CN218347886U

CN218347886U - Input shaft for automobile transmission

Info

Publication number: CN218347886U
Application number: CN202222893807.5U
Authority: CN
Inventors: 蒋林; 翟定荣; 姜迪; 文广; 史有森
Original assignee: Wuhan Fengdong Thermal Technology Co ltd
Current assignee: Wuhan Fengdong Thermal Technology Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-01-20
Anticipated expiration: 2032-11-01

Abstract

The utility model provides a be used for driven input shaft of car, including the input shaft base member, the outer periphery fixed mounting of input shaft base member has parallel skewed tooth wheel cover, and the equal fixed mounting in both ends has the end connection base shaft about the input shaft base member, and the outer periphery fixed mounting of end connection base shaft has the spacing joint piece of a plurality of. The end part end socket and the socket base cylinder are both provided with wedge surfaces which are mutually matched, the socket base cylinder can be installed at one end of the end part connecting base shaft through a first bolt in a butt joint mode, butt joint installation and use are achieved, the end part end socket can be matched with the socket base cylinder, the second bolt is connected with the socket base cylinder through a second bolt, an annular limiting groove is formed between an annular limiting strip I and an annular limiting strip II, so that the end part end socket can be assembled and used with a first bearing, the first bearing is limited when installation of the first bearing is completed, the input shaft base body is favorably installed in the inner portion of the gearbox, and assembly efficiency is improved.

Description

Input shaft for automobile transmission

Technical Field

The utility model relates to a gearbox technical field, in particular to be used for driven input shaft of car.

Background

The input shaft is a shaft for power to enter the speed changer, the power enters the speed changer from the engine through the input shaft, then the input shaft drives the input gear on the shaft to transmit the power to the output gear to drive the output shaft to rotate and drive the differential mechanism to move, the automobile can move forward or backward, the input and the output are only well distinguished relative to the speed changer, one end of the input shaft is connected with the engine, therefore, the end is exposed outside, the exposed part can be directly seen, and the output shaft is in the speed changer and can be seen only by opening a shell of the speed changer;

the input shaft is installed in transmission housing's inside, and play inside with power input to the gearbox, current input shaft is when installing gearbox inside, need assemble with the help of the bearing with the gearbox, however, current input shaft tip adopts the mode that direct cover established the bearing to connect more, lead to the bearing housing to establish when the input shaft surface, be not convenient for fix a position the bearing of establishing on the input shaft surface, the problem of having the input shaft of being not convenient for to install the input shaft inside the reducing gear box, therefore, provide an input shaft for automobile transmission.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide an input shaft for a vehicle transmission to solve or alleviate the technical problems in the prior art, and at least provide a beneficial choice.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides an input shaft for automobile transmission, includes the input shaft base member, the outer periphery fixed mounting of input shaft base member has parallel skewed tooth wheel cover, and the equal fixed mounting in both ends has the end connection basic shaft about the input shaft base member, and the outer periphery fixed mounting of end connection basic shaft has a plurality of spacing joint piece one, the surface of end connection basic shaft is equipped with the cup joint rim plate, and the outer periphery of cup joint rim plate has seted up a plurality of joint straight notch, and the cup joint rim plate is close to spacing joint piece one-to-one and has seted up a plurality of joint notch, still includes front bearing installation mechanism, and front bearing installation mechanism sets up the front end at the input shaft base member, and front bearing installation mechanism includes the cup joint base member of cover at input shaft base member front end, and fixed mounting is at a plurality of spacing joint piece two and the cover of cup joint base member outer periphery in cup joint base member inner circle face and still includes the rear bearing, and rear bearing installation mechanism sets up the rear end at the input shaft base member, and the rear bearing installation mechanism is the same with front bearing installation mechanism structural component.

Preferably: the input shaft base body and the end part connecting base shafts on the left end and the right end are concentrically arranged, and the first limiting clamping blocks are circumferentially arranged at equal intervals by the axial lead of the end part connecting base shaft.

Preferably: the clamping notches and a limiting clamping block are adaptive to each other in structure size, and the clamping notches are arranged at intervals on the circumference with the axis of the sleeved wheel disc as the axis.

Preferably: the outer circumference of the end connection base shaft is attached to the inner circumference of the sleeved wheel disc, one end, far away from the input shaft base body, of the end connection base shaft is provided with a plurality of first internal thread holes, and the first internal thread holes are circumferentially arranged at equal intervals by taking the axial lead of the end connection base shaft as the axis.

