CN216691827U

CN216691827U - Axial positioning locking type output shaft structure

Info

Publication number: CN216691827U
Application number: CN202122755374.2U
Authority: CN
Inventors: 王磊磊
Original assignee: Suzhou Weifuda Precision Machinery Manufacture Co ltd
Current assignee: Suzhou Weifuda Precision Machinery Manufacture Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-06-07
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses an axial positioning locking type output shaft structure which comprises a transmission shaft and an output shaft, wherein one end of the transmission shaft is provided with a connecting groove, a clamping block is fixedly connected inside the connecting groove, one end of the output shaft is fixedly connected with a connecting block matched with the connecting groove, one end of the connecting block is provided with a clamping groove matched with the clamping block, the outer side wall of the connecting block is provided with a first groove, a first spring is fixedly installed inside the first groove, one end of the first spring is fixedly connected with a positioning block, and the inner side wall of the connecting groove is provided with a positioning hole penetrating through the outer surface of the transmission shaft. According to the utility model, through the arrangement of the first groove, the first spring, the positioning block and the positioning hole, when the output shaft is installed, the positioning block can enter the positioning hole under the elastic force action of the first spring, so that the axial positioning effect is realized on the output shaft, the installation convenience of the output shaft is improved, and the working efficiency can be improved.

Description

Axial positioning locking type output shaft structure

Technical Field

The utility model relates to the technical field of output shafts, in particular to an axial positioning locking type output shaft structure.

Background

The output shaft is a shaft in the motor or the engine and is directly connected with a driving shaft (transmission shaft) to output torque and rotating speed.

At present, when the existing output shaft is connected with a driving shaft, the working efficiency of the output shaft during installation and disassembly is low due to the inconvenience of axial positioning operation.

Therefore, an axial positioning locking type output shaft structure is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide an axial positioning locking output shaft structure to solve the problems in the background art.

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

an axial positioning locking type output shaft structure comprises a transmission shaft and an output shaft arranged at one end of the transmission shaft, wherein a connecting groove is formed in one end of the transmission shaft, a clamping block is fixedly connected inside the connecting groove, a connecting block matched with the connecting groove is fixedly connected at one end of the output shaft, and a clamping groove matched with the clamping block is formed in one end of the connecting block;

first recess has been seted up to the lateral wall of connecting block, the inside fixed mounting of first recess has first spring, the one end fixedly connected with locating piece of first spring, set up the locating hole that runs through to the transmission shaft surface on the inside wall of spread groove.

Preferably, the output shaft is a stainless steel shaft.

Preferably, one end of the output shaft, which is far away from the transmission shaft, is provided with a shaft head, and the outer side wall of the shaft head is provided with a key groove.

Preferably, the number of the positioning blocks and the positioning holes is four, and the four positioning blocks and the four positioning holes are distributed in an annular array.

Preferably, a second groove is formed in one end of the clamping block, a second spring is fixedly mounted inside the second groove, a steel ball is fixedly connected to one end of the second spring, and an arc-shaped groove matched with the steel ball is formed in the inner bottom wall of the clamping groove.

Preferably, a limiting groove is formed in one end, close to the connecting groove, of the transmission shaft, a rubber pad is fixedly connected to the inner wall of the limiting groove, and a limiting rod matched with the limiting groove is fixedly connected to one side, close to the connecting block, of the output shaft.

Preferably, the number of the limiting grooves and the limiting rods is four, the four limiting grooves are distributed at one end of the transmission shaft in an annular array mode, and the four limiting rods are distributed at one end of the output shaft in an annular array mode.

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

1. according to the utility model, through the arrangement of the first groove, the first spring, the positioning block and the positioning hole, when the output shaft is installed, the positioning block can enter the positioning hole under the elastic action of the first spring, so that the axial positioning effect is realized on the output shaft, the installation convenience of the output shaft is improved, and the working efficiency can be improved;

2. according to the utility model, through the arrangement of the second groove, the second spring, the steel ball and the arc-shaped groove, after the output shaft is installed, the steel ball can be jacked into the arc-shaped groove under the elastic force action of the second spring, so that the output shaft and the transmission shaft are connected more firmly, and the stability of the output shaft is improved to a certain extent.

Drawings

FIG. 1 is a schematic structural view of a propeller shaft according to the present invention;

FIG. 2 is a schematic view showing a coupling structure of a transmission shaft and an output shaft according to the present invention;

FIG. 3 is a schematic sectional view of the connection between the transmission shaft and the output shaft of the present invention;

FIG. 4 is a schematic sectional end view of a propeller shaft according to the present invention;

fig. 5 is a schematic sectional view of an end portion of the output shaft of the present invention.

In the figure: 1. a drive shaft; 2. an output shaft; 3. connecting grooves; 4. a clamping block; 5. connecting blocks; 6. a card slot; 7. a first groove; 8. a first spring; 9. positioning blocks; 10. positioning holes; 11. a shaft head; 12. a keyway; 13. a second groove; 14. a second spring; 15. steel balls; 16. an arc-shaped slot; 17. a limiting groove; 18. a rubber pad; 19. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Please refer to fig. 1-5, an axial positioning locking type output shaft structure, including transmission shaft 1 and output shaft 2 installed at one end of transmission shaft 1, output shaft 2 is a stainless steel shaft, which can improve the corrosion resistance of output shaft 2, thereby improving the corrosion resistance of output shaft 2 in corrosive environment, prolong the service life of output shaft 2, connecting groove 3 has been seted up at one end of transmission shaft 1, inside fixedly connected with fixture block 4 of connecting groove 3, one end fixedly connected with of output shaft 2 and connecting block 5 of connecting groove 3 looks adaptation, draw-in groove 6 with fixture block 4 looks adaptation is seted up to one end of connecting block 5, when installing, insert connecting block 5 of output shaft 2 to connecting groove 3 of transmission shaft 1, fixture block 4 can be blocked in draw-in groove 6, realize the primary connection of output shaft 2 and transmission shaft 1.

