WO2021223333A1

WO2021223333A1 - Butt-joint forming tough automobile gear

Info

Publication number: WO2021223333A1
Application number: PCT/CN2020/105831
Authority: WO
Inventors: 卓志杨; 施剑波
Original assignee: 台州万洲机械股份有限公司
Priority date: 2020-05-06
Filing date: 2020-07-30
Publication date: 2021-11-11
Also published as: CN212028464U

Abstract

A butt-joint forming tough automobile gear, comprising an outer gear plate (1). The middle of the outer gear plate (1) is connected to a cylinder (2) by means of splines. Gear blocks (4) are uniformly arranged on the outer wall of the cylinder (2). A groove (3) is formed in the outer side of the top of the outer gear plate (1). Heat-dissipation holes (5) are uniformly formed in the groove (3). A plurality of oil inlet pipes (6) are equidistantly mounted at the top of the cylinder (2). An oil outlet cake (7) is installed in the middle of the end of each gear block (4) away from the cylinder (2). A circular ring pipe (8) is installed in the wall of the cylinder (2). The bottom of each oil inlet pipe (6) extends into the cylinder (2) and is communicated with the circular ring pipe (8). A plurality of branch pipes (9) are uniformly connected to the bottom of the outer side of the circular ring pipe (8). The number of the branch pipes (9) is consistent with that of the gear blocks (4). The other ends of the branch pipes (9) penetrate through the gear blocks (4) and abut against the oil outlet cakes (7). A main cotton sliver is installed in the circular ring pipe, lubricating oil entering the circular ring pipe is absorbed, the lubricating oil cannot flow out completely at a time by means of the branch pipe, the lubricating oil in the main cotton sliver and a cotton rope enters a cotton block by means of capillarity, and therefore the meshing position of the gears can be lubricated continuously.

Description

Butt forming strong automotive gear

Technical field

The utility model relates to the technical field of automobile parts, in particular to butt forming strong and tough automobile gears.

Background technique

Gears are mechanical components with teeth on the rim that can continuously mesh and transmit motion and power. In the transmission process of automobile torque, the main components that play a role are shafts and gears. The gear is sleeved on the rotating shaft and positioned in the direction of the key ring. During the long-term operation of the gear, continuous lubrication of the meshing part is the key to ensure its long-term normal use. The gears in the prior art basically add lubricating oil externally, which cannot give the gears a continuous lubrication effect. For this reason, we propose butt forming strong automotive gears.

Utility model content

The purpose of the utility model is to provide butt-formed and tough automobile gears, which have the advantage of providing continuous lubrication effects and solve the problems raised in the background art.

In order to achieve the above-mentioned object, the present invention provides the following technical solution: butt forming a strong automobile gear, including an external gear disk, the middle of the external gear disk is connected with a cylinder through a spline, and the outer wall of the cylinder is uniformly provided with tooth blocks, A groove is provided on the outer side of the top of the external gear plate, and heat dissipation holes are uniformly opened on the groove. A number of oil inlet pipes are installed on the top of the cylinder at equal distances. An oil cake is installed, a circular tube is installed inside the cylinder wall, the bottom of the oil inlet tube extends to the inside of the cylinder to communicate with the circular tube, and the outer bottom of the circular tube is evenly connected with several A branch pipe, the number of the branch pipes is the same as the number of the tooth blocks, and the other end of the branch pipe penetrates to the outside of the tooth blocks and abuts against the oil outlet cake.

Preferably, it also includes an oil bottle for dripping lubricating oil into the oil inlet pipe, a long oil nipple is arranged at the bottom of the oil bottle, the long oil nipple is a cone, and the oil bottle is filled with lubricating oil.

Preferably, a rubber tube is bonded to the top of the inner wall of the oil inlet pipe. In a natural state, the inner diameter of the rubber tube is zero. This arrangement makes it easy for the long oil nozzle to find the axis of the rubber tube, and then align the long oil nozzle with the axis and insert it. The outer wall of the long oil nozzle squeezes the rubber tube and stretches the inner wall of the rubber tube. Finally, the long oil nozzle enters under the rubber tube for easy oiling. The lubricating oil inside the bottle enters the inside of the circular tube.

Preferably, a main sliver is installed inside the circular tube, and several cotton ropes are evenly arranged on the outer bottom of the main sliver. When in use, the lubricating oil is first absorbed by the main sliver, and then the excess lubricating oil directly passes through the branch pipe Inside, it is directly absorbed by the cotton rope. A part of the lubricating oil on the main cotton sliver is absorbed by the cotton rope under the action of capillary principle. The number of the cotton rope matches the number of the branch pipes. State the fixed connection of the oil cake.

