CN211423197U

CN211423197U - Spline quick mounting structure

Info

Publication number: CN211423197U
Application number: CN202020036367.XU
Authority: CN
Inventors: 薛海义; 陈兴贵; 操雄生; 占蒙
Original assignee: Tangmo Transmission Machinery Wuxi Co ltd
Current assignee: Tangmo Transmission Machinery Wuxi Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-09-04
Anticipated expiration: 2030-01-08

Abstract

The utility model relates to the technical field of spline connection, in particular to a spline quick installation structure, which comprises a spline housing and a spline shaft, wherein the right end of the spline housing is fixedly connected with a connecting pipe, the right end of the connecting pipe is fixedly connected with a welding flange, the outer side of the spline shaft is provided with a rotating flange, the rotating flange is arranged at the right side of the welding flange, the inner wall surface of the spline housing is fixedly connected with an internal spline, the right end surface of the spline housing is provided with an internal guide angle, the outer end surface of the spline shaft is fixedly connected with an external spline, the left end surface of the spline shaft is provided with an external guide angle, the outer end surface of the spline shaft is provided with a thread groove, and the rotating flange is in threaded connection with the thread groove, the inner spline and the outer spline are staggered through the inner guide angle and the outer guide angle, so that the spline shaft and the spline sleeve can be assembled smoothly.

Description

Spline quick mounting structure

Technical Field

The utility model relates to a spline coupling technical field specifically is a quick mounting structure of spline.

Background

The spline connection is composed of an inner spline and an outer spline, both the inner spline and the outer spline are multi-tooth parts, the spline on the surface of the inner cylinder is the inner spline, the spline on the surface of the outer cylinder is the outer spline, the spline connection is the development of flat key connection on the number, and along with the development of the society, the application of the spline is more and more extensive, so the demand for a spline quick installation structure is increasing day by day.

Spline coupling is realized by the mutual dislocation fit of internal and external splines, but because of the structural reason of spline, there is the phenomenon that internal spline and external spline contradict each other when the hookup, lead to during the external spline can't insert the internal spline smoothly, need carry out calibration and try on many times to the spline, the installation effectiveness is low, and integral key shaft and spline housing generally are through flange joint, but the position that the integral key shaft inserted in the spline housing is unable to be confirmed, lead to the flange between integral key shaft and the spline housing to have certain gap, influence the stability between integral key shaft and the spline housing, therefore, propose a quick mounting structure of integral key to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spline mounting structure fast to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a quick mounting structure of spline, includes spline housing and integral key shaft, the right-hand member fixedly connected with of spline housing takes over, the integral key shaft is worn to establish the inboard of spline housing with taking over, the right-hand member fixedly connected with welding flange of taking over, welding flange sets up the outside at the integral key shaft, the outside of integral key shaft is provided with the rotating flange, the rotating flange sets up the right side at welding flange, the internal face fixedly connected with internal spline of spline housing, the internal guide angle has been seted up to the right-hand member face of spline housing, the outer terminal surface fixedly connected with external spline of integral key shaft, the external guide angle has been seted up to the left end face of integral key.

Preferably, the outer end surface of the spline shaft is provided with a thread groove, the rotating flange is arranged on the outer side of the thread groove, and the rotating flange is in threaded connection with the thread groove.

Preferably, the external splines and the external guide angles are uniformly distributed on the outer end face of the spline shaft, the internal splines and the internal guide angles are uniformly distributed on the inner wall face of the spline sleeve, and the external splines are in sliding connection with the internal splines.

Preferably, the shape of outer guiding angle is the arc setting, outer guiding angle and external splines fixed connection, and outer guiding angle sets up between adjacent external splines.

Preferably, the shape of the inner guiding angle is arc-shaped, the inner guiding angle is fixedly connected with the inner spline, and the inner guiding angle is arranged between the adjacent inner splines.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through components such as the interior guiding angle that sets up, outer guiding angle, can be when the integral key shaft inserts in the spline housing, through the clearance that exists between the outer guiding angle and the interior guiding angle increase external splines and between the internal spline to avoid the one end of external spline and internal spline to contradict each other and influence the inserting of integral key shaft, make internal spline and external spline stagger each other through interior guiding angle and outer guiding angle, the smooth assembly of the integral key shaft of being convenient for and spline housing.

2. The utility model discloses in, through the welding flange that sets up, rotate members such as flange, thread groove, can close soon with the thread of thread groove through rotating the flange and be connected, make the rotation flange can change its position at integral key epaxial when rotating to make the distance between rotation flange and the welding flange change, will rotate flange and welding flange and press close to, increase the stability of being connected between integral key shaft and the spline housing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the external spline structure of the present invention;

fig. 3 is a schematic view of the inner spline structure of the present invention.

In the figure: 1-spline housing, 2-connecting pipe, 3-welding flange, 4-spline shaft, 5-thread groove, 6-rotating flange, 7-external spline, 8-external guide angle, 9-internal spline and 10-internal guide angle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a spline quick installation structure comprises a spline housing 1 and a spline shaft 4, wherein the right end of the spline housing 1 is fixedly connected with a connecting pipe 2, the spline housing 1 is extended through the connecting pipe 2, the spline shaft 4 penetrates through the inner sides of the spline housing 1 and the connecting pipe 2, the right end of the connecting pipe 2 is fixedly connected with a welding flange 3, the spline housing 1 and the connecting pipe 2 can be fixed through the welding flange 3, the welding flange 3 is arranged on the outer side of the spline shaft 4, a rotating flange 6 is arranged on the outer side of the spline shaft 4, the rotating flange 6 is arranged on the right side of the welding flange 3, the rotating flange 6 and the welding flange 3 can be mutually fixed through bolts through the arrangement, an inner spline 9 is fixedly connected to the inner wall surface of the spline housing 1, an inner guide angle 10 is arranged on the right end surface of the spline housing 1, and an outer spline 7 is fixedly connected to the outer end surface of the, and the left end face of the spline shaft 4 is provided with an outer guide angle 8.

