the driving shaft (5), a planetary gear (13) is arranged on the side of the driving axle seat (2), the side of casing (1), apron (2) all is provided with semi-axis ring flange (9) through the bearing, the tip of semi-axis ring flange (9) is provided with semi-axis bevel gear (15), both sides semi-axis bevel gear (15) cooperation and planetary bevel gear (14) transmission are connected, the side of casing (1), apron (2) all has axle housing (8) through threaded connection, the end connection of axle housing (8) has back shaft (16), the middle part of back shaft (16) is provided with the hole that runs through, the axle head of semi-axis ring flange (9) passes back shaft (16), axle housing (8), the inboard of the flange end of semi-axis ring flange (9) is through bolted connection hub seat (17), the middle part of hub seat (17) and the side cooperation of back shaft (16) and hub seat (17) are connected through the bearing between, one side of hub seat (17) is provided with brake drum (19), one side of back shaft (16) is provided with stopper (20), brake drum (20) cooperation with brake drum (19).
  2. 2. The novel drive axle of claim 1, wherein the side of the support shaft (16) is provided with a stepped structure, the middle part of the hub seat (17) is provided with a stepped structure matched with the stepped structure on the support shaft (16), and a plurality of bearings connected with the hub seat (17) and the support shaft (16) are uniformly matched and arranged on the stepped structure.
  3. 3. The novel drive axle of claim 1, wherein a sealing gasket is arranged between the flange end of the half-shaft flange plate (9) and the hub seat (17), a second oil seal (18) is arranged at the end part of the hub seat (17), and the second oil seal (18) is connected with the side face of the supporting shaft (16).
  4. 4. A novel drive axle according to claim 3, wherein the second oil seal (18) is a double lip oil seal.
  5. 5. A novel drive axle as claimed in claim 1, characterized in that the support shaft (16) is welded to the axle housing (8).
  6. 6. The novel driving axle of claim 1, wherein the driving shaft (5) is provided with a first oil seal (7) and the first oil seal (7) is connected with the second shaft seat (4).
  7. 7. The novel drive axle of claim 6, wherein the first oil seal (7) is a double-lip oil seal.

Description

Novel drive axle Technical Field The utility model relates to the technical field of drive axles, in particular to a novel drive axle. Background The micro loader is widely applied in the fields of construction, gardens and the like, and provides higher requirements for the bearing capacity and maintenance convenience of a drive axle, and the conventional drive axle technology can realize basic functions, but has the defects in structural design: 1. The integral drive axle needs to be integrally disassembled during maintenance due to high integration of components, is time-consuming and labor-consuming, and is not beneficial to the iterative optimization in the later period; 2. The axle housing is complicated with the connection structure of hub carrier, like multistage bearing and gasket stack, easily appear assembly error and sealed inefficacy, and the rim structure lacks the modularization optimization, and equipment and dismantlement inefficiency. These problems not only increase the cost of assembly and later maintenance, but also limit the reliability of the drive axle under high load conditions. Disclosure of utility model The utility model aims to solve the technical problems of the prior art and provides a novel drive axle to solve at least one of the technical problems. The technical scheme for solving the technical problems is as follows: the utility model provides a novel drive axle, includes casing, apron, the downside of casing is provided with first axle bed, the downside of apron is provided with the second axle bed, first axle bed and second axle bed correspond the cooperation, the casing is provided with the driving shaft through the bearing cooperation with the second axle bed, one side of driving shaft is fixed to be provided with the driving gear and the driving gear sets up in first axle bed, the second axle bed inboard, the middle part cooperation of casing and apron is provided with driven gear, driven gear and driving gear drive connection, the middle part of driven gear has the connecting seat through bolted connection, the connecting seat is provided with the cross axle cooperation fixed being provided with the cross axle, the cooperation is provided with the planet bevel gear on the cross axle, the side of casing, apron all is provided with the semi bevel gear through the bearing, the tip of semi bevel flange, the both sides the semi bevel gear cooperation is connected with the planet bevel gear drive, the side of casing, the apron all is provided with the hub axle through the connecting flange, the hub axle support hub support is provided with through the hub support shaft, the hub support shaft is provided with the axle hub support shaft through the end, the hub support shaft is provided with the inside through the hub support shaft, the hub support shaft is provided with the axle through the hub support shaft through the end, the brake is engaged with the brake drum. Further, the side of back shaft is provided with echelonment structure, the middle part of wheel hub seat is provided with the echelonment structure with the epaxial echelonment structure complex of back shaft, the bearing that wheel hub seat and back shaft are connected has a plurality of and even cooperation to set up on the echelonment structure. Further, a sealing gasket is arranged between the flange end of the half-shaft flange plate and the hub seat, and a second oil seal is arranged at the end part of the hub seat and connected with the side face of the supporting shaft. Further, the second oil seal is a double-lip oil seal. Further, the support shaft is welded to the axle housing. Further, a first oil seal is arranged on the driving shaft and connected with the second shaft seat. Further, the first oil seal is a double-lip oil seal. The beneficial effects of the utility model are as follows: the driving axle is divided into a plurality of relatively independent modules, so that maintenance and replacement of parts are facilitated, each module can be independently designed and optimized, the device has a simple axle housing and hub seat connection structure, is convenient to assemble and improves stability, errors of stacking of multiple parts are avoided, oil leakage is avoided through arrangement of the second oil seal, stability is improved, load distribution is optimized, and bearing capacity is improved through the step-shaped structure arranged between the supporting shaft and the hub seat. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schemat