CN220910442U - Spherical gear shifting sliding block structure - Google Patents

Abstract

The utility model relates to a car spare part technical field that shifts specifically is a spherical slider structure that shifts, including tooth cover, shift fork, two sets of slider assemblies, drive shaft and the motor of shifting, two sets of slider assemblies rotate and connect at shift fork both ends, the tooth cover outside is equipped with the spout, two sets of slider assemblies sliding connection is in the spout, the drive shaft is fixed on the shift fork of shifting, the drive shaft is connected with the motor power of shifting. The gear shifting motor drives the driving shaft to enable the gear shifting fork to swing by a certain angle, the gear sleeve is pushed to move left and right by rotation of the gear shifting fork to realize gear shifting, the sliding block assembly slides in the sliding groove on the outer side of the gear sleeve in the process of moving left and right of the gear sleeve, the sliding block always slides in the sliding groove to replace the existing gear shifting fork to be in contact with the gear sleeve, abrasion can be reduced, and the problem that the existing gear shifting fork is serious in abrasion between the sliding block and the gear sleeve is solved.

Description

Spherical gear shifting sliding block structure

Technical Field

The utility model relates to the technical field of automobile gear shifting parts, in particular to a spherical gear shifting sliding block structure.

Background

The gear shifting is carried out by adopting a synchronizer in the traditional manual gearbox, the double-clutch gearbox, the new energy AMT and other gearboxes, and the traditional manual gearbox and the double-clutch gearbox generally adopt a planar sliding block structure due to low rotating speed, but the sliding block and the tooth sleeve are extremely severely worn due to high gear shifting rotating speed in the new energy AMT gearbox.

Disclosure of utility model

The utility model aims to provide a spherical shifting slide block structure so as to solve the problem of serious abrasion of a slide block and a tooth sleeve of the existing shifting fork shifting structure.

In order to achieve the above object, the basic scheme of the present utility model is as follows: the utility model provides a spherical slider structure of shifting, includes the tooth cover, shifts shift fork, two sets of slider assemblies, drive shaft and the motor of shifting, two sets of slider assemblies rotate and connect at shift fork both ends, the tooth cover outside is equipped with the spout, two sets of slider assemblies sliding connection is in the spout, on the fixed shift fork of drive shaft, the drive shaft is connected with the motor power of shifting.

The basic scheme has the beneficial effects that: the gear shifting motor drives the driving shaft to enable the gear shifting fork to swing for a certain angle, the rotation of the gear shifting fork pushes the gear sleeve to move left and right to realize gear shifting, the sliding block assembly slides in the sliding groove on the outer side of the gear sleeve in the process of moving the gear sleeve left and right, the sliding block always slides in the sliding groove to replace the sliding block of the existing gear shifting fork gear shifting structure to be in contact with the gear sleeve, and abrasion can be reduced.

Further, the sliding block assembly comprises a fixed shaft, a sliding block main body and a plurality of steel balls, wherein the fixed shaft is fixed on the sliding block main body, the steel balls are arranged on the side edges of the sliding block main body adjacent to the tooth sleeve, and the fixed shaft is rotationally connected to the end part of the gear shifting fork. The steel ball is used for replacing a plane to contact with the tooth sleeve, so that the contact area is reduced, friction is reduced, and abrasion is reduced.

Further, the gear shifting device further comprises a positioning shaft and a positioning plate, wherein the positioning shaft is fixed at a position symmetrical to the driving shaft on the gear shifting fork, the positioning shaft is rotationally connected to the positioning plate, and the positioning plate is provided with a mounting hole. The locating plate is fixed with the shell through the mounting hole on the locating plate, and the locating shaft and the locating plate can cooperate the drive shaft to stably support the shifting fork, so that the stability of the shifting fork is ensured.

Further, the driving shaft is connected with the gear shifting fork through a spline. The spline connection is good in neutrality, and the connection between the driving shaft and the gear shifting fork is stable.