Preferably: the outer periphery of the base sleeve is fixedly provided with a first annular limiting strip, one end, far away from the input shaft base body, of the base sleeve is sleeved with a plurality of connecting holes, a first bolt is arranged inside the connecting holes, one end of the first bolt penetrates through the connecting holes to be connected with a first internal thread hole in the end face of the end portion connected with the base shaft, and a second internal thread hole is formed in the surface of the base sleeve.

Preferably: spacing joint piece two and joint straight notch structure size looks adaptation, a plurality of spacing joint piece two is equipped with the axial lead of cup jointing a base section of thick bamboo as the equidistant circumference of axle center and arranges.

Preferably: the outer circumference of the end part end socket is fixedly provided with a second annular limiting strip, one end of the end part end socket, which is far away from the base sleeve, is provided with a notch, a second bolt is arranged inside the notch, and one end of the second bolt penetrates through the end part end socket and is connected with a second internal thread hole on the surface of the base sleeve.

Preferably: the end sealing head and the base sleeve are arranged concentrically, and wedge surfaces matched with each other are formed on the end sealing head and the base sleeve.

Preferably: the outer side of the front bearing mounting mechanism is provided with a first bearing, and the outer side of the rear bearing mounting mechanism is provided with a second bearing.

Preferably: the front bearing mounting mechanism and the rear bearing mounting mechanism are arranged in bilateral symmetry with the central line of the input shaft substrate.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. the utility model discloses the tip head all is formed with the face of carving that agrees with each other with cup jointing a base section of thick bamboo, cup joint a base section of thick bamboo and can install the one end of end connection basic shaft through a bolt butt joint, realize the butt joint installation and use, the tip head can mutually support with cup jointing a base section of thick bamboo, and utilize bolt two and cup joint a base section of thick bamboo and be connected, be formed with annular spacing groove between annular spacing one and the annular spacing two, so that can assemble the use with bearing one, thereby when accomplishing the installation to bearing one, reach spacing to bearing one, be favorable to installing the input shaft base in the interior of gearbox, the efficiency of assembly is improved.

2. The utility model discloses back bearing installation mechanism is the same with preceding bearing installation mechanism structural component, the outside of preceding bearing installation mechanism is equipped with bearing one, and back bearing installation mechanism's the outside is equipped with bearing two, preceding bearing installation mechanism and back bearing installation mechanism set up with the central line bilateral symmetry of input shaft base member, and preceding bearing installation mechanism and back bearing installation mechanism can be used for fixing a position equipment to bearing one and bearing two and use to in the inside of gearbox is installed to the input shaft base member.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a structural view of the end connection base shaft of the present invention;

FIG. 3 is a front sectional view of the present invention;

FIG. 4 is a first structural view of a base sleeve of the present invention;

FIG. 5 is a structural diagram of a second socket base of the present invention;

fig. 6 is a structural view of the end socket of the present invention.