Preferably, the oil cake comprises a piece of cotton, one end of the piece of cotton far away from the cotton rope is bonded with a metal cover, and the metal cover is evenly provided with micropores, and the cotton rope penetrates the cotton piece and the metal. The cover is fixed and connected, the excess lubricating oil is finally absorbed by the cotton block, and a part of the cotton rope will also enter the inside of the cotton block under the action of capillary principle.

Preferably, the tooth block is provided with a shallow groove in the middle of the end surface away from the cylinder, the cotton block is embedded and installed inside the shallow groove, and the metal cover extends to the outside of the shallow groove. The cover is in contact with the external gear. The metal cover is made of copper sheet. The thickness of the metal cover is 5mm. When the external gear and the gear block are connected in transmission, the external gear continuously squeezes the metal cover, causing the lubricating oil inside the cotton block to be continuously squeezed out.

Compared with the prior art, the beneficial effects of the present invention are as follows:

The utility model installs the main sliver inside the circular tube, so that the lubricating oil that enters the circular tube is absorbed. The lubricating oil enters the cotton block, so that it can be continuously lubricated; by setting the oil cake on the outer surface of the tooth block, when the external gear and the tooth block are connected in transmission, the external gear continuously rotates and squeezes the metal cover to make the lubricating oil inside the cotton block It is continuously squeezed out to lubricate the gears. When the oil cake is not in contact with the external gears, the cotton lump recovers and sucks back excess external lubricating oil to reduce waste.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the utility model;

Figure 2 is a top view of the structure of the utility model;

Figure 3 is a schematic diagram of the structure of the circular pipe, branch pipe, and oil inlet pipe of the utility model;

Figure 4 is a cross-sectional view of the circular pipe, branch pipe, and oil inlet pipe of the utility model;

Figure 5 is a schematic diagram of the structure of the present oil cake.

In the figure: 1. External gear plate; 2. Cylinder; 3. Groove; 4. Tooth block; 5. Heat dissipation hole; 6. Oil inlet pipe; 7. Oil cake; 71. Cotton block; 72. Metal cover; 8. , Ring tube; 9. Branch pipe; 10. Oil bottle; 11. Long nozzle; 12. Rubber tube; 13. Main sliver; 14. Cotton rope.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present utility model.

Please refer to Figures 1 to 5, this utility model provides a technical solution: butt forming a strong automotive gear, including an external gear disk 1, the external gear disk 1 is connected with a cylinder 2 through a spline in the middle, the cylinder 2 The outer wall is uniformly provided with tooth blocks 4, the outer gear plate 1 is provided with grooves 3 on the outside of the top, and the grooves 3 are evenly provided with heat dissipation holes 5, and the top of the cylinder 2 is equipped with several oil inlet pipes at equal distances. 6. The number of the oil inlet pipes 6 can be 4-8, the tooth block 4 is equipped with an oil cake 7 in the middle of one end away from the cylinder 2, and a ring is installed inside the wall of the cylinder 2 The tube 8 has a main sliver 13 installed inside the circular tube 8, and a number of cotton ropes 14 are evenly arranged on the bottom of the outer side of the main sliver 13, and the number of the cotton ropes 14 matches the number of the branch pipes 9. The other end of the cotton rope 14 penetrates the branch pipe 9 and is fixedly connected to the oil outlet cake 7, the bottom of the oil inlet pipe 6 extends to the inside of the cylinder 2 and communicates with the circular pipe 8, and the outer bottom of the circular pipe 8 A number of branch pipes 9 are uniformly connected. The number of the branch pipes 9 is the same as the number of the tooth blocks 4. The other end of the branch pipe 9 penetrates to the outside of the tooth block 4 and abuts the oil cake 7.

Wherein, it also includes an oil bottle 10 for dripping lubricating oil into the oil inlet pipe 6, a long oil nozzle 11 is arranged at the bottom of the oil bottle 10, and a rubber tube 12 is glued to the top of the inner wall of the oil inlet pipe 6, in a natural state Bottom, the inner diameter of the rubber tube 12 is zero. Through such a setting, the lubricating oil inside the annular tube 8 will not flow out through the oil inlet pipe 6, and the sealing effect is good. The top of the inner wall of the rubber tube 12 is provided with a slope, so The slope is arranged at an outer high and an inner low slope. The long oil nozzle 11 is a cone. When in use, the outer wall of the long oil nozzle 11 squeezes the rubber tube 12 to open the inner wall of the rubber tube 12, and finally the long oil nozzle 11 enters under the rubber tube 12. It is convenient for the lubricating oil inside the oil bottle 10 to enter the inside of the circular tube 8,