Referring to fig. 2, one end of the output shaft 2, which is far away from the transmission shaft 1, is provided with a shaft head 11, a keyway 12 is formed in the outer side wall of the shaft head 11, and the shaft head 11 is used for connecting external equipment.

Refer to fig. 3, fig. 4 and fig. 5, first recess 7 has been seted up to connecting block 5's lateral wall, the inside fixed mounting of first recess 7 has first spring 8, first spring 8's one end fixedly connected with locating piece 9, set up the locating hole 10 that runs through to 1 surface of transmission shaft on the inside wall of spread groove 3, through first recess 7, first spring 8, the setting of locating piece 9 and locating hole 10, when installing output shaft 2, locating piece 9 can enter into in locating hole 10 under first spring 8's elastic force effect, play the axial positioning effect to output shaft 2, convenience when improving the installation of output shaft 2, thereby improve work efficiency.

Referring to fig. 3, 4 and 5, the number of the positioning blocks 9 and the positioning holes 10 is four, and the four positioning blocks 9 and the four positioning holes 10 are distributed in an annular array, so that the periphery of the output shaft 2 can be effectively positioned.

Referring to fig. 3, fig. 4 and fig. 5, a second groove 13 has been seted up to the one end of fixture block 4, the inside fixed mounting of second groove 13 has a second spring 14, the one end fixedly connected with steel ball 15 of second spring 14, the arc wall 16 with 15 looks adaptations of steel ball is seted up to the inner bottom wall of draw-in groove 6, through second groove 13, second spring 14, steel ball 15 and arc wall 16's setting, after output shaft 2 installation is accomplished, steel ball 15 can push into in arc wall 16 under the spring action of second spring 14, make output shaft 2 and transmission shaft 1's connection more firm.

Refer to fig. 1, fig. 4 and fig. 5, spacing groove 17 has been seted up to the one end that transmission shaft 1 is close to spread groove 3, the inner wall fixedly connected with rubber pad 18 of spacing groove 17, output shaft 2 is close to one side fixedly connected with of connecting block 5 and the gag lever post 19 of gag lever post 17 looks adaptation, the quantity of gag lever post 17 and gag lever post 19 all has four, four gag lever posts 17 are the one end that the annular array distributes at transmission shaft 1, four gag lever posts 19 are the one end of annular array distribution at output shaft 2, setting through gag lever posts 17 and gag lever post 19, during installation output shaft 2, gag lever post 19 can insert the gag lever post 17 in, play circumference limiting displacement to output shaft 2.

The implementation principle of the application is as follows: when the installation, the connecting groove 3 with the connecting block 5 of output shaft 2 aim at transmission shaft 1 inserts, simultaneously in fixture block 4 can block the draw-in groove 6, realize output shaft 2 and transmission shaft 1's initial joint, during installation output shaft 2, gag lever post 19 can insert in spacing groove 17, play circumference limiting displacement to output shaft 2, when installing output shaft 2, locating piece 9 can enter into locating hole 10 under first spring 8's elastic force effect in, play the axial positioning effect to output shaft 2, convenience when improving output shaft 2 installation, thereby improve work efficiency, after output shaft 2 installation is accomplished, steel ball 15 can push up under second spring 14's elastic force effect in arc wall 16, make output shaft 2 and transmission shaft 1's connection more firm.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An axial positioning locking type output shaft structure comprises a transmission shaft and an output shaft arranged at one end of the transmission shaft, and is characterized in that one end of the transmission shaft is provided with a connecting groove, a clamping block is fixedly connected inside the connecting groove, one end of the output shaft is fixedly connected with a connecting block matched with the connecting groove, and one end of the connecting block is provided with a clamping groove matched with the clamping block;

2. The output shaft structure of claim 1, wherein the output shaft is a stainless steel shaft.

3. The axial positioning locking type output shaft structure of claim 1, wherein a shaft head is arranged at one end of the output shaft far away from the transmission shaft, and a key groove is arranged on the outer side wall of the shaft head.

4. The axial positioning locking type output shaft structure of claim 1, wherein the number of the positioning blocks and the positioning holes is four, and the four positioning blocks and the four positioning holes are distributed in an annular array.

5. The axial positioning locking type output shaft structure of claim 1, wherein one end of the clamping block is provided with a second groove, a second spring is fixedly mounted inside the second groove, one end of the second spring is fixedly connected with a steel ball, and an inner bottom wall of the clamping groove is provided with an arc-shaped groove matched with the steel ball.

6. The axial positioning locking type output shaft structure of claim 1, wherein a limiting groove is formed at one end of the transmission shaft close to the connecting groove, a rubber pad is fixedly connected to the inner wall of the limiting groove, and a limiting rod matched with the limiting groove is fixedly connected to one side of the output shaft close to the connecting block.

7. The axial positioning locking type output shaft structure of claim 6, wherein the number of the limiting grooves and the limiting rods is four, four limiting grooves are distributed at one end of the transmission shaft in an annular array, and four limiting rods are distributed at one end of the output shaft in an annular array.