CN216554908U

CN216554908U - Hot plug rotating shaft

Info

Publication number: CN216554908U
Application number: CN202123055867.1U
Authority: CN
Inventors: 吴克桦; 邱凯; 钟小华; 吴雅楠
Original assignee: Guangzhou Rovma Auto Parts Co ltd
Current assignee: Guangzhou Rovma Auto Parts Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-05-17
Anticipated expiration: 2031-12-06

Abstract

The utility model belongs to the technical field of motor rotating shaft equipment, and particularly relates to a hot charging plug rotating shaft which comprises a shaft body, wherein a rotor baffle is arranged on the outer side of the shaft body, a mounting seat is arranged at one end of the rotor baffle, a plug is arranged at one end of the shaft body, a bearing baffle is arranged on the outer side wall of the middle part of the plug, a coupler baffle is arranged at one end of the plug, which is far away from the shaft body, a central hole is formed in the middle of the coupler baffle, and a coupler key groove is formed in the side wall of the coupler baffle. The shaft body, the plug and the clamping edge are arranged, so that the trouble of welding the plug and the shaft body can be avoided, the plug and the shaft body are connected through a hot-assembling process, the influence of torque force generated in the rotating process of the shaft body on the connection stability of the plug can be effectively reduced, and the shaft body and the plug are prevented from falling off; through setting up rotor fender and rotor keyway, it is more convenient to reach to make pivot and rotor be connected, and has changed the structure that traditional pivot and rotor kept off the integral type structure, makes the rotor keyway set up operating procedure more convenient, simplifies the production flow of pivot.

Description

Hot plug rotating shaft

Technical Field

The utility model relates to the technical field of motor rotating shaft equipment, in particular to a rotating shaft with a hot plug.

Background

The rotating shaft is a shaft which is necessary to be used for connecting main parts of a product and is used for bearing bending moment and torque in rotating work, the rotating shaft of the motor is a shaft which is used for driving the rotor to rotate in the motor, and the rotating shaft of the motor is connected with the rotor of the motor through interference fit to drive the rotor to rotate in the motor.

The prior art has the following problems:

1. most of the existing motor rotating shafts are fixedly connected with plugs through welding, but the welding falling condition is easily caused due to torque force applied in the rotating process of the rotating shafts, the welding operation is troublesome, and the production cost of the motor rotating shafts is increased;

2. most of existing motor rotating shafts are connected with the rotor through interference, but the interference connection is inconvenient to operate and troublesome in production process, and burden is increased for connection of the motor rotating shafts and the rotor.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a rotating shaft for a hot-plug, which solves the problems that the existing rotating shaft and a plug are easy to weld and fall off and the production process for interference connection between the rotating shaft and a rotating shaft is troublesome.

In order to achieve the purpose, the utility model provides the following technical scheme: hot dress end cap pivot, including the axle body, the axle body outside is provided with the rotor and keeps off, rotor fender one end is provided with the mount pad, axle body one end is provided with the end cap, end cap middle part lateral wall is provided with the bearing and keeps off, the one end that the axle body was kept away from to the end cap is provided with the shaft coupling fender, the shaft coupling keeps off the middle part and has seted up the centre bore, the shaft coupling keeps off the lateral wall and has seted up the shaft coupling keyway, the rotor keeps off both sides and has seted up the rotor keyway, the end cap lateral wall is provided with the card arris, the inside one end of keeping away from the end cap of axle body is provided with the spline.

As a preferred technical scheme of the utility model, the rotor block is in a ring shape with a hollow inner part, the inner diameter of the rotor block is matched with the outer diameter of the shaft body, the rotor block is positioned on the outer side of the middle part of the shaft body, and the outer side wall of the shaft body is welded and fixed with the rotor block.

As a preferred technical solution of the present invention, the mounting seat and the rotor stop are integrally configured, and an outer diameter of the mounting seat is slightly larger than that of the rotor stop.

As a preferred technical scheme of the utility model, the number of the rotor key grooves is two, the rotor key grooves are distributed on two sides of the rotor block, and the rotor key grooves penetrate through the side wall of the rotor block to divide the rotor block into two groups of semi-circular ring bodies.

