CN220134546U - Differential gear ring meshing tool - Google Patents

Abstract

The utility model discloses a differential gear ring meshing tool which comprises a shell, wherein a driving shaft, a left half shaft and a right half shaft are rotatably arranged on the shell, a right driving gear is fixedly arranged on the driving shaft, a right left half shaft gear is fixedly arranged on the left half shaft, a right half shaft gear is fixedly arranged on the right half shaft, and a plurality of struts are fixedly arranged on the shell. The advantages are that: through setting up gyro wheel and cushion, can reduce the frictional force between pivot and the slide rail, the heat energy that can effectually reduce friction and produce for differential mechanism operating efficiency is higher, and life is longer, utilizes nut and screw rod to connect two half rails simultaneously and constitutes a slide rail, for original welding, it is more convenient to use nut and screw rod to connect the installation and dismantle, later stage easy maintenance.

Description

Differential gear ring meshing tool

Technical Field

The utility model relates to the technical field of differentials, in particular to a differential gear ring meshing tool.

Background

The automobile differential can realize a mechanism for rotating left and right (or front and rear) driving wheels at different rotation speeds. The gear ring meshing tool is the most important part in the differential mechanism and mainly comprises a left half shaft gear, a right half shaft gear, two planetary gears and a gear frame. The function is to make the left and right wheels roll at different speeds when the automobile turns or runs on uneven road, i.e. to ensure the pure rolling motion of the driving wheels at both sides.

The existing gear ring meshing tool has the following defects in the specific use process: 1. the sliding rail is arranged on the shell, the two planetary gears slide between the sliding rail, the sliding rail is annular, and the working efficiency of the differential mechanism can be influenced due to friction heat energy generated by sliding; 2. the slide rail adopts the welding, leads to planetary gear to dismantle comparatively difficultly.

Therefore, the novel differential gear ring meshing tool can be adopted to solve the defects in the prior art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a differential gear ring meshing tool.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a differential mechanism ring gear meshing frock, includes the shell, rotationally install drive shaft, left semi-axis and right semi-axis on the shell, fixed mounting right driving gear in the drive shaft, fixed mounting right left semi-axis gear on the left semi-axis, fixed mounting right semi-axis gear on the right semi-axis, fixed mounting has a plurality of pillars on the shell, a plurality of common fixed mounting has a slide rail on the pillar, slidable mounting has two cushion on the slide rail, two jointly rotate on the cushion and install a pivot, fixed mounting has two planetary gear with left semi-axis gear and his right semi-axis gear homogeneous phase meshing in the pivot, the slide rail comprises two semirails, two equal fixed mounting has two fixed plates on the semirail, every all set up a round hole on the fixed plate, matched with two through screw rod and nut fixed connection between the round hole, two all rotate on the cushion and install two diggers and the gyro wheel of slide rail offset.

In the differential gear ring meshing tool, the driving shaft is fixedly provided with the disc, and the shell is provided with the disc groove matched with the disc.

In the above-mentioned differential gear ring meshing frock, two with corresponding left semi-axis and right semi-axis matched with change cover on the shell fixed mounting, all fixed mounting has one with corresponding change cover matched with carousel on left semi-axis and the right semi-axis, two change and overlap all offer one with corresponding carousel matched with annular track groove.

In the differential gear ring meshing tool, a plurality of ball grooves are formed in each of the two turntables, and a ball which abuts against the track groove is arranged on each ball groove in a rolling mode.

In the differential gear ring meshing tool, two rotating blocks are fixedly arranged on the rotating shaft, and two rotating grooves matched with the corresponding rotating blocks are formed in the cushion blocks.

In the differential gear ring meshing tool, a plurality of supporting blocks are fixedly arranged on the sliding rail, and a rolling ball matched with the rotating shaft and the cushion block is arranged on each supporting block in a rolling mode.

Compared with the prior art, the utility model has the advantages that:

1: through setting up gyro wheel and cushion, can reduce the frictional force between pivot and the slide rail, can effectually reduce the heat energy that the friction produced for differential mechanism operating efficiency is higher, and life is longer.

2: through setting up fixed half, nut and screw rod, can dismantle the slide rail, for original welding, it is more convenient to use nut and screw rod to connect the installation and dismantle, later maintenance.

In summary, the friction force between the rotating shaft and the sliding rail can be reduced by arranging the rollers and the cushion blocks, the heat energy generated by friction can be effectively reduced, the operation efficiency of the differential mechanism is higher, the service life is longer, meanwhile, the nut and the screw are used for connecting the two half rails to form the sliding rail, and compared with original welding, the nut and the screw are used for connecting and installing and disassembling, and the later maintenance is convenient.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a schematic structural view of a differential gear ring meshing tool according to the present utility model;

FIG. 2 is an enlarged schematic detail view of the swivel part of FIG. 1;

FIG. 3 is an enlarged schematic detail of the rotor portion of FIG. 1;

fig. 4 is an enlarged schematic detail view of the slide rail portion of fig. 1.

