CN219650946U

CN219650946U - Half shaft assembly adopting grooving EBJ

Info

Publication number: CN219650946U
Application number: CN202320606701.4U
Authority: CN
Inventors: 张传星; 袁楚楠; 张玥
Original assignee: Xiangyang Enteen Yulong Transmission System Co ltd
Current assignee: Xiangyang Enteen Yulong Transmission System Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-09-08
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to the technical field of half shafts, in particular to a half shaft assembly adopting a grooving type EBJ. Its technical scheme includes ball cage universal joint, axostylus axostyle and integral key shaft, axostylus axostyle one end is connected with ball cage universal joint, the end of axostylus axostyle is close to edge position department and is provided with the arch, the end axle center position department of axostylus axostyle is provided with the draw-in groove near edge position department, and protruding being located inside the draw-in groove, one side axle center position department that the integral key shaft is close to the draw-in groove is provided with the inserted bar, and the inserted bar is located inside the jack, the inserted bar surface is provided with the through-hole, the end of axostylus axostyle front surface is close to bellied one side and is equipped with the counter bore, inside grafting of counter bore has the screw rod, and the screw rod end is located inside the through-hole. According to the utility model, the spline on the traditional half shaft is separated from the shaft rod, and only the spline part is required to be replaced after the spline part is worn, so that the maintenance cost is saved.

Description

Half shaft assembly adopting grooving EBJ

Technical Field

The utility model relates to the technical field of half shafts, in particular to a half shaft assembly adopting a grooving type EBJ.

Background

Half shafts are one of the most important components of an automotive transmission system that connect a differential to drive wheels.

In the existing automobile half axle, in the process of long-term meshing rotation of the spline and the gear, the spline is easy to wear, and after the spline is worn completely, the transmission cannot be carried out, usually the whole shaft rod with the spline is replaced, the maintenance cost is high, the material waste is serious, and therefore, the half axle assembly adopting the grooving EBJ is provided.

Disclosure of Invention

The utility model aims to provide a half shaft assembly adopting a grooving type EBJ, which is provided with the advantages that a spline on a traditional half shaft is separated from a shaft rod, and only the spline part is needed to be replaced after the spline part is worn, so that the maintenance cost is saved, and the problems that the whole shaft rod with the spline is needed to be replaced when the spline in the traditional automobile half shaft is worn completely, the maintenance cost is higher and the material waste is serious are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including ball cage universal joint, axostylus axostyle and integral key shaft, axostylus axostyle one end is connected with ball cage universal joint, the end of axostylus axostyle is close to edge position department and is provided with the arch, the end axle center position department of axostylus axostyle is provided with the draw-in groove near edge position department, and the arch is located inside the draw-in groove, one side axle center position department that the integral key shaft is close to the draw-in groove is provided with the inserted bar, and the inserted bar is located inside the jack, the inserted bar surface is provided with the through-hole, the end of axostylus axostyle front surface is close to bellied one side and is equipped with the counter bore, inside grafting of counter bore has the screw rod, and the screw rod end is located inside the through-hole.

Preferably, the ball cage universal joint and the outer surface of the shaft rod are sleeved with a dustproof sleeve, and the dustproof sleeve can prevent dust and impurities from entering the ball cage universal joint.

Preferably, the number of the protrusions is six, and the six protrusions are arranged at the position, close to the edge, of the tail end of the shaft rod in an equidistant mode in an annular array.

Preferably, six clamping grooves are formed in total, and the six clamping grooves are formed in an annular array and are equidistantly arranged at the position, close to the edge, of one end of the spline shaft.

Preferably, the two counter bores are arranged in total, the two counter bores are symmetrically arranged on one side, close to the bulge, of the front surface and the rear surface of the shaft rod, the two counter bores are internally inserted with screw rods, and the two screw rods are inserted into the through holes to lock the inserted bars positioned in the insertion holes.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through arranging the shaft rod, the spline shaft, the protrusions, the clamping grooves, the inserted link, the insertion holes, the counter bores and the screw rods, the purpose of separating the spline on the traditional half shaft from the shaft rod is achieved, when the spline part is worn, only the spline part needs to be replaced, the maintenance cost is saved, when the spline shaft is installed, the inserted link on the spline shaft is inserted into the insertion holes on the shaft rod, the protrusions on the shaft rod are respectively inserted into the clamping grooves on the spline shaft, the screw rods are screwed to enable parts of the screws to be inserted into the through holes, the connection and the fixation of the spline shaft and the shaft rod can be completed, and when the spline shaft is worn and needs to be replaced, the original spline shaft is detached and the new spline shaft is replaced, and the shaft rod does not need to be replaced.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a partial perspective view of the spline shaft of the present utility model;

fig. 4 is a schematic view of a partial main sectional structure of a shaft of the present utility model.