Wherein, as shown in FIG. 5, the oil cake 7 includes a cotton block 71, the end of the cotton block 71 away from the cotton rope 14 is bonded with a metal cover 72, and the metal cover 72 is evenly provided with micropores. The cotton rope 14 penetrates through the cotton block 71 and is fixedly connected to the metal cover 72, and a shallow groove (not shown in the figure) is opened in the middle of the end surface of the tooth block 4 away from the cylinder 2, and the cotton block 71 It is embedded and installed in the shallow groove, and the metal cover 72 extends to the outside of the shallow groove. When in use, the metal cover 72 contacts the external gear, the external gear and the tooth block 4 mesh with each other, and the external gear and the tooth block 4 are in transmission connection At this time, the external gear continuously squeezes the metal cover 72 so that the lubricating oil inside the cotton block 71 is continuously squeezed out, and the extruded lubricating oil passes through the micro holes on the metal cover 72 to lubricate the external gear and the tooth block 4.

Working principle: When the butt-formed and tough automobile gear is used, the bottom of the long oil nipple 11 is inserted into the inside of the oil inlet pipe 6, so that the bottom of the long oil nipple 11 is located under the rubber tube 12, and the lubricating oil inside the oil bottle 10 drops through the long oil nipple 11. Into the inside of the circular tube 8, a part of the lubricating oil is absorbed by the main sliver 13 and then absorbed by the cotton rope 14. A part of the lubricating oil flows into the branch pipe 9 and is finally absorbed by the cotton block 71. The excess lubricating oil on the cotton rope 14 will also be absorbed. It is absorbed by the cotton block 71. When the external gear and the tooth block 4 are connected in transmission, the external gear continuously squeezes the metal cover 72, so that the lubricating oil inside the cotton block 71 is continuously squeezed out, and the squeezed lubricating oil passes through the metal cover 72. The micro-holes lubricate the external gear and tooth block 4.

Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it will be understood that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention. , Substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims

Butt-connected and formed strong and tough automobile gear, including an external gear disc (1), characterized in that: the outer gear disc (1) is connected with a cylinder (2) through splines in the middle, and the outer wall of the cylinder (2) is evenly provided with Tooth block (4), a groove (3) is provided on the outer side of the top of the external gear disk (1), the groove (3) is evenly provided with heat dissipation holes (5), the top of the cylinder (2), etc. A number of oil inlet pipes (6) are installed in the distance, the tooth block (4) is installed with an oil cake (7) in the middle of one end away from the cylinder (2), and the cylinder (2) is installed inside the wall A circular ring tube (8), the bottom of the oil inlet tube (6) extends to the inside of the cylinder (2) to communicate with the circular tube (8), and the outer bottom of the circular tube (8) is evenly connected with a number of A branch pipe (9), the number of the branch pipe (9) is the same as the number of the tooth block (4), and the other end of the branch pipe (9) penetrates to the outside of the tooth block (4) and is connected to the tooth block (4). The oil cake (7) abuts.
The butt-formed and tough automobile gear according to claim 1, characterized in that it further comprises an oil bottle (10) for dripping lubricating oil into the oil inlet pipe (6), and the bottom of the oil bottle (10) A long oil nozzle (11) is provided.
The butt-joined molding strong automobile gear according to claim 1, characterized in that: the top of the inner wall of the oil inlet pipe (6) is bonded with a rubber tube (12), and in a natural state, the inner diameter of the rubber tube (12) is zero , The top of the inner wall of the rubber tube (12) is provided with a slope surface, and the slope surface is arranged at a high slope outside and low inside.
The butt-joined and formed tough automotive gear according to claim 1, characterized in that the main sliver (13) is installed inside the annular tube (8), and a plurality of slivers (13) are evenly arranged on the outer bottom of the main sliver (13). A cotton rope (14), the number of the cotton rope (14) matches the number of the branch pipes (9), and the other end of the cotton rope (14) penetrates the branch pipe (9) and the oil cake (7) is fixed connect.
The butt-joined and formed tough automobile gear according to claim 4, characterized in that: the oil cake (7) comprises a cotton block (71), and one end of the cotton block (71) away from the cotton rope (14) is sticky A metal cover (72) is connected, the metal cover (72) is evenly provided with micro holes, and the cotton rope (14) penetrates the cotton block (71) and is fixedly connected to the metal cover (72).
The butt-joined and formed tough automotive gear according to claim 5, wherein the tooth block (4) is provided with a shallow groove in the middle of the end face away from the cylinder (2), and the cotton block (71) is embedded Installed inside the shallow groove, the metal cover (72) extends to the outside of the shallow groove, and when in use, the metal cover (72) is in contact with the external gear.