CN210265467U

CN210265467U - Gear shaft of motorcycle starting motor

Info

Publication number: CN210265467U
Application number: CN201921080794.1U
Authority: CN
Inventors: 刘峰; 何永胜; 李行辉
Original assignee: Chongqing Mai Xing Electrical Co ltd
Current assignee: Chongqing Mai Xing Electrical Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-07
Anticipated expiration: 2029-07-11

Abstract

The utility model belongs to the technical field of the gear shaft technique and specifically relates to a seed and seed motorcycle starter motor gear shaft, main shaft one end and adapter horizontal welding, other end welding have a connecting pipe, the cover is equipped with two toothed disc on the main shaft, toothed disc outside installation gear piece, just the toothed disc inboard is connected with the main shaft through limit structure, limit structure includes keyway and key bar, the keyway level is seted up at the toothed disc inboard, the key bar corresponds with the keyway and installs on the main shaft lateral wall, link together through the riveting piece between the toothed disc, the snap ring is installed with the adapter junction to the main shaft, just the spacing groove has been seted up to the lateral wall upper level of adapter tail end, the main shaft is close to the one end installation second of connecting pipe and seals up. The utility model discloses motorcycle starter motor gear shaft adopts lubricating oil to be unlikely to extrude completely when high-speed rotating, still can keep the lubrication of flank of tooth, has lower motion noise, improves gear life's advantage.

Description

Gear shaft of motorcycle starting motor

Technical Field

The utility model relates to a gear shaft technical field especially relates to a motorcycle starter motor gear shaft.

Background

Gear shaft refers to a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft. Generally, the tooth surfaces of the gear are all integral, and when the gear is meshed with a gear shaft and rotates at a high speed, oil on the tooth surfaces moves to the end parts of the gear under the extrusion of two teeth, so that the oil on the tooth surfaces is lost in a short time, noise is generated, and the service life of the gear shaft is influenced after the gear is used for a long time. This phenomenon is particularly evident on the gear shaft of the motorcycle starting motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that there is motorcycle starter motor gear shaft life-span short among the prior art, the noise is big, and a motorcycle starter motor gear shaft that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a motorcycle starter motor gear shaft, includes main shaft, adapter and connecting pipe, main shaft one end and adapter horizontal welding, other end welding have connecting pipe, the cover is equipped with two toothed disc on the main shaft, toothed disc outside installation gear piece, just the toothed disc inboard is connected with the main shaft through limit structure, limit structure includes keyway and key bar, the keyway level is seted up at the toothed disc inboard, the key bar corresponds with the keyway and installs on the main shaft lateral wall, link together through the riveting piece between the toothed disc, the snap ring is installed with the adapter junction to the main shaft, just spacing groove has been seted up to the lateral wall upper level of adapter tail end, the main shaft is close to the sealed pad of one end installation second of connecting pipe.

Preferably, a gourd hole is formed in the side wall of one end, far away from the main shaft, of the connecting pipe, and an oil filling hole is formed in the side wall of one end, close to the main shaft, of the connecting pipe.

Preferably, the riveting piece comprises riveting holes and riveting heads, the riveting holes are horizontally formed in the side wall of one gear disc, the riveting heads are installed on the other gear disc, and the riveting heads are riveted in the riveting holes.

Preferably, the one end that the main shaft is close to the adapter is equipped with the compaction and packs, install first sealed pad on the compaction packs one end terminal surface that is close to the toothed disc, another support the end on the snap ring.

The utility model provides a pair of motorcycle starter motor gear shaft, beneficial effect lies in: the gear shaft of the motorcycle starting motor has the advantages that lubricating oil cannot be completely extruded when the gear shaft rotates at a high speed, the lubrication of the tooth surface can be still kept, the gear shaft has the advantages of low motion noise and prolonged service life of the gear, and the gear and the main shaft are respectively processed and then pressed into a whole structure, so that the plate punching production can be adopted, the material and the working time are saved, and the mechanical performance can completely meet the requirements.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of motorcycle starter motor gear shaft.

Figure 2 is the utility model provides an adapter sectional view of motorcycle starter motor gear shaft.

Fig. 3 is a cross-sectional view of a connecting pipe of a gear shaft of a starting motor of a motorcycle.

Fig. 4 is the utility model provides a main shaft cross-sectional view of motorcycle starter gear shaft.

Fig. 5 is the utility model provides a calabash hole structure chart of motorcycle starter motor gear shaft.