A plurality of long round holes are uniformly arranged on the welding flange 3 at intervals, and the welding flange is conveniently connected with the rotating flange 6.

The outer end face of the spline shaft 4 is provided with a thread groove 5, the rotating flange 6 is arranged on the outer side of the thread groove 5, the rotating flange 6 is in threaded connection with the thread groove 5, the rotating flange 6 can slide left and right on the outer side of the spline shaft 4 through the thread groove 5 when rotating, the position of the rotating flange 6 is adjusted, the external splines 7 and the external guide angles 8 are uniformly distributed on the outer end face of the spline shaft 4, the internal splines 9 and the internal guide angles 10 are uniformly distributed on the inner wall face of the spline housing 1, the external splines 7 are in sliding connection with the internal splines 9, the arrangement avoids relative rotation between the spline housing 1 and the spline shaft 4 through mutual dislocation matching of the external splines 7 and the internal splines 9, the external guide angles 8 are in arc-shaped arrangement, the external guide angles 8 are fixedly connected with the external splines 7, and the external guide angles 8 are arranged between the adjacent external splines 7, this kind of setting makes in the clearance between the adjacent external splines 7 is more conveniently inserted after the direction of external guide angle 8 to internal spline 9, the shape of internal guide angle 10 is the arc setting, internal guide angle 10 and internal spline 9 fixed connection, and internal guide angle 10 sets up between adjacent internal spline 9, and this kind of setting makes external spline 7 more conveniently insert in the clearance between adjacent internal spline 9 after the direction of 101.

The working process is as follows: in the utility model, firstly, the spline shaft 4 is inserted into the connecting pipe 2, and the spline shaft 4 and the spline housing 1 slide and approach each other, when the left end of the spline shaft 4 contacts with the right end of the spline housing 1, the external spline 7 contacts with the internal spline 9 at first, in the process of continuous sliding between the spline housing 1 and the spline shaft 4, the external spline 7 and the internal spline 9 contact with the internal guide angle 10 and the external guide angle 8 respectively through the guide of the external guide angle 8 and the internal guide angle 10, and under the guide of the internal guide angle 10 and the external guide angle 8, the left end of the external spline 7 and the right end of the internal spline 9 are staggered with each other, so that the external spline 7 and the internal spline 9 are staggered and adjacent to each other, when the spline housing 1 and the spline shaft 4 continue to slide later, the external spline 7 and the internal spline 9 slide relatively, through the staggered matching of the external spline 7 and the internal spline 9, the relative rotation between the spline housing 1 and the spline shaft 4 is avoided, afterwards, the rotating flange 6 is rotated, the rotating flange 6 is screwed with the thread of the thread groove 5, the rotating flange 6 can slide left and right along the spline shaft 4 when rotating, the position of the rotating flange 6 is adjusted, the rotating flange 6 can be in contact with the welding flange 3 after the spline shaft 4 is inserted into the spline housing 1 for different lengths, the rotating flange 6 and the welding flange 3 are mutually fixed through bolts, and the spline housing 1 and the spline shaft 4 are fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick mounting structure of spline, includes spline housing (1) and integral key shaft (4), its characterized in that: the right-hand member fixedly connected with of spline housing (1) takes over (2), integral key shaft (4) are worn to establish in spline housing (1) and the inboard of taking over (2), the right-hand member fixedly connected with welded flange (3) of taking over (2), welded flange (3) set up in the outside of integral key shaft (4), the outside of integral key shaft (4) is provided with rotating flange (6), rotating flange (6) set up the right side at welded flange (3), internal face fixedly connected with internal spline (9) of spline housing (1), internal guide angle (10) have been seted up to the right-hand member face of spline housing (1), the outer terminal surface fixedly connected with external spline (7) of integral key shaft (4), external guide angle (8) have been seted up to the left end face of integral key shaft (4).

2. A spline quick-mounting structure according to claim 1, characterized in that: the outer end face of the spline shaft (4) is provided with a thread groove (5), the rotating flange (6) is arranged on the outer side of the thread groove (5), and the rotating flange (6) is in threaded connection with the thread groove (5).

3. A spline quick-mounting structure according to claim 1, characterized in that: the outer spline (7) and the outer guide angle (8) are uniformly distributed on the outer end face of the spline shaft (4), the inner spline (9) and the inner guide angle (10) are uniformly distributed on the inner wall face of the spline sleeve (1), and the outer spline (7) is in sliding connection with the inner spline (9).

4. A spline quick-mounting structure according to claim 1, characterized in that: the shape of outer guiding angle (8) is the arc setting, outer guiding angle (8) and external splines (7) fixed connection, and outer guiding angle (8) set up between adjacent external splines (7).

5. A spline quick-mounting structure according to claim 1, characterized in that: the shape of interior guiding angle (10) is the arc setting, interior guiding angle (10) and internal spline (9) fixed connection, and interior guiding angle (10) set up between adjacent internal spline (9).