CN212318724U

CN212318724U - Mechanical variable-speed transmission device for automobile

Info

Publication number: CN212318724U
Application number: CN202020961144.4U
Authority: CN
Inventors: 官秋玉
Original assignee: Shaoguan Yikong Transmission Technology Co ltd
Current assignee: HARBIN LANXIANG MACHINERY MANUFACTURING Co.,Ltd.
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-08
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses an automobile mechanical variable speed transmission device, which comprises a case, an input shaft is longitudinally inserted in the left side of the upper end of the case, an output shaft is longitudinally inserted in the right side of the lower end of the case, a driving gear is arranged on the input shaft, a driven gear set and a driven gear which can be meshed with the driving gear are respectively arranged on the output shaft, and an adjusting device for adjusting the positions of the driven gear set and the driven gear is also arranged in the case, which has the advantages that the structure is reasonable and simple, the positions of the driven gear set and the driven gear can be adjusted through the arrangement of the adjusting device, so that the driving gear is meshed with the driven gear set or the driven gear, the rotating speed ratio of the driven gear set and the driven gear is different, the rotating speed of the output shaft is different, and the existing steering system can be adapted and adjusted towards the stable direction and, can be suitable for more users.

Description

Mechanical variable-speed transmission device for automobile

Technical Field

The utility model relates to an automobile mechanical type variable speed transmission.

Background

A series of devices for changing or maintaining the driving or reverse direction of a vehicle is called a vehicle steering system (steering system); the function of the automobile steering system is to control the driving direction of the automobile according to the intention of a driver; the steering system of an automobile is important to the driving safety of the automobile, so parts of the steering system of the automobile are called safety parts.

The steering driving of a steering wheel to wheels is usually adjusted according to a certain proportion, for a user needing stability, the steering wheel is too sensitive, the situation that the steering wheel is adjusted in an emergency situation is easy to occur, for a user seeking a control feeling, the steering wheel is not sensitive enough, and the control scale is large, so that the desired adjustment target can be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can adjust variable speed drive of steering wheel sensitivity.

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

a mechanical variable-speed transmission device for an automobile comprises a case, wherein an input shaft is longitudinally inserted in the left side of the upper end of the case, an output shaft is longitudinally inserted in the right side of the lower end of the case, a driving gear is arranged on the input shaft, a driven gear set and a driven gear which can be meshed with the driving gear are respectively arranged on the output shaft, and an adjusting device for adjusting the positions of the driven gear set and the driven gear is further arranged in the case.

Furthermore, the output shaft comprises a driving shaft and a secondary moving shaft, a cross groove is formed in the upper end of the driving shaft, a cross key capable of being matched with the cross groove is arranged at the lower end of the secondary moving shaft, and the driven gear is arranged on the secondary moving shaft.

Further, driven gear group is including setting up at the epaxial first gear of inferior moving the cover is equipped with the backup pad to the epaxial cover of rotation of inferior moving the backup pad lower surface rotates and installs the second gear that can mesh with first gear, the second gear can mesh with drive gear the backup pad upper surface is equipped with the guide post the quick-witted case upside inner wall is equipped with the direction recess, the guide post activity sets up in the direction recess.

Furthermore, the adjusting device comprises a hydraulic cylinder arranged on the inner wall of the lower side of the case, a connecting rod is arranged on a piston rod of the hydraulic cylinder, a rotating sleeve is rotatably sleeved on the secondary moving shaft, and the connecting rod is fixedly connected with the rotating sleeve.

Preferably, the outer ends of the input shaft and the output shaft are both provided with couplers.

Furthermore, the chassis comprises an upper shell and a lower shell, wherein the upper shell and the lower shell are fixedly connected through bolts and nuts.

To sum up, the utility model discloses for its beneficial effect of prior art is:

the utility model discloses a car mechanical type variable speed transmission, compared with the prior art, the advantage lies in simple rational in infrastructure, setting through adjusting device, can adjust driven gear group and driven gear's position, thereby select drive gear and driven gear group or driven gear meshing, driven gear group is different with driven gear's rotational speed ratio, thereby enable the rotational speed of output shaft different, and then can be with current steering system orientation stable direction with control two aspects of direction and remove the adaptation adjustment, can be applicable to more use crowds.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic half-sectional view of the present invention;

fig. 3 is a schematic partial cross-sectional view of the present invention;

fig. 4 is a schematic view of the output shaft of the present invention.

Description of reference numerals:

1. a chassis; 2. an input shaft; 3. an output shaft; 4. a drive gear; 5. a driven gear set; 6. a driven gear; 7. an adjustment device; 21. a drive shaft; 22. a secondary moving shaft; 23. a cross groove; 24. a cross key; 31. a first gear; 32. a support plate; 33. a second gear; 34. a guide post; 35. a guide groove; 41. a hydraulic cylinder; 42. a connecting rod; 43. rotating the sleeve; 61. an upper housing; 62. a lower housing.