As a preferred technical scheme of the utility model, the outer diameter of one end, close to the shaft body, of the plug is matched with the inner diameter of the shaft body, one end, close to the plug, of the shaft body is abutted against the plug through the clamping ridge, and the plug is spliced with the shaft body through the hot-assembling process.

As a preferred technical scheme of the utility model, the coupling baffle and the plug are integrally constructed, the coupling key groove is positioned on the side wall of the coupling baffle, and the central hole is communicated with the coupling key groove.

Compared with the prior art, the utility model provides the rotating shaft of the hot plug, which has the following beneficial effects:

1. this hot-packing end cap pivot, through setting up the axle body, end cap and card arris, through add the card arris in the end cap outside, make the end cap be close to the one end external diameter size and the internal diameter size looks adaptation of axle body, make the end cap insert the axle body and rather than stable connection through hot-packing technology, avoided end cap and axle body welded trouble, and the end cap is connected through hot-packing technology with the axle body, can effectively reduce the moment of torsion power that the axle body produced at the rotation in-process and cause the influence to the steadiness that the end cap is connected, avoid axle body and end cap to drop.

2. This hot charging end cap pivot, keep off and rotor keyway through setting up the rotor, keep off the both sides through keeping off at the rotor and offer the rotor keyway, make the rotor pass through the rotor keyway and be connected with the axle body, utilize the impetus of rotor keyway lateral wall to the rotor, it rotates to make the pivot drive the rotor, it is more convenient to make pivot and rotor be connected, and two sets of rotor keyways make the rotor keep off and form two sets of semicircle ring-types, it overlaps in the axle body outside through the welding to be convenient for the rotor keep off, the structure of traditional pivot and rotor fender integral type structure has been changed, it is more convenient to make the rotor keyway set up operating procedure, simplify the production flow of pivot.

Drawings

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

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic diagram of a coupling structure of the present invention.

In the figure: 1. a shaft body; 2. a rotor gear; 3. a mounting seat; 4. a plug; 5. a bearing block; 6. a coupling gear; 7. a central bore; 8. a coupler keyway; 9. a rotor keyway; 10. clamping edges; 11. a spline.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: hot dress end cap pivot, including axle body 1, the 1 outside of axle body is provided with rotor fender 2, be used for connecting rotor and pivot, 2 one ends of rotor fender are provided with

mount pad

3, 1 one end of axle body is provided with end cap 4, end cap 4 middle part lateral wall is provided with bearing fender 5, be used for connecting pivot and bearing, the one end that axle body 1 was kept away from to end cap 4 is provided with shaft coupling fender 6, be used for connecting the shaft coupling, centre bore 7 has been seted up at shaft coupling fender 6 middle part, shaft coupling keyway 8 has been seted up to 6 lateral walls of shaft coupling fender, be convenient for axle body 1 through end cap 4 and shaft coupling transmission turning force, rotor keyway 9 has been seted up to 2 both sides of rotor fender, be convenient for axle body 1 to drive the rotor and rotate, end cap 4 lateral wall is provided with card arris 10, make 1 one end of axle body and 4 butts of end cap, the inside one end of keeping away from end cap 4 of axle body is provided with spline 11.