In the figure: the connecting pipe comprises a main shaft 1, an adapter 2, a connecting pipe 3, a clamping ring 4, a compaction filler 5, a first sealing gasket 6, a gear disc 7, a gear piece 8, a key groove 9, a key strip 10, a riveting hole 11, a riveting head 12, a second sealing gasket 13, a gourd hole 14, an oil injection hole 15 and a limiting groove 16.

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.

Referring to fig. 1-5, a motorcycle starter motor gear shaft, including main shaft 1, adapter 2 and connecting pipe 3, 1 one end of main shaft and the horizontal welding of adapter 2, the other end welding has connecting pipe 3, the one end that main shaft 1 is close to adapter 2 is equipped with compaction filler 5, install first sealed pad 6 on the one end terminal surface that compaction filler 5 is close to toothed disc 7, another supports the end on snap ring 4, connecting pipe 3 has seted up calabash hole 14 on keeping away from the one end lateral wall of main shaft 1, connecting pipe 3 has seted up oil filler hole 15 on the one end lateral wall that is close to main shaft 1, compaction filler 5 and snap ring 4 mutually support can make toothed disc 7 can not remove along the horizontal direction at will, stability when heightening the device and using.

The cover is equipped with two toothed disc 7 on main shaft 1, 7 outside installation gear piece 8 of toothed disc, and 7 inboards of toothed disc are connected with main shaft 1 through limit structure, limit structure includes keyway 9 and key strip 10, keyway 9 level is seted up at 7 inboards, key strip 10 corresponds with keyway 9 and is installed on 1 lateral wall of main shaft, link together through the riveting piece between the toothed disc 7, the riveting piece includes riveting hole 11 and riveting head 12, riveting hole 11 level is seted up on 7 lateral walls of one of them toothed disc, riveting head 12 is installed on another toothed disc 7, riveting head 12 riveting is in riveting hole 11, snap ring 4 is installed with adapter 2 junction to main shaft 1, and the lateral wall upper level of adapter 2 tail end has seted up spacing groove 16, the sealed 13 of one end installation second that main shaft 1 is close to connecting pipe 2. The lubricating oil can not be completely extruded when the device rotates at high speed, the lubrication of the disc surface of the gear disc 7 can be still kept, the device has the advantages of lower motion noise and prolonged service life of the gear piece 8, and the device can be produced by punching plates due to the adoption of the structure that the gear disc 7 and the main shaft 1 are respectively processed and then pressed into a whole, so that the material and the working time are saved, and the mechanical property can completely meet the requirement.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a motorcycle starter gear shaft, includes main shaft (1), adapter (2) and connecting pipe (3), its characterized in that: one end of the main shaft (1) is horizontally welded with the adapter (2), the other end is welded with the connecting pipe (3), two gear discs (7) are sleeved on the main shaft (1), gear pieces (8) are arranged on the outer sides of the gear discs (7), the inner side of the gear disc (7) is connected with the main shaft (1) through a limiting structure, the limiting structure comprises a key groove (9) and a key strip (10), the key groove (9) is horizontally arranged on the inner side of the gear disc (7), the key strip (10) and the key groove (9) are correspondingly arranged on the outer side wall of the main shaft (1), the gear discs (7) are connected together through riveting pieces, a snap ring (4) is arranged at the joint of the main shaft (1) and the adapter (2), and the side wall of the tail end of the adapter (2) is horizontally provided with a limit groove (16), and a second sealing gasket (13) is arranged at one end of the main shaft (1) close to the connecting pipe (3).

2. A gear shaft of a motorcycle starting motor according to claim 1, wherein a gourd hole (14) is formed in a side wall of one end of the connecting pipe (3) far away from the main shaft (1), and an oil filling hole (15) is formed in a side wall of one end of the connecting pipe (3) near the main shaft (1).

3. A motorcycle starting motor gear shaft according to claim 1, wherein the riveting member comprises riveting holes (11) and a riveting head (12), the riveting holes (11) are horizontally opened on the side wall of one gear plate (7), the riveting head (12) is installed on the other gear plate (7), and the riveting head (12) is riveted in the riveting holes (11).

4. A motorcycle starting motor gear shaft according to claim 1, characterized in that one end of the main shaft (1) close to the adapter (2) is provided with a compacted filler (5), a first sealing gasket (6) is mounted on one end face of the compacted filler (5) close to the gear disc (7), and the other abutting end is arranged on the snap ring (4).