In the figure: 1 shell, 2 driving shaft, 3 driving gear, 4 left half shaft, 5 left half shaft gear, 6 right half shaft gear, 7 rotating sleeve, 8 sliding rail, 9 rotating shaft, 10 planetary gear, 11 orbit groove, 12 turntable, 13 ball groove, 14 ball, 15 pillar, 16 fixed plate, 17 nut, 18 screw, 19 gyro wheel, 20 supporting block, 21 rolling ball, 22 cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a differential gear ring meshing tool comprises a housing 1, wherein a driving shaft 2, a left half shaft 4 and a right half shaft are rotatably mounted on the housing 1, a right driving gear 3 is fixedly mounted on the driving shaft 2, a right left half shaft gear 5 is fixedly mounted on the left half shaft 4, a right half shaft gear 6 is fixedly mounted on the right half shaft, a plurality of support posts 15 are fixedly mounted on the housing 1, a sliding rail 8 is fixedly mounted on the support posts 15 together, two cushion blocks 22 are slidably mounted on the sliding rail 8, a rotating shaft 9 is rotatably mounted on the two cushion blocks 22 together, two planetary gears 10 which are meshed with the left half shaft gear 5 and the right half shaft gear 6 are fixedly mounted on the rotating shaft 9, the sliding rail 8 is composed of two half rails, two fixing plates 16 are fixedly mounted on the two half rails, a round hole is formed in each fixing plate 16, two matched round holes are fixedly connected through a screw 18 and a nut 17, and two rolling wheels 19 which are rotatably mounted on the two cushion blocks 22 and abut against the sliding rail 8;

the following points are notable:

1. the driving shaft 2 is fixedly provided with a disc, the shell 1 is provided with a disc groove matched with the disc, and the function of the arrangement is to limit the driving shaft 2 and prevent the driving shaft from moving up and down.

2. The shell 1 is fixedly provided with two rotating sleeves 7 which are matched with the corresponding left half shaft 4 and right half shaft, the left half shaft 4 and the right half shaft are fixedly provided with a rotating disc 12 which is matched with the corresponding rotating sleeve 7, the two rotating sleeves 7 are provided with an annular track groove 11 which is matched with the corresponding rotating disc 12, and the effect of the arrangement is to limit the left half shaft 4 and the right half shaft and prevent the left half shaft 4 and the right half shaft from moving.

3. A plurality of ball grooves 13 are formed in the two turntables 12, balls 14 which are propped against the track grooves 11 are arranged on each ball groove 13 in a rolling mode, and the function of the arrangement is to reduce friction force, so that the left half shaft 4 and the right half shaft rotate more smoothly.

4. Two rotating blocks are fixedly arranged on the rotating shaft 9, and two cushion blocks 22 are provided with rotating grooves matched with the corresponding rotating blocks, so that the rotating blocks are arranged to rotate on the cushion blocks 22 with the rotating shaft 9 for centuries.

5. A plurality of supporting blocks 20 are fixedly arranged on the sliding rail 8, a rolling ball 21 matched with the rotating shaft 9 and the cushion block 22 is arranged on each supporting block 20 in a rolling mode, the function of the arrangement is to limit the rotating shaft 9 and prevent the rotating shaft 9 from moving, and meanwhile the function of the rolling ball 21 is to reduce friction force.

The driving shaft 2 drives the driving gear 3 to rotate, the driving gear 3 drives the left half-shaft gear 5 to rotate, the left half-shaft gear 5 rotates to drive the two planetary gears 10 to rotate around the sliding rail 8, meanwhile, the two planetary gears 10 also drive the rotating shaft 9 to rotate on the two cushion blocks 22, and the planetary gears 10 rotate to drive the right half-shaft gear 6 to rotate.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a differential mechanism ring gear meshing frock, includes shell (1), its characterized in that, rotate on shell (1) and install drive shaft (2), left semi-axis (4) and right semi-axis, fixed mounting right side drive gear (3) on drive shaft (2), fixed mounting right side left semi-axis gear (5) on left semi-axis (4), fixed mounting right side semi-axis gear (6) on the right semi-axis, fixed mounting has a plurality of pillars (15) on shell (1), and a plurality of common fixed mounting has a slide rail (8) on pillar (15), slidable mounting has two cushion blocks (22) on slide rail (8), two co-rotation installs a pivot (9) on cushion block (22), fixed mounting has two planetary gear (10) with left semi-axis gear (5) and his right semi-axis gear (6) homoenergetic, slide rail (8) are constituteed by two semi-rails, two equal fixed mounting have two fixed plates (16) on the semi-rail, every fixed plate (16) have one to offset two round holes (18) with two round holes, two round hole (17) are connected with each other round hole.

2. The differential gear ring meshing tool according to claim 1, wherein a disc is fixedly arranged on the driving shaft (2), and a disc groove matched with the disc is formed in the shell (1).

3. The differential gear ring meshing tool according to claim 1, wherein two rotating sleeves (7) matched with a corresponding left half shaft (4) and a corresponding right half shaft are fixedly arranged on the shell (1), a rotating disc (12) matched with the corresponding rotating sleeve (7) is fixedly arranged on each of the left half shaft (4) and the right half shaft, and an annular track groove (11) matched with the corresponding rotating disc (12) is formed in each of the two rotating sleeves (7).

4. A differential gear ring engagement tooling according to claim 3, characterized in that a plurality of ball grooves (13) are formed in both the turntables (12), and a ball (14) abutting against the track groove (11) is mounted on each ball groove (13) in a rolling manner.

5. The differential gear ring meshing tool according to claim 1, wherein two rotating blocks are fixedly mounted on the rotating shaft (9), and a rotating groove matched with the corresponding rotating block is formed in each of the two cushion blocks (22).

6. A differential gear ring meshing tool according to claim 1, characterized in that a plurality of supporting blocks (20) are fixedly arranged on the sliding rail (8), and a rolling ball (21) matched with the rotating shaft (9) and the cushion block (22) is arranged on each supporting block (20) in a rolling manner.