CN211117511U

CN211117511U - Motor gear transmission device of automobile electronic device

Info

Publication number: CN211117511U
Application number: CN201922003877.7U
Authority: CN
Inventors: 苏日滔; 苏豪祖
Original assignee: Shenzhen Lianhe Xinglong Plastic Products Co ltd
Current assignee: Shenzhen Lianhe Xinglong Plastic Products Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-28
Anticipated expiration: 2029-11-19

Abstract

The utility model discloses an automotive electronics motor gear drive relates to automobile manufacturing technical field, which comprises a housin, the outside of casing is provided with the mounting panel, the outside fixed mounting of mounting panel has the motor, the output shaft of motor runs through the inboard of casing, the output shaft fixed mounting of motor has the driving gear, the lower extreme inner wall fixed mounting of casing has first bearing, the inner wall fixed mounting of first bearing has first transmission shaft, the one end outside fixed mounting of first transmission shaft has the oil guide gear, compares with prior art, the beneficial effects of the utility model are that: the oil storage chamber can carry out the storage of lubricating oil, leads oily gear and carries out dipping in of lubricating oil and get for lubricating oil can be with the driving gear contact, on transmitting driven gear by the driving gear, makes gear drive be in lubricated state all the time, and in order to reduce frictional force during gear drive, the power loss of reduction motor improves transmission efficiency.

Description

Motor gear transmission device of automobile electronic device

Technical Field

The utility model relates to an automobile manufacturing technical field specifically is an automotive electronics device motor gear.

Background

The motor gear transmission is a device for transmitting motion and power by a gear pair, and is a mechanical transmission mode which is most widely applied in various modern equipment. Its advantages are high accuracy, efficiency and reliability. The motor gear transmission device of the existing automotive electronic device is difficult to add lubricating oil and maintain, when the lubricating oil is lack, the friction force between gears is large, so that the kinetic energy loss of the motor is large, high temperature is generated, the gears deform, damage machinery is enough, and the service life of the gears is shortened.

Disclosure of Invention

An object of the utility model is to provide an automotive electronics device motor gear to the solution is difficult to carry out the interpolation of lubricating oil, maintains comparatively difficultly, and frictional force is great between the gear when lubricating oil lacks, leads to motor kinetic energy loss great, and produces higher temperature, and the gear produces deformation, and damage machinery is just enough, leads to the problem of the life-span reduction of gear.

In order to achieve the above object, the utility model provides a following technical scheme: a motor gear transmission device of an automobile electronic device comprises a shell, wherein a mounting plate is arranged on the outer side of the shell, a motor is fixedly mounted on the outer side of the mounting plate, an output shaft of the motor penetrates through the inner side of the shell, a driving gear is fixedly mounted on the output shaft of the motor, a first bearing is fixedly mounted on the inner wall of the lower end of the shell, a first transmission shaft is fixedly mounted on the inner wall of the first bearing, an oil guide gear is fixedly mounted on the outer side of one end of the first transmission shaft, a fixing sleeve is fixedly mounted on the inner wall of the upper end of the shell, a second bearing is fixedly mounted on the inner wall of the fixing sleeve, a third bearing is fixedly mounted on the inner wall of the upper end of the shell, an extension sleeve is arranged on the inner side of the shell, a second transmission shaft is inserted into the inner side of the upper end of, the top inboard of casing is provided with first screw hole, the top of casing is provided with the through-hole, the lower extreme of first screw hole is provided with sealed the pad, the inner wall threaded connection of first screw hole has first airtight bolt, the lower extreme of casing is provided with the oil storage chamber, the lower extreme inboard of casing is provided with the second screw hole, the inner wall threaded connection of second screw hole has the airtight bolt of second.

Preferably, the second bearing, the third bearing and the second transmission shaft are located at the same axis, and the second bearing and the third bearing are distributed at two ends of the second transmission shaft.

Preferably, the lower end of the first sealing bolt props against the upper surface of the sealing gasket, and the lower surface of the sealing gasket is in contact connection with the inner wall of the lower end of the first threaded hole.

Preferably, the inner wall of the lower end of the shell is designed into a circular arc shape, and the second threaded hole is located in the center of the oil storage cavity.