Detailed Description

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

a mechanical speed-change transmission for a vehicle as shown in fig. 1 to 3, in which the specific embodiment is as follows: the device comprises a case 1, wherein the case 1 comprises an upper case 61 and a lower case 62, the upper case 61 and the lower case 62 are fixedly connected through bolts and nuts, an input shaft 2 is longitudinally inserted in the left side of the upper end of the case 1, an output shaft 3 is longitudinally inserted in the right side of the lower end of the case 1, the outer end parts of the input shaft 2 and the output shaft 3 are respectively provided with a coupling, the input shaft 2 is provided with a driving gear 4, the output shaft 3 is respectively provided with a driven gear set 5 and a driven gear 6 which can be meshed with the driving gear 4, the case 1 is also internally provided with an adjusting device 7 for adjusting the positions of the driven gear set 5 and the driven gear 6, the positions of the driven gear set 5 and the driven gear 6 can be adjusted through the arrangement of the adjusting device 7, so that the driving gear 4 is selected to be meshed with the driven gear set 5 or the driven gear 6, and the rotating, thereby can make output shaft 3's rotational speed different, and then can go the adaptation adjustment with two aspects of current a steering system orientation steady direction and control the direction, can be applicable to more user groups.

Referring to fig. 3, the output shaft 3 includes a driving shaft 21 and a secondary moving shaft 22, a cross-shaped groove 23 is formed at the upper end of the driving shaft 21, a cross-shaped key 24 capable of being matched with the cross-shaped groove 23 is formed at the lower end of the secondary moving shaft 22, the driven gear 6 is arranged on the secondary moving shaft 22, and the secondary moving shaft 22 moves along the cross-shaped groove 23 through the cross-shaped key 24, and further moves up and down along the driving shaft 21 and can drive the driving shaft 21 to rotate.

The utility model discloses in driven gear group 5 is including setting up the first gear 31 on inferior moving axis 22 last rotation cover is equipped with backup pad 32 in backup pad 32 lower surface rotation installs the second gear 33 that can mesh with first gear 31, second gear 33 can mesh with drive gear 4 backup pad 32 upper surface is equipped with guide post 34 machine case 1 upside inner wall is equipped with direction recess 35, the activity of guide post 34 sets up in direction recess 35, through drive gear 4 and the meshing of second gear 33, makes second gear 33 rotate, and second gear 33 rotates and drives first gear 31 and rotate, and then drives output shaft 3 and rotate, and guide post 34 can guarantee that backup pad 32 normally reciprocates with the effect of direction recess 35, and then the normal operating of guarantee equipment.

The utility model discloses in adjusting device 7 is including setting up the pneumatic cylinder 41 at quick-witted case 1 downside inner wall be equipped with connecting rod 42 on the piston rod of pneumatic cylinder 41 rotate the cover on the axis of rotation 22 and be equipped with and change cover 43, connecting rod 42 and commentaries on classics cover 43 fixed connection. Through the work of pneumatic cylinder 41, drive connecting rod 42 and commentaries on classics cover 43 and remove to drive secondary shaft 22 through changeing cover 43 and remove, secondary shaft 22 removes and then adjusts driven gear set 5 and driven gear 6's position, realizes the function of adjusting.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automobile mechanical type variable speed transmission, includes quick-witted case (1), its characterized in that: the high-speed gearbox is characterized in that an input shaft (2) is longitudinally inserted in the left side of the upper end of the case (1), an output shaft (3) is longitudinally inserted in the right side of the lower end of the case (1), a driving gear (4) is arranged on the input shaft (2), a driven gear set (5) and a driven gear (6) which can be meshed with the driving gear (4) are respectively arranged on the output shaft (3), and an adjusting device (7) used for adjusting the positions of the driven gear set (5) and the driven gear (6) is further arranged in the case (1).

2. A mechanical variable transmission of a motor vehicle according to claim 1, characterized in that said output shaft (3) comprises a driving shaft (21) and a secondary shaft (22), a cross recess (23) is provided at the upper end of said driving shaft (21), a cross key (24) capable of engaging with the cross recess (23) is provided at the lower end of said secondary shaft (22), and said driven gear (6) is provided on the secondary shaft (22).

3. The automobile mechanical variable-speed transmission device as claimed in claim 2, wherein the driven gear set (5) comprises a first gear (31) arranged on a secondary shaft (22), a support plate (32) is rotatably sleeved on the secondary shaft (22), a second gear (33) capable of being meshed with the first gear (31) is rotatably arranged on the lower surface of the support plate (32), the second gear (33) can be meshed with the driving gear (4), a guide column (34) is arranged on the upper surface of the support plate (32), a guide groove (35) is arranged on the inner wall of the upper side of the chassis (1), and the guide column (34) is movably arranged in the guide groove (35).

4. The mechanical variable-speed transmission device of the automobile according to claim 2, wherein the adjusting device (7) comprises a hydraulic cylinder (41) arranged on the inner wall of the lower side of the chassis (1), a connecting rod (42) is arranged on a piston rod of the hydraulic cylinder (41), a rotating sleeve (43) is rotatably sleeved on the secondary rotating shaft (22), and the connecting rod (42) is fixedly connected with the rotating sleeve (43).

5. A mechanical variable transmission of a motor vehicle as claimed in claim 1, characterized in that the outer ends of the input shaft (2) and the output shaft (3) are provided with couplings.

6. A mechanical variable speed transmission of a vehicle according to claim 1, wherein said housing (1) comprises an upper casing (61) and a lower casing (62), said upper casing (61) and said lower casing (62) being fixedly connected by means of bolts and nuts.