In the embodiment, the rotor baffle 2 is in a hollow circular ring shape, the inner diameter of the rotor baffle 2 is matched with the outer diameter of the shaft body 1, the rotor baffle 2 is positioned outside the middle of the shaft body 1, and the outer side wall of the shaft body 1 is welded and fixed with the rotor baffle 2, so that the structure of the traditional integrated structure of the rotating shaft and the rotor baffle 2 is changed, the operation step of arranging the rotor key groove 9 is more convenient, and the production flow of the rotating shaft is simplified; the mounting seat 3 and the rotor block 2 are integrally constructed, the outer diameter of the mounting seat 3 is slightly larger than that of the rotor block 2, and the rotor is conveniently connected with the shaft body 1 through the rotor block 2; the rotor key grooves 9 are distributed on two sides of the rotor block 2, the rotor key grooves 9 penetrate through the side wall of the rotor block 2 to divide the rotor block into two groups of semi-circular ring bodies, the two groups of rotor key grooves 9 enable the rotor block 2 to form two groups of semi-circular ring shapes, and the rotor block 2 is conveniently sleeved on the outer side of the shaft body 1 in a welding mode; the outer diameter of one end, close to the shaft body 1, of the plug 4 is matched with the inner diameter of the shaft body 1, one end, close to the plug 4, of the shaft body 1 is abutted to the plug 4 through the clamping edge 10, the plug 4 is inserted into the shaft body 1 through a hot-fitting process, and the plug 4 is inserted into the shaft body 1 and stably connected with the shaft body through the hot-fitting process, so that the trouble of welding the plug 4 and the shaft body 1 is avoided, the influence of torque force generated by the shaft body 1 in the rotating process on the connection stability of the plug 4 can be effectively reduced, and the shaft body 1 and the plug 4 are prevented from falling off; the coupler stopper 6 and the plug 4 are integrally structured, the coupler key groove 8 is arranged on the side wall of the coupler stopper 6, and the central hole 7 is communicated with the coupler key groove 8, so that when the coupler stopper 6 is connected with a coupler, the coupler is limited by the coupler key groove 8.

The working principle and the using process of the utility model are as follows: the user is at first connected end cap 4 and axle body 1 through the hot-assembling technology, make end cap 4 insert axle body 1 inside, axle body 1 is close to end cap 4's one end and 10 butts of card arris, it causes the influence to the steadiness that end cap 4 is connected to reduce the moment of torsion that axle body 1 produced at the rotation in-process, avoid axle body 1 and end cap 4 to drop, then keep off 2 welded fastening in the axle body 1 outside with the rotor, two sets of rotor keyway 9 make rotor keep off 2 two sets of semicircle ring-type of formation, the structure of 2 integral type structures of traditional pivot and rotor fender has been changed, it is more convenient to make rotor keyway 9 set up operating procedure, pass through rotor keyway 9 with the axle body 1 with the rotor and be connected, utilize the pushing action of rotor keyway 9 lateral wall to the rotor, it rotates to make the pivot drive the rotor.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Hot dress end cap pivot, including axle body (1), its characterized in that: the utility model discloses a shaft structure, including axle body (1), bearing fender (5), end cap (4), rotor fender (2) one end is provided with mount pad (3), axle body (1) one end is provided with end cap (4), end cap (4) middle part lateral wall is provided with bearing fender (5), the one end that axle body (1) was kept away from in end cap (4) is provided with shaft coupling fender (6), centre bore (7) have been seted up at shaft coupling fender (6) middle part, shaft coupling keyway (8) have been seted up to shaft coupling fender (6) lateral wall, rotor keyway (9) have been seted up to rotor fender (2) both sides, end cap (4) lateral wall is provided with card arris (10), the inside one end of keeping away from end cap (4) of axle body (1) is provided with spline (11).

2. The hot plug spindle of claim 1, wherein: the rotor keeps off (2) and is inside hollow ring form, rotor keeps off (2) internal diameter size and axle body (1) external diameter size looks adaptation, rotor keeps off (2) and is in the axle body (1) middle part outside, axle body (1) lateral wall and rotor keep off (2) welded fastening.

3. The hot plug spindle of claim 1, wherein: the mounting seat (3) and the rotor block (2) are integrally constructed, and the outer diameter of the mounting seat (3) is slightly larger than that of the rotor block (2).

4. The hot plug spindle of claim 1, wherein: rotor keyway (9) quantity is two sets of, distributes in rotor fender (2) both sides, rotor keyway (9) run through rotor fender (2) lateral wall and separate into two sets of semi-torus with it.

5. The hot plug spindle of claim 1, wherein: the shaft plug is characterized in that the outer diameter of one end, close to the shaft body (1), of the plug (4) is matched with the inner diameter of the shaft body (1), one end, close to the plug (4), of the shaft body (1) is abutted to the plug (4) through a clamping edge (10), and the plug (4) is connected with the shaft body (1) in an inserting mode through a hot-assembling process.

6. The hot plug spindle of claim 1, wherein: the coupler is characterized in that the coupler retainer (6) and the plug (4) are integrally formed, the coupler key groove (8) is formed in the side wall of the coupler retainer (6), and the center hole (7) is communicated with the coupler key groove (8).