Reference numerals: 1. an input shaft base; 2. a parallel bevel gear sleeve; 3. the end part is connected with a base shaft; 4. a first limiting clamping block; 5. sleeving a wheel disc; 6. clamping the straight notch; 7. sleeving a base cylinder; 8. a first bolt; 9. a second limiting clamping block; 10. an annular limiting strip I; 11. end sealing heads are arranged at the ends; 12. a second bolt; 13. an annular limiting strip II; 14. a first bearing; 15. and a second bearing.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-6, an input shaft for automobile transmission is provided, which comprises an input shaft base 1, a parallel bevel gear sleeve 2 is fixedly installed on the outer circumferential surface of the input shaft base 1, the parallel bevel gear sleeve 2 can transmit power to an output gear to drive the output shaft to rotate and drive a differential mechanism to move, thereby achieving the purpose of power transmission, end connection base shafts 3 are fixedly installed on the left and right ends of the input shaft base 1, a plurality of limit clamping blocks one 4 are fixedly installed on the outer circumferential surface of the end connection base shaft 3, the input shaft base 1 and the end connection base shafts 3 on the left and right ends are concentrically arranged, the limit clamping blocks one 4 are arranged at equal intervals on the axial lead of the end connection base shaft 3, a sleeve wheel disc 5 is arranged on the outer surface of the end connection base shaft 3, a plurality of clamping straight notches 6 are arranged on the outer circumferential surface of the sleeve wheel disc 5, the side, close to the first limit clamping block 4, of the sleeving wheel disc 5 is provided with a plurality of clamping notches, the clamping notches are matched with the first limit clamping blocks 4 in structural size, the clamping notches are arranged at intervals circumferentially by taking the axial lead of the sleeving wheel disc 5 as an axis, the outer circumferential surface of the end connecting base shaft 3 is attached to the inner circumferential surface of the sleeving wheel disc 5, one end, far away from the input shaft base body 1, of the end connecting base shaft 3 is provided with a plurality of first internal thread holes, the plurality of first internal thread holes are arranged at intervals circumferentially by taking the axial lead of the end connecting base shaft 3 as the axis, the front bearing mounting mechanism further comprises a front bearing mounting mechanism, the front bearing mounting mechanism is arranged at the front end of the input shaft base body 1, the front bearing mounting mechanism comprises a sleeving base cylinder 7 sleeved at the front end of the input shaft base body 1, a plurality of second limit clamping blocks 9 fixedly mounted on the inner circumferential surface of the sleeving base cylinder 7 and a head 11 sleeved on the outer circumferential surface of the sleeving base cylinder 7, the rear bearing installation mechanism is arranged at the rear end of the input shaft base body 1, the rear bearing installation mechanism and the front bearing installation mechanism are identical in structural composition, a first bearing 14 is arranged on the outer side of the front bearing installation mechanism, a second bearing 15 is arranged on the outer side of the rear bearing installation mechanism, the front bearing installation mechanism and the rear bearing installation mechanism are arranged in bilateral symmetry with the center line of the input shaft base body 1, and the front bearing installation mechanism and the rear bearing installation mechanism can be used for positioning, assembling and using the first bearing 14 and the second bearing 15 so as to install the input shaft base body 1 into the gearbox.

In this embodiment, specifically: the outer circumferential surface of the socket base cylinder 7 is fixedly provided with a first annular limiting strip 10, one end of the socket base cylinder 7, which is far away from the input shaft base body 1, is provided with a plurality of connecting holes, a first bolt 8 is arranged inside the connecting holes, one end of the first bolt 8 penetrates through the connecting holes to be connected with a first inner threaded hole on the end surface of the end portion connecting base shaft 3, the surface of the socket base cylinder 7 is provided with a plurality of second inner threaded holes, a second limiting clamping block 9 is matched with the structural size of the clamping straight notch 6, the plurality of second limiting clamping blocks 9 are circumferentially arranged at equal intervals by taking the axial lead of the socket base cylinder 7 as the axis, the outer circumferential surface of the end portion sealing head 11 is fixedly provided with a second annular limiting strip 13, one end of the end portion sealing head 11, which is far away from the socket base cylinder 7, is provided with a concave notch, a second bolt 12 is arranged inside the concave notch, one end of the second bolt 12 penetrates through the end portion sealing head 11 to be connected with the second inner threaded hole on the surface of the socket base cylinder 7, the end portion sealing head 11 and the socket base cylinder 7 are arranged concentrically, the end portion 11 and the socket base cylinder 7, the end portion 7 are both formed with a wedged surface, the bearing, the first limiting strip 14, and the bearing can be conveniently assembled in the first limiting strip 14, and the first limiting sleeve bearing 14, and the first limiting strip, so that the bearing can be assembled in the first limiting sleeve base cylinder 7, and the first limiting strip, and the bearing can be conveniently assembled in the first limiting strip, and assembled in the first limiting cylinder 14, and assembled.

The utility model discloses at the during operation: firstly, a sleeving wheel disc 5 is required to be sleeved on the outer surface of the end part connecting base shaft 3 at the left end and the right end of an input shaft base body 1, then, a sleeving base cylinder 7 can be sleeved on the end surface of the end part connecting base shaft 3, and the sleeving base cylinder 7 is connected with the end part connecting base shaft 3 through a first bolt 8;