Further, a plurality of steel balls are rotatably connected to the side edges of the slider body adjacent to the tooth sleeve. The sliding friction between the sliding block assembly and the tooth sleeve is changed into rolling friction through the rotation of the steel ball, so that the friction force is reduced, and the abrasion is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a slider assembly according to an embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Reference numerals in the drawings of the specification include: the gear sleeve 1, a gear shifting fork 2, a sliding block assembly 3, a driving shaft 4, a gear shifting motor 5, a positioning shaft 6, a positioning plate 7, a fixed shaft 8, a sliding block main body 9 and a steel ball 10.

Examples

Substantially as shown in figure 1: the spherical gear shifting sliding block structure comprises a gear sleeve 1, a gear shifting fork 2, two groups of sliding block assemblies 3, a driving shaft 4, a gear shifting motor 5, a positioning shaft 6 and a positioning plate 7, wherein the two groups of sliding block assemblies 3 are rotationally connected to two ends of the gear shifting fork 2, a sliding groove is formed in the outer side of the gear sleeve 1, the two groups of sliding block assemblies 3 are slidingly connected in the sliding groove, the sliding block assemblies 3 comprise a fixed shaft 8, a sliding block main body 9 and two steel balls 10, the fixed shaft 8 is fixed on the sliding block main body 9, the two steel balls 10 are rotationally connected to the side edges, adjacent to the gear sleeve 1, of the sliding block main body 9, and the fixed shaft 8 is rotationally connected to the end part of the gear shifting fork 2; the driving shaft 4 is connected with the gear shifting fork 2 through a spline, and the driving shaft 4 is in power connection with the gear shifting motor 5; the location axle 6 is fixed on shifting fork 2 with the position of drive shaft 4 symmetry, and location axle 6 rotates to be connected on locating plate 7, is equipped with the mounting hole on the locating plate 7, and it is fixed with the shell with locating plate 7 through the mounting hole on the locating plate 7, and location axle 6 and locating plate 7 can cooperate drive shaft 4 to shift fork 2 carry out steady support, guarantee the stability of shifting fork 2.

The specific implementation process is as follows: the gear shifting motor 5 drives the driving shaft 4 to enable the gear shifting fork 2 to swing a certain angle, the gear shifting fork 2 rotates to push the gear sleeve 1 to move left and right to realize gear shifting, the sliding block assembly 3 slides in the sliding groove on the outer side of the gear sleeve 1 in the process of moving the gear sleeve 1 left and right, the steel ball 10 is used for replacing a plane to be in contact with the gear sleeve 1, the contact area is reduced, friction is reduced, abrasion is reduced, sliding friction between the sliding block assembly 3 and the gear sleeve 1 is changed into rolling friction through rotation of the steel ball 10, friction force is reduced, and abrasion is reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application date or before the priority date, can know all the prior art in the field, and has the capability of applying the conventional experimental means before the date, and a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present utility model, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (5)

1. A spherical sliding block structure that shifts, its characterized in that: including the tooth cover, shift fork, two sets of slider assemblies, drive shaft and the motor of shifting, two sets of slider assemblies rotate and connect at shift fork both ends, the tooth cover outside is equipped with the spout, two sets of slider assemblies sliding connection is in the spout, on the fixed shift fork of drive shaft, drive shaft and the motor power connection of shifting.

2. The spherical shift slider structure according to claim 1, wherein: the sliding block assembly comprises a fixed shaft, a sliding block main body and a plurality of steel balls, wherein the fixed shaft is fixed on the sliding block main body, the steel balls are arranged on the side edges of the sliding block main body adjacent to the tooth sleeve, and the fixed shaft is rotationally connected to the end part of the gear shifting fork.

3. The spherical shift slider structure according to claim 1, wherein: the gear shifting device is characterized by further comprising a positioning shaft and a positioning plate, wherein the positioning shaft is fixed at a position symmetrical to the driving shaft on the gear shifting fork, the positioning shaft is rotationally connected to the positioning plate, and the positioning plate is provided with a mounting hole.

4. A spherical shift slider structure according to claim 3, wherein: the driving shaft is connected with the gear shifting fork through a spline.

5. The spherical shift slider structure according to claim 2, wherein: the steel balls are rotatably connected to the side edges of the slider body adjacent to the tooth sleeves.