Preferably, the second threaded hole penetrates through the housing, and the length of the second closing bolt is smaller than the wall thickness of the housing.

Compared with the prior art, the beneficial effects of the utility model are that: this automotive electronics device motor gear transmission: can carry out the storage of lubricating oil through the bottom that sets up the oil storage chamber at the casing, carry out dipping in of lubricating oil through the oily gear of leading that sets up when carrying out the during operation and get, make lubricating oil can contact with the driving gear, transmit driven gear by the driving gear on, make gear drive be in lubricated state all the time, for reducing frictional force during gear drive, reduce the power loss of motor, improve transmission efficiency, the metal powder that wearing and tearing produced between the gear can deposit in the oil storage intracavity, can emit the lubricating oil in the casing through opening the airtight bolt of second and change, and then take away the powder in the lubricating oil, guarantee the cleanness of casing.

Drawings

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

fig. 2 is an enlarged view of the position a of the present invention.

In the figure: 10. a housing; 11. mounting a plate; 12. a motor; 13. a driving gear; 14. a first bearing; 15. a first drive shaft; 16. an oil guide gear; 17. fixing a sleeve; 18. a second bearing; 19. a third bearing; 20. a second drive shaft; 21. a lengthening sleeve; 22. a driven gear; 23. a first threaded hole; 24. a gasket; 25. a first airtight bolt; 26. a through hole; 27. an oil storage chamber; 28. a second threaded hole; 29. and a second airtight bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a motor gear transmission device of an automobile electronic device comprises a shell 10, a mounting plate 11 is arranged on the outer side of the shell 10, a motor 12 is fixedly mounted on the outer side of the mounting plate 11, an output shaft of the motor 12 penetrates through the inner side of the shell 10, a driving gear 13 is fixedly mounted on the output shaft of the motor 12, the driving gear 13 can be driven to rotate when the motor 12 rotates, a first bearing 14 is fixedly mounted on the inner wall of the lower end of the shell 10, a first transmission shaft 15 is fixedly mounted on the inner wall of the first bearing 14, the first transmission shaft 15 only can rotate but cannot displace in other modes, an oil guide gear 16 is fixedly mounted on the outer side of one end of the first transmission shaft 15, the oil guide gear 16 is meshed with the driving gear 13, a fixing sleeve 17 is fixedly mounted on the inner wall of the upper end of the shell 10, a second bearing 18 is fixedly mounted on the inner, the second bearing 18, the third bearing 19 and the second transmission shaft 20 are located on the same axis, the second bearing 18 and the third bearing 19 are distributed at two ends of the second transmission shaft 20, the second transmission shaft 20 can only rotate in the second bearing 18 and the third bearing 19 but can not perform other displacement, an extension sleeve 21 is arranged on the inner side of the shell 10, the second transmission shaft 20 is inserted into the inner side of the upper end of the shell 10, one end of the second transmission shaft 20 penetrates through the extension sleeve 21, the stability of the second transmission shaft 20 can be improved by the extension sleeve 21, a driven gear 22 is fixedly arranged on the outer side of the second transmission shaft 20, the lower end of the driven gear 22 is meshed with the driving gear 13, the driving gear 13 can drive the driven gear 22 to rotate when rotating, the driven gear 22 can drive the second transmission shaft 20 to rotate, a first threaded hole 23 is arranged on the inner side of the top end of the shell 10, a through hole 26 is arranged on, the through hole 26 can be used for adding lubricating oil, the first threaded hole 23 is communicated with the through hole 26, the lower end of the first threaded hole 23 is provided with a sealing gasket 24, the inner wall of the first threaded hole 23 is in threaded connection with a first sealing bolt 25, the lower end of the first sealing bolt 25 abuts against the upper surface of the sealing gasket 24, the lower surface of the sealing gasket 24 is in contact connection with the inner wall of the lower end of the first threaded hole 23, the sealing gasket 24 can block the through hole 26 by screwing the first sealing bolt 25, so that the through hole 26 can be sealed, the lower end of the shell 10 is provided with an oil storage cavity 27, the lower end of the oil guide gear 16 is immersed in the oil storage cavity 27, the oil guide gear 16 can dip lubricating oil during working, so that the lubricating oil can be in contact with the driving gear 13 and is transmitted to the driven gear 22 by the driving gear 13, so that the gear transmission device is always in, the inner wall threaded connection of second screw hole 28 has second airtight bolt 29, the lower extreme inner wall of casing 10 designs into arc, second screw hole 28 is located the positive center of oil storage chamber 27, the metal powder that gear drive wearing and tearing produced can deposit in oil storage chamber 27, second screw hole 28 runs through casing 10, the length of second airtight bolt 29 is less than the wall thickness of casing 10, second airtight bolt 29 can carry out the shutoff to second screw hole 28, through unscrewing second airtight bolt 29, make lubricating oil can follow the interior outflow of oil storage chamber 27, metal powder is taken out to lubricating oil, guarantee the cleanness in the casing 10.