Reference numerals: 1. a ball cage universal joint; 2. a dust cover; 3. a shaft lever; 4. a protrusion; 5. a spline shaft; 6. countersink; 7. a screw; 8. a clamping groove; 9. a through hole; 10. a rod; 11. and a jack.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

As shown in fig. 1 to 4, the semi-axle assembly adopting the grooving EBJ provided by the utility model comprises a ball cage universal joint 1, a shaft rod 3 and a spline shaft 5, wherein one end of the shaft rod 3 is connected with the ball cage universal joint 1, the ball cage universal joint 1 is of an eight-steel ball structure, namely EBJ, the outer surfaces of the ball cage universal joint 1 and the shaft rod 3 are sleeved with a dust cover 2, the dust cover 2 can prevent dust impurities from entering the interior of the ball cage universal joint 1, the end of the shaft rod 3 is provided with protrusions 4 near the edge position, the protrusions 4 are totally provided with six protrusions, the six protrusions 4 are equidistantly arranged near the edge position of the end of the shaft rod 3 in an annular array, the end of the shaft rod 3 is provided with jacks 11, the outer surface of the spline shaft 5 is provided with spline grooves cut in a grooving mode, one end of the spline shaft 5 is provided with clamping grooves 8 near the edge position, the six clamping grooves 8 are totally arranged at the same, the six clamping grooves 8 are equidistantly arranged at the end of the spline shaft 5 near the edge position, the protrusions 4 are positioned in the clamping grooves 8, one side of the spline shaft 5 near one side of the clamping grooves 8 is provided with two countersinks 10 near the inner surfaces of the spline shaft rod 6, the two shafts 10 are symmetrically arranged at the two side surfaces of the two shafts 6 are respectively near the front of the countersinks 6, the two countersinks are symmetrically arranged at the two side surfaces of the two shafts 6 are respectively near the front surfaces of the two shafts 6 are respectively arranged at the two countersinks 6, and the two countersinks are symmetrically arranged at the front surfaces 6 are respectively near the front surfaces 6 respectively near the front surfaces of the two ends of the shafts 6 are respectively near the two countersinks 6.

According to the utility model, when the spline shaft 5 is installed, the inserted link 10 on the spline shaft 5 is inserted into the jack 11 on the shaft lever 3, the plurality of protrusions 4 on the shaft lever 3 are respectively inserted into the clamping grooves 8 on the spline shaft 5, the screw 7 is screwed to enable part of the protrusions to be inserted into the through holes 9, so that the connection and fixation of the spline shaft 5 and the shaft lever 3 can be completed, and when the spline shaft 5 is worn and needs to be replaced, the original spline shaft 5 is disassembled and the new spline shaft 5 is replaced, and the shaft lever 3 does not need to be replaced.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides an adopt semi-axis assembly of grooving EBJ, includes ball cage universal joint (1), axostylus axostyle (3) and integral key shaft (5), its characterized in that: the novel ball cage is characterized in that one end of the shaft rod (3) is connected with the ball cage universal joint (1), the tail end of the shaft rod (3) is provided with the bulge (4) close to the edge, the shaft center position of the tail end of the shaft rod (3) is provided with the jack (11), one end of the spline shaft (5) is provided with the clamping groove (8) close to the edge, the bulge (4) is located inside the clamping groove (8), the spline shaft (5) is provided with the inserting rod (10) close to the shaft center position of one side of the clamping groove (8), the inserting rod (10) is located inside the jack (11), the outer surface of the inserting rod (10) is provided with the through hole (9), one side of the front surface of the shaft rod (3) close to the bulge (4) is provided with the counter bore (6), the screw (7) is inserted inside the counter bore (6), and the tail end of the screw (7) is located inside the through hole (9).

2. A half shaft assembly employing a recessed EBJ as set forth in claim 1, wherein: the outer surfaces of the ball cage universal joint (1) and the shaft rod (3) are sleeved with a dustproof sleeve (2).

3. A half shaft assembly employing a recessed EBJ as set forth in claim 1, wherein: six protrusions (4) are arranged in total, and the six protrusions (4) are arranged at the position, close to the edge, of the tail end of the shaft lever (3) at equal intervals in an annular array.

4. A half shaft assembly employing a recessed EBJ as set forth in claim 1, wherein: six clamping grooves (8) are formed in total, and the six clamping grooves (8) are formed in an annular array and are equidistantly arranged at the position, close to the edge, of one end of the spline shaft (5).

5. A half shaft assembly employing a recessed EBJ as set forth in claim 1, wherein: two counter bores (6) are arranged in total, the two counter bores (6) are symmetrically arranged on one side, close to the bulge (4), of the front surface and the rear surface of the shaft lever (3), and screw rods (7) are inserted into the two counter bores (6).