then, the first bearing 14 is sleeved on one side of the first annular limiting strip 10, the end seal 11 is sleeved on one end of the sleeved base cylinder 7, and the second annular limiting strip 13 is connected with the sleeved base cylinder 7 through the second bolt 12, so that the first bearing 14 can be limited.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An input shaft for a motor vehicle transmission, comprising an input shaft base body (1), characterized in that: the outer circumferential surface of the input shaft base body (1) is fixedly provided with a parallel bevel gear sleeve (2), the left end and the right end of the input shaft base body (1) are fixedly provided with end connecting base shafts (3), and the outer circumferential surface of the end connecting base shafts (3) is fixedly provided with a plurality of limiting clamping blocks I (4);

the outer surface of the end part connecting base shaft (3) is provided with a sleeving wheel disc (5), the outer circumferential surface of the sleeving wheel disc (5) is provided with a plurality of clamping straight notches (6), and one side, close to the limiting clamping block I (4), of the sleeving wheel disc (5) is provided with a plurality of clamping notches;

the front bearing installation mechanism is arranged at the front end of the input shaft base body (1) and comprises a sleeving base cylinder (7) sleeved at the front end of the input shaft base body (1), a plurality of limiting clamping blocks II (9) fixedly arranged on the inner circumferential surface of the sleeving base cylinder (7) and an end sealing head (11) sleeved on the outer circumferential surface of the sleeving base cylinder (7);

the rear bearing mounting mechanism is arranged at the rear end of the input shaft base body (1), and is structurally the same as the front bearing mounting mechanism.

2. An input shaft for a vehicle transmission as defined in claim 1, wherein: the input shaft base body (1) and the end connection base shafts (3) on the left end and the right end are concentrically arranged, and the plurality of first limiting clamping blocks (4) are arranged at intervals in a circumferential mode by the axial lead of the end connection base shafts (3).

3. An input shaft for a vehicle transmission as defined in claim 1, wherein: the clamping notches and the first (4) limiting clamping blocks are adaptive to each other in structural size, and the plurality of clamping notches are arranged at intervals on the circumference of the shaft axis of the sleeving wheel disc (5).

4. An input shaft for a vehicle transmission as defined in claim 1, wherein: the outer circumferential surface of the end connecting base shaft (3) is attached to the inner circumferential surface of the sleeving wheel disc (5), one end, far away from the input shaft base body (1), of the end connecting base shaft (3) is provided with a plurality of first internal thread holes, and the plurality of first internal thread holes are circumferentially arranged at equal intervals by taking the axial lead of the end connecting base shaft (3) as an axis.

5. An input shaft for a vehicle transmission as defined in claim 1, wherein: the outer periphery fixed mounting who cup joints base section of thick bamboo (7) has annular spacing (10), cup joints base section of thick bamboo (7) and keeps away from input shaft base member (1) one end and has seted up a plurality of connecting hole, and the inside of connecting hole is equipped with bolt (8), and bolt (8) one end is passed the connecting hole and is connected with the internal thread hole one of end connection base shaft (3) terminal surface, cup joints the surface of base section of thick bamboo (7) and has seted up a plurality of internal thread hole two.

6. An input shaft for a vehicle transmission as defined in claim 1, wherein: spacing joint piece two (9) and joint straight notch (6) structure size looks adaptation, and a plurality of spacing joint piece two (9) are arranged as the equidistant circumference in axle center with the axial lead that cup joints basic cylinder (7) and are equipped with.

7. An input shaft for a vehicle transmission as defined in claim 1, wherein: the outer circumference of the end part sealing head (11) is fixedly provided with a second annular limiting strip (13), one end of the end part sealing head (11), which is far away from the base sleeve (7), is provided with a notch, a second bolt (12) is arranged inside the notch, and one end of the second bolt (12) penetrates through the end part sealing head (11) and is connected with a second internal thread hole in the surface of the base sleeve (7).

8. An input shaft for a vehicle transmission as defined in claim 1, wherein: the end sealing head (11) and the base sleeve (7) are arranged concentrically, and wedge surfaces which are mutually matched are formed on the end sealing head (11) and the base sleeve (7).

9. An input shaft for a vehicle transmission as defined in claim 1, wherein: the outer side of the front bearing mounting mechanism is provided with a first bearing (14), and the outer side of the rear bearing mounting mechanism is provided with a second bearing (15).

10. An input shaft for a vehicle transmission as defined in claim 1, wherein: the front bearing mounting mechanism and the rear bearing mounting mechanism are arranged in bilateral symmetry with the center line of the input shaft base body (1).