The utility model discloses a theory of operation: the motor 12 can drive the driving gear 13 to rotate when rotating, the driving gear 13 can drive the oil guide gear 16 to rotate when rotating, the lower end of the oil guide gear 16 is contacted with the oil storage cavity 27, so that the lubricating oil can be contacted with the oil guide gear 16, the contact between the oil guide gear 16 and the driving gear 13 allows the transmission of the lubricating oil to the driving gear 13, the driven gear 22 engaged with the driving gear 13 during the rotation of the driving gear 13 rotates, the lubricating oil is transmitted from the driving gear 13 to the driven gear 22, so that the gear transmission device is always in a lubricating state, after a long period of use, the lubricant needs to be replaced, the second sealing bolt 29 is unscrewed so that the lubricant can flow out of the oil storage chamber 27 along the second screw hole 28, and when new lubricant is added, by unscrewing the first sealing bolt 25 and taking out the gasket 24, the lubricating oil can be added from the through hole 26.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automotive electronics motor gear assembly comprising a housing (10), characterized in that: the outside of casing (10) is provided with mounting panel (11), the outside fixed mounting of mounting panel (11) has motor (12), the output shaft of motor (12) runs through the inboard of casing (10), the output shaft fixed mounting of motor (12) has driving gear (13), the lower extreme inner wall fixed mounting of casing (10) has first bearing (14), the inner wall fixed mounting of first bearing (14) has first transmission shaft (15), the one end outside fixed mounting of first transmission shaft (15) has oil guide gear (16), the upper end inner wall fixed mounting of casing (10) has fixed cover (17), the inner wall fixed mounting of fixed cover (17) has second bearing (18), the upper end inner wall fixed mounting of casing (10) has third bearing (19), the inboard of casing (10) is provided with extension cover (21), the utility model discloses a quick-witted casing, including casing (10), extension cover (21) are run through to the inboard second transmission shaft (20) of pegging graft of upper end of casing (10), the outside fixed mounting of second transmission shaft (20) has driven gear (22), the top inboard of casing (10) is provided with first screw hole (23), the top of casing (10) is provided with through-hole (26), the lower extreme of first screw hole (23) is provided with sealed pad (24), the inner wall threaded connection of first screw hole (23) has first airtight bolt (25), the lower extreme of casing (10) is provided with oil storage chamber (27), the lower extreme inboard of casing (10) is provided with second screw hole (28), the inner wall threaded connection of second screw hole (28) has second airtight bolt (29).

2. The automotive electronics motor gear assembly of claim 1, further comprising: the second bearing (18), the third bearing (19) and the second transmission shaft (20) are in the same axis, and the second bearing (18) and the third bearing (19) are distributed at two ends of the second transmission shaft (20).

3. The automotive electronics motor gear assembly of claim 1, further comprising: the lower end of the first sealing bolt (25) props against the upper surface of the sealing gasket (24), and the lower surface of the sealing gasket (24) is in contact connection with the inner wall of the lower end of the first threaded hole (23).

4. The automotive electronics motor gear assembly of claim 1, further comprising: the inner wall of the lower end of the shell (10) is designed into a circular arc shape, and the second threaded hole (28) is located in the center of the oil storage cavity (27).

5. The automotive electronics motor gear assembly of claim 1, further comprising: the second threaded hole (28) penetrates through the shell (10), and the length of the second sealing bolt (29) is smaller than the wall thickness of